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CPC Subgroup
H01Q 19/22

using a secondary device in the form of a single substantially straight conductive element

Full Title

Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic > using a secondary device in the form of a single substantially straight conductive element

2 direct subcodes

Child Classifications

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  • H01Q 19/24 the primary active element being centre-fed and substantially straight, e.g. H-antenna
  • H01Q 19/26 the primary active element being end-fed and elongated