… 3 Proposed relay selection scheme In this section, the proposed relay selection scheme
is provided. The object of this scheme is to select the node R that maximises the achieved …

… selection and optimal antenna selection schemes are obtained and compared with the
traditional space-time transmission scheme… for all the TAS schemes with fixed power allocation is …

… antenna selection scheme, and we show that unlike the case where all antennas are used,
under certain conditions the cooperative jamming scheme with antenna selection provides a …

… scheme, the best potential relay gets selected according to its secrecy rate. We also study
the performance of the three relay selection schemes … rate of three selection schemes. These …

… the establishment of secure communication links between … selection at the Alice; 3) no
channel state information at the transmitter; 4) fixed Wyner codes; and 5) guarantee of secure …

… In Section II, we describe secure SM system model and give a … the conventional EDAS
scheme to secure SM systems in … , we will present three TAS schemes for secure SM systems. …

… In this paper, a relay selection scheme with AN is proposed, which selects the optimal relay
… by the selected relay nodes to confuse the eavesdropper. Relay selection scheme based on …

… In this paper, we proposed relay selection schemes for a CR network consisting of a ST, a
SD and multiple SRs communicating in the presence of an eavesdropper. We examined the …

… based selection schemes, we show that jamming is not always beneficial … security. According
to this observation, a switching scheme between jamming and non-jamming relay selection …

… propose a secure cooperative communication scheme which uses physical layer security, and
… In addition, we propose mode selection and optimization algorithms to improve security of …