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:
Apr. 26, 2016

Filed:

Feb. 24, 2014
Applicant:

Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;

Inventor:

Jun Tsuiki, Kawasaki, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 10/032 (2013.01); H04J 14/02 (2006.01);
U.S. Cl.
CPC ...
H04B 10/032 (2013.01); H04J 14/0227 (2013.01);
Abstract

A transmission circuit of a transmission device transmits a signal to a reception circuit of a reception device via a plurality of signal paths included in a communication line. A first interface circuit is connected to the transmission circuit and one or more signal paths. A second interface circuit is connected to the transmission circuit and remaining signal paths expect for the one or more signal paths. A third interface circuit is connected to the reception circuit and the one or more signal paths. A fourth interface circuit is connected to the reception circuit and the remaining signal paths. An operation for transmitting and receiving the signal via the plurality of signal paths is changed to an operation for transmitting and receiving the signal via the remaining signal paths when the one or more signal paths enter a disconnected state.


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