Channel state information (CSI) at the base station (BS) is required to fully exploit the
advantages of massive MIMO. However, due to massive BS antennas, the estimation and …

Accurate channel state information (CSI) is essential to realize the potential advantages of
massive MIMO. However, the overhead required by conventional channel estimation and …

To fully exploit both multiplexing gain and array gain of massive multiple-input-
multipleoutput (MIMO), the channel state information must be obtained accurately at …

To fully exploit the spatial multiplexing gains and array gains of massive multiple-input-
multiple-output (MIMO), the channel state information must be obtained accurately at the …

Massive multiple-input multiple-output (MIMO) is widely recognized as a promising
technology for future 5G wireless communication systems. To achieve the theoretical …

Massive multiple input multiple output (MIMO) is a promising technology that can enhance
the wireless communication capacity due to increased degrees of freedom. To fully utilize …

This paper proposes a spatially common sparsity based adaptive channel estimation and
feedback scheme for frequency division duplex based massive multi-input multi-output …

We consider channel estimation for massive multiple-input multiple-output (MIMO) systems
operating in frequency division duplexing (FDD) mode. By exploiting the sparsity of …

Massive MIMO is a promising technique to provide unprecedented spectral efficiency.
However, it has been well recognized that huge training overhead for obtaining channel …

Exploiting the full benefits of massive multiple input multiple output (MIMO) technology can
be directly affected by the efficiency of the channel state information (CSI) estimation. This …