Physical Layer Security in Wireless Communication
Bin Yang · Xinxi wangluo anquan · 2012
Security is one of the key issues in wireless communication. It is critical to send confidential data to legitimate user rather than intruders in an open space. In recent years, physical layer security attracts much research interest. This article offers a tutorial on several new methods to ensure security at physical layer in wireless communication. The introduction includes several aspects, from the theoretical base of the physical layer security, secure code design, cooperative jamming, to secret key generation, and comparing of the different techniques. Finally we make a view on the future works in this area.