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. 23, 2014

Filed:

Mar. 04, 2008
Applicants:

Kenji Tateishi, Tokyo, JP;

Dai Kusui, Tokyo, JP;

Inventors:

Kenji Tateishi, Tokyo, JP;

Dai Kusui, Tokyo, JP;

Assignee:

NEC Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/21 (2006.01); G06F 17/30 (2006.01);
U.S. Cl.
CPC ...
G06F 17/30289 (2013.01);
Abstract

A field pair as a combination of a definite field and an indefinite field is decided and a correlation value between the definite field and the indefinite field in each of the field pairs is calculated. Among the field pairs in which the correlation value is not smaller than a threshold value, indefinite fields having corresponding definite fields which belong to the same field group are made to be a new field group.


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