IPC-Stelle: H04N 5/272 [Version 2023.01]

SymbolTypTitel
HSKELECTRICITY
H04KLELECTRIC COMMUNICATION TECHNIQUE
H04NUKLPICTORIAL COMMUNICATION, e.g. TELEVISION [4]
H04N 1/00HGRScanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof [1, 3, 4, 2006.01]
H04N 1/024UGR1
.Details of scanning heads [3, 4, 2006.01]
H04N 1/028UGR2
. .for picture-information pick-up [3, 4, 2006.01]
H04N 1/029UGR3
. . .Heads optically focused on only one picture element at a time [6, 2006.01]
H04N 1/03UGR3
. . .with photodetectors arranged in a substantially linear array [6, 2006.01]
H04N 1/031UGR4
. . . .the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors [6, 2006.01]
H04N 1/032UGR2
. .for picture-information reproduction [3, 4, 2006.01]
H04N 1/034UGR3
. . .using ink, e.g. ink-jet heads [5, 2006.01]
H04N 1/036UGR3
. . .for optical reproduction [3, 4, 2006.01]
H04N 1/04UGR1
.Scanning arrangements (H04N 1/387 takes precedence) [1, 4, 2006.01]
H04N 1/047UGR2
. .Detection, control or error compensation of scanning velocity or position (H04N 1/17 takes precedence) [6, 2006.01]
H04N 1/053UGR3
. . .in main scanning direction, e.g. synchronisation of line start or picture elements in a line [6, 2006.01]
H04N 1/06UGR2
. .using cylindrical picture-bearing surfaces [1, 4, 2006.01]
H04N 1/08UGR3
. . .Mechanisms for mounting or holding the sheet around the drum [1, 4, 2006.01]
H04N 1/10UGR2
. .using flat picture-bearing surfaces [1, 4, 2006.01]
H04N 1/107UGR3
. . .with manual scanning [6, 2006.01]
H04N 1/113UGR2
. .using oscillating or rotating mirrors [6, 2006.01]
H04N 1/12UGR2
. .using the sheet-feed movement as the slow scanning component (using multi-element arrays H04N 1/19) [1, 4, 6, 2006.01]
H04N 1/14UGR3
. . .using a rotating endless belt carrying the scanning heads [1, 4, 2006.01]
H04N 1/16UGR3
. . .using a rotating helical element [1, 4, 2006.01]
H04N 1/17UGR2
. .the scanning speed being dependent on content of picture [3, 4, 2006.01]
H04N 1/19UGR2
. .using multi-element arrays [6, 2006.01]
H04N 1/191UGR3
. . .the array comprising a one-dimensional array [6, 2006.01]
H04N 1/192UGR4
. . . .Simultaneously scanning picture elements on one main scanning line [6, 2006.01]
H04N 1/193UGR5
. . . . .using electrically scanned linear arrays [6, 2006.01]
H04N 1/195UGR3
. . .the array comprising a two-dimensional array [6, 2006.01]
H04N 1/203UGR2
. .Simultaneous scanning of two or more separate pictures [6, 2006.01]
H04N 1/207UGR2
. .Simultaneous scanning of the original picture and the reproduced picture with a common scanning device [6, 2006.01]
H04N 1/21UGR1
.Intermediate information storage (H04N 1/387, H04N 1/41 take precedence) [4, 2006.01]
H04N 1/23UGR1
.Reproducing arrangements [4, 2006.01]
H04N 1/27UGR2
. .involving production of a magnetic intermediate picture [4, 2006.01]
H04N 1/29UGR2
. .involving production of an electrostatic intermediate picture [4, 2006.01]
H04N 1/31UGR2
. .Mechanical arrangements for picture transmission, e.g. adaptation of clutches, gearing, gear transmissions [4, 2006.01]
H04N 1/32UGR1
.Circuits or arrangements for control or supervision between transmitter and receiver [1, 2006.01]
H04N 1/327UGR2
. .Initiating, continuing or ending a single-mode communication; Handshaking therefor [6, 2006.01]
H04N 1/333UGR2
. .Mode signalling or mode changing; Handshaking therefor [6, 2006.01]
H04N 1/34UGR2
. .for coin-freed systems [1, 2006.01]
H04N 1/36UGR2
. .for synchronising or phasing transmitter and receiver [1, 2006.01]
H04N 1/38UGR1
.Circuits or arrangements for blanking or otherwise eliminating unwanted parts of pictures (H04N 1/387 takes precedence) [1, 4, 2006.01]
H04N 1/387UGR1
.Composing, repositioning or otherwise modifying originals [4, 2006.01]
H04N 1/393UGR2
. .Enlarging or reducing [4, 2006.01]
H04N 1/40UGR1
.Picture signal circuits (H04N 1/387 takes precedence) [1, 4, 2006.01]
H04N 1/401UGR2
. .Compensating positionaly unequal response of the pick-up or reproducing head (H04N 1/403 takes precedence) [6, 2006.01]
H04N 1/403UGR2
. .Discrimination between the two tones in the picture signal of a two-tone original [6, 2006.01]
H04N 1/405UGR2
. .Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels [6, 2006.01]
H04N 1/407UGR2
. .Control or modification of tonal gradation or of extreme levels, e.g. background level [6, 2006.01]
H04N 1/409UGR2
. .Edge or detail enhancement; Noise or error suppression [6, 2006.01]
H04N 1/41UGR1
.Bandwidth or redundancy reduction (by scanning H04N 1/17) [3, 2006.01]
H04N 1/411UGR2
. .for the transmission or reproduction of two-tone pictures, e.g. black and white pictures [4, 2006.01]
H04N 1/413UGR3
. . .Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information [4, 2006.01]
H04N 1/415UGR4
. . . .in which the picture-elements are subdivided or grouped into fixed one-dimensional or two-dimensional blocks [4, 2006.01]
H04N 1/417UGR4
. . . .using predictive or differential encoding [4, 2006.01]
H04N 1/419UGR4
. . . .in which encoding of the length of a succession of picture-elements of the same value along a scanning line is the only encoding step [4, 2006.01]
H04N 1/42UGR1
.Systems for two-way working [1, 2006.01]
H04N 1/44UGR1
.Secrecy systems [1, 2006.01]
H04N 1/46UGR1
.Colour picture communication systems [1, 2006.01]
H04N 1/48UGR2
. .Picture signal generators (for halftone screening H04N 1/52) [6, 2006.01]
H04N 1/50UGR2
. .Picture reproducers (for halftone screening H04N 1/52) [6, 2006.01]
H04N 1/52UGR2
. .Circuits or arrangements for halftone screening [6, 2006.01]
H04N 1/54UGR2
. .Conversion of colour picture signals to a plurality of signals some of which represent particular mixed colours, e.g. for textile printing [6, 2006.01]
H04N 1/56UGR2
. .Processing of colour picture signals (H04N 1/52 takes precedence) [6, 2006.01]
H04N 1/58UGR3
. . .Edge or detail enhancement; Noise or error suppression, e.g. colour misregistration correction (H04N 1/62 takes precedence) [6, 2006.01]
H04N 1/60UGR3
. . .Colour correction or control [6, 2006.01]
H04N 1/62UGR4
. . . .Retouching, i.e. modification of isolated colours only or in isolated picture areas only [6, 2006.01]
H04N 1/64UGR2
. .Systems for the transmission or the storage of the colour picture signal; Details therefor, e.g. coding or decoding means therefor [6, 2006.01]
H04N 3/00HGRScanning details of television systems; Combination thereof with generation of supply voltages [1, 4, 2006.01]
H04N 3/02UGR1
.by optical-mechanical means only (H04N 3/36 takes precedence) [1, 2, 2006.01]
H04N 3/04UGR2
. .having a moving aperture [1, 2006.01]
H04N 3/06UGR2
. .having a moving lens or other refractor [1, 2006.01]
H04N 3/08UGR2
. .having a moving reflector [1, 2006.01]
H04N 3/09UGR3
. . .for electromagnetic radiation in the invisible region, e.g. infrared [4, 2006.01]
H04N 3/10UGR1
.by means not exclusively optical-mechanical (H04N 3/36 takes precedence) [1, 2, 2006.01]
H04N 3/12UGR2
. .by switched stationary formation of lamps, photocells, or light relays [1, 2006.01]
H04N 3/14UGR2
. .by means of electrically scanned solid-state devices (for picture generation H04N 25/00) [1, 2006.01]
H04N 3/16UGR2
. .by deflecting electron beam in cathode-ray tube [1, 2006.01]
H04N 3/18UGR3
. . .Generation of supply voltages, in combination with electron beam deflecting [1, 4, 2006.01]
H04N 3/185UGR4
. . . .Maintaining dc voltage constant [4, 2006.01]
H04N 3/19UGR4
. . . .Arrangements or assemblies in supply circuits for the purpose of withstanding high voltages [3, 2006.01]
H04N 3/20UGR3
. . .Prevention of damage to cathode-ray tubes in event of failure of scanning [1, 2006.01]
H04N 3/22UGR3
. . .Circuits for controlling dimensions, shape or centering of picture on screen [1, 2006.01]
H04N 3/223UGR4
. . . .Controlling dimensions (by maintaining the cathode-ray tube high voltage constant H04N 3/185) [4, 2006.01]
H04N 3/227UGR4
. . . .Centering [4, 2006.01]
H04N 3/23UGR4
. . . .Distortion correction, e.g. for pincushion distortion correction, S-correction [4, 2006.01]
H04N 3/233UGR5
. . . . .using active elements [4, 2006.01]
H04N 3/237UGR5
. . . . .using passive elements [4, 2006.01]
H04N 3/24UGR3
. . .Blanking circuits [1, 2006.01]
H04N 3/26UGR3
. . .Modifications of scanning arrangements to improve focusing [1, 2006.01]
H04N 3/27UGR3
. . .Circuits special to multi-standard receivers [3, 4, 2006.01]
H04N 3/28UGR2
. .producing multiple scanning, i.e. using more than one spot at the same time [1, 2006.01]
H04N 3/30UGR2
. .otherwise than with constant velocity or otherwise than in pattern formed by unidirectional, straight, substantially horizontal or vertical lines [1, 2006.01]
H04N 3/32UGR3
. . .Velocity varied in dependence upon picture information [1, 2006.01]
H04N 3/34UGR3
. . .Elemental scanning area oscillated rapidly in direction transverse to main scanning direction [1, 2006.01]
H04N 3/36UGR1
.Scanning of motion picture films, e.g. for telecine [2, 2006.01]
H04N 3/38UGR2
. .with continuously moving film [4, 2006.01]
H04N 3/40UGR2
. .with intermittently moving film [4, 2006.01]
H04N 5/00HGRDetails of television systems (scanning details or combination thereof with generation of supply voltages H04N 3/00) [1, 4, 2006.01, 2011.01]
H04N 5/04UGR1
.Synchronising (for television systems using pulse code modulation H04N 7/56) [1, 4, 2006.01]
H04N 5/05UGR2
. .Synchronising circuits with arrangements for extending range of synchronisation, e.g. by using switching between several time constants [2, 2006.01]
H04N 5/06UGR2
. .Generation of synchronising signals [1, 2006.01]
H04N 5/067UGR3
. . .Arrangements or circuits at the transmitter end [4, 2006.01]
H04N 5/073UGR4
. . . .for mutually locking plural sources of synchronising signals, e.g. studios or relay stations [4, 2006.01]
H04N 5/08UGR2
. .Separation of synchronising signals from picture signals [1, 2006.01]
H04N 5/10UGR3
. . .Separation of line synchronising signal from frame synchronising signal [1, 2006.01]
H04N 5/12UGR2
. .Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising [1, 2, 2006.01]
H04N 5/14UGR1
.Picture signal circuitry for video frequency region (cameras or camera modules comprising electronic image sensors, or control thereof H04N 23/00) [1, 2, 2006.01]
H04N 5/16UGR2
. .Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level [1, 2006.01]
H04N 5/18UGR3
. . .by means of "clamp" circuit operated by switching circuit [1, 2006.01]
H04N 5/20UGR2
. .Circuitry for controlling amplitude response [1, 2006.01]
H04N 5/202UGR3
. . .Gamma control  (circuits for controlling camera response irrespective of the scene brightness H04N 23/82) [4, 2006.01, 2023.01]
H04N 5/205UGR3
. . .for correcting amplitude versus frequency characteristic [4, 2006.01]
H04N 5/208UGR4
. . . .for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction [4, 2006.01]
H04N 5/21UGR2
. .Circuitry for suppressing or minimising disturbance, e.g. moire or halo [1, 2006.01]
H04N 5/213UGR3
. . .Circuitry for suppressing or minimising impulsive noise (for suppressing or minimising disturbance in image signal generation H04N 23/81) [4, 2006.01]
H04N 5/217GEL(transferred to H04N 23/80-H04N 23/81)
H04N 5/222UGR1
.Studio circuitry; Studio devices; Studio equipment (cameras or camera modules comprising electronic image sensors, or control thereof H04N 23/00) [4, 2006.01]
H04N 5/225GEL(transferred to H04N 23/00; H04N 23/45-H04N 23/58; H04N 23/95-H04N 23/959)
H04N 5/228GEL(transferred to H04N 23/40)
H04N 5/232GEL(transferred to H04N 23/60-H04N 23/698)
H04N 5/235GEL(transferred to H04N 23/70-H04N 23/745; H04N 23/95-H04N 23/959)
H04N 5/238GEL(transferred to H04N 23/75)
H04N 5/243GEL(transferred to H04N 23/76)
H04N 5/247GEL(transferred to H04N 23/90)
H04N 5/253UGR2
. .Picture signal generating by scanning motion picture films or slide opaques, e.g. for telecine (scanning details therefor H04N 3/36) [4, 2006.01]
H04N 5/257UGR2
. .Picture signal generators using flying-spot scanners (H04N 5/253 takes precedence) [4, 2006.01]
H04N 5/262UGR2
. .Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects [4, 2006.01]
H04N 5/265UGR3
. . .Mixing [4, 2006.01]
H04N 5/268UGR3
. . .Signal distribution or switching [4, 2006.01]
H04N 5/272UGR3
. . .Means for inserting a foreground image in a background image, i.e. inlay, outlay [4, 2006.01]
H04N 5/275UGR4
. . . .Generation of keying signals [4, 2006.01]
H04N 5/278UGR3
. . .Subtitling [4, 2006.01]
H04N 5/28UGR2
. .Mobile studios [1, 2006.01]
H04N 5/30UGR1
.Transforming light or analogous information into electric information  (scanning details H04N 3/00;  cameras or camera modules comprising electronic image sensors, or control thereof H04N 23/00;  circuitry of solid-state image sensors [SSIS] or control thereof H04N 25/00) [1, 2, 4, 7, 2006.01]
H04N 5/32UGR2
. .Transforming X-rays (cameras or camera modules for generating image signals from X-rays H04N 23/30; circuitry of SSIS for transforming X-rays into image signals H04N 25/30) [1, 2006.01, 2023.01]
H04N 5/321UGR3
. . .with video transmission of fluoroscopic images [5, 2006.01]
H04N 5/325UGR4
. . . .Image enhancement, e.g. by subtraction techniques using polyenergetic X-rays [5, 2006.01]
H04N 5/33UGR2
. .Transforming infrared radiation (cameras or camera modules for generating image signals from infrared radiation H04N 23/20; circuitry of SSIS for transforming infrared radiation into image signals H04N 25/20) [2, 2006.01, 2023.01]
H04N 5/335GEL(transferred to H04N 25/00)
H04N 5/341GEL(transferred to H04N 25/40; H04N 25/47)
H04N 5/343GEL(transferred to H04N 25/42)
H04N 5/345GEL(transferred to H04N 25/44-H04N 25/447)
H04N 5/347GEL(transferred to H04N 25/46)
H04N 5/349GEL(transferred to H04N 25/48)
H04N 5/351GEL(transferred to H04N 25/50-H04N 25/51)
H04N 5/353GEL(transferred to H04N 25/53-H04N 25/535)
H04N 5/355GEL(transferred to H04N 25/57-H04N 25/59)
H04N 5/357GEL(transferred to H04N 25/60-H04N 25/618)
H04N 5/359GEL(transferred to H04N 25/62-H04N 25/628)
H04N 5/361GEL(transferred to H04N 25/63-H04N 25/633)
H04N 5/363GEL(transferred to H04N 25/65)
H04N 5/365GEL(transferred to H04N 25/67-H04N 25/677)
H04N 5/367GEL(transferred to H04N 25/68-H04N 25/69)
H04N 5/369GEL(transferred to H04N 25/79; H04N 25/70-H04N 25/709)
H04N 5/372GEL(transferred to H04N 25/71-H04N 25/713)
H04N 5/3722GEL(transferred to H04N 25/715)
H04N 5/3725GEL(transferred to H04N 25/72)
H04N 5/3728GEL(transferred to H04N 25/73)
H04N 5/374GEL(transferred to H04N 25/76-H04N 25/768)
H04N 5/3745GEL(transferred to H04N 25/77-H04N 25/778)
H04N 5/376GEL(transferred to H04N 25/74; H04N 25/779)
H04N 5/378GEL(transferred to H04N 25/75; H04N 25/78)
H04N 5/38UGR1
.Transmitter circuitry (H04N 5/14 takes precedence) [1, 4, 2006.01]
H04N 5/40UGR2
. .Modulation circuits [1, 2006.01]
H04N 5/42UGR2
. .for transmitting at will black-and-white or colour signals [1, 2006.01]
H04N 5/44UGR1
.Receiver circuitry (H04N 5/14 takes precedence) [1, 4, 2006.01, 2011.01]
H04N 5/445UGR2
. .for displaying additional information (H04N 5/50  takes precedence) [4, 2006.01, 2011.01]
H04N 5/45UGR3
. . .Picture in picture [4, 2006.01, 2011.01]
H04N 5/455UGR2
. .Demodulation-circuits [4, 2006.01]
H04N 5/46UGR2
. .for receiving on more than one standard at will (deflecting circuits of multi-standard receivers H04N 3/27) [1, 4, 2006.01]
H04N 5/50UGR2
. .Tuning indicators; Automatic tuning control [1, 4, 2006.01]
H04N 5/52UGR2
. .Automatic gain control [1, 4, 2006.01]
H04N 5/53UGR3
. . .Keyed automatic gain control [4, 2006.01]
H04N 5/54UGR3
. . .for positively-modulated picture signals (H04N 5/53 takes precedence) [1, 4, 2006.01]
H04N 5/56UGR3
. . .for negatively-modulated picture signals (H04N 5/53 takes precedence) [1, 4, 2006.01]
H04N 5/57UGR2
. .Control of contrast or brightness [4, 2006.01]
H04N 5/58UGR3
. . .in dependence upon ambient light [1, 4, 2006.01]
H04N 5/59UGR3
. . .in dependence upon beam current of cathode ray tube [4, 2006.01]
H04N 5/60UGR2
. .for the sound signals [1, 2006.01]
H04N 5/62UGR3
. . .Intercarrier circuits, i.e. heterodyning sound and vision carriers [1, 2006.01]
H04N 5/63UGR1
.Generation or supply of power specially adapted for television receivers [4, 2006.01]
H04N 5/64UGR1
.Constructional details of receivers, e.g. cabinets or dust covers (furniture aspects A47B 81/06) [1, 2, 2006.01]
H04N 5/645UGR2
. .Mounting of picture tube on chassis or in housing [1, 2006.01]
H04N 5/65UGR2
. .Holding-devices for protective discs or for picture masks [1, 2006.01]
H04N 5/655UGR2
. .Construction or mounting of chassis, e.g. for varying the elevation of the tube [1, 2006.01]
H04N 5/66UGR1
.Transforming electric information into light information (scanning details H04N 3/00) [1, 2006.01]
H04N 5/68UGR2
. .Circuit details for cathode-ray display tubes [1, 2006.01]
H04N 5/70UGR2
. .Circuit details for electroluminescent devices [1, 2006.01]
H04N 5/72UGR1
.Modifying the appearance of television pictures by optical filters or diffusing screens [1, 2006.01]
H04N 5/74UGR1
.Projection arrangements for image reproduction, e.g. using eidophor [1, 2006.01]
H04N 5/76UGR1
.Television signal recording [1, 3, 4, 2006.01]
H04N 5/761UGR2
. .Systems for programming the time at which predetermined television channels will be selected for recording [7, 2006.01]
H04N 5/7613UGR3
. . .by using data entered by the user and a reference timing clock incorporated in the recorder [7, 2006.01]
H04N 5/7617UGR3
. . .by using data entered by the user and reference data transmitted by the broadcasting station [7, 2006.01]
H04N 5/765UGR2
. .Interface circuits between an apparatus for recording and another apparatus [6, 2006.01]
H04N 5/77UGR3
. . .between a recording apparatus and a television camera [6, 2006.01]
H04N 5/775UGR3
. . .between a recording apparatus and a television receiver [6, 2006.01]
H04N 5/78UGR2
. .using magnetic recording (H04N 5/91 takes precedence) [1, 3, 2006.01]
H04N 5/781UGR3
. . .on disks or drums [3, 2006.01]
H04N 5/782UGR3
. . .on tape [3, 2006.01]
H04N 5/7822UGR4
. . . .with stationary magnetic heads [6, 2006.01]
H04N 5/7824UGR4
. . . .with rotating magnetic heads [6, 2006.01]
H04N 5/7826UGR5
. . . . .involving helical scanning of the magnetic tape [6, 2006.01]
H04N 5/7828UGR5
. . . . .involving transversal scanning of the magnetic tape [6, 2006.01]
H04N 5/783UGR4
. . . .Adaptations for reproducing at a rate different from the recording rate [3, 2006.01]
H04N 5/784UGR3
. . .on a sheet [6, 2006.01]
H04N 5/80UGR2
. .using electrostatic recording (H04N 5/91 takes precedence) [1, 3, 2006.01]
H04N 5/82UGR3
. . .using deformable thermoplastic recording medium [1, 2006.01]
H04N 5/83UGR4
. . . .on disks or drums [3, 2006.01]
H04N 5/84UGR2
. .using optical recording (H04N 5/80, H04N 5/89, H04N 5/91 take precedence) [1, 3, 4, 2006.01]
H04N 5/85UGR3
. . .on discs or drums [3, 2006.01]
H04N 5/87UGR3
. . .Producing a motion picture film from a television signal [3, 4, 2006.01]
H04N 5/89UGR2
. .using holographic recording (H04N 5/91 take precedence) [3, 2006.01]
H04N 5/90UGR3
. . .on discs or drums [3, 2006.01]
H04N 5/903UGR2
. .using variable electrical capacitive recording (H04N 5/91 takes precedence) [4, 2006.01]
H04N 5/907UGR2
. .using static stores, e.g. storage tubes or semiconductor memories (H04N 5/91 takes precedence) [4, 2006.01]
H04N 5/91UGR2
. .Television signal processing therefor [3, 2006.01]
H04N 5/911UGR3
. . .for the suppression of noise [6, 2006.01]
H04N 5/913UGR3
. . .for scrambling [6, 2006.01]
H04N 5/915UGR3
. . .for field- or frame-skip recording or reproducing [6, 2006.01]
H04N 5/917UGR3
. . .for bandwidth reduction [6, 2006.01]
H04N 5/919UGR4
. . . .by dividing samples or signal segments, e.g. television lines, among a plurality of recording channels [6, 2006.01]
H04N 5/92UGR3
. . .Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback [3, 2006.01]
H04N 5/921UGR4
. . . .by recording or reproducing the baseband signal [6, 2006.01]
H04N 5/922UGR4
. . . .by modulation of the signal on a carrier wave, e.g. amplitude or frequency modulation [6, 2006.01]
H04N 5/923UGR4
. . . .using preemphasis of the signal before modulation and deemphasis of the signal after demodulation [6, 2006.01]
H04N 5/924UGR4
. . . .using duty cycle modulation [6, 2006.01]
H04N 5/926UGR4
. . . .by pulse code modulation (H04N 5/919 takes precedence) [6, 2006.01]
H04N 5/928UGR4
. . . .the sound signal being pulse code modulated and recorded in time division multiplex with the modulated video signal [6, 2006.01]
H04N 5/93UGR3
. . .Regeneration of the television signal or of selected parts thereof [3, 2006.01]
H04N 5/931UGR4
. . . .for restoring the level of the reproduced signal [6, 2006.01]
H04N 5/932UGR4
. . . .Regeneration of analogue synchronisation signals [6, 2006.01]
H04N 5/935UGR4
. . . .Regeneration of digital synchronisation signals [6, 2006.01]
H04N 5/937UGR4
. . . .by assembling picture element blocks in an intermediate store [6, 2006.01]
H04N 5/94UGR4
. . . .Signal drop-out compensation [3, 2006.01]
H04N 5/945UGR5
. . . . .for signals recorded by pulse code modulation [6, 2006.01]
H04N 5/95UGR4
. . . .Time-base error compensation [3, 2006.01]
H04N 5/953UGR5
. . . . .by using an analogue memory, e.g. a CCD-shift register, the delay of which is controlled by a voltage controlled oscillator [6, 2006.01]
H04N 5/956UGR5
. . . . .by using a digital memory with independent write-in and read-out clock generators [6, 2006.01]
H04N 7/00HGRTelevision systems (details H04N 3/00, H04N 5/00; methods or arrangements, for coding, decoding, compressing or decompressing digital video signals H04N 19/00; selective content distribution H04N 21/00) [1, 4, 2006.01, 2011.01]
H04N 7/01UGR1
.Conversion of standards [4, 2006.01]
H04N 7/015UGR1
.High-definition television systems [6, 2006.01]
H04N 7/025UGR1
.Systems for transmission of digital non-picture data, e.g. of text during the active part of a television frame [6, 2006.01]
H04N 7/03UGR2
. .Subscription systems therefor [6, 2006.01]
H04N 7/035UGR2
. .Circuits for the digital non-picture data signal, e.g. for slicing of the data signal, for regeneration of the data-clock signal, for error detection or correction of the data signal [6, 2006.01]
H04N 7/04UGR1
.Systems for the transmission of one television signal, i.e. both picture and sound, by a single carrier [1, 4, 2006.01]
H04N 7/045UGR2
. .the carrier being frequency modulated [6, 2006.01]
H04N 7/06UGR1
.Systems for the simultaneous transmission of one television signal, i.e. both picture and sound, by more than one carrier [1, 4, 2006.01]
H04N 7/08UGR1
.Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band [1, 4, 6, 2006.01]
H04N 7/081UGR2
. .the additional information signals being transmitted by means of a subcarrier [6, 2006.01]
H04N 7/083UGR2
. .with signal insertion during the vertical and the horizontal blanking interval [6, 2006.01]
H04N 7/084UGR2
. .with signal insertion during the horizontal blanking interval [6, 2006.01]
H04N 7/085UGR3
. . .the inserted signal being digital [6, 2006.01]
H04N 7/087UGR2
. .with signal insertion during the vertical blanking interval [4, 2006.01]
H04N 7/088UGR3
. . .the inserted signal being digital [6, 2006.01]
H04N 7/10UGR1
.Adaptations for transmission by electrical cable (H04N 7/12 takes precedence) [1, 4, 2006.01]
H04N 7/12UGR1
.Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal (H04N 7/24 takes precedence) [1, 4, 2006.01]
H04N 7/14UGR1
.Systems for two-way working (H04N 7/173 takes precedence) [1, 4, 2006.01]
H04N 7/15UGR2
. .Conference systems [5, 2006.01]
H04N 7/16UGR1
.Analogue secrecy systems; Analogue subscription systems [1, 2006.01, 2011.01]
H04N 7/167UGR2
. .Systems rendering the television signal unintelligible and subsequently intelligible [4, 2006.01, 2011.01]
H04N 7/169UGR3
. . .Systems operating in the time domain of the television signal [6, 2006.01, 2011.01]
H04N 7/171UGR3
. . .Systems operating in the amplitude domain of the television signal [6, 2006.01, 2011.01]
H04N 7/173UGR2
. .with two-way working, e.g. subscriber sending a programme selection signal [4, 2006.01, 2011.01]
H04N 7/18UGR1
.Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast [1, 2006.01]
H04N 7/20UGR1
.Adaptations for transmission via a GHz frequency band, e.g. via satellite [4, 2006.01]
H04N 7/22UGR1
.Adaptations for optical transmission [4, 2006.01]
H04N 7/24UGR1
.Systems for the transmission of television signals using pulse code modulation (H04N 21/00 takes precedence) [6, 2006.01, 2011.01]
H04N 7/52UGR2
. .Systems for transmission of a pulse code modulated with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal (assembling of a multiplex stream by combining a video stream with other content or additional data, remultiplexing of multiplex streams, insertion of stuffing bits into the multiplex stream, assembling of a packetised elementary stream at server side H04N 21/236; disassembling of a multiplex stream, remultiplexing of multiplex streams, extraction or processing of Service Information, disassembling of packetised elementary stream at client side H04N 21/434) [6, 2006.01, 2011.01]
H04N 7/54UGR3
. . .the signals being synchronous [6, 2006.01]
H04N 7/56UGR4
. . . .Synchronising systems therefor [6, 2006.01]
H04N 9/00HGRDetails of colour television systems [1, 4, 2006.01]
H04N 9/01UGR1
.Circuitry for demodulating colour component signals modulated spatially by colour striped filters by phase separation [2023.01]
H04N 9/03UGR1
.Circuitry for demodulating colour component signals modulated spatially by colour striped filters by frequency separation [2023.01]
H04N 9/04GEL(transferred to H04N 23/10-H04N 23/11; H04N 25/10-H04N 25/17)
H04N 9/07GEL(transferred to H04N 23/12)
H04N 9/077GEL(transferred to H04N 9/01)
H04N 9/083GEL(transferred to H04N 9/03)
H04N 9/09GEL(transferred to H04N 23/13)
H04N 9/093GEL(transferred to H04N 23/15)
H04N 9/097GEL(transferred to H04N 23/16)
H04N 9/10GEL(transferred to H04N 23/17)
H04N 9/11UGR1
.Scanning of colour motion picture films, e.g. for telecine [2, 4, 2006.01]
H04N 9/12UGR1
.Picture reproducers (H04N 9/11 takes precedence) [1, 2, 4, 2006.01]
H04N 9/14UGR2
. .using optical-mechanical scanning means only [1, 2, 4, 2006.01]
H04N 9/16UGR2
. .using cathode ray tubes (H04N 9/11 takes precedence) [1, 2, 4, 2006.01]
H04N 9/18UGR3
. . .using separate electron beams for the primary colour signals (H04N 9/27 takes precedence) [1, 2, 4, 2006.01]
H04N 9/20UGR4
. . . .with more than one beam in a tube [1, 4, 2006.01]
H04N 9/22UGR3
. . .using the same beam for more than one primary colour information (H04N 9/27 takes precedence) [1, 2, 4, 2006.01]
H04N 9/24UGR4
. . . .using means, integral with, or external to, the tube, for producing signal indicating instantaneous beam position [1, 4, 2006.01]
H04N 9/26UGR4
. . . .using electron-optical colour selection means, e.g. line grid, deflection means in or near the gun or near the phosphor screen [1, 4, 2006.01]
H04N 9/27UGR3
. . .with variable depth of penetration of electron beam into the luminescent layer, e.g. penetrons [2, 4, 2006.01]
H04N 9/28UGR3
. . .Arrangements for convergence or focusing [1, 4, 2006.01]
H04N 9/285UGR4
. . . .using quadrupole lenses [4, 2006.01]
H04N 9/29UGR3
. . .using demagnetisation or compensation of external magnetic fields [2, 4, 2006.01]
H04N 9/30UGR2
. .using solid-state colour display devices [1, 4, 2006.01]
H04N 9/31UGR2
. .Projection devices for colour picture display [2, 4, 2006.01]
H04N 9/43UGR1
.Conversion of monochrome picture signals to colour picture signals for colour picture display [4, 2006.01]
H04N 9/44UGR1
.Colour synchronisation [1, 4, 2006.01]
H04N 9/45UGR2
. .Generation or recovery of colour sub-carriers [4, 2006.01]
H04N 9/455UGR2
. .Generation of colour burst signals; Insertion of colour burst signals in colour picture signals or separation of colour burst signals from colour picture signals (H04N 9/45 takes precedence) [4, 2006.01]
H04N 9/465UGR2
. .Synchronisation of the PAL-switch [4, 2006.01]
H04N 9/47UGR2
. .for sequential signals [2, 4, 2006.01]
H04N 9/475UGR2
. .for mutually locking different synchronisation sources [4, 2006.01]
H04N 9/64UGR1
.Circuits for processing colour signals (H04N 9/77 takes precedence; camera processing pipelines for processing colour signals H04N 23/84) [4, 2006.01, 2023.01]
H04N 9/65UGR2
. .for synchronous modulators [4, 2006.01]
H04N 9/66UGR2
. .for synchronous demodulators [4, 2006.01]
H04N 9/67UGR2
. .for matrixing (camera processing pipelines for matrixing of colour signals H04N 23/85) [4, 2006.01, 2023.01]
H04N 9/68UGR2
. .for controlling the amplitude of colour signals, e.g. automatic chroma control circuits  (H04N 9/71, H04N 9/73 take precedence;  camera processing pipelines for controlling the colour saturation of colour signals H04N 23/86) [4, 2006.01, 2023.01]
H04N 9/69UGR3
. . .for modifying the colour signals by gamma correction (controlling camera response for colour signals H04N 23/83) [4, 2006.01, 2023.01]
H04N 9/70UGR2
. .for colour killing [4, 2006.01]
H04N 9/71UGR3
. . .combined with colour gain control [4, 2006.01]
H04N 9/72UGR2
. .for reinsertion of DC and slowly varying components of colour signals (camera processing pipelines for reinsertion of DC or slowly varying components of colour signals H04N 23/87) [4, 2006.01, 2023.01]
H04N 9/73UGR2
. .Colour balance circuits, e.g. white balance circuits or colour temperature control (camera processing pipelines for colour balance H04N 23/88) [4, 2006.01, 2023.01]
H04N 9/74UGR2
. .for obtaining special effects (H04N 9/65-H04N 9/73 take precedence) [4, 2006.01]
H04N 9/75UGR3
. . .Chroma key [4, 2006.01]
H04N 9/76UGR3
. . .for mixing of colour signals (H04N 9/75 takes precedence) [4, 2006.01]
H04N 9/77UGR1
.Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase (circuits for matrixing H04N 9/67) [4, 2006.01]
H04N 9/78UGR2
. .for separating the brightness signal or the chrominance signal from the colour television signal, e.g. using comb filter [4, 2006.01]
H04N 9/79UGR1
.Processing of colour television signals in connection with recording [4, 2006.01]
H04N 9/793UGR2
. .for controlling the level of the chrominance signal, e.g. by means of automatic chroma control circuits [6, 2006.01]
H04N 9/797UGR2
. .for recording the signal in a plurality of channels, the bandwidth of each channel being less than the bandwidth of the signal (H04N 9/804, H04N 9/81, H04N 9/82 take precedence) [6, 2006.01]
H04N 9/80UGR2
. .Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback [4, 2006.01]
H04N 9/802UGR3
. . .involving processing of the sound signal (H04N 9/806, H04N 9/835 take precedence) [6, 2006.01]
H04N 9/804UGR3
. . .involving pulse code modulation of the colour picture signal components [6, 2006.01]
H04N 9/806UGR4
. . . .with processing of the sound signal [6, 2006.01]
H04N 9/808UGR3
. . .involving pulse code modulation of the composite colour video-signal [6, 2006.01]
H04N 9/81UGR3
. . .the individual colour picture signal components being recorded sequentially only [4, 2006.01]
H04N 9/815UGR4
. . . .the luminance signal and the sequential colour component signals being recorded in separate recording channels [6, 2006.01]
H04N 9/82UGR3
. . .the individual colour picture signal components being recorded simultaneously only [4, 2006.01]
H04N 9/825UGR4
. . . .the luminance and chrominance signals being recorded in separate channels [6, 2006.01]
H04N 9/83UGR4
. . . .the recorded chrominance signal occupying a frequency band under the frequency band of the recorded brightness signal [4, 2006.01]
H04N 9/835UGR5
. . . . .involving processing of the sound signal [6, 2006.01]
H04N 9/84UGR5
. . . . .the recorded signal showing a feature, which is different in adjacent track parts, e.g. different phase or frequency [4, 2006.01]
H04N 9/85UGR4
. . . .the recorded brightness signal occupying a frequency band totally overlapping the frequency band of the recorded chrominance signal, e.g. frequency interleaving [4, 2006.01]
H04N 9/86UGR3
. . .the individual colour picture signal components being recorded sequentially and simultaneously, e.g. corresponding to SECAM-system [4, 2006.01]
H04N 9/87UGR2
. .Regeneration of colour television signals (H04N 9/80 takes precedence) [4, 2006.01]
H04N 9/873UGR3
. . .for restoring the colour component sequence of the reproduced signal [6, 2006.01]
H04N 9/877UGR3
. . .by assembling picture element blocks in an intermediate memory [6, 2006.01]
H04N 9/88UGR3
. . .Signal drop-out compensation [4, 2006.01]
H04N 9/882UGR4
. . . .the signal being a composite colour television signal [6, 2006.01]
H04N 9/885UGR5
. . . . .using a digital intermediate memory [6, 2006.01]
H04N 9/888UGR4
. . . .for signals recorded by pulse code modulation [6, 2006.01]
H04N 9/89UGR3
. . .Time-base error compensation [4, 2006.01]
H04N 9/893UGR4
. . . .using an analogue memory, e.g. a CCD-shift register, the delay of which is controlled by a voltage controlled oscillator [6, 2006.01]
H04N 9/896UGR4
. . . .using a digital memory with independent write-in and read-out clock generators [6, 2006.01]
H04N 9/898UGR3
. . .using frequency multiplication of the reproduced colour signal with another auxiliary reproduced signal, e.g. a pilot signal carrier [6, 2006.01]
H04N 11/00HGRColour television systems (details H04N 9/00) [4, 2006.01]
H04N 11/02UGR1
.with bandwidth reduction (H04N 11/04 takes precedence) [4, 2006.01]
H04N 11/04UGR1
.using pulse code modulation [4, 2006.01]
H04N 11/06UGR1
.Transmission systems characterised by the manner in which the individual colour picture signal components are combined [4, 2006.01]
H04N 11/08UGR2
. .using sequential signals only (dot sequential systems H04N 11/12) [4, 2006.01]
H04N 11/10UGR3
. . .in which colour signals are inserted in the blanking interval of brightness signal [4, 2006.01]
H04N 11/12UGR2
. .using simultaneous signals only [4, 2006.01]
H04N 11/14UGR3
. . .in which one signal, modulated in phase and amplitude, conveys colour information and a second signal conveys brightness information, e.g. NTSC-system [4, 2006.01]
H04N 11/16UGR4
. . . .the chrominance signal alternating in phase, e.g. PAL-system [4, 2006.01]
H04N 11/18UGR2
. .using simultaneous and sequential signals, e.g. SECAM-system [4, 2006.01]
H04N 11/20UGR2
. .Conversion of the manner in which the individual colour picture signal components are combined, e.g. conversion of colour television standards [4, 2006.01]
H04N 11/22UGR3
. . .in which simultaneous signals are converted into sequential signals or vice versa [4, 2006.01]
H04N 11/24UGR1
.High-definition television systems [6, 2006.01]
H04N 13/00HGRStereoscopic video systems; Multi-view video systems; Details thereof [4, 2006.01, 2018.01]
H04N 13/10UGR1
.Processing, recording or transmission of stereoscopic or multi-view image signals [2018.01]
H04N 13/106UGR2
. .Processing image signals  (for multi-view video sequence encoding H04N 19/597) [2018.01]
H04N 13/111UGR3
. . .Transformation of image signals corresponding to virtual viewpoints, e.g. spatial image interpolation [2018.01]
H04N 13/117UGR4
. . . .the virtual viewpoint locations being selected by the viewers or determined by viewer tracking [2018.01]
H04N 13/122UGR3
. . .Improving the 3D impression of stereoscopic images by modifying image signal contents, e.g. by filtering or adding monoscopic depth cues  (H04N 13/128 takes precedence) [2018.01]
H04N 13/125UGR4
. . . .for crosstalk reduction [2018.01]
H04N 13/128UGR3
. . .Adjusting depth or disparity [2018.01]
H04N 13/133UGR3
. . .Equalising the characteristics of different image components, e.g. their average brightness or colour balance [2018.01]
H04N 13/139UGR3
. . .Format conversion, e.g. of frame-rate or size [2018.01]
H04N 13/144UGR3
. . .for flicker reduction [2018.01]
H04N 13/15UGR3
. . .for colour aspects of image signals [2018.01]
H04N 13/156UGR3
. . .Mixing image signals [2018.01]
H04N 13/161UGR3
. . .Encoding, multiplexing or demultiplexing different image signal components (for multi-view video sequence encoding H04N 19/597) [2018.01]
H04N 13/167UGR3
. . .Synchronising or controlling image signals [2018.01]
H04N 13/172UGR3
. . .image signals comprising non-image signal components, e.g. headers or format information [2018.01]
H04N 13/178UGR4
. . . .Metadata, e.g. disparity information [2018.01]
H04N 13/183UGR4
. . . .On-screen display [OSD] information, e.g. subtitles or menus [2018.01]
H04N 13/189UGR2
. .Recording image signals; Reproducing recorded image signals [2018.01]
H04N 13/194UGR2
. .Transmission of image signals [2018.01]
H04N 13/20UGR1
.Image signal generators [2018.01]
H04N 13/204UGR2
. .using stereoscopic image cameras (stereoscopic photography G03B 35/00) [2018.01]
H04N 13/207UGR3
. . .using a single 2D image sensor [2018.01]
H04N 13/211UGR4
. . . .using temporal multiplexing [2018.01]
H04N 13/214UGR4
. . . .using spectral multiplexing [2018.01]
H04N 13/218UGR4
. . . .using spatial multiplexing [2018.01]
H04N 13/221UGR4
. . . .using the relative movement between cameras and objects [2018.01]
H04N 13/225UGR4
. . . .using parallax barriers [2018.01]
H04N 13/229UGR4
. . . .using lenticular lenses, e.g. arrangements of cylindrical lenses [2018.01]
H04N 13/232UGR4
. . . .using fly-eye lenses, e.g. arrangements of circular lenses [2018.01]
H04N 13/236UGR4
. . . .using varifocal lenses or mirrors [2018.01]
H04N 13/239UGR3
. . .using two 2D image sensors having a relative position equal to or related to the interocular distance  (H04N 13/243 takes precedence) [2018.01]
H04N 13/243UGR3
. . .using three or more 2D image sensors [2018.01]
H04N 13/246UGR3
. . .Calibration of cameras [2018.01]
H04N 13/25UGR3
. . .using two or more image sensors with different characteristics other than in their location or field of view, e.g. having different resolutions or colour pickup characteristics; using image signals from one sensor to control the characteristics of another sensor [2018.01]
H04N 13/254UGR3
. . .in combination with electromagnetic radiation sources for illuminating objects [2018.01]
H04N 13/257UGR2
. .Colour aspects [2018.01]
H04N 13/261UGR2
. .with monoscopic-to-stereoscopic image conversion [2018.01]
H04N 13/264UGR3
. . .using the relative movement of objects in two video frames or fields [2018.01]
H04N 13/268UGR3
. . .based on depth image-based rendering [DIBR] [2018.01]
H04N 13/271UGR2
. .wherein the generated image signals comprise depth maps or disparity maps [2018.01]
H04N 13/275UGR2
. .from 3D object models, e.g. computer-generated stereoscopic image signals [2018.01]
H04N 13/279UGR3
. . .the virtual viewpoint locations being selected by the viewers or determined by tracking [2018.01]
H04N 13/282UGR2
. .for generating image signals corresponding to three or more geometrical viewpoints, e.g. multi-view systems [2018.01]
H04N 13/286UGR2
. .having separate monoscopic and stereoscopic modes [2018.01]
H04N 13/289UGR3
. . .Switching between monoscopic and stereoscopic modes [2018.01]
H04N 13/293UGR2
. .Generating mixed stereoscopic images; Generating mixed monoscopic and stereoscopic images, e.g. a stereoscopic image overlay window on a monoscopic image background [2018.01]
H04N 13/296UGR2
. .Synchronisation thereof; Control thereof [2018.01]
H04N 13/30UGR1
.Image reproducers  (optical systems for producing stereoscopic or other three-dimensional effects G02B 30/00) [2018.01]
H04N 13/302UGR2
. .for viewing without the aid of special glasses, i.e. using autostereoscopic displays [2018.01]
H04N 13/305UGR3
. . .using lenticular lenses, e.g. arrangements of cylindrical lenses [2018.01]
H04N 13/307UGR3
. . .using fly-eye lenses, e.g. arrangements of circular lenses [2018.01]
H04N 13/31UGR3
. . .using parallax barriers [2018.01]
H04N 13/312UGR4
. . . .the parallax barriers being placed behind the display panel, e.g. between backlight and spatial light modulator [SLM] [2018.01]
H04N 13/315UGR4
. . . .the parallax barriers being time-variant [2018.01]
H04N 13/317UGR3
. . .using slanted parallax optics [2018.01]
H04N 13/32UGR3
. . .using arrays of controllable light sources; using moving apertures or moving light sources [2018.01]
H04N 13/322UGR3
. . .using varifocal lenses or mirrors [2018.01]
H04N 13/324UGR2
. .Colour aspects [2018.01]
H04N 13/327UGR2
. .Calibration thereof [2018.01]
H04N 13/332UGR2
. .Displays for viewing with the aid of special glasses or head-mounted displays [HMD] [2018.01]
H04N 13/334UGR3
. . .using spectral multiplexing [2018.01]
H04N 13/337UGR3
. . .using polarisation multiplexing [2018.01]
H04N 13/339UGR3
. . .using spatial multiplexing  (H04N 13/337 takes precedence) [2018.01]
H04N 13/341UGR3
. . .using temporal multiplexing [2018.01]
H04N 13/344UGR3
. . .with head-mounted left-right displays [2018.01]
H04N 13/346UGR2
. .using prisms or semi-transparent mirrors [2018.01]
H04N 13/349UGR2
. .Multi-view displays for displaying three or more geometrical viewpoints without viewer tracking  (for viewing without the aid of special glasses using fly-eye lenses H04N 13/307) [2018.01]
H04N 13/351UGR3
. . .for displaying simultaneously [2018.01]
H04N 13/354UGR3
. . .for displaying sequentially [2018.01]
H04N 13/356UGR2
. .having separate monoscopic and stereoscopic modes [2018.01]
H04N 13/359UGR3
. . .Switching between monoscopic and stereoscopic modes [2018.01]
H04N 13/361UGR2
. .Reproducing mixed stereoscopic images; Reproducing mixed monoscopic and stereoscopic images, e.g. a stereoscopic image overlay window on a monoscopic image background [2018.01]
H04N 13/363UGR2
. .using image projection screens  (volumetric displays H04N 13/388) [2018.01]
H04N 13/365UGR2
. .using digital micromirror devices [DMD] [2018.01]
H04N 13/366UGR2
. .using viewer tracking [2018.01]
H04N 13/368UGR3
. . .for two or more viewers [2018.01]
H04N 13/371UGR3
. . .for tracking viewers with different interocular distances; for tracking rotational head movements around the vertical axis [2018.01]
H04N 13/373UGR3
. . .for tracking forward-backward translational head movements, i.e. longitudinal movements [2018.01]
H04N 13/376UGR3
. . .for tracking left-right translational head movements, i.e. lateral movements [2018.01]
H04N 13/378UGR3
. . .for tracking rotational head movements around an axis perpendicular to the screen [2018.01]
H04N 13/38UGR3
. . .for tracking vertical translational head movements [2018.01]
H04N 13/383UGR3
. . .for tracking with gaze detection, i.e. detecting the lines of sight of the viewer's eyes [2018.01]
H04N 13/385UGR2
. .alternating rapidly the location of the left-right image components on the display screens (for viewing without the aid of special glasses using time variant parallax barriers H04N 13/315; displays for viewing with the aid of special glasses or head-mounted displays using temporal multiplexing H04N 13/341) [2018.01]
H04N 13/388UGR2
. .Volumetric displays, i.e. systems where the image is built up from picture elements distributed through a volume [2018.01]
H04N 13/39UGR3
. . .the picture elements emitting light at places where a pair of light beams intersect in a transparent material [2018.01]
H04N 13/393UGR3
. . .the volume being generated by a moving, e.g. vibrating or rotating, surface [2018.01]
H04N 13/395UGR3
. . .with depth sampling, i.e. the volume being constructed from a stack or sequence of 2D image planes [2018.01]
H04N 13/398UGR2
. .Synchronisation thereof; Control thereof [2018.01]
H04N 17/00HGRDiagnosis, testing or measuring for television systems or their details [4, 2006.01]
H04N 17/02UGR1
.for colour television signals [4, 2006.01]
H04N 17/04UGR1
.for receivers [4, 2006.01]
H04N 17/06UGR1
.for recorders [4, 2006.01]
H04N 19/00HGRMethods or arrangements for coding, decoding, compressing or decompressing digital video signals [2014.01]
H04N 19/10UGR1
.using adaptive coding [2014.01]
H04N 19/102UGR2
. .characterised by the element, parameter or selection affected or controlled by the adaptive coding [2014.01]
H04N 19/103UGR3
. . .Selection of coding mode or of prediction mode [2014.01]
H04N 19/105UGR4
. . . .Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction [2014.01]
H04N 19/107UGR4
. . . .between spatial and temporal predictive coding, e.g. picture refresh [2014.01]
H04N 19/109UGR4
. . . .among a plurality of temporal predictive coding modes [2014.01]
H04N 19/11UGR4
. . . .among a plurality of spatial predictive coding modes [2014.01]
H04N 19/112UGR4
. . . .according to a given display mode, e.g. for interlaced or progressive display mode [2014.01]
H04N 19/114UGR4
. . . .Adapting the group of pictures [GOP] structure, e.g. number of B-frames between two anchor frames (H04N 19/107 takes precedence) [2014.01]
H04N 19/115UGR3
. . .Selection of the code volume for a coding unit prior to coding [2014.01]
H04N 19/117UGR3
. . .Filters, e.g. for pre-processing or post-processing (sub-band filter banks H04N 19/635) [2014.01]
H04N 19/119UGR3
. . .Adaptive subdivision aspects e.g. subdivision of a picture into rectangular or non-rectangular coding blocks [2014.01]
H04N 19/12UGR3
. . .Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264 [2014.01]
H04N 19/122UGR4
. . . .Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type [2014.01]
H04N 19/124UGR3
. . .Quantisation [2014.01]
H04N 19/126UGR4
. . . .Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers [2014.01]
H04N 19/127UGR3
. . .Prioritisation of hardware or computational resources [2014.01]
H04N 19/129UGR3
. . .Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO] [2014.01]
H04N 19/13UGR3
. . .Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC] [2014.01]
H04N 19/132UGR3
. . .Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking [2014.01]
H04N 19/134UGR2
. .characterised by the element, parameter or criterion affecting or controlling the adaptive coding [2014.01]
H04N 19/136UGR3
. . .Incoming video signal characteristics or properties [2014.01]
H04N 19/137UGR4
. . . .Motion inside a coding unit, e.g. average field, frame or block difference [2014.01]
H04N 19/139UGR5
. . . . .Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability [2014.01]
H04N 19/14UGR4
. . . .Coding unit complexity, e.g. amount of activity or edge presence estimation (H04N 19/146 takes precedence) [2014.01]
H04N 19/142UGR3
. . .Detection of scene cut or scene change [2014.01]
H04N 19/146UGR3
. . .Data rate or code amount at the encoder output [2014.01]
H04N 19/147UGR4
. . . .according to rate distortion criteria (rate-distortion as a criterion for motion estimation H04N 19/567) [2014.01]
H04N 19/149UGR4
. . . .by estimating the code amount by means of a model, e.g. mathematical model or statistical model [2014.01]
H04N 19/15UGR4
. . . .by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer [2014.01]
H04N 19/152UGR4
. . . .by measuring the fullness of the transmission buffer [2014.01]
H04N 19/154UGR3
. . .Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion (use of rate-distortion criteria H04N 19/147) [2014.01]
H04N 19/156UGR3
. . .Availability of hardware or computational resources, e.g. encoding based on power-saving criteria [2014.01]
H04N 19/157UGR3
. . .Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter [2014.01]
H04N 19/159UGR4
. . . .Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction [2014.01]
H04N 19/16UGR4
. . . .for a given display mode, e.g. for interlaced or progressive display mode [2014.01]
H04N 19/162UGR3
. . .User input [2014.01]
H04N 19/164UGR3
. . .Feedback from the receiver or from the transmission channel [2014.01]
H04N 19/166UGR4
. . . .concerning the amount of transmission errors, e.g. bit error rate [BER] [2014.01]
H04N 19/167UGR3
. . .Position within a video image, e.g. region of interest [ROI] [2014.01]
H04N 19/169UGR2
. .characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding [2014.01]
H04N 19/17UGR3
. . .the unit being an image region, e.g. an object [2014.01]
H04N 19/172UGR4
. . . .the region being a picture, frame or field [2014.01]
H04N 19/174UGR4
. . . .the region being a slice, e.g. a line of blocks or a group of blocks [2014.01]
H04N 19/176UGR4
. . . .the region being a block, e.g. a macroblock [2014.01]
H04N 19/177UGR3
. . .the unit being a group of pictures [GOP] [2014.01]
H04N 19/179UGR3
. . .the unit being a scene or a shot [2014.01]
H04N 19/18UGR3
. . .the unit being a set of transform coefficients [2014.01]
H04N 19/182UGR3
. . .the unit being a pixel [2014.01]
H04N 19/184UGR3
. . .the unit being bits, e.g. of the compressed video stream [2014.01]
H04N 19/186UGR3
. . .the unit being a colour or a chrominance component [2014.01]
H04N 19/187UGR3
. . .the unit being a scalable video layer [2014.01]
H04N 19/189UGR2
. .characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding [2014.01]
H04N 19/19UGR3
. . .using optimisation based on Lagrange multipliers [2014.01]
H04N 19/192UGR3
. . .the adaptation method, adaptation tool or adaptation type being iterative or recursive [2014.01]
H04N 19/194UGR4
. . . .involving only two passes [2014.01]
H04N 19/196UGR3
. . .being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters (processing of motion vectors H04N 19/513) [2014.01]
H04N 19/20UGR1
.using video object coding [2014.01]
H04N 19/21UGR2
. .with binary alpha-plane coding for video objects, e.g. context-based arithmetic encoding [CAE] [2014.01]
H04N 19/23UGR2
. .with coding of regions that are present throughout a whole video segment, e.g. sprites, background or mosaic [2014.01]
H04N 19/25UGR2
. .with scene description coding, e.g. binary format for scenes [BIFS] compression [2014.01]
H04N 19/27UGR2
. .involving both synthetic and natural picture components, e.g. synthetic natural hybrid coding [SNHC] [2014.01]
H04N 19/29UGR2
. .involving scalability at the object level, e.g. video object layer [VOL] [2014.01]
H04N 19/30UGR1
.using hierarchical techniques, e.g. scalability (H04N 19/63 takes precedence) [2014.01]
H04N 19/31UGR2
. .in the temporal domain [2014.01]
H04N 19/33UGR2
. .in the spatial domain [2014.01]
H04N 19/34UGR2
. .Scalability techniques involving progressive bit-plane based encoding of the enhancement layer, e.g. fine granular scalability [FGS] [2014.01]
H04N 19/36UGR2
. .Scalability techniques involving formatting the layers as a function of picture distortion after decoding, e.g. signal-to-noise [SNR] scalability [2014.01]
H04N 19/37UGR2
. .with arrangements for assigning different transmission priorities to video input data or to video coded data [2014.01]
H04N 19/39UGR2
. .involving multiple description coding [MDC], i.e. with separate layers being structured as independently decodable descriptions of input picture data [2014.01]
H04N 19/40UGR1
.using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream [2014.01]
H04N 19/42UGR1
.characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation (H04N 19/635 takes precedence) [2014.01]
H04N 19/423UGR2
. .characterised by memory arrangements (H04N 19/433 takes precedence) [2014.01]
H04N 19/426UGR3
. . .using memory downsizing methods [2014.01]
H04N 19/43UGR2
. .Hardware specially adapted for motion estimation or compensation [2014.01]
H04N 19/433UGR3
. . .characterised by techniques for memory access [2014.01]
H04N 19/436UGR2
. .using parallelised computational arrangements [2014.01]
H04N 19/44UGR1
.Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder [2014.01]
H04N 19/46UGR1
.Embedding additional information in the video signal during the compression process (H04N 19/517, H04N 19/68, H04N 19/70 take precedence) [2014.01]
H04N 19/463UGR2
. .by compressing encoding parameters before transmission [2014.01]
H04N 19/467UGR2
. .characterised by the embedded information being invisible, e.g. watermarking [2014.01]
H04N 19/48UGR1
.using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data (motion estimation in a transform domain H04N 19/547; processing of decoded motion vectors H04N 19/513) [2014.01]
H04N 19/50UGR1
.using predictive coding (H04N 19/61 takes precedence) [2014.01]
H04N 19/503UGR2
. .involving temporal prediction (adaptive coding with adaptive selection between spatial and temporal predictive coding H04N 19/107; adaptive coding with adaptive selection among a plurality of temporal predictive coding modes H04N 19/109) [2014.01]
H04N 19/507UGR3
. . .using conditional replenishment [2014.01]
H04N 19/51UGR3
. . .Motion estimation or motion compensation [2014.01]
H04N 19/513UGR4
. . . .Processing of motion vectors [2014.01]
H04N 19/517UGR5
. . . . .by encoding [2014.01]
H04N 19/52UGR6
. . . . . .by predictive encoding [2014.01]
H04N 19/523UGR4
. . . .with sub-pixel accuracy [2014.01]
H04N 19/527UGR4
. . . .Global motion vector estimation [2014.01]
H04N 19/53UGR4
. . . .Multi-resolution motion estimation; Hierarchical motion estimation [2014.01]
H04N 19/533UGR4
. . . .Motion estimation using multistep search, e.g. 2D-log search or one-at-a-time search [OTS] [2014.01]
H04N 19/537UGR4
. . . .Motion estimation other than block-based [2014.01]
H04N 19/54UGR5
. . . . .using feature points or meshes [2014.01]
H04N 19/543UGR5
. . . . .using regions [2014.01]
H04N 19/547UGR4
. . . .Motion estimation performed in a transform domain [2014.01]
H04N 19/55UGR4
. . . .Motion estimation with spatial constraints, e.g. at image or region borders [2014.01]
H04N 19/553UGR4
. . . .Motion estimation dealing with occlusions [2014.01]
H04N 19/557UGR4
. . . .Motion estimation characterised by stopping computation or iteration based on certain criteria, e.g. error magnitude being too large or early exit [2014.01]
H04N 19/56UGR4
. . . .Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search [2014.01]
H04N 19/563UGR4
. . . .Motion estimation with padding, i.e. with filling of non-object values in an arbitrarily shaped picture block or region for estimation purposes [2014.01]
H04N 19/567UGR4
. . . .Motion estimation based on rate distortion criteria [2014.01]
H04N 19/57UGR4
. . . .Motion estimation characterised by a search window with variable size or shape [2014.01]
H04N 19/573UGR4
. . . .Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction [2014.01]
H04N 19/577UGR4
. . . .Motion compensation with bidirectional frame interpolation, i.e. using B-pictures [2014.01]
H04N 19/58UGR4
. . . .Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one (H04N 19/23 takes precedence) [2014.01]
H04N 19/583UGR4
. . . .Motion compensation with overlapping blocks [2014.01]
H04N 19/587UGR2
. .involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence [2014.01]
H04N 19/59UGR2
. .involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution [2014.01]
H04N 19/593UGR2
. .involving spatial prediction techniques [2014.01]
H04N 19/597UGR2
. .specially adapted for multi-view video sequence encoding [2014.01]
H04N 19/60UGR1
.using transform coding [2014.01]
H04N 19/61UGR2
. .in combination with predictive coding [2014.01]
H04N 19/615UGR3
. . .using motion compensated temporal filtering [MCTF] [2014.01]
H04N 19/62UGR2
. .by frequency transforming in three dimensions (H04N 19/63 takes precedence) [2014.01]
H04N 19/625UGR2
. .using discrete cosine transform [DCT] [2014.01]
H04N 19/63UGR2
. .using sub-band based transform, e.g. wavelets [2014.01]
H04N 19/635UGR3
. . .characterised by filter definition or implementation details [2014.01]
H04N 19/64UGR3
. . .characterised by ordering of coefficients or of bits for transmission [2014.01]
H04N 19/645UGR4
. . . .by grouping of coefficients into blocks after the transform [2014.01]
H04N 19/65UGR1
.using error resilience [2014.01]
H04N 19/66UGR2
. .involving data partitioning, i.e. separation of data into packets or partitions according to importance [2014.01]
H04N 19/67UGR2
. .involving unequal error protection [UEP], i.e. providing protection according to the importance of the data [2014.01]
H04N 19/68UGR2
. .involving the insertion of resynchronisation markers into the bitstream [2014.01]
H04N 19/69UGR2
. .involving reversible variable length codes [RVLC] [2014.01]
H04N 19/70UGR1
.characterised by syntax aspects related to video coding, e.g. related to compression standards [2014.01]
H04N 19/80UGR1
.Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation (H04N 19/635, H04N 19/86 take precedence) [2014.01]
H04N 19/82UGR2
. .involving filtering within a prediction loop [2014.01]
H04N 19/85UGR1
.using pre-processing or post-processing specially adapted for video compression [2014.01]
H04N 19/86UGR2
. .involving reduction of coding artifacts, e.g. of blockiness [2014.01]
H04N 19/87UGR2
. .involving scene cut or scene change detection in combination with video compression [2014.01]
H04N 19/88UGR2
. .involving rearrangement of data among different coding units, e.g. shuffling, interleaving, scrambling or permutation of pixel data or permutation of transform coefficient data among different blocks [2014.01]
H04N 19/89UGR2
. .involving methods or arrangements for detection of transmission errors at the decoder [2014.01]
H04N 19/895UGR3
. . .in combination with error concealment [2014.01]
H04N 19/90UGR1
.using coding techniques not provided for in groups H04N 19/10-H04N 19/85, e.g. fractals [2014.01]
H04N 19/91UGR2
. .Entropy coding, e.g. variable length coding [VLC] or arithmetic coding [2014.01]
H04N 19/93UGR2
. .Run-length coding [2014.01]
H04N 19/94UGR2
. .Vector quantisation [2014.01]
H04N 19/96UGR2
. .Tree coding, e.g. quad-tree coding [2014.01]
H04N 19/97UGR2
. .Matching pursuit coding [2014.01]
H04N 19/98UGR2
. .Adaptive-dynamic-range coding [ADRC] [2014.01]
H04N 21/00HGRSelective content distribution, e.g. interactive television or video on demand [VOD] (real-time bi-directional transmission of motion video data H04N 7/14) [2011.01]
H04N 21/20UGR1
.Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof [2011.01]
H04N 21/21UGR2
. .Server components or server architectures [2011.01]
H04N 21/214UGR3
. . .Specialised server platform, e.g. server located in an airplane, hotel or hospital [2011.01]
H04N 21/218UGR3
. . .Source of audio or video content, e.g. local disk arrays [2011.01]
H04N 21/2183UGR4
. . . .Cache memory [2011.01]
H04N 21/2187UGR4
. . . .Live feed [2011.01]
H04N 21/222UGR3
. . .Secondary servers, e.g. proxy server or cable television Head-end [2011.01]
H04N 21/2225UGR4
. . . .Local VOD servers [2011.01]
H04N 21/226UGR3
. . .Internal components of the server [2011.01]
H04N 21/23UGR2
. .Processing of content or additional data; Elementary server operations; Server middleware [2011.01]
H04N 21/231UGR3
. . .Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers or prioritizing data for deletion [2011.01]
H04N 21/2312UGR4
. . . .Data placement on disk arrays [2011.01]
H04N 21/2315UGR5
. . . . .using interleaving [2011.01]
H04N 21/2318UGR5
. . . . .using striping [2011.01]
H04N 21/232UGR3
. . .Content retrieval operation within server, e.g. reading video streams from disk arrays [2011.01]
H04N 21/233UGR3
. . .Processing of audio elementary streams [2011.01]
H04N 21/234UGR3
. . .Processing of video elementary streams, e.g. splicing of video streams or manipulating MPEG-4 scene graphs [2011.01]
H04N 21/2343UGR4
. . . .involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements [2011.01]
H04N 21/2347UGR4
. . . .involving video stream encryption [2011.01]
H04N 21/235UGR3
. . .Processing of additional data, e.g. scrambling of additional data or processing content descriptors [2011.01]
H04N 21/236UGR3
. . .Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator ] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream [2011.01]
H04N 21/2362UGR4
. . . .Generation or processing of SI [Service Information] [2011.01]
H04N 21/2365UGR4
. . . .Multiplexing of several video streams [2011.01]
H04N 21/2368UGR4
. . . .Multiplexing of audio and video streams [2011.01]
H04N 21/237UGR3
. . .Communication with additional data server [2011.01]
H04N 21/238UGR3
. . .Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams [2011.01]
H04N 21/2381UGR4
. . . .Adapting the multiplex stream to a specific network, e.g. an IP [Internet Protocol] network [2011.01]
H04N 21/2383UGR4
. . . .Channel coding of digital bit-stream, e.g. modulation [2011.01]
H04N 21/2385UGR4
. . . .Channel allocation (H04N 21/266 takes precedence); Bandwidth allocation (H04N 21/24 takes precedence) [2011.01]
H04N 21/2387UGR4
. . . .Stream processing in response to a playback request from an end-user, e.g. for trick-play [2011.01]
H04N 21/2389UGR4
. . . .Multiplex stream processing, e.g. multiplex stream encrypting [2011.01]
H04N 21/239UGR3
. . .Interfacing the upstream path of the transmission network, e.g. prioritizing client requests [2011.01]
H04N 21/24UGR3
. . .Monitoring of processes or resources, e.g. monitoring of server load, available bandwidth or upstream requests [2011.01]
H04N 21/241UGR3
. . .Operating system [OS] processes, e.g. server setup [2011.01]
H04N 21/242UGR3
. . .Synchronization processes, e.g. processing of PCR [Program Clock References] [2011.01]
H04N 21/25UGR2
. .Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication or learning user preferences for recommending movies [2011.01]
H04N 21/254UGR3
. . .Management at additional data server, e.g. shopping server or rights management server [2011.01]
H04N 21/2543UGR4
. . . .Billing [2011.01]
H04N 21/2547UGR5
. . . . .Third party billing, e.g. billing of advertiser [2011.01]
H04N 21/258UGR3
. . .Client or end-user data management, e.g. managing client capabilities, user preferences or demographics or processing of multiple end-users preferences to derive collaborative data [2011.01]
H04N 21/262UGR3
. . .Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission or generating play-lists [2011.01]
H04N 21/266UGR3
. . .Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system or merging a VOD unicast channel into a multicast channel [2011.01]
H04N 21/2662UGR4
. . . .Controlling the complexity of the video stream, e.g. by scaling the resolution or bitrate of the video stream based on the client capabilities [2011.01]
H04N 21/2665UGR4
. . . .Gathering content from different sources, e.g. Internet and satellite [2011.01]
H04N 21/2668UGR4
. . . .Creating a channel for a dedicated end-user group, e.g. by inserting targeted commercials into a video stream based on end-user profiles [2011.01]
H04N 21/27UGR2
. .Server based end-user applications [2011.01]
H04N 21/274UGR3
. . .Storing end-user specific content or additional data in response to end-user request [2011.01]
H04N 21/2743UGR4
. . . .Video hosting of uploaded data from client [2011.01]
H04N 21/2747UGR4
. . . .Remote storage of video programs received via the downstream path, e.g. from the server [2011.01]
H04N 21/278UGR3
. . .Content descriptor database or directory service for end-user access [2011.01]
H04N 21/40UGR1
.Client devices specifically adapted for the reception of, or interaction with, content, e.g. STB [set-top-box]; Operations thereof [2011.01]
H04N 21/41UGR2
. .Structure of client; Structure of client peripherals [2011.01]
H04N 21/414UGR3
. . .Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance [2011.01]
H04N 21/4143UGR4
. . . .PC [Personal Computer] [2011.01]
H04N 21/4147UGR4
. . . .PVR [Personal Video Recorder] (H04N 5/76 takes precedence) [2011.01]
H04N 21/418UGR3
. . .External card to be used in combination with the client device, e.g. for conditional access [2011.01]
H04N 21/4185UGR4
. . . .for payment [2011.01]
H04N 21/422UGR3
. . .Input-only peripherals, e.g. global positioning system [GPS] [2011.01]
H04N 21/4223UGR4
. . . .Cameras (H04N 23/00 takes precedence) [2011.01]
H04N 21/4227UGR4
. . . .Remote input by a user located remotely from the client device, e.g. at work [2011.01]
H04N 21/426UGR3
. . .Internal components of the client (H04N 5/44  takes precedence) [2011.01]
H04N 21/43UGR2
. .Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronizing decoder's clock; Client middleware [2011.01]
H04N 21/431UGR3
. . .Generation of visual interfaces; Content or additional data rendering [2011.01]
H04N 21/432UGR3
. . .Content retrieval operation from a local storage medium, e.g. hard-disk [2011.01]
H04N 21/433UGR3
. . .Content storage operation, e.g. storage operation in response to a pause request or caching operations [2011.01]
H04N 21/4335UGR4
. . . .Housekeeping operations, e.g. prioritizing content for deletion because of storage space restrictions [2011.01]
H04N 21/434UGR3
. . .Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams or extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream [2011.01]
H04N 21/435UGR3
. . .Processing of additional data, e.g. decrypting of additional data or reconstructing software from modules extracted from the transport stream [2011.01]
H04N 21/436UGR3
. . .Interfacing a local distribution network, e.g. communicating with another STB or inside the home [2011.01]
H04N 21/4363UGR4
. . . .Adapting the video stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network [2011.01]
H04N 21/4367UGR4
. . . .Establishing a secure communication between the client and a peripheral device or smart card [2011.01]
H04N 21/437UGR3
. . .Interfacing the upstream path of the transmission network, e.g. for transmitting client requests to a VOD server [2011.01]
H04N 21/438UGR3
. . .Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network [2011.01]
H04N 21/4385UGR4
. . . .Multiplex stream processing, e.g. multiplex stream decrypting [2011.01]
H04N 21/439UGR3
. . .Processing of audio elementary streams [2011.01]
H04N 21/44UGR3
. . .Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to MPEG-4 scene graphs [2011.01]
H04N 21/4402UGR4
. . . .involving reformatting operations of video signals for household redistribution, storage or real-time display [2011.01]
H04N 21/4405UGR4
. . . .involving video stream decryption [2011.01]
H04N 21/4408UGR4
. . . .involving video stream encryption, e.g. re-encrypting a decrypted video stream for redistribution in a home network [2011.01]
H04N 21/441UGR3
. . .Acquiring end-user identification [2011.01]
H04N 21/4415UGR4
. . . .using biometric characteristics of the user, e.g. by voice recognition or fingerprint scanning [2011.01]
H04N 21/442UGR3
. . .Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed or the storage space available from the internal hard disk [2011.01]
H04N 21/4425UGR4
. . . .Monitoring of client processing errors or hardware failure [2011.01]
H04N 21/443UGR3
. . .OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB [2011.01]
H04N 21/45UGR2
. .Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies or resolving scheduling conflicts [2011.01]
H04N 21/454UGR3
. . .Content filtering, e.g. blocking advertisements [2011.01]
H04N 21/4545UGR4
. . . .Input to filtering algorithms, e.g. filtering a region of the image [2011.01]
H04N 21/458UGR3
. . .Scheduling content for creating a personalised stream, e.g. by combining a locally stored advertisement with an incoming stream; Updating operations, e.g. for OS modules [2011.01]
H04N 21/462UGR3
. . .Content or additional data management e.g. creating a master electronic program guide from data received from the Internet and a Head-end or controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities [2011.01]
H04N 21/4623UGR4
. . . .Processing of entitlement messages, e.g. ECM [Entitlement Control Message] or EMM [Entitlement Management Message] [2011.01]
H04N 21/4627UGR4
. . . .Rights management [2011.01]
H04N 21/466UGR3
. . .Learning process for intelligent management, e.g. learning user preferences for recommending movies [2011.01]
H04N 21/47UGR2
. .End-user applications [2011.01]
H04N 21/472UGR3
. . .End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification or for manipulating displayed content [2011.01]
H04N 21/4722UGR4
. . . .for requesting additional data associated with the content [2011.01]
H04N 21/4725UGR5
. . . . .using interactive regions of the image, e.g. hot spots [2011.01]
H04N 21/4728UGR4
. . . .for selecting a ROI [Region Of Interest], e.g. for requesting a higher resolution version of a selected region [2011.01]
H04N 21/475UGR3
. . .End-user interface for inputting end-user data, e.g. PIN [Personal Identification Number] or preference data [2011.01]
H04N 21/478UGR3
. . .Supplemental services, e.g. displaying phone caller identification or shopping application [2011.01]
H04N 21/4782UGR4
. . . .Web browsing [2011.01]
H04N 21/4784UGR4
. . . .receiving rewards [2011.01]
H04N 21/4786UGR4
. . . .e-mailing [2011.01]
H04N 21/4788UGR4
. . . .communicating with other users, e.g. chatting [2011.01]
H04N 21/482UGR3
. . .End-user interface for program selection [2011.01]
H04N 21/485UGR3
. . .End-user interface for client configuration [2011.01]
H04N 21/488UGR3
. . .Data services, e.g. news ticker [2011.01]
H04N 21/60UGR1
.Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client; Communication details between server and client [2011.01]
H04N 21/61UGR2
. .Network physical structure; Signal processing [2011.01]
H04N 21/63UGR2
. .Control signaling between client, server and network components; Network processes for video distribution between server and clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing [2011.01]
H04N 21/633UGR3
. . .Control signals issued by server directed to the network components or client [2011.01]
H04N 21/6332UGR4
. . . .directed to client [2011.01]
H04N 21/6334UGR5
. . . . .for authorisation, e.g. by transmitting a key [2011.01]
H04N 21/6336UGR5
. . . . .directed to decoder [2011.01]
H04N 21/6338UGR4
. . . .directed to network [2011.01]
H04N 21/637UGR3
. . .Control signals issued by the client directed to the server or network components [2011.01]
H04N 21/6371UGR4
. . . .directed to network [2011.01]
H04N 21/6373UGR4
. . . .for rate control [2011.01]
H04N 21/6375UGR4
. . . .for requesting retransmission [2011.01]
H04N 21/6377UGR4
. . . .directed to server [2011.01]
H04N 21/6379UGR5
. . . . .directed to encoder [2011.01]
H04N 21/64UGR3
. . .Addressing [2011.01]
H04N 21/6402UGR4
. . . .Address allocation for clients [2011.01]
H04N 21/6405UGR4
. . . .Multicasting [2011.01]
H04N 21/6408UGR4
. . . .Unicasting [2011.01]
H04N 21/643UGR3
. . .Communication protocols [2011.01]
H04N 21/6433UGR4
. . . .DSM-CC [Digital Storage Media - Command and Control Protocol] [2011.01]
H04N 21/6437UGR4
. . . .RTP [Real-time Transport Protocol] [2011.01]
H04N 21/647UGR3
. . .Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load or bridging between two different networks, e.g. between IP and wireless [2011.01]
H04N 21/65UGR2
. .Transmission of management data between client and server [2011.01]
H04N 21/654UGR3
. . .Transmission by server directed to the client [2011.01]
H04N 21/6543UGR4
. . . .for forcing some client operations, e.g. recording [2011.01]
H04N 21/6547UGR4
. . . .comprising parameters, e.g. for client setup [2011.01]
H04N 21/658UGR3
. . .Transmission by the client directed to the server [2011.01]
H04N 21/6583UGR4
. . . .Acknowledgement [2011.01]
H04N 21/6587UGR4
. . . .Control parameters, e.g. trick play commands or viewpoint selection [2011.01]
H04N 21/80UGR1
.Generation or processing of content or additional data by content creator independently of the distribution process; Content per se [2011.01]
H04N 21/81UGR2
. .Monomedia components thereof [2011.01]
H04N 21/83UGR2
. .Generation or processing of protective or descriptive data associated with content; Content structuring [2011.01]
H04N 21/835UGR3
. . .Generation of protective data, e.g. certificates [2011.01]
H04N 21/8352UGR4
. . . .involving content or source identification data, e.g. UMID [Unique Material Identifier] [2011.01]
H04N 21/8355UGR4
. . . .involving usage data, e.g. number of copies or viewings allowed [2011.01]
H04N 21/8358UGR4
. . . .involving watermark [2011.01]
H04N 21/84UGR3
. . .Generation or processing of descriptive data, e.g. content descriptors [2011.01]
H04N 21/8405UGR4
. . . .represented by keywords [2011.01]
H04N 21/845UGR3
. . .Structuring of content, e.g. decomposing content into time segments [2011.01]
H04N 21/85UGR2
. .Assembly of content; Generation of multimedia applications [2011.01]
H04N 21/854UGR3
. . .Content authoring [2011.01]
H04N 21/8541UGR4
. . . .involving branching, e.g. to different story endings [2011.01]
H04N 21/8543UGR4
. . . .using a description language, e.g. MHEG [Multimedia and Hypermedia information coding Expert Group] or XML [eXtensible Markup Language] [2011.01]
H04N 21/8545UGR4
. . . .for generating interactive applications [2011.01]
H04N 21/8547UGR4
. . . .involving timestamps for synchronizing content [2011.01]
H04N 21/8549UGR4
. . . .Creating video summaries, e.g. movie trailer [2011.01]
H04N 21/858UGR3
. . .Linking data to content, e.g. by linking an URL to a video object or by creating a hotspot [2011.01]
H04N 23/00HGRCameras or camera modules comprising electronic image sensors; Control thereof [2023.01]
H04N 23/10UGR1
.for generating image signals from different wavelengths [2023.01]
H04N 23/11UGR2
. .for generating image signals from visible and infrared light wavelengths [2023.01]
H04N 23/12UGR2
. .with one sensor only [2023.01]
H04N 23/13UGR2
. .with multiple sensors [2023.01]
H04N 23/15UGR3
. . .Image signal generation with circuitry for avoiding or correcting image misregistration [2023.01]
H04N 23/16UGR3
. . .Optical arrangements associated therewith, e.g. for beam-splitting or for colour correction [2023.01]
H04N 23/17UGR2
. .using opto-mechanical scanning means only [2023.01]
H04N 23/20UGR1
.for generating image signals from infrared radiation only [2023.01]
H04N 23/21UGR2
. .from near infrared [NIR] radiation [2023.01]
H04N 23/23UGR2
. .from thermal infrared radiation [2023.01]
H04N 23/30UGR1
.for generating image signals from X-rays [2023.01]
H04N 23/40UGR1
.Circuit details for pick-up tubes [2023.01]
H04N 23/45UGR1
.for generating image signals from two or more image sensors being of different type or operating in different modes, e.g. with a CMOS sensor for moving images in combination with a charge-coupled device [CCD] for still images [2023.01]
H04N 23/50UGR1
.Constructional details [2023.01]
H04N 23/51UGR2
. .Housings [2023.01]
H04N 23/52UGR2
. .Elements optimising image sensor operation, e.g. for electromagnetic interference [EMI] protection or temperature control by heat transfer or cooling elements [2023.01]
H04N 23/53UGR2
. .of electronic viewfinders, e.g. rotatable or detachable [2023.01]
H04N 23/54UGR2
. .Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils [2023.01]
H04N 23/55UGR2
. .Optical parts specially adapted for electronic image sensors; Mounting thereof [2023.01]
H04N 23/56UGR1
.provided with illuminating means [2023.01]
H04N 23/57UGR1
.Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices [2023.01]
H04N 23/58UGR1
.Means for changing the camera field of view without moving the camera body, e.g. nutating or panning of optics or image sensors [2023.01]
H04N 23/60UGR1
.Control of cameras or camera modules [2023.01]
H04N 23/61UGR2
. .based on recognised objects [2023.01]
H04N 23/611UGR3
. . .where the recognised objects include parts of the human body [2023.01]
H04N 23/617UGR2
. .Upgrading or updating of programs or applications for camera control [2023.01]
H04N 23/62UGR2
. .Control of parameters via user interfaces [2023.01]
H04N 23/63UGR2
. .by using electronic viewfinders [2023.01]
H04N 23/65UGR2
. .Control of camera operation in relation to power supply [2023.01]
H04N 23/66UGR2
. .Remote control of cameras or camera parts, e.g. by remote control devices [2023.01]
H04N 23/661UGR3
. . .Transmitting camera control signals through networks, e.g. control via the Internet [2023.01]
H04N 23/663UGR3
. . .for controlling interchangeable camera parts based on electronic image sensor signals [2023.01]
H04N 23/667UGR2
. .Camera operation mode switching, e.g. between still and video, sport and normal or high and low resolution modes [2023.01]
H04N 23/67UGR2
. .Focus control based on electronic image sensor signals [2023.01]
H04N 23/68UGR2
. .for stable pick-up of the scene, e.g. compensating for camera body vibrations [2023.01]
H04N 23/69UGR2
. .Control of means for changing angle of the field of view, e.g. optical zoom objectives or electronic zooming [2023.01]
H04N 23/695UGR2
. .Control of camera direction for changing a field of view, e.g. pan, tilt or based on tracking of objects [2023.01]
H04N 23/698UGR2
. .for achieving an enlarged field of view, e.g. panoramic image capture [2023.01]
H04N 23/70UGR1
.Circuitry for compensating brightness variation in the scene [2023.01]
H04N 23/71UGR2
. .Circuitry for evaluating the brightness variation [2023.01]
H04N 23/72UGR2
. .Combination of two or more compensation controls [2023.01]
H04N 23/73UGR2
. .by influencing the exposure time [2023.01]
H04N 23/74UGR2
. .by influencing the scene brightness using illuminating means [2023.01]
H04N 23/741UGR2
. .by increasing the dynamic range of the image compared to the dynamic range of the electronic image sensors [2023.01]
H04N 23/743UGR2
. .Bracketing, i.e. taking a series of images with varying exposure conditions [2023.01]
H04N 23/745UGR2
. .Detection of flicker frequency or suppression of flicker wherein the flicker is caused by illumination, e.g. due to fluorescent tube illumination or pulsed LED illumination [2023.01]
H04N 23/75UGR2
. .by influencing optical camera components [2023.01]
H04N 23/76UGR2
. .by influencing the image signals [2023.01]
H04N 23/80UGR1
.Camera processing pipelines; Components thereof [2023.01]
H04N 23/81UGR2
. .for suppressing or minimising disturbance in the image signal generation [2023.01]
H04N 23/82UGR2
. .for controlling camera response irrespective of the scene brightness, e.g. gamma correction [2023.01]
H04N 23/83UGR3
. . .specially adapted for colour signals [2023.01]
H04N 23/84UGR2
. .for processing colour signals [2023.01]
H04N 23/85UGR3
. . .for matrixing [2023.01]
H04N 23/86UGR3
. . .for controlling the colour saturation of colour signals, e.g. automatic chroma control circuits [2023.01]
H04N 23/87UGR3
. . .for reinsertion of DC or slowly varying components of colour signals [2023.01]
H04N 23/88UGR3
. . .for colour balance, e.g. white-balance circuits or colour temperature control [2023.01]
H04N 23/90UGR1
.Arrangement of cameras or camera modules, e.g. multiple cameras in TV studios or sports stadiums [2023.01]
H04N 23/95UGR1
.Computational photography systems, e.g. light-field imaging systems [2023.01]
H04N 23/951UGR2
. .by using two or more images to influence resolution, frame rate or aspect ratio [2023.01]
H04N 23/955UGR2
. .for lensless imaging [2023.01]
H04N 23/957UGR2
. .Light-field or plenoptic cameras or camera modules [2023.01]
H04N 23/958UGR2
. .for extended depth of field imaging [2023.01]
H04N 23/959UGR3
. . .by adjusting depth of field during image capture, e.g. maximising or setting range based on scene characteristics [2023.01]
H04N 25/00HGRCircuitry of solid-state image sensors [SSIS]; Control thereof [2023.01]
H04N 25/10UGR1
.for transforming different wavelengths into image signals [2023.01]
H04N 25/11UGR2
. .Arrangement of colour filter arrays [CFA]; Filter mosaics [2023.01]
H04N 25/13UGR3
. . .characterised by the spectral characteristics of the filter elements [2023.01]
H04N 25/131UGR4
. . . .including elements passing infrared wavelengths [2023.01]
H04N 25/133UGR4
. . . .including elements passing panchromatic light, e.g. filters passing white light [2023.01]
H04N 25/17UGR2
. .Colour separation based on photon absorption depth, e.g. full colour resolution obtained simultaneously at each pixel location [2023.01]
H04N 25/20UGR1
.for transforming only infrared radiation into image signals [2023.01]
H04N 25/21UGR2
. .for transforming thermal infrared radiation into image signals [2023.01]
H04N 25/30UGR1
.for transforming X-rays into image signals [2023.01]
H04N 25/40UGR1
.Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled [2023.01]
H04N 25/42UGR2
. .by switching between different modes of operation using different resolutions or aspect ratios, e.g. switching between interlaced and non-interlaced mode [2023.01]
H04N 25/44UGR2
. .by partially reading an SSIS array [2023.01]
H04N 25/441UGR3
. . .by reading contiguous pixels from selected rows or columns of the array, e.g. interlaced scanning [2023.01]
H04N 25/443UGR3
. . .by reading pixels from selected 2D regions of the array, e.g. for windowing or digital zooming [2023.01]
H04N 25/445UGR3
. . .by skipping some contiguous pixels within the read portion of the array [2023.01]
H04N 25/447UGR3
. . .by preserving the colour pattern with or without loss of information [2023.01]
H04N 25/46UGR2
. .by combining or binning pixels [2023.01]
H04N 25/47UGR1
.Image sensors with pixel address output; Event-driven image sensors; Selection of pixels to be read out based on image data [2023.01]
H04N 25/48UGR1
.Increasing resolution by shifting the sensor relative to the scene [2023.01]
H04N 25/50UGR1
.Control of the SSIS exposure [2023.01]
H04N 25/51UGR2
. .Control of the gain [2023.01]
H04N 25/53UGR2
. .Control of the integration time [2023.01]
H04N 25/531UGR3
. . .by controlling rolling shutters in CMOS SSIS [2023.01]
H04N 25/532UGR3
. . .by controlling global shutters in CMOS SSIS [2023.01]
H04N 25/533UGR3
. . .by using differing integration times for different sensor regions [2023.01]
H04N 25/534UGR4
. . . .depending on the spectral component [2023.01]
H04N 25/535UGR4
. . . .by dynamic region selection [2023.01]
H04N 25/57UGR2
. .Control of the dynamic range [2023.01]
H04N 25/571UGR3
. . .involving a non-linear response [2023.01]
H04N 25/58UGR3
. . .involving two or more exposures [2023.01]
H04N 25/581UGR4
. . . .acquired simultaneously [2023.01]
H04N 25/583UGR5
. . . . .with different integration times [2023.01]
H04N 25/585UGR5
. . . . .with pixels having different sensitivities within the sensor, e.g. fast or slow pixels or pixels having different sizes [2023.01]
H04N 25/587UGR4
. . . .acquired sequentially, e.g. using the combination of odd and even image fields [2023.01]
H04N 25/589UGR5
. . . . .with different integration times, e.g. short and long exposures [2023.01]
H04N 25/59UGR3
. . .by controlling the amount of charge storable in the pixel, e.g. modification of the charge conversion ratio of the floating node capacitance [2023.01]
H04N 25/60UGR1
.Noise processing, e.g. detecting, correcting, reducing or removing noise [2023.01]
H04N 25/61UGR2
. .the noise originating only from the lens unit, e.g. flare, shading, vignetting or "cos4" [2023.01]
H04N 25/611UGR3
. . .Correction of chromatic aberration [2023.01]
H04N 25/615UGR3
. . .involving a transfer function modelling the optical system, e.g. optical transfer function [OTF], phase transfer function [PhTF] or modulation transfer function [MTF] [2023.01]
H04N 25/616UGR2
. .involving a correlated sampling function, e.g. correlated double sampling [CDS] or triple sampling [2023.01]
H04N 25/617UGR2
. .for reducing electromagnetic interference, e.g. clocking noise [2023.01]
H04N 25/618UGR2
. .for random or high-frequency noise [2023.01]
H04N 25/62UGR2
. .Detection or reduction of noise due to excess charges produced by the exposure, e.g. smear, blooming, ghost image, crosstalk or leakage between pixels [2023.01]
H04N 25/621UGR3
. . .for the control of blooming [2023.01]
H04N 25/625UGR3
. . .for the control of smear [2023.01]
H04N 25/626UGR3
. . .Reduction of noise due to residual charges remaining after image readout, e.g. to remove ghost images or afterimages [2023.01]
H04N 25/627UGR3
. . .Detection or reduction of inverted contrast or eclipsing effects [2023.01]
H04N 25/628UGR3
. . .for reducing horizontal stripes caused by saturated regions of CMOS sensors [2023.01]
H04N 25/63UGR2
. .applied to dark current [2023.01]
H04N 25/633UGR3
. . .by using optical black pixels [2023.01]
H04N 25/65UGR2
. .applied to reset noise, e.g. KTC noise related to CMOS structures by techniques other than CDS [2023.01]
H04N 25/67UGR2
. .applied to fixed-pattern noise, e.g. non-uniformity of response [2023.01]
H04N 25/671UGR3
. . .for non-uniformity detection or correction [2023.01]
H04N 25/672UGR4
. . . .between adjacent sensors or output registers for reading a single image [2023.01]
H04N 25/673UGR4
. . . .by using reference sources [2023.01]
H04N 25/674UGR5
. . . . .based on the scene itself, e.g. defocusing [2023.01]
H04N 25/677UGR4
. . . .for reducing the column or line fixed pattern noise [2023.01]
H04N 25/68UGR2
. .applied to defects [2023.01]
H04N 25/683UGR3
. . .by defect estimation performed on the scene signal, e.g. real time or on the fly detection [2023.01]
H04N 25/69UGR3
. . .SSIS comprising testing or correcting structures for circuits other than pixel cells [2023.01]
H04N 25/70UGR1
.SSIS architectures; Circuits associated therewith [2023.01]
H04N 25/701UGR2
. .Line sensors [2023.01]
H04N 25/702UGR2
. .SSIS architectures characterised by non-identical, non-equidistant or non-planar pixel layout [2023.01]
H04N 25/703UGR2
. .SSIS architectures incorporating pixels for producing signals other than image signals [2023.01]
H04N 25/704UGR3
. . .Pixels specially adapted for focusing, e.g. phase difference pixel sets [2023.01]
H04N 25/705UGR3
. . .Pixels for depth measurement, e.g. RGBZ [2023.01]
H04N 25/706UGR3
. . .Pixels for exposure or ambient light measuring [2023.01]
H04N 25/707UGR3
. . .Pixels for event detection [2023.01]
H04N 25/708UGR3
. . .Pixels for edge detection [2023.01]
H04N 25/709UGR2
. .Circuitry for control of the power supply [2023.01]
H04N 25/71UGR2
. .Charge-coupled device [CCD] sensors; Charge-transfer registers specially adapted for CCD sensors [2023.01]
H04N 25/711UGR3
. . .Time delay and integration [TDI] registers; TDI shift registers [2023.01]
H04N 25/713UGR3
. . .Transfer or readout registers; Split readout registers or multiple readout registers [2023.01]
H04N 25/715UGR3
. . .using frame interline transfer [FIT] [2023.01]
H04N 25/72UGR3
. . .using frame transfer [FT] [2023.01]
H04N 25/73UGR3
. . .using interline transfer [IT] [2023.01]
H04N 25/74UGR3
. . .Circuitry for scanning or addressing the pixel array [2023.01]
H04N 25/75UGR3
. . .Circuitry for providing, modifying or processing image signals from the pixel array [2023.01]
H04N 25/76UGR2
. .Addressed sensors, e.g. MOS or CMOS sensors [2023.01]
H04N 25/766UGR3
. . .comprising control or output lines used for a plurality of functions, e.g. for pixel output, driving, reset or power [2023.01]
H04N 25/767UGR3
. . .Horizontal readout lines, multiplexers or registers [2023.01]
H04N 25/768UGR3
. . .for time delay and integration [TDI] [2023.01]
H04N 25/77UGR3
. . .Pixel circuitry, e.g. memories, A/D converters, pixel amplifiers, shared circuits or shared components [2023.01]
H04N 25/771UGR4
. . . .comprising storage means other than floating diffusion [2023.01]
H04N 25/772UGR4
. . . .comprising A/D, V/T, V/F, I/T or I/F converters [2023.01]
H04N 25/773UGR5
. . . . .comprising photon counting circuits, e.g. single photon detection [SPD] or single photon avalanche diodes [SPAD] [2023.01]
H04N 25/778UGR4
. . . .comprising amplifiers shared between a plurality of pixels, i.e. at least one part of the amplifier must be on the sensor array itself [2023.01]
H04N 25/779UGR3
. . .Circuitry for scanning or addressing the pixel array [2023.01]
H04N 25/78UGR3
. . .Readout circuits for addressed sensors, e.g. output amplifiers or A/D converters [2023.01]
H04N 25/79UGR2
. .Arrangements of circuitry being divided between different or multiple substrates, chips or circuit boards, e.g. stacked image sensors [2023.01]
H04N 101/00ZWIndexing scheme associated with groups H04N 1/00-H04N 17/00, relating to still video cameras. [6]
H04N 101/00HGRStill video cameras [6, 2006.01]