… relays on the degrees of freedom (DoF) of the X channel and the interference channel when
the transmitters are blind … In particular, it is shown that adding relay nodes with global CSI to …

… Abstract—This paper investigates the impact of half-duplex relays on the … X channel when
the transmitters are blind in the sense that no channel state information (CSI) at the transmitter (…

… relay channel (IRC) with transmitters and relays having no and global channel state information
(CSI), respectively, a minimum sum mean squared error (MSMSE) based relay precoder …

… relay. In particular, we focus on the limited channel knowledge case in which each transmitter
… from the transmitters to itself, referred to as local CSI at the receiver (CSIR). But, the shared …

… estimation errors were considered in [17], where it was shown that methods that suppress
SI while maximizing SIR at the relay transmitter and receiver provide better channel …

… are often caused by the movement of the transmitter and the receiver or environmental …
blind detectors for nonreciprocal channels, whereby the channels from a source node to the relay …

… Studies on blind detection for non-reciprocal or asymmetric two-way relay channels seems
… are often caused by the movement of the transmitter and the receiver or environmental …

… the channel by using training symbols known to both the transmitter and receiver, or blind [4]
… It has been stated in [5], [6], [7] that training-based channel estimation approaches achieve …

… cially for slow fading channels. In this paper, we develop blind channel estimation algorithm
for … for the blind channel estimation when multiple transmitter antennas are used [11]. Define …

… for blind channel, timing and carrier offset estimation in a DF cooperative system with one
source, M relays and … to the relay transmitters involving block interleaving to allow blind source …