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:
May. 27, 2014

Filed:

Jun. 21, 2013
Applicant:

Rakuten, Inc., Tokyo, JP;

Inventor:

Yu Hirate, Tokyo, JP;

Assignee:

Rakuten, Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/27 (2006.01); G06F 17/28 (2006.01); G06F 17/21 (2006.01); G10L 15/04 (2013.01); G10L 21/00 (2013.01);
U.S. Cl.
CPC ...
Abstract

A search query of a search word entered by the user is received, the received search queries are stored in accordance with reception order, a preceding search query whose reception order is earlier than that of the received search query is extracted on the basis of a preset search query extracting condition, a preceding search word constructing the extracted preceding search query and a search word constructing the received search query are stored as a character string set, a character string set having the search word which is the same or similar to the preceding search word is extracted in accordance with a preset character string set extraction start condition (S), a character set as a related word is specified from the extracted character string set on the basis of a preset registration condition (S), and the specified character string set is registered as related words into a related-word database (S).


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