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. 10, 2006

Filed:

Dec. 13, 2000
Applicants:

Takeshi Kawagishi, Kawasaki, JP;

Kiyoshi Sudo, Sagamihara, JP;

Inventors:

Takeshi Kawagishi, Kawasaki, JP;

Kiyoshi Sudo, Sagamihara, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04I 1/18 (2006.01);
U.S. Cl.
CPC ...
Abstract

A data transfer device having a data transmission side to receive an error detection signal transmitted thereto when an error is detected within data transmitted therefrom. It is decided whether to receive an error detection signal relating to the data transmitted therefrom and retransmission of the data is controlled depending upon the result of this determination. A data receiving side to detect an error in data transmitted thereto, to detect whether there is an error in the data received and, if there is an error in the data received, the data receiving side is capable of receiving data which generates an error detection signal depending upon the degree of the error. Therefore, when an error is detected from transfer data received, it will be possible to re-transfer the data using the address data for the transmission source.


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