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. 03, 2015

Filed:

Jan. 13, 2014
Applicant:

Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;

Inventors:

Takashi Shimizu, Kawasaki, JP;

Jun Matsui, Kawasaki, JP;

Tsuyoshi Yamamoto, Atsugi, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 7/04 (2006.01); H04B 1/7073 (2011.01); G06F 13/40 (2006.01); H04L 7/00 (2006.01); H04B 15/04 (2006.01);
U.S. Cl.
CPC ...
H04L 7/04 (2013.01); G06F 13/40 (2013.01); H04B 1/7073 (2013.01); H04L 7/0008 (2013.01); H04B 15/04 (2013.01);
Abstract

An apparatus for correcting a signal, includes a correction value calculator that determines a transmission distance of a transmission path through which a timing signal is propagated, the timing signal having a periodically changing frequency, and determines a deviation between a frequency of the timing signal and a frequency of received data, as a correction value, from the transmission distance; and a corrector that corrects the frequency of the timing signal by the correction value for synchronizing transmitted data with the timing signal.


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