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:
Jul. 24, 2018

Filed:

Aug. 14, 2017
Applicant:

Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;

Inventors:

Masayuki Suzuki, Shimotsuga, JP;

Hiroyuki Komori, Tatebayashi, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 7/033 (2006.01); H04L 7/00 (2006.01); H03L 7/08 (2006.01);
U.S. Cl.
CPC ...
H04L 7/0337 (2013.01); H03L 7/0807 (2013.01); H04L 7/0008 (2013.01); H04L 7/0037 (2013.01);
Abstract

A transmission device includes: a reception circuit; and a transmission section that is disposed between the reception circuit and a transmission circuit and transmits a clock signal and data signals in parallel, wherein the transmission circuit performs operations of: inserting a predetermined pattern in a data invalid period of each of the data signals; outputting the each of the data signals in which the predetermined pattern has been inserted in synchronization with an input clock; and adjusting a phase of the clock signal in the data invalid period, the reception circuit performs operations of: detecting a state of a reception clock using the data signals in which the predetermined pattern has been inserted; and determining whether phase adjustment of the clock signal is to be performed, based on the state of the reception clock, and the transmission circuit adjusts the phase of the clock signal, based on a determination result.


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