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. 07, 2019
Filed:
Oct. 23, 2015
Applicant:
Huawei International Pte. Ltd., Singapore, SG;
Inventor:
Tsz Hon Yuen, Singapore, SG;
Assignee:
HUAWEI INTERNATIONAL PTE. LTD., Singapore, SG;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 17/30 (2006.01); G06F 21/60 (2013.01); G06F 21/62 (2013.01);
U.S. Cl.
CPC ...
G06F 17/30477 (2013.01); G06F 17/30336 (2013.01); G06F 21/602 (2013.01); G06F 21/6227 (2013.01);
Abstract
A system and method for searching a symmetrically encrypted database for conjunctive keywords is provided. More particularly, the system and method provides means for searching a symmetrically encrypted database for conjunctive keywords by utilizing an encrypted index table and a Bloom filter. The encrypted index table contains encrypted keywords and their associated index pairs while the Bloom filter contains elements that represent encrypted identity-keyword pairs of the database.