The pilot overhead provides fundamental limits on the performance of massive multiple-
input multiple-output (MIMO) systems. This is because the performance of such systems is …

Massive MIMO (multiple-input-multiple-output) is one of the key technologies of 5G mobile
cellular networks, which can form a huge antenna array by providing a large number of …

While massive MIMO obtains a great advantage over traditional MIMO, the overwhelming
pilot overhead becomes a challenging problem in channel estimation. Different schemes …

Massive multiple input multiple output (MIMO) is a promising technology for the next
generation communication system to increase data rate and throughput. To fully enhance …

The sparse channel estimation which sufficiently exploits the inherent sparsity of wireless
channels, is capable of improving the channel estimation performance with less pilot …

Downlink channel estimation with low pilot overhead is an important and challenging
problem in massive multiple‐input–multiple‐output (MIMO) systems due to the substantially …

Massive multi-input multi-output (MIMO) has been regarded as one of the key technologies
for fifth generation (5G) mobile communication systems, as it can significantly enhance the …

Precise channel state information (CSI) is essential for the massive multiple-input multiple-
output (MIMO) system to achieve high spectrum and energy efficiency performance in the …

Massive multiple‐input multiple‐output (MIMO) is believed to be a key technology to get
1000x data rates in wireless communication systems. Massive MIMO occupies a large …

Massive MIMO has become a promising key technology for future 5G wireless
communications to increase the channel capacity and link reliability. However, with greatly …