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PCE
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DIFF Subgroup
H01Q 13/18

the slot being backed by, or formed in boundary wall of, a resonant cavity (longitudinally slotted cylinder H01Q13/12 )

Introduced: September 1968

Title

Titles differ between systems:

IPC: the slot being backed by, or formed in boundary wall of, a resonant cavity

CPC: the slot being backed by, or formed in boundary wall of, a resonant cavity (longitudinally slotted cylinder H01Q13/12 )

Full Title

Full titles differ between systems:

IPC:

Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave > Resonant slot antennas > the slot being backed by, or formed in boundary wall of, a resonant cavity

CPC:

Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave > Resonant slot antennas > the slot being backed by, or formed in boundary wall of, a resonant cavity (longitudinally slotted cylinder H01Q13/12 )

No child classifications to compare. This is a leaf node in both IPC and CPC.