Title:
レーダ装置
Document Type and Number:
Japanese Patent JP7266234
Kind Code:
B2
Abstract:
To provide a radar device that can make an aperture length per antenna element large, and can enlarge an aperture length of a virtual reception array.SOLUTION: One of a transmission array antenna and a reception array antenna includes a first antenna group, and a second antenna group. The first antenna group includes: one or more first antenna elements in which a phase center of each antenna element is arranged for each arrangement interval along a first axis direction; and one common antenna element. The second antenna group includes: a plurality of second antenna elements; and one common antenna element. The phase centers of the antenna elements are arranged in two rows at each second arrangement interval along a second axis direction different from the first axis direction, and the phase centers of the antenna elements included in the two rows are mutually different in location in the second axis direction.SELECTED DRAWING: Figure 9A
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Inventors:
Kenta Iwasa
Eiho Shikata
Eiho Shikata
Application Number:
JP2018185238A
Publication Date:
April 28, 2023
Filing Date:
September 28, 2018
Export Citation:
Assignee:
Panasonic IP Management Co., Ltd.
International Classes:
G01S7/02; H01Q21/06
Domestic Patent References:
| JP2011526370A | ||||
| JP2017521683A | ||||
| JP2017058359A | ||||
| JP2017534881A | ||||
| JP2015190944A | ||||
| JP2016180720A | ||||
| JP2017073672A |
Foreign References:
| WO2010122860A1 | ||||
| CN102087358A | ||||
| US20110140949 | ||||
| WO2017090200A1 | ||||
| WO2014073355A1 |
Attorney, Agent or Firm:
Patent Attorney Corporation Washida International Patent Office
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