Title:
MULTIBAND DIGITAL PREDISTORTION PROCESSING METHOD, DEVICE AND SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/080567
Kind Code:
A1
Abstract:
The present invention relates to a multiband digital predistortion processing method and device; by means of acquiring a non-linear distortion indicator for a feedback signal of each band and carrying out iterative non-linear cancellation on the feedback signal of each band, it is possible to effectively improve the linearization effect of multiband digital predistortion.
Inventors:
DIAO SUIDONG (CN)
WU ZHUOZHI (CN)
JIANG CHENGYU (CN)
LEI WENMING (CN)
WU ZHUOZHI (CN)
JIANG CHENGYU (CN)
LEI WENMING (CN)
Application Number:
PCT/CN2018/097583
Publication Date:
May 02, 2019
Filing Date:
July 27, 2018
Export Citation:
Assignee:
COMBA TELECOM SYSTEMS CHINA LTD (CN)
COMBA TELECOM SYSTEMS GUANGZHOU LTD (CN)
COMBA TELECOM TECH GUANGZHOU (CN)
TIANJIN COMBA TELECOM SYSTEMS LTD (CN)
COMBA TELECOM SYSTEMS GUANGZHOU LTD (CN)
COMBA TELECOM TECH GUANGZHOU (CN)
TIANJIN COMBA TELECOM SYSTEMS LTD (CN)
International Classes:
H04L25/49
Foreign References:
| CN107707495A | 2018-02-16 | |||
| CN102437994A | 2012-05-02 | |||
| CN104639481A | 2015-05-20 | |||
| CN102361476A | 2012-02-22 | |||
| CN103841059A | 2014-06-04 | |||
| US20130094610A1 | 2013-04-18 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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