Massive multiple input multiple output (MIMO) systems are a promising technology for next
generation wireless communications due to their ability to increase capacity and enhance …

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 …

This paper addresses downlink channel estimation for frequency division duplex multi-user
massive multiple-input multiple-output systems. Suppose that a base station communicates …

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

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 …

In massive multiple-input multiple-output (MIMO) systems, acquisition of the channel state
information at the transmitter side (CSIT) is crucial. In this paper, a practical CSIT estimation …

Channel state information (CSI) is indispensable to fully unleash the great potentials of
massive multiple-input multiple-output (MIMO) systems. In this paper, we propose a pattern …

Massive multiple-input multiple-output (MIMO) is a promising technique for 5G
communications due to its superior spectrum and energy efficiencies. Despite its many …

Channel state information (CSI) is essential in massive multiple-input mulitple-output (MIMO)
systems. However, most of the literature focuses on frequency-flat channel estimation; in a …