Invention Grant
- Patent Title: Hybrid beam forming architecture-based calibration compensation method and apparatus
-
Application No.: US17435919Application Date: 2020-03-04
-
Publication No.: US11277182B2Publication Date: 2022-03-15
- Inventor: Jingyan Ma , Shihua Wang , Tao Duan , Jian Wu , Yongli Zhang
- Applicant: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
- Applicant Address: CN Beijing
- Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
- Current Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
- Current Assignee Address: CN Beijing
- Agency: Meunier Carlin & Curfman LLC
- Priority: CN201910197154.7 20190315
- International Application: PCT/CN2020/077852 WO 20200304
- International Announcement: WO2020/187033 WO 20200924
- Main IPC: H04B7/06
- IPC: H04B7/06

Abstract:
The present application relates to the field of communications, and in particular to a hybrid beam forming architecture-based calibration compensation method and apparatus for improving the accuracy and effectiveness of calibration compensation. The method comprises: a base station determining a preset calibration weight vector matrix W and a preset first calibration signal matrix S, then transmitting N times consecutively calibration signals through analog transmission channels, calculating, according to the calibration weight vector matrix W, the first calibration signal matrix S and a first received data vector matrix YTX, a transmission channel error matrix ETX, and then performing error compensation on the analog transmission channels based on ETX.
Information query