CPC Subgroup
H01Q 9/04 Resonant antennas
Full Title
Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements > Resonant antennas
6 direct subcodes
Child Classifications
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- H01Q 9/06 Details
- H01Q 9/16 with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole (H01Q9/44 takes precedence)
- H01Q 9/30 with feed to end of elongated active element, e.g. unipole (H01Q9/44 takes precedence)
- H01Q 9/44 with a plurality of divergent straight elements, e.g. V-dipole, X-antenna; with a plurality of elements having mutually inclined substantially straight portions (combinations of two or more active elements H01Q21/00; turnstile antennas H01Q21/26)