Title:
ANTENNA UNIT, RADAR, AND TERMINAL DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/253036
Kind Code:
A1
Abstract:
The present application provides an antenna unit, a radar, and a terminal device. The antenna unit comprises a first feed unit, a first array element, a first dummy element, and a first switch device; the first feed unit is used for transmitting an electrical signal; the first array element is used for radiating or receiving a signal; the first array element is connected to a first end of the first feed unit; the first switch device is connected between the first dummy element and the first end of the first feed unit and is used for controlling the connection state between the first dummy element and the first feed unit. According to the antenna unit provided in the present application, multiple beam forms can be reconstructed, the number of chip pins occupied is reduced, and the wiring space is saved; when applied to radars of smart terminals for smart home, smart manufacturing, smart transportation, etc., the antenna unit can improve the monitoring and coping ability of the smart terminals for complex scenarios.
Inventors:
YANG XIAOPAN (CN)
GAO XIANG (CN)
XU SHAOFENG (CN)
LIU YITING (CN)
GAO XIANG (CN)
XU SHAOFENG (CN)
LIU YITING (CN)
Application Number:
PCT/CN2022/094568
Publication Date:
December 08, 2022
Filing Date:
May 23, 2022
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H01Q1/36; H01Q1/38
Foreign References:
| CN101076741A | 2007-11-21 | |||
| CN101587188A | 2009-11-25 | |||
| CN102624436A | 2012-08-01 | |||
| CN105098362A | 2015-11-25 | |||
| EP1321776A1 | 2003-06-25 | |||
| CN202110603601A | 2021-05-31 |
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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