Title:
ANTENNA STRUCTURE, RADAR AND TERMINAL
Document Type and Number:
WIPO Patent Application WO/2021/088651
Kind Code:
A1
Abstract:
The present application provides an antenna structure, a radar and a terminal, can expand the operation bandwidth of an antenna, belongs to the field of sensors, and in particular relates to a millimeter-wave radar, such as a 77 GHz millimeter-wave radar. The solution of the present application can be used for precision detection and range detection in the field of automatic driving or intelligent driving. The antenna structure comprises a power-dividing unit, a first antenna sub-array and a second antenna sub-array, wherein the first antenna sub-array is connected to a first output end of the power-dividing unit, and the second antenna sub-array is connected to a second output end of the power-dividing unit; and the first antenna sub-array comprises at least one first patch and at least one second patch which are provided with slots, and the second antenna sub-array comprises at least one third patch and at least one fourth patch which are provided with slots, with the slot direction of the at least one first patch being opposite to that of the at least one second patch, and the slot direction of the at least one third patch being opposite to that of the at least one fourth patch.
Inventors:
HE KAI (CN)
YE WEI (CN)
YU GUANGWEI (CN)
YUAN SHUTIAN (CN)
YE WEI (CN)
YU GUANGWEI (CN)
YUAN SHUTIAN (CN)
Application Number:
PCT/CN2020/122765
Publication Date:
May 14, 2021
Filing Date:
October 22, 2020
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H01Q13/20
Domestic Patent References:
| WO2015127625A1 | 2015-09-03 |
Foreign References:
| CN106972244A | 2017-07-21 | |||
| CN110247180A | 2019-09-17 | |||
| CN203967238U | 2014-11-26 | |||
| CN107045562A | 2017-08-15 | |||
| CN201911078485A | 2019-11-06 |
Attorney, Agent or Firm:
BEIJING RUN ZEHENG INTELLECTUAL PROPERTY LAW FIRM (CN)
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