Title:
アンテナ構造体
Document Type and Number:
Japanese Patent JP7174731
Kind Code:
B2
Abstract:
To prevent deterioration in the performance of an antenna device caused by an exterior component.SOLUTION: In one aspect, an antenna structure mounted on a vehicle is provided. The antenna structure includes: an antenna device provided on a roof panel of the vehicle for transmitting and receiving a target wave; an insulating exterior component provided on the rear side of the vehicle than the roof panel and placed separated from the antenna device by a distance of less than one wavelength of the target wave; and a planar conductor provided on the exterior component and placed close to the roof panel so as to be capacitively coupled to the roof panel.SELECTED DRAWING: Figure 1
Inventors:
Yugo Tashiro
Shoichi Kumagai
Shinji Iino
Shoichi Kumagai
Shinji Iino
Application Number:
JP2020060448A
Publication Date:
November 17, 2022
Filing Date:
March 30, 2020
Export Citation:
Assignee:
Harada Industry Co., Ltd.
International Classes:
H01Q15/16; H01Q1/22
Domestic Patent References:
| JP2019134287A | ||||
| JP2020195006A | ||||
| JP2018129768A | ||||
| JP2004179790A |
Foreign References:
| US20190190138 |
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshiki Kuroki
Okumura Daisuke
Yoshiki Kuroki
Okumura Daisuke