IPC Subgroup
H01Q 13/1 Resonant slot antennas
Introduced: September 1968
Last revised: January 2006
Full Title
Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave > Resonant slot antennas
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ANTENNAS, i.e. RADIO AERIALS
Related Keywords
SLOT antennas
3 direct subcodes
Child Classifications
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- H01Q 13/12 Longitudinally slotted cylinder antennas; Equivalent structures
- H01Q 13/16 Folded slot antennas
- H01Q 13/18 the slot being backed by, or formed in boundary wall of, a resonant cavity