Title :
Opportunistic Relaying for Secrecy Communications: Cooperative Jamming vs. Relay Chatting
Author :
Ding, Zhiguo ; Leung, Kin K. ; Goeckel, Dennis L. ; Towsley, Don
Author_Institution :
Sch. of Electr., Electron. & Comput. Eng., Newcastle Univ., Newcastle upon Tyne, UK
fDate :
6/1/2011 12:00:00 AM
Abstract :
In this letter, we study the opportunistic use of relays for secret communications, and propose two transmission schemes that do not require the knowledge of the eavesdropper´s channel state information. Both analytic and numerical results are provided.
Keywords :
cooperative communication; jamming; telecommunication security; communication security; cooperative jamming; opportunistic relaying; relay chatting; transmission schemes; Array signal processing; Communication system security; Interference; Jamming; Relays; Signal to noise ratio; Wireless communication; Information-theoretic security; cooperative jamming; outage probability; relaying chatting;
Journal_Title :
Wireless Communications, IEEE Transactions on
DOI :
10.1109/TWC.2011.040511.101694
