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:
Dec. 08, 2020
Filed:
Jan. 07, 2016
Alibaba Group Holding Limited, Grand Cayman, KY;
Jiexiong Wang, Guangdong, CN;
Yang Yang, Guangdong, CN;
Weijun Fu, Guangdong, CN;
Yining Chen, Guangdong, CN;
Alibaba Group Holding Limited, Grand Cayman, KY;
Abstract
An information query method and device. The method comprises: converting a query text in a natural language entered by a user, into a structured statement in an abstract query language; converting the statement in an abstract query language into a basic query statement or multiple iterated basic query statements (S); and for a prepared database, performing query operations according to the basic query statement or the multiple iterated basic statements. Intentional analysis can be performed firstly on query texts in a natural language entered by a user to filter out a text requiring no query, a query text meeting the intention is converted into a statement in a abstract query language, then the statement in the abstract query language is converted into a basic query statement or multiple iterated basic query statements, most query intentions can be covered, complex logical and reasoning query can be achieved, and query results can be returned conveniently.