IPC Main Group
H01P 3/00 Waveguides; Transmission lines of the waveguide type
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
6 direct subcodes
Child Classifications
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- H01P 3/02 with two longitudinal conductors
- H01P 3/1 Wire waveguides, i.e. with a single solid longitudinal conductor
- H01P 3/12 Hollow waveguides
- H01P 3/16 Dielectric waveguides, i.e. without a longitudinal conductor
- H01P 3/18 built-up from several layers to increase operating surface, i.e. alternately conductive and dielectric layers
- H01P 3/2 Quasi-optical arrangements for guiding a wave, e.g. focusing by dielectric lenses