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1. (WO2018055854) ANTENNA DEVICE

Pub. No.:    WO/2018/055854    International Application No.:    PCT/JP2017/022413
Publication Date: Fri Mar 30 01:59:59 CEST 2018 International Filing Date: Sat Jun 17 01:59:59 CEST 2017
IPC: H01Q 21/28
H01Q 9/28
H01Q 13/08
Applicants: YOKOWO CO., LTD.
Inventors: SONE, Takayuki
曽根 孝之
Provided is a broadband antenna device for which use is possible in a broad frequency range. The antenna device is provided with: a broadband antenna 10 that has a first plate-shaped metal 20 and a second plate-shaped metal sandwiching a feedpoint, and extending in mutually opposite directions, said broadband antenna using a bow-tie antenna as a base; and a patch antenna 50 provided on a second portion bent at approximately a right angle from a first portion 21 of the feedpoint side of the first plate-shaped metal 20. The second portion also serves as a ground plate of the patch antenna 50. The portion including the patch antenna 50 is housed inside a radome 60.