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:
Sep. 18, 2012

Filed:

Mar. 05, 2008
Applicant:

Yasuhiro Yamasaki, Tokyo, JP;

Inventor:

Yasuhiro Yamasaki, Tokyo, JP;

Assignee:

NEC Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 3/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

To provide a node device improving the measurement accuracy of the network communication quality and creating a smaller table for managing statistics information on the communication quality. An importance degree judging section determines the importance degree of a flow by referencing data for judging the degree of importance in the Z-list. An E-list stores statistics data on a flow having a high degree of importance of monitoring. A change judging section makes a judgment on change according to the importance degree of the flow and the importance degree in the E-list. An integral quality calculating section totalizes the qualities of the normal packet information that was measured in a normal packet quality measuring section and the statistics information that was measured in a statistics information quality measuring section and records the total in a quality result section.


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