User-segregation based channel estimation in the MIMO system

RK Patra, MH Kumar, K Srinivas, PC Sekhar… - Physical …, 2023 - Elsevier
In a multi-user multi-cell massive Multiple Input Multiple Output (MIMO) system, pilot
contamination is a challenge of channel estimation. Traditional channel gain estimation …

Mitigating pilot contamination in Rician faded massive MIMO 5G systems using enhanced zero forcing precoding and ring partitioning

S Deshpande, P Sharma, M Aggarwal, S Ahuja - Physical Communication, 2021 - Elsevier
In this paper, pilot contamination, in massive multiple-input multiple-output (MIMO) system is
reduced to a significant extent by using base station (BS) rotation, user (UE) scheduling and …

Beamforming with 2D-AOA estimation for pilot contamination reduction in massive MIMO

E Ali, M Ismail, R Nordin, NF Abdulah - Telecommunication Systems, 2019 - Springer
The upcoming fifth-generation wireless mobile systems are projected to be commercialized
in the year 2020 and are set to play the main role in massive multiple input-multiple output …

Intercarrier interference analysis for massive MIMO fractional Fourier transform‐OFDM systems over time‐varying channels

T Chawla, A Kansal - International Journal of Communication …, 2020 - Wiley Online Library
Massive multiple‐input multiple‐output orthogonal frequency division multiplexing (MIMO‐
OFDM) system is an approach to increase data rate and spectral efficiency of 5G wireless …

Two dimension angle of arrival-based precoding for pilot contamination reduction in multi-cell massive MIMO systems

E Ali, M Ismail, NF Abdullah, R Nordin, M Balfaqih… - Wireless …, 2020 - Springer
This paper proposes a new precoding approach that utilizes two-dimension (2D) Angle of
Arrival (AOA) based precoding (beamforming) approach for multi-cell massive Multiple Input …

Pilot decontamination using coordinated wiener predictor in massive-MIMO system

MH Mazlan, E Ali, AM Ramly, R Nordin, M Ismail… - IEEE …, 2018 - ieeexplore.ieee.org
The massive multiple-input-multiple-output (MIMO) technology relies on many antennas at
base stations to offer high throughput to meet 5G network requirements. However, each …

Fractional sequential likelihood ascent search detector for interference cancelation in massive MIMO systems in 5G technology

AV Kulkarni, R Menon, PH Kulkarni - International Journal of …, 2021 - Taylor & Francis
Interference is considered as the major problem in the next-generation wireless systems to
attain higher throughput. The conventional interference cancelation techniques attain a …

Hybrid optimization-based pilot scheduling for reducing pilot contamination in massive MIMO systems

A Pradeep Kumar, T Srinivasulu - International Journal of Wavelets …, 2020 - World Scientific
Massive multiple-input multiple-output (MIMO) is an emerging technology used in next-
generation cellular networks. The major challenge in the massive MIMO system is the pilot …

Channel estimation of mmWave Massive MIMO System using multi cell-based Pilot allocation protocol integrated with deep neural network

T Kanaparthi, RS Yarrabothu - 2023 IEEE Wireless Antenna …, 2023 - ieeexplore.ieee.org
Massive MIMO has been demonstrated to be effective in 5G networks (multiple-input
multiple-output) is an advanced method. Massive MIMO systems use cellular BS (Base …

[PDF][PDF] A Novel Adaptive Channel Allocation Scheme for Multi-Cell Massive MIMO Systems.

SD Bawage, M Shivkumar - … Journal of Intelligent Engineering & Systems, 2021 - inass.org
Massive Multi-In-Multi-Out (MIMO) is a promising and popular technique in wireless
communication systems, which is used to deliver high reliability, spectral efficiency to …