In this paper, we investigate optimal power allocation to achieve perfect secrecy capacity in
Gaussian MIMO wire-tap channels. The number of antennas in the MIMO wire-tap channel is …

MIMO wiretap channel consists of a multiple antenna transmitter, a legitimate multiple
antenna receiver and a multiple antenna eavesdropper. Signaling strategy optimization for …

This paper considers transmit covariance optimization for a multi-input multi-output (MIMO)
Gaussian wiretap channel. Specifically, we aim to maximize the MIMO secrecy capacity by …

This paper considers transmit optimization in multi-input multi-output (MIMO) wiretap
channels, wherein we aim at maximizing the secrecy capacity or rate of an MIMO channel …

To achieve perfect secrecy in a multiple-input multiple-output (MIMO) Gaussian wiretap
channel (WTC), we need to find its secrecy capacity and optimal signaling, which involves …

This paper studies different secrecy rate optimization problems for a multiple-input–multiple-
output (MIMO) secrecy channel. In particular, we consider a scenario where a …

We consider a multiple-input multiple-output (MIMO) Gaussian wiretap channel model,
where there exists a transmitter, a legitimate receiver and an eavesdropper, each node …

In this paper, we consider the problem of power allocation in MIMO wiretap channel for
secrecy in the presence of multiple eavesdroppers. Perfect knowledge of the destination …

We consider a secure transmission including a transmitter, a receiver and an eavesdropper,
each being equipped with multiple antennas. The aim is to develop a low-complexity and …

In this paper, we consider the problem of optimizing the transmit co-variance matrix for a
multiple-input multiple-output (MIMO) Gaussian wiretap channel. The scenario of interest …