Massive MIMO systems are being incorporated in 5G wireless networks owing to its high
spectral efficiency. In order to achieve this efficiency, we require accurate Channel State …

In this work, a new methodology for estimation of channel state information (CSI) is
presented dependent upon the idea of Least Mean Square (LMS). The strategy is formed to …

One of the key ideas for reducing downlink channel acquisition overhead for FDD massive
MIMO systems is to exploit a combination of two assumptions:(i) the dimension of channel …

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

This paper mainly elaborates the studies of channel estimation and downlink data
transmission in Massive MIMO. As there are different types of interference in single-cell and …

This paper investigates downlink channel estimation in massive multiple-input multiple-
output (MIMO) systems. To reduce the overhead of downlink channel estimation and uplink …

Massive multiple input multiple output (MIMO) transmission and coordinated multipoint
transmission are candidate technologies for increasing data throughput in evolving 5G …

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 …

Efficient downlink channel state information acquisition at the base station is crucial to
achieve the potential gains of FDD massive MIMO systems. Conventional approaches for …

Channel state information (CSI) feedback in massive MIMO systems is too large due to large
pilot overhead. It is due to the large channel matrix dimension which depends on the …