The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 14, 2017

Filed:

Oct. 28, 2016
Applicant:

Huawei Technologies Co., Ltd., Shenzhen, CN;

Inventors:

Sheng Liu, Shenzhen, CN;

Teyan Chen, Shenzhen, CN;

Hong Cheng, Shenzhen, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/525 (2015.01); H04B 15/00 (2006.01); H04B 5/02 (2006.01); H04W 56/00 (2009.01); H04W 88/02 (2009.01); H04W 88/08 (2009.01);
U.S. Cl.
CPC ...
H04B 1/525 (2013.01); H04B 5/02 (2013.01); H04B 15/00 (2013.01); H04W 56/0015 (2013.01); H04W 88/02 (2013.01); H04W 88/08 (2013.01);
Abstract

A method for interference cancellation is provided. The method includes: determining, by a first base station, a channel parameter from a transmit antenna of a second base station to a receive antenna of the first base station; receiving, by the first base station, a first signal using a first resource, where the first signal includes: a first interference signal and an uplink wanted signal, and the first interference signal is an interference signal generated when a downlink second signal is sent by the second base station by using the first resource; receiving, by the first base station, reconstruction information that is of the second signal and that is sent by the second base station; and determining, by the first base station, the first interference signal in the first signal according to the channel parameter and the reconstruction information of the second signal, and canceling the first interference signal.


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