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:
Dec. 30, 2008

Filed:

Jan. 20, 2004
Applicants:

Xiaopeng Chen, Sunnyvale, CA (US);

Runsheng He, Sunnyvale, CA (US);

Inventors:

Xiaopeng Chen, Sunnyvale, CA (US);

Runsheng He, Sunnyvale, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

Methods and apparatus describe techniques for reducing interference signals in a communication signal. A communication signal is received through a receiver. The communication signal contains an interference signal. A digital replica of the interference signal is generated, the digital replica is converted into a corresponding analog replica of the interference signal. The analog replica of the interference signal is subtracted from the communication signal.


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