IPC Main Group
H01P 1/00 Auxiliary devices
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- WAVEGUIDES; RESONATORS, LINES OR OTHER DEVICES OF THE WAVEGUIDE TYPE
Related Keywords
STUD(S) tuners for waveguides
13 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- H01P 1/02 Bends; Corners; Twists
- H01P 1/04 Fixed joints
- H01P 1/06 Movable joints, e.g. rotating joints
- H01P 1/08 Dielectric windows
- H01P 1/1 for switching or interrupting
- H01P 1/16 for mode selection, e.g. mode suppression or mode promotion; for mode conversion
- H01P 1/165 for rotating the plane of polarisation
- H01P 1/18 Phase-shifters
- H01P 1/2 Frequency-selective devices, e.g. filters
- H01P 1/22 Attenuating devices
- H01P 1/24 Terminating devices
- H01P 1/3 for compensation of, or protection against, temperature or moisture effects
- H01P 1/32 Non-reciprocal transmission devices