Title:
EBG STRUCTURE-ATTACHED GLASS PLATE AND VEHICLE ANTENNA DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/127685
Kind Code:
A1
Abstract:
This EBG structure-attached glass plate comprises: a vehicle roof glass to be attached to a metal frame of a vehicle body; an EBG structure disposed on a first main surface of the roof glass, having a predetermined conductor pattern disposed periodically thereon, and formed in a frame shape; and a radio wave transmission/reception region surrounded by the EBG structure. When an antenna transmits or receives radio waves in the radio wave transmission/reception region, propagation of radio waves on the roof glass surface is suppressed.
Inventors:
KATO YUSUKE (JP)
TAKEUCHI SHOICHI (JP)
SHOJI HIDEAKI (JP)
SAYAMA TOSHIKI (JP)
TAKEUCHI SHOICHI (JP)
SHOJI HIDEAKI (JP)
SAYAMA TOSHIKI (JP)
Application Number:
PCT/JP2022/047367
Publication Date:
July 06, 2023
Filing Date:
December 22, 2022
Export Citation:
Assignee:
AGC INC (JP)
International Classes:
H01Q1/32; H01Q15/14
Foreign References:
| JP2009044697A | 2009-02-26 | |||
| JP2021022915A | 2021-02-18 | |||
| US20090201212A1 | 2009-08-13 |
Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (JP)
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