Title:
ANTENNA DEVICE AND RADAR DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/085653
Kind Code:
A1
Abstract:
An antenna device (18) includes: a first conductor layer (L8); a second conductor layer (L7); and a dielectric layer (P7) sandwiched between the first and second conductor layers. The first conductor layer has formed therein: a first antenna (66a); a second antenna (66b); and connection conductors (60, 62, 64) connected to both of the first and second antennas. The dielectric layer is provided with a guard conductor (48). The guard conductor is disposed around the perimeter of the connection conductors, excluding, among the connection conductors, at least a first connection location that is the connection location to the first antenna and a second connection location that is the connection location to the second antenna.
Inventors:
AOKI KAZUHIRO (JP)
TAINAKA YUSUKE (JP)
TAINAKA YUSUKE (JP)
Application Number:
PCT/JP2021/038510
Publication Date:
April 28, 2022
Filing Date:
October 19, 2021
Export Citation:
Assignee:
DENSO CORP (JP)
International Classes:
H01P5/107; G01S7/03; H01P3/12; H01Q13/08
Domestic Patent References:
| WO2019189622A1 | 2019-10-03 |
Foreign References:
| JP2011223203A | 2011-11-04 | |||
| JP2017073672A | 2017-04-13 |
Attorney, Agent or Firm:
ONDA Makoto et al. (JP)
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