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:
Jun. 16, 2009
Filed:
Jun. 26, 2006
Yun Fu, Sunnyvale, CA (US);
Zhichen Xu, San Jose, CA (US);
Jianchang Mao, San Jose, CA (US);
Yahoo! Inc., Sunnyvale, CA (US);
Abstract
Methods, systems, and machine-readable media are disclosed for searching a corpus of information by utilizing a Bloom filter for caching query results. According to one aspect of the present invention, a method of caching information from a corpus of information can include populating one or more Bloom filters with a plurality of bits representative of information in the corpus of information. A search request can be received identifying requested information from the corpus of information. One or more bits in the filter(s) associated with the requested information can be checked and the requested information can be retrieved from the corpus of information based on results of said checking. Furthermore, the filter(s) can be used to determine which information to make available to a particular user in a system where certain information is associated with or access is limited to certain users or groups of users.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile