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:
Dec. 29, 2009
Zhiqiang Du, Shaanxi, CN;
Jun Cao, Shaanxi, CN;
Manxia Tie, Shaanxi, CN;
LI GE, Shaanxi, CN;
Zhenhai Huang, Shaanxi, CN;
Zhiqiang Du, Shaanxi, CN;
Jun Cao, Shaanxi, CN;
Manxia Tie, Shaanxi, CN;
Li Ge, Shaanxi, CN;
Zhenhai Huang, Shaanxi, CN;
China Iwncomm Co., Ltd., Xi'an, CN;
Abstract
A method for combining authentication and secret keys management mechanism in a sensor network includes the following steps: 1) pre-distribution of the secret key, which includes 1.1) the pre-distribution of the communication secret key and 1.2) the pre-distribution of the initial broadcast message authentication secret key; 2) authentication, which includes 2.1) the authentication of the node identity and 2.2) the authentication of the broadcast message; and 3) negotiation of the session secret key by the nodes.