Sentence examples for from the eavesdropper from inspiring English sources
Tell-tale signs include a familiar "ding" when the receiver is replaced, and occasional bored sighs from the eavesdropper.
All messages are to be kept secret from the eavesdropper.
The data transmission from S to D can only be done with the help of relays, with the possible wiretap from the eavesdropper.
The message must also be kept secret from the eavesdropper at the relay node, who can infer the value of based on the following knowledges available to it.
The simulation results show that the majority of macro-user equipments enjoy a fivefold increment in average secrecy rate and that the friendly jammer scheme effectively protects the macro-users from the eavesdropper.
From the eavesdroppers's point of view, the opportunistically selected single best user along with optimum TAS scheme appears to be a random strategy, as the main channel between Bob and Alice and the wiretap channel between eavesdroppers and Alice are uncorrelated.
Since no pilot signal is sent from the transmitter, the eavesdropper would be deprived of estimating the channel from the transmitter to itself prior to receiving the data symbols, and would be forced to estimate the channel using blind estimation.
On the contrary, the optimal scheduling is designed by assuming that the CSI of the main link and wiretap link (spanning from users to the eavesdropper) are available.
Results proved, as shown in Figure 1, that by reducing the original separation from the transmitter, the eavesdropper can achieve a radical decrease in.
The solid and dash lines in Figure 1 represent the main links (one from the source via the relay to the destination and the other from the source directly to the destination) and wiretap links (from the source and from the relay to the eavesdropper), respectively.
where and are the channel gains from the source to the eavesdropper in the two orthogonal channels, is the channel gain from the relay to the eavesdropper, and are zero-mean unit variance Gaussian random variables assumed to be independent of the source and relay signals, and (10).
