Title:
BASE STATION ANTENNA
Document Type and Number:
WIPO Patent Application WO/2021/000262
Kind Code:
A1
Abstract:
The present invention provides a base station antenna; said base station antenna comprises a number of radiating element arrays and a plurality of feed modules and calibration modules disposed at the front end of the radiating element array; each of the radiation element arrays comprises a plurality of radiating elements; each of the feed modules comprises a power division network and a radio frequency inlet which are sequentially arranged at the front end of the radiating element array; said power division network is used for distributing the input power of the radio frequency inlet to each of the radiating elements of the radiating element array; the calibration module comprises a plurality of directional couplers and a combiner disposed at the front end of the directional coupler; the connection end of each directional coupler with the radio frequency inlet is the coupler input end, and the connection end with the combiner is the coupling end; the calibration module is used for monitoring and comparing the signal amplitude and phase of each radio frequency inlet.
Inventors:
HAN HONGJUAN (CN)
YUE YUEHUA (CN)
YUE YUEHUA (CN)
Application Number:
PCT/CN2019/094411
Publication Date:
January 07, 2021
Filing Date:
July 02, 2019
Export Citation:
Assignee:
AAC ACOUSTIC TECH SHENZHEN CO LTD (CN)
International Classes:
H01Q21/00; H01Q21/08
Foreign References:
| CN105790860A | 2016-07-20 | |||
| CN105634627A | 2016-06-01 | |||
| CN106936521A | 2017-07-07 | |||
| CN103856275A | 2014-06-11 | |||
| CN206259482U | 2017-06-16 | |||
| US20150002361A1 | 2015-01-01 |
Attorney, Agent or Firm:
GUANGZHOU YUEXIU JILY PATENT & TRADEMARK LAW OFFICE (CN)
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