… In this paper, we study the DoF of the circular multi-relay multiple-input multiple-output
interference channel from both the achievable DoF and converse analysis aspects. We assume …

… Particularly, by letting L = 1, the considered MIMO mRC reduces to the MIMO Y channel
in [12]–[16]. In this regard, the derived achievable DoF in this paper agrees with the DoF …

… the M-user half-duplex relay networks have M DOF, ie their sum … to denote the achievable
sum rate, we define the achievable … source-relay, relay-relay, and relay-destination channels is …

… of the network, our aim here is to characterize the achievable DoF region as well. We … the
DoF region of a general MIMO Y channel. We expand the range of achievable DoF beyond that …

… scheme and obtain different sum-DoF gains (inner bound) … the achievable sum-DoF values
for different antenna configurations at the relay node for the MIMO relay interference channels…

… DoF of the K-pair (2K users) two-way relay MIMO interference channel where each user has
M antennas and the relay … Thus, the DoF value per user, d = N/5, should still be achievable. …

… By comparing with one-way relaying in terms of the normalized DOF, we … achievable DOF
for a three-user Y channel and showed that the optimal DOF can be achieved when the relay …

… and backward relay channels is orthogonal with the rest channels. In this paper, the achievable
… Degrees of freedom (DOF) is the approximation of the channel capacity in the high SNR …

… Recently in [9] Yuan et al. showed an achievable DoF result of the 4-user MIMO Y channel
defined in this work, essentially based on the idea of inter-pair signal subspace alignment in [8…

… above new techniques, we derive an achievable DoF of the symmetric multi-relay MIMO Y
… In this paper, an achievable DoF of the symmetric multirelay MIMO Y channel is derived by …