Title:
DEVICE AND METHOD FOR CANCELING INTERFERENCE SIGNAL
Document Type and Number:
WIPO Patent Application WO/2016/191992
Kind Code:
A1
Abstract:
Disclosed in an embodiment of the present invention is a device for canceling an interference signal. The device comprises: a first power divider, configured to separate a cancellation reference signal link corresponding to a transmitting antenna into a first reference link and a second reference link; a second power divider, configured to separate a signal reception link connected to a receiving antenna into a first reception link and a second reception link and to use the first reception link as an output link; a main cancellation unit, accessing the first reference link and connected, via a coupler, to the signal reception link; an auxiliary cancellation unit, accessing the second reference link and connected, via the coupler, to the second reception link; and a control module, connected to the second reception link, the main cancellation unit, and the auxiliary cancellation unit. The control module can apply a superior auxiliary configuration parameter of the auxiliary cancellation unit to the main cancellation unit, thus greatly advancing stability and reliability of a communication system.
Inventors:
LIU YU (CN)
Application Number:
PCT/CN2015/080441
Publication Date:
December 08, 2016
Filing Date:
May 30, 2015
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H04B1/10
Foreign References:
| CN103916148A | 2014-07-09 | |||
| CN101222694A | 2008-07-16 | |||
| EP2802081A1 | 2014-11-12 |
Other References:
See also references of EP 3297172A4
Attorney, Agent or Firm:
GUANGZHOU SCIHEAD PATENT AGENT CO., LTD (CN)
广州三环专利代理有限公司 (CN)
广州三环专利代理有限公司 (CN)
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