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:
Jun. 19, 2012

Filed:

Jan. 30, 2009
Applicants:

Haruyuki Takeyoshi, Kawasaki, JP;

Tatsuya Kawasumi, Kawasaki, JP;

Inventors:

Haruyuki Takeyoshi, Kawasaki, JP;

Tatsuya Kawasumi, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A frame counter correction apparatus connected to an Ethernet network, including transmission counter for counting a number of frames to be transmitted; inspection frame generator for generating an inspection frame for measuring a frame loss; and transmission counter correction unit for calculating a difference between a counter value of the transmission counter at a time of generation of the inspection frame and the counter value of the transmission counter at a time of transmission of the inspection frame, and adding a calculated difference value and information for specifying the inspection frame as a correction target to another inspection frame.


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