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cs.IT2013★ 97 cited
Enhancing Secrecy with Multi-Antenna Transmission in Wireless Ad Hoc Networks
Xi Zhang, Xiangyun Zhou, Matthew R. McKay
We study physical-layer security in wireless ad hoc networks and investigate two types of multi-antenna transmission schemes for providing secrecy enhancements. To establish secure…
cs.IT2013
On the Design of Artificial-Noise-Aided Secure Multi-Antenna Transmission in Slow Fading Channels
Xi Zhang, Xiangyun Zhou, Matthew R. McKay
In this paper, we investigate the design of artificial-noise-aided secure multi-antenna transmission in slow fading channels. The primary design concerns include the transmit power…