… In [6], a sparse channel estimation scheme was proposed to acquire CSI with significantly
re… correlation of massive MIMO channels, this paper proposes an adaptive channel estimation …

… sparse representation of massive MIMO channel … sparse pattern of the UL and DL channels.
In [33], by exploiting the reciprocity of the scattering function between UL and DL channels, …

… , whereby massive multiple-input multiple-output (MIMO) … propagation loss typically in
mmWave channels [2]. However, it is … on channel estimation for mmWave massive MIMO systems …

… the sparse channel estimation for mmWave massive MIMO … multiuser channel estimation as
several sparse recovery … (RMMP) algorithm for sparse channel estimation. Compared to the …

… sparse estimation framework for massive MIMO channel estimation. The framework can be
used to design appropriate algorithms exploiting the sparse nature of massive MIMO channel …

… However, the impact of channel sparsity has rarely been investigated. In this paper, we
investigate secure massive MIMO communications over spatially sparse mm-Wave channels and …

… the sparse clustered structure in the virtual angular domain of a conventional massive
MIMO-OFDM … In this paper, to fully exploit the sparse 3-D clustered structure exhibited in the virtual …

… to frequency-selective channel [7]. In more details, this research work presents quantized
feedback-based algorithms for partially joint channel estimation in massive MIMO systems, …

… of sparse property for 3-D massive MIMO channel reveals that there exists two kinds of
sparse structures in beam-domain channel … Based on this property, a novel structured sparse …

… The current work, instead, considers a joint recovery of the clustered sparse … channel
estimation problem of massive MIMO. Our numerical results illustrate that such joint sparse channel …