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.

Patent No.:

US 8428540 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 23, 2013

Filed:

Sep. 23, 2008
Applicants:

Akira Shiba, Kawasaki, JP;

Shinichi Shiotsu, Kawasaki, JP;

Inventors:

Akira Shiba, Kawasaki, JP;

Shinichi Shiotsu, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

A communication apparatus includes an I and Q digital values table that stores values of I and Q, which are parameters for noise cancellation determined in advance, for each of reception channels. The communication apparatus reads out parameters for noise cancellation corresponding to a reception channel from the I and Q digital values table. Subsequently, the communication apparatus cancels a noise signal from a reception signal using the read-out parameters for noise cancellation.


Find Patent Forward Citations

Shiba, Akira. (2013). Communication apparatus, noise canceller, noise canceling method, and noise canceling program (U.S. Patent No. 8428540). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8428540

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