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:
Mar. 25, 2014
Filed:
Oct. 13, 2009
Applicants:
Hui LI, Shanghai, CN;
Jin Qu, Shanghai, CN;
Assignee:
Koninklijke Philips N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2013.01); H04L 9/32 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides a method and apparatus for pseudonym generation and authentication. The method comprises the steps of: transmitting a user identity IDto a Personal Identity Manager (PIM); receiving a set of public parameters and a prime pseudonym Pcorresponding to the ID user from the PIM; and selecting at least two random parameters, and generating a sub-pseudonym Pwith the at least two random numbers, the set of public parameters, and the prime pseudonym P.