Title:
ON-VEHICLE ANTENNA DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/044794
Kind Code:
A1
Abstract:
This on-vehicle antenna device (1) has a plurality of antennas disposed within an accommodation space enclosed by a case (10) and an antenna base (20), and, when fitted to an exterior surface of the vehicle, has a height not more than 70 mm from the exterior surface of the vehicle. This on-vehicle antenna device (1) is provided with: a first substrate (41) which has a first patch antenna (91) mounted thereto; and a second substrate (43) which has a second patch antenna (94) mounted thereto. The first substrate (41) is disposed at a position higher than that of the second substrate (43).
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Inventors:
TERASHITA NORITAKA (JP)
ONO MOTOHISA (JP)
KOIKE TORU (JP)
YAMASHITA TAKUYA (JP)
ONO MOTOHISA (JP)
KOIKE TORU (JP)
YAMASHITA TAKUYA (JP)
Application Number:
PCT/JP2020/029956
Publication Date:
March 11, 2021
Filing Date:
August 05, 2020
Export Citation:
Assignee:
YOKOWO SEISAKUSHO KK (JP)
DENSO CORP (JP)
DENSO CORP (JP)
International Classes:
H01Q1/32; H01Q1/22; H01Q5/40; H01Q21/29
Domestic Patent References:
| WO2019027036A1 | 2019-02-07 |
Foreign References:
| JP2009135741A | 2009-06-18 | |||
| JP2006211289A | 2006-08-10 | |||
| JP2019080096A | 2019-05-23 | |||
| JP2012503382A | 2012-02-02 | |||
| JP2009514253A | 2009-04-02 | |||
| JP2005045335A | 2005-02-17 | |||
| JP2008078709A | 2008-04-03 |
Attorney, Agent or Firm:
KURODA Yasushi et al. (JP)
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