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:
Oct. 13, 2015

Filed:

Apr. 16, 2013
Applicant:

Hitachi, Ltd., Tokyo, JP;

Inventors:

Masashi Kono, Yokohama, JP;

Hidehiro Toyoda, Yokohama, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01); H04L 1/00 (2006.01);
U.S. Cl.
CPC ...
H04L 43/50 (2013.01); H04L 1/0066 (2013.01); H04L 1/0075 (2013.01);
Abstract

A transmitter of a data transmission system using n transmission lanes generates an error code such as an error detection code or an error correction code from transmitted data on x transmission lanes input to an error detection/correction code generating unit, and transmits the same to a lane number switching controlling unit. The lane number switching controlling unit distributes the transmitted data and the error code to at least some of the n transmission lanes as data strings based on lane information indicating a normal lane, a failure lane, or a lane with a sign of a failure received from a receiver. Further, markers including the lane information indicating a normal or failure lane and information to detect a failure of the n transmission lanes are generated and inserted into data strings transmitted on the n transmission lanes, so that communications are performed with the receiver.


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