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. 28, 2010
Filed:
Feb. 11, 2008
Liwei Ren, Sunnyvale, CA (US);
Shu Huang, San Jose, CA (US);
Fei Huang, Sunnyvale, CA (US);
Yingqiang Lin, Sunnyvale, CA (US);
Liwei Ren, Sunnyvale, CA (US);
Shu Huang, San Jose, CA (US);
Fei Huang, Sunnyvale, CA (US);
Yingqiang Lin, Sunnyvale, CA (US);
Provilla, Inc., Mountain View, CA (US);
Abstract
An automated method of matching an input document to a set of documents from a document repository. A signature database is stored, the signature database including a document identifier and signatures generated by a first signature generator for each of the set of documents. The input document is received and signatures are generated for the input document using a second signature generator, and the signature database is searched using the signatures generated for the input document. The first and second signature generators are configured such that different numbers of signatures are generated for a same document. Other embodiments, aspects and features are also disclosed.