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:
Oct. 29, 2013
Filed:
Nov. 27, 2008
Yimu HU, Shenzhen, CN;
Yimu Hu, Shenzhen, CN;
ZTE Corporation, , CN;
Abstract
A method and a system for authenticating a mobile terminal, and the method comprises: the mobile terminal using a pre-set password P to decrypt a key A stored in a subscriber information file to obtain a key Ki which is used in authentication; in a process of authentication, the mobile terminal using the key Ki and a random number sent by a network side to generate encrypted authentication response data, and sending the encrypted authentication response data to the network side; and the network side verifying the encrypted authentication response data sent by the mobile terminal, and returning an authentication success acknowledgement to the mobile terminal after the verification succeeds; wherein the subscriber information file is stored in a local memory of the mobile terminal, or a mobile memory device connected with the mobile terminal.