Recherchebereich

Symbol Version, Sprache

Ergebnisbereich

Suchanfrage: Es wurde noch keine Recherche ausgeführt.

Symbol IPC-Stellen auswählen Titel
A
Hierarchie anzeigen
HUMAN NECESSITIES
B
Hierarchie anzeigen
PERFORMING OPERATIONS; TRANSPORTING
C
Hierarchie anzeigen
CHEMISTRY; METALLURGY
D
Hierarchie anzeigen
TEXTILES; PAPER
E
Hierarchie anzeigen
FIXED CONSTRUCTIONS
F
Hierarchie anzeigen
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
G
Hierarchie anzeigen
PHYSICS
H
Hierarchie anzeigen
ELECTRICITY
H01
Hierarchie anzeigen
BASIC ELECTRIC ELEMENTS
H02
Hierarchie anzeigen
GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
H03
Hierarchie anzeigen
BASIC ELECTRONIC CIRCUITRY
H03B
Hierarchie anzeigen
GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNERGENERATION OF NOISE BY SUCH CIRCUITS (measuring, testing G01R; generators adapted for electrophonic musical instruments G10H; speech synthesis G10L 13/00; masers, lasers H01S; dynamo-electric machines H02K; power inverter circuits H02M; by using pulse techniques H03K; automatic control of generators H03L; starting, synchronisation or stabilisation of generators where the type of generator is irrelevant or unspecified H03L; generation of oscillations in plasma H05H)
H03C
Hierarchie anzeigen
MODULATION (measuring, testing G01R; masers, lasers H01S; modulators specially adapted for use in dc amplifiers H03F 3/38; modulating pulses H03K 7/00; so-called modulators capable only of switching between predetermined states of amplitude, frequency or phase H03K 17/00 , H04L; coding, decoding or code conversion, in general H03M; synchronous modulators specially adapted for colour television H04N 9/65)
H03D
Hierarchie anzeigen
DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER (masers, lasers H01S; circuits capable of acting both as modulator and demodulator H03C; details applicable to both modulators and frequency-changers H03C; demodulating pulses H03K 9/00; transforming types of pulse modulation H03K 11/00; coding, decoding or code conversion, in general H03M; repeater stations H04B 7/14; demodulators adapted for digitally modulated-carrier systems H04L 27/00; synchronous demodulators adapted for colour television H04N 9/66)
H03F
Hierarchie anzeigen
AMPLIFIERS (measuring, testing G01R; optical parametric amplifiers G02F; circuit arrangements with secondary emission tubes H01J 43/30; masers, lasers H01S; control of amplification H03G; coupling arrangements independent of the nature of the amplifier, voltage dividers H03H; amplifiers capable only of dealing with pulses H03K; repeater circuits in transmission lines H04B 3/36 , H04B 3/58; application of speech amplifiers in telephonic communication H04M 1/60 , H04M 3/40)
H03G
Hierarchie anzeigen
CONTROL OF AMPLIFICATION (impedance networks, e.g. attenuators, H03H; control of transmission in lines H04B 3/04)
H03H
Hierarchie anzeigen
IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITSRESONATORS (measuring, testing G01R; arrangements for producing a reverberation or echo sound G10K 15/08; impedance networks or resonators consisting of distributed impedances, e.g. of the waveguide type, H01P; control of amplification, e.g. bandwidth control of amplifiers, H03G; tuning resonant circuits, e.g. tuning coupled resonant circuits, H03J; networks for modifying the frequency characteristics of communication systems H04B)
H03J
Hierarchie anzeigen
TUNING RESONANT CIRCUITSSELECTING RESONANT CIRCUITS (indicating arrangements for measuring G01D; measuring, testing G01R; remote-control in general G05 , G08; automatic control or stabilisation of generators H03L)
H03K
Hierarchie anzeigen
PULSE TECHNIQUE (measuring pulse characteristics G01R; mechanical counters having an electrical input G06M; information storage devices in general G11; sample-and-hold arrangements in electric analogue stores G11C 27/02; construction of switches involving contact making and breaking for generation of pulses, e.g. by using a moving magnet, H01H; static conversion of electric power H02M; generation of oscillations by circuits employing active elements which operate in a non-switching manner H03B; modulating sinusoidal oscillations with pulses H03C , H04L; discriminator circuits involving pulse counting H03D; automatic control of generators H03L; starting, synchronisation, or stabilisation of generators where the type of generator is irrelevant or unspecified H03L; coding, decoding or code conversion, in general H03M) [4]
H03K 3/00
Hierarchie anzeigen
Circuits for generating electric pulsesMonostable, bistable or multistable circuits (H03K 4/00 takes precedence; for digital computers G06F 1/025) [5]
H03K 4/00
Hierarchie anzeigen
Generating pulses having essentially a finite slope or stepped portions (generation of supply voltages from deflection waveforms H04N 3/18)
H03K 5/00
Hierarchie anzeigen
Manipulating pulses not covered by one of the other main groups in this subclass (circuits with regenerative action H03K 3/00 , H03K 4/00; by the use of non-linear magnetic or dielectric devices H03K 3/45)
H03K 6/00
Hierarchie anzeigen
Manipulating pulses having a finite slope and not covered by one of the other main groups of this subclass (circuits with regenerative action H03K 4/00)
H03K 7/00
Hierarchie anzeigen
Modulating pulses with a continuously-variable modulating signal
H03K 9/00
Hierarchie anzeigen
Demodulating pulses which have been modulated with a continuously-variable signal
H03K 11/00
Hierarchie anzeigen
Transforming types of modulation, e.g. position-modulated pulses into duration-modulated pulses
H03K 12/00
Hierarchie anzeigen
Producing pulses by distorting or combining sinusoidal waveforms (shaping pulses H03K 5/01; combining sinewaves using elements operating in a non-switching manner H03B) [3]
H03K 17/00
Hierarchie anzeigen
Electronic switching or gating, i.e. not by contact-making and -breaking (selection of the stylus or auxiliary electrode in electric printing B41J 2/405; sample-and-hold arrangements G11C 27/02; switching or interrupting devices in waveguides H01P; gated amplifiers H03F 3/72; switching arrangements for exchange systems using static devices H04Q 3/52)
H03K 19/00
Hierarchie anzeigen
Logic circuits, i.e. having at least two inputs acting on one output (circuits for computer systems using fuzzy logic G06N 7/02)Inverting circuits
H03K 19/003
Hierarchie anzeigen
Modifications for increasing the reliability [3]
H03K 19/007
Hierarchie anzeigen
Fail-safe circuits [3]
H03K 19/01
Hierarchie anzeigen
Modifications for accelerating switching [3]
H03K 19/013
Hierarchie anzeigen
. . in bipolar transistor circuits [3]
H03K 19/017
Hierarchie anzeigen
. . in field-effect transistor circuits [3]
H03K 19/0175
Hierarchie anzeigen
Coupling arrangementsInterface arrangements (interface arrangements for digital computers G06F 3/00 , G06F 13/00) [5]
H03K 19/018
Hierarchie anzeigen
. . using bipolar transistors only [5]
H03K 19/0185
Hierarchie anzeigen
. . using field-effect transistors only [5]
H03K 19/02
Hierarchie anzeigen
using specified components (H03K 19/003 to H03K 19/0175 take precedence) [3, 5]
H03K 19/04
Hierarchie anzeigen
. . using gas-filled tubes
H03K 19/06
Hierarchie anzeigen
. . using vacuum tubes (using diode rectifiers H03K 19/12)
H03K 19/08
Hierarchie anzeigen
. . using semiconductor devices (H03K 19/173 takes precedence; wherein the semiconductor devices are only diode rectifiers H03K 19/12) [3]
H03K 19/082
Hierarchie anzeigen
. . . using bipolar transistors [3]
H03K 19/084
Hierarchie anzeigen
. . . . Diode-transistor logic [3]
H03K 19/086
Hierarchie anzeigen
. . . . Emitter coupled logic [3]
H03K 19/088
Hierarchie anzeigen
. . . . Transistor-transistor logic [3]
H03K 19/09
Hierarchie anzeigen
. . . . Resistor-transistor logic [3]
H03K 19/091
Hierarchie anzeigen
. . . . Integrated injection logic or merged transistor logic [3]
H03K 19/094
Hierarchie anzeigen
. . . using field-effect transistors [3]
H03K 19/0944
Hierarchie anzeigen
. . . . using MOSFET (H03K 19/096 takes precedence) [5]
H03K 19/0948
Hierarchie anzeigen
. . . . . using CMOS [5]
H03K 19/0952
Hierarchie anzeigen
. . . . using Schottky type FET (H03K 19/096 takes precedence) [5]
H03K 19/0956
Hierarchie anzeigen
. . . . Schottky diode FET logic (H03K 19/096 takes precedence) [5]
H03K 19/096
Hierarchie anzeigen
. . . . Synchronous circuits, i.e. using clock signals [3]
H03K 19/098
Hierarchie anzeigen
. . . using thyristors [3]
H03K 19/10
Hierarchie anzeigen
. . . using tunnel diodes [3]
H03K 19/12
Hierarchie anzeigen
. . using diode rectifiers
H03K 19/14
Hierarchie anzeigen
. . using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled (optical logic elements G02F 3/00)
H03K 19/16
Hierarchie anzeigen
. . using saturable magnetic devices
H03K 19/162
Hierarchie anzeigen
. . . using parametrons
H03K 19/164
Hierarchie anzeigen
. . . using ferro-resonant devices
H03K 19/166
Hierarchie anzeigen
. . . using transfluxors
H03K 19/168
Hierarchie anzeigen
. . . using thin-film devices
H03K 19/17
Hierarchie anzeigen
. . using twistors
H03K 19/173
Hierarchie anzeigen
. . using elementary logic circuits as components [3]
H03K 19/177
Hierarchie anzeigen
. . . arranged in matrix form [3]
H03K 19/18
Hierarchie anzeigen
. . using galvano-magnetic devices, e.g. Hall-effect devices [2]
H03K 19/185
Hierarchie anzeigen
. . using dielectric elements with variable dielectric constant, e.g. ferro-electric capacitors [2]
H03K 19/19
Hierarchie anzeigen
. . . using ferro-resonant devices [2]
H03K 19/195
Hierarchie anzeigen
. . using superconductive devices [2, 3]
H03K 19/20
Hierarchie anzeigen
characterised by logic function, e.g. AND, OR, NOR, NOT circuits (H03K 19/003 to H03K 19/01 take precedence)
H03K 19/21
Hierarchie anzeigen
. . EXCLUSIVE-OR circuits, i.e. giving output if input signal exists at only one inputCOINCIDENCE circuits, i.e. giving output only if all input signals are identical [3]
H03K 19/23
Hierarchie anzeigen
. . Majority or minority circuits, i.e. giving output having the state of the majority or the minority of the inputs [3]
H03K 21/00
Hierarchie anzeigen
Details of pulse counters or frequency dividers
H03K 23/00
Hierarchie anzeigen
Pulse counters comprising counting chainsFrequency dividers comprising counting chains (H03K 29/00 takes precedence)
H03K 25/00
Hierarchie anzeigen
Pulse counters with step-by-step integration and static storageAnalogous frequency dividers
H03K 27/00
Hierarchie anzeigen
Pulse counters in which pulses are continuously circulated in a closed loopAnalogous frequency dividers (feedback shift register counters H03K 23/54) [4]
H03K 29/00
Hierarchie anzeigen
Pulse counters comprising multi-stable elements, e.g. for ternary scale, for decimal scaleAnalogous frequency dividers
H03L
Hierarchie anzeigen
AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES (of dynamo-electric generators H02P) [3]
H03M
Hierarchie anzeigen
CODING, DECODING OR CODE CONVERSION, IN GENERAL (using fluidic means F15C 4/00; optical analogue/digital converters G02F 7/00; coding, decoding or code conversion, specially adapted for particular applications, see the relevant subclasses, e.g. G01D , G01R , G06F , G06T , G09G , G10L , G11B , G11C , H04B , H04L , H04M , H04N; ciphering or deciphering for cryptography or other purposes involving the need for secrecy G09C) [4]
H04
Hierarchie anzeigen
ELECTRIC COMMUNICATION TECHNIQUE
H05
Hierarchie anzeigen
ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Zu vergleichende IPC-Stelle: Es wurden im Verzeichnis noch keine IPC-Stellen für die Vergleichsansicht vorgemerkt. [Version , Sprache ]