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Symbol IPC-Stellen auswählen Titel
A
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HUMAN NECESSITIES
B
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PERFORMING OPERATIONSTRANSPORTING
C
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CHEMISTRYMETALLURGY
D
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TEXTILESPAPER
E
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FIXED CONSTRUCTIONS
F
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MECHANICAL ENGINEERINGLIGHTINGHEATINGWEAPONSBLASTING
G
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PHYSICS
H
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ELECTRICITY
H01
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ELECTRIC ELEMENTS
H01B
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CABLESCONDUCTORSINSULATORSSELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES (selection for magnetic properties H01F 1/00; waveguides H01P)
H01C
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RESISTORS
H01F
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MAGNETSINDUCTANCESTRANSFORMERSSELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES [2]
H01G
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CAPACITORSCAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE (selection of specified materials as dielectric H01B 3/00; capacitors having potential barriers H01L 29/00)
H01H
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ELECTRIC SWITCHESRELAYSSELECTORSEMERGENCY PROTECTIVE DEVICES (contact cables H01B 7/10;  electrolytic self-interrupters H01G 9/18;  emergency protective circuit arrangements H02H;  switching by electronic means without contact-making H03K 17/00)
H01J
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ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS (spark-gaps H01T; arc lamps with consumable electrodes H05B; particle accelerators H05H)
H01K
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ELECTRIC INCANDESCENT LAMPS (details, apparatus or processes for manufacture applicable to both discharge devices and incandescent lamps H01J;  light sources using a combination of incandescent and other types of light generation H01J 61/96, H05B 35/00)
H01L
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SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10 (use of semiconductor devices for measuring G01;  resistors in general H01C;  magnets, inductors or transformers H01F;  capacitors in general H01G;  electrolytic devices H01G 9/00;  batteries or accumulators H01M;  waveguides, resonators or lines of the waveguide type H01P;  line connectors or current collectors H01R;  stimulated-emission devices H01S;  electromechanical resonators H03H;  loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers H04R;  electric light sources in general H05B;  printed circuits, hybrid circuits, casings or constructional details of electrical apparatus, manufacture of assemblages of electrical components H05K;  use of semiconductor devices in circuits having a particular application, see the subclass for the application) [2]
H01M
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PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY [2]
H01P
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WAVEGUIDESRESONATORS, LINES OR OTHER DEVICES OF THE WAVEGUIDE TYPE (operating at optical frequencies G02B)
H01P 1/00
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Auxiliary devices (coupling devices of the waveguide type H01P 5/00) [1, 2006.01]
H01P 1/02
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BendsCornersTwists [1, 2006.01]
H01P 1/04
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Fixed joints [1, 2006.01]
H01P 1/06
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Movable joints, e.g. rotating joints [1, 2006.01]
H01P 1/08
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Dielectric windows [1, 2006.01]
H01P 1/10
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for switching or interrupting [1, 2006.01]
H01P 1/11
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. . by ferromagnetic devices [3, 2006.01]
H01P 1/12
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. . by mechanical chopper [1, 2006.01]
H01P 1/14
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. . by electric discharge devices (discharge devices H01J 17/64) [1, 2006.01]
H01P 1/15
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. . by semiconductor devices [2, 2006.01]
H01P 1/16
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for mode selection, e.g. mode suppression or mode promotionfor mode conversion [1, 3, 2006.01]
H01P 1/161
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. . sustaining two independent orthogonal modes, e.g. orthomode transducer [3, 2006.01]
H01P 1/162
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. . absorbing spurious or unwanted modes of propagation [3, 2006.01]
H01P 1/163
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. . specifically adapted for selection or promotion of the TE01 circular-electric mode [3, 2006.01]
H01P 1/165
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for rotating the plane of polarisation [2, 2006.01]
H01P 1/17
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. . for producing a continuously rotating polarisation, e.g. circular polarisation [2, 2006.01]
H01P 1/175
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. . using Faraday rotators [3, 2006.01]
H01P 1/18
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Phase-shifters (H01P 1/165 takes precedence) [1, 2, 2006.01]
H01P 1/185
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. . using a diode or a gas filled discharge tube [3, 2006.01]
H01P 1/19
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. . using a ferromagnetic device [3, 2006.01]
H01P 1/195
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. . . having a toroidal shape [3, 2006.01]
H01P 1/20
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Frequency-selective devices, e.g. filters [1, 2006.01]
H01P 1/201
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. . Filters for transverse electromagnetic waves (H01P 1/212, H01P 1/213, H01P 1/215, H01P 1/219 take precedence) [3, 2006.01]
H01P 1/202
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. . . Coaxial filters (cascaded coaxial cavities H01P 1/205) [3, 2006.01]
H01P 1/203
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. . . Strip line filters [3, 2006.01]
H01P 1/205
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. . . Comb or interdigital filtersCascaded coaxial cavities (H01P 1/203 takes precedence) [3, 2006.01]
H01P 1/207
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. . Hollow waveguide filters (H01P 1/212, H01P 1/213, H01P 1/215, H01P 1/219 take precedence) [3, 2006.01]
H01P 1/208
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. . . Cascaded cavitiesCascaded resonators inside a hollow waveguide structure (H01P 1/205 takes precedence) [3, 2006.01]
H01P 1/209
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. . . comprising one or more branching arms or cavities wholly outside the main waveguide [3, 2006.01]
H01P 1/211
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. . . Waffle-iron filtersCorrugated structures [3, 2006.01]
H01P 1/212
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. . suppressing or attenuating harmonic frequencies (H01P 1/215 takes precedence) [3, 2006.01]
H01P 1/213
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. . combining or separating two or more different frequencies (H01P 1/215 takes precedence) [3, 2006.01]
H01P 1/215
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. . using ferromagnetic material [3, 2006.01]
H01P 1/217
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. . . the ferromagnetic material acting as a tuning element in resonators [3, 2006.01]
H01P 1/218
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. . . the ferromagnetic material acting as a frequency selective coupling element, e.g. YIG-filters [3, 2006.01]
H01P 1/219
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. . Evanescent mode filters [3, 2006.01]
H01P 1/22
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Attenuating devices (dissipative terminating devices H01P 1/26) [1, 2006.01]
H01P 1/23
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. . using ferromagnetic material [3, 2006.01]
H01P 1/24
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Terminating devices [1, 2006.01]
H01P 1/26
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. . Dissipative terminations [1, 2006.01]
H01P 1/28
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. . Short-circuiting plungers [1, 2006.01]
H01P 1/30
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for compensation of, or protection against, temperature or moisture effects [1, 2006.01]
H01P 1/32
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Non-reciprocal transmission devices (H01P 1/02-H01P 1/30 take precedence) [1, 3, 2006.01]
H01P 1/36
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. . Isolators [2, 3, 2006.01]
H01P 1/365
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. . . Resonance absorption isolators [3, 2006.01]
H01P 1/37
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. . . Field displacement isolators [3, 2006.01]
H01P 1/375
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. . . using Faraday rotators [3, 2006.01]
H01P 1/38
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. . Circulators [2, 3, 2006.01]
H01P 1/383
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. . . Junction circulators, e.g. Y-circulators [3, 2006.01]
H01P 1/387
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. . . . Strip line circulators [3, 2006.01]
H01P 1/39
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. . . . Hollow waveguide circulators [3, 2006.01]
H01P 1/393
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. . . using Faraday rotators [3, 2006.01]
H01P 1/397
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. . . using non-reciprocal phase shifters (H01P 1/393 takes precedence) [3, 2006.01]
H01P 3/00
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WaveguidesTransmission lines of the waveguide type [1, 2006.01]
H01P 5/00
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Coupling devices of the waveguide type [1, 2006.01]
H01P 7/00
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Resonators of the waveguide type [1, 2006.01]
H01P 9/00
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Delay lines of the waveguide type [1, 2006.01]
H01P 11/00
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Apparatus or processes specially adapted for manufacturing waveguides or resonators, lines, or other devices of the waveguide type [1, 2006.01]
H01Q
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ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B 6/72)
H01R
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ELECTRICALLY-CONDUCTIVE CONNECTIONSSTRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTSCOUPLING DEVICESCURRENT COLLECTORS
H01S
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DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHTDEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
H01T
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SPARK GAPSOVERVOLTAGE ARRESTERS USING SPARK GAPSSPARKING PLUGSCORONA DEVICESGENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES (overvoltage protection circuits H02H)
H02
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GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
H03
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ELECTRONIC CIRCUITRY
H04
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ELECTRIC COMMUNICATION TECHNIQUE
H05
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ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
H10
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SEMICONDUCTOR DEVICESELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR [2023.01]
H99
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SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]

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