Waveguide horns

Introduced: September 1968

Full Title

Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave > Waveguide horns

CPC subdivides this area 8x more granularly than IPC with 7 additional codes.

7 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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H01Q 13/0208 +2 CPC CPC only CPC only
H01Q 13/0233 CPC only CPC only
H01Q 13/0241 CPC only CPC only
H01Q 13/025 +1 CPC CPC only CPC only
H01Q 13/0266 CPC only CPC only
H01Q 13/0275 CPC only CPC only
H01Q 13/0283 +1 CPC CPC only CPC only
H01Q 13/04 Biconical horns (biconical dipoles comprising two conical surfaces having collinear axes and adjacent apices and fed by a two-conductor transmission line H01Q9/28) IPC+CPC Available in IPC and CPC