IPC Subgroup
H03K 17/51 characterised by the use of specified components
Introduced: January 1980
Last revised: January 2006
Full Title
Electronic switching or gating, i.e. not by contact-making and -breaking > characterised by the use of specified components
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRONIC CIRCUITRY
- Subclass:
- PULSE TECHNIQUE
9 direct subcodes
Child Classifications
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- H03K 17/52 by the use, as active elements, of gas-filled tubes
- H03K 17/54 by the use, as active elements, of vacuum tubes
- H03K 17/56 by the use, as active elements, of semiconductor devices
- H03K 17/74 by the use, as active elements, of diodes
- H03K 17/78 by the use, as active elements, of opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
- H03K 17/8 by the use, as active elements, of non-linear magnetic or dielectric devices
- H03K 17/88 by the use, as active elements, of beam-deflection tubes
- H03K 17/9 by the use, as active elements, of galvano-magnetic devices, e.g. Hall-effect devices
- H03K 17/92 by the use, as active elements, of superconductive devices