Likelihood ascent search‐aided low complexity improved performance massive MIMO detection in perfect and imperfect channel state information

S Chakraborty, NB Sinha, M Mitra - International Journal of …, 2022 - Wiley Online Library
Massive multiple‐input multiple‐output (MIMO) systems improve spectral efficiency and link
reliability. Linear minimum mean‐squared error (MMSE) detectors can achieve optimal …

[PDF][PDF] Design of Massive Multiuser MIMO System to Mitigate Inter Antenna Interference and Multiuser Interference in 5G Wireless Networks.

NR Challa, KP Bagadi - J. Commun., 2020 - jocm.us
Massive Multi-user Multiple Input Multiple Output (MU‒MIMO) system is aimed to improve
throughput and spectral efficiency in 5G communication networks. Interantenna Interference …

Design of near‐optimal local likelihood search‐based detection algorithm for coded large‐scale MU‐MIMO system

NR Challa, K Bagadi - International Journal of Communication …, 2020 - Wiley Online Library
Massive multiuser multiple input multiple output (MU‐MIMO) system is aimed to improve
throughput and spectral efficiency through a large number of antennas incorporated at the …

Enhancing Performance of Massive MU-MIMO System with LR-RTS: A Low-Complexity Detection Algorithm

K Bagadi, V Annepu, NR Challa, F Benedetto… - IEEE …, 2024 - ieeexplore.ieee.org
In recent years, the deployment of massive multiuser multiple-input multiple-output (MU-
MIMO) systems with hundreds or even thousands of antennas at the enhanced-mobile …

Sequential likelihood ascent search detector for massive MIMO systems

GMF Silva, JC Marinello Filho, T Abrão - AEU-International Journal of …, 2018 - Elsevier
In this paper, we have analyzed the performance-complexity tradeoff of a selective likelihood
ascent search (LAS) algorithm initialized by a linear detector, such as matched filtering (MF) …

Likelihood ascent search detection for coded massive MU-MIMO systems to mitigate IAI and MUI

NR Challa, K Bagadi - Radioelectronics and Communications Systems, 2020 - Springer
The main aim of massive multiuser multiple-input multiple-output (MU-MIMO) system is to
improve the throughput and spectral efficiency in 5G wireless networks. The performance of …

Efficient hybrid Neumann series based MMSE assisted detection for 5G and beyond massive MIMO systems

K Khurshid, M Imran, AA Khan, I Rashid… - IET …, 2020 - Wiley Online Library
Massive multiple‐input multiple‐output (M‐MIMO) is one of the cutting edge technologies
that provides significant improvement in throughput, coverage and spectral efficiency. The …

Low complexity, pairwise layered Tabu search for large scale MIMO detection

S Chakraborty, NB Sinha, M Mitra - Wireless Personal Communications, 2023 - Springer
This paper presents a low complexity pairwise layered tabu search based detection
algorithm for a large-scale multiple-input multiple-output system. The proposed algorithm …

Probabilistic Searching for MIMO Detection Based on Lattice Gaussian Distribution

Z Wang, C Ling, S Jin, Y Huang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this paper, a deterministic sampling decoding strategy for multiple-input multiple output
(MIMO) systems is studied, which performs probabilistic searching according to a probability …

Performance analysis of hardware impairment aware MMSE receiver with channel and CFO estimation error statistics for a large MIMO-OFDM system

AK Dutta - IEEE Transactions on Vehicular Technology, 2019 - ieeexplore.ieee.org
In this treatise, we conceive a hardware impairment aware receiver design of a large
multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) …