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:
Aug. 19, 2014

Filed:

Dec. 14, 2007
Applicants:

LI Zhang, Sunnyvale, CA (US);

Yuhong Xiong, Mountain View, CA (US);

Wei-chun Wang, Beijing, CN;

Inventors:

Li Zhang, Sunnyvale, CA (US);

Yuhong Xiong, Mountain View, CA (US);

Wei-Chun Wang, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 7/00 (2006.01); G06F 17/30 (2006.01);
U.S. Cl.
CPC ...
G06F 17/30985 (2013.01); G06F 17/30702 (2013.01);
Abstract

Systems and methods for extracting phrases from text are disclosed. In an exemplary embodiment, a method may include preprocessing desired phrases into at least one phrase indexing data structure for efficient matching. The method may also include scanning text to construct a hash table including keys and corresponding entries. The method may also include locating suffix trie trees for each word in the hash table. The method may also include matching each position in the hash table against the suffix trie trees, and outputting phrases matched in the scanned text.


Find Patent Forward Citations

Zhang, Li. (2014). Systems and methods for extracting phases from text (U.S. Patent No. 8812508). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8812508

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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