Performance Analysis of Linear Precoding in Massive MIMO Systems With Finite-Alphabet Inputs
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Access"
DOI: 10.1109/access.2019.2925939
Abstract: This paper investigates the performance of linear precoders in massive multiple-input multiple-output (MIMO) systems. Different from the existing research, in this paper, we consider a more realistic scenario, where the input signals are taken from… read more here.
Keywords: finite alphabet; mimo systems; performance; alphabet inputs ... See more keywords
On Optimizing Multicarrier-Low-Density Codebook for GMAC With Finite Alphabet Inputs
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DOI: 10.1109/lcomm.2017.2701801
Abstract: Multicarrier-low-density spreading multiple access (MC-LDSMA) is a novel non-orthogonal multiple access scheme, which exploits a multidimensional codebook based on the sparse spreading technique. In this letter, instead of assuming the ideal Gaussian inputs, we contribute… read more here.
Keywords: alphabet inputs; multicarrier low; low density; codebook ... See more keywords
Analog Beamforming Enabled Multicasting: Finite-Alphabet Inputs and Statistical CSI
Sign Up to like & getrecommendations! Published in 2024 at "IEEE Communications Letters"
DOI: 10.1109/lcomm.2024.3405557
Abstract: The average multicast rate (AMR) is analyzed in a multicast channel utilizing analog beamforming with finite-alphabet inputs, considering statistical channel state information (CSI). New expressions for the AMR are derived for non-cooperative and cooperative multicasting… read more here.
Keywords: analog beamforming; finite alphabet; array gain; alphabet inputs ... See more keywords
Alleviating Secrecy Outage Events via Power Optimization for Finite-Alphabet Inputs
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Wireless Communications Letters"
DOI: 10.1109/lwc.2021.3127956
Abstract: This letter aims at minimizing the total power consumption of security-reliability transmission (SRT) for practical finite-alphabet inputs. To this end, we coercively restrict that the mutual information over the legitimate channel is greater than an… read more here.
Keywords: secrecy outage; outage events; finite alphabet; alphabet inputs ... See more keywords
Resource Allocation for MIMO Full-Duplex Backscatter Assisted Wireless-Powered Communication Network With Finite Alphabet Inputs
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Communications"
DOI: 10.1109/tcomm.2020.3035233
Abstract: With practical finite alphabet inputs, usually the throughput of a practical communication system cannot reach the capacity based on assumption of Gaussian inputs. In this paper, we study the resource allocation strategy for multiple-input multiple-output… read more here.
Keywords: full duplex; finite alphabet; allocation; resource allocation ... See more keywords
Precoder Design for Simultaneous Wireless Information and Power Transfer Systems With Finite-Alphabet Inputs
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2017.2712774
Abstract: Existing research on a simultaneous wireless information and power transfer (SWIPT) system is based on the assumption of Gaussian inputs. However, the optimal design on Gaussian inputs may lead to dramatic performance loss for practical… read more here.
Keywords: information; alphabet inputs; precoder design; power ... See more keywords
Multicell Massive MIMO Multicast Transmission With Finite-Alphabet Inputs
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2019.2917069
Abstract: This paper investigates the precoding design for multicast transmission in multicell massive multiple-input multiple-output (MIMO) systems with finite-alphabet inputs. The users within each cell are interested in common information, and different cells provide distinct information.… read more here.
Keywords: finite alphabet; problem; multicell massive; rate ... See more keywords
Intelligent Reflecting Surface-Aided Covert Wireless Communications With Finite-Alphabet Inputs
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2024.3508819
Abstract: This treatise evaluates the performance improvement attained upon integrating an intelligent reflecting surface (IRS) into covert wireless communications under finite-alphabet inputs. Specifically, we first derive an analytical expression for a lower bound of the achievable… read more here.
Keywords: covert wireless; finite alphabet; intelligent reflecting; reflecting surface ... See more keywords
Reconfigurable Intelligent Surfaces Assisted Multicast Transmissions With Finite-Alphabet Inputs
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2024.3517835
Abstract: Given its ability to intelligently modify the wireless propagation environment, reconfigurable intelligent surface (RIS) emerges as a promising technology to enhance the capacity of multicast systems. This paper analyzes the ergodic rate (ER) of a… read more here.
Keywords: finite alphabet; reconfigurable intelligent; assisted multicast; array gain ... See more keywords