Title:
ANTENNA UNIT, ANTENNA MODULE AND LARGE-SCALE ARRAY ANTENNA
Document Type and Number:
WIPO Patent Application WO/2020/087933
Kind Code:
A1
Abstract:
The present invention provides an antenna unit, comprising: a non-metallic base, which is integrally formed and comprises a base bottom plate and a partition plate provided on the top surface of the base bottom plate, the top surface of the base bottom plate being provided with a first metallic layer which at least partially serves as a feed network circuit layer, the bottom surface of the base bottom plate being provided with a second metallic layer, and at least one side surface of the partition plate being provided with a third metallic layer; first feed posts, which are provided on the top surface of the base bottom plate and are used for supporting a radiation unit and electrically connecting the radiation unit and the feed network circuit layer; and second feed posts, which are provided on the bottom surface of the base bottom plate and are used for electrically connecting a calibration network provided at the bottom of the base bottom plate. The first feed posts and the second feed posts are integrally formed with the non-metallic base by means of an integral forming process. The structure of the antenna unit is simple and compact, achieves lightweight and high integration, and also has good product consistency, facilitating improvement of the electrical performance of an antenna. The present invention further provides an antenna module comprising said antenna unit, and a large-scale array antenna.
Inventors:
DUAN HONGBIN (CN)
LI MINGCHAO (CN)
PAN YINJIE (CN)
LI MINGCHAO (CN)
PAN YINJIE (CN)
Application Number:
PCT/CN2019/090785
Publication Date:
May 07, 2020
Filing Date:
June 11, 2019
Export Citation:
Assignee:
COMBA TELECOM TECH GUANGZHOU LIMITED (CN)
International Classes:
H01Q1/38; H01Q1/50; H01Q19/10; H01Q21/00; H01Q21/06
Foreign References:
| CN208939141U | 2019-06-04 | |||
| CN208939149U | 2019-06-04 | |||
| CN109286073A | 2019-01-29 | |||
| CN109301496A | 2019-02-01 | |||
| CN108242596A | 2018-07-03 | |||
| CN107508037A | 2017-12-22 | |||
| KR101622201B1 | 2016-05-18 | |||
| CN108417998A | 2018-08-17 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
Download PDF: