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.
Patent No.:
Date of Patent:
May. 15, 2012
Filed:
Jul. 03, 2008
Qiangze Feng, Beijing, CN;
Hongwei Qi, Beijing, CN;
Toshikazu Fukushima, Beijing, CN;
Bangyong Liang, Beijing, CN;
Xin Meng, Beijing, CN;
Yuguang Liu, Beijing, CN;
Qiangze Feng, Beijing, CN;
Hongwei Qi, Beijing, CN;
Toshikazu Fukushima, Beijing, CN;
Bangyong Liang, Beijing, CN;
Xin Meng, Beijing, CN;
Yuguang Liu, Beijing, CN;
NEC (China) Co., Ltd., Beijing, CN;
Abstract
The present invention provides an apparatus for expanding a query requirement, comprising: a query requirement understanding device which generates an explicit query requirement according to a user query request; and a query requirement expanding device which generates an implicit query requirement associated with the explicit query requirement. The query requirement understanding device generates an explicit query requirement including a query concept and a question type by searching a knowledge base and a language base, and the query requirement expanding device generates an implicit query requirement including a query concept and a question type by searching the knowledge base, the language base and a relevancy database. The present invention further provides a method for expanding a query requirement. The apparatus and method for expanding a query requirement according to the present invention can facilitate a user's query and provide the user with an accurate, comprehensive query answer.