Title:
PHASE SHIFTER AND METHOD FOR USING SAME, AND ANTENNA SYSTEM
Document Type and Number:
WIPO Patent Application WO/2023/044847
Kind Code:
A1
Abstract:
The present disclosure relates to the technical field of communications, and provides a phase shifter and a method for using same, and an antenna system. The present disclosure provides a phase shifter, comprising: a control module, a digital-to-analog conversion module, and a phase-shifting structure. The control module is configured to generate a plurality of correction signals according to the phase shifting degree of the phase-shifting structure. The digital-to-analog conversion module is configured to generate a drive signal according to the correction signal. The phase-shifting structure is configured to perform phase shift, according to the drive signal, on a microwave signal via the phase-shifting structure.
Inventors:
LIU ZONGMIN (CN)
LI WEI (CN)
GUO JUNWEI (CN)
FAN XICHAO (CN)
QU FENG (CN)
LI BIQI (CN)
LI WEI (CN)
GUO JUNWEI (CN)
FAN XICHAO (CN)
QU FENG (CN)
LI BIQI (CN)
Application Number:
PCT/CN2021/120618
Publication Date:
March 30, 2023
Filing Date:
September 26, 2021
Export Citation:
Assignee:
BOE TECHNOLOGY GROUP CO LTD (CN)
BEIJING BOE TECHNOLOGY DEV CO LTD (CN)
BEIJING BOE TECHNOLOGY DEV CO LTD (CN)
International Classes:
H03H11/16; H03H17/08; H03M1/66
Foreign References:
| CN108631754A | 2018-10-09 | |||
| CN107942776A | 2018-04-20 | |||
| CN101471663A | 2009-07-01 | |||
| CN101145783A | 2008-03-19 | |||
| CN109298080A | 2019-02-01 | |||
| EP1351390A1 | 2003-10-08 | |||
| KR20120071307A | 2012-07-02 |
Attorney, Agent or Firm:
TEE&HOWE INTELLECTUAL PROPERTY ATTORNEYS (CN)
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