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Ribhu
Ribhu
Assistant Professor at Department of Electronics and Electrical Engineering, IIT Guwahati
Verified email at iitg.ernet.in - Homepage
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Cited by
Year
Outage probability analysis of IRS-assisted systems under spatially correlated channels
T Van Chien, AK Papazafeiropoulos, LT Tu, R Chopra, S Chatzinotas, ...
IEEE Wireless Communications Letters 10 (8), 1815-1819, 2021
902021
Performance analysis of FDD massive MIMO systems under channel aging
R Chopra, CR Murthy, HA Suraweera, EG Larsson
IEEE Transactions on Wireless Communications 17 (2), 1094-1108, 2017
722017
On the throughput of large MIMO beamforming systems with channel aging
R Chopra, CR Murthy, HA Suraweera
IEEE Signal Processing Letters 23 (11), 1523-1527, 2016
372016
Blind channel estimation for downlink massive MIMO systems with imperfect channel reciprocity
R Chopra, CR Murthy, HA Suraweera, EG Larsson
IEEE Transactions on Signal Processing 68, 3132-3145, 2020
232020
Can dynamic TDD enabled half-duplex cell-free massive MIMO outperform full-duplex cellular massive MIMO?
A Chowdhury, R Chopra, CR Murthy
IEEE Transactions on Communications 70 (7), 4867-4883, 2022
222022
Stochastic resonance in two coupled fractional oscillators with potential and coupling parameters subjected to quadratic asymmetric dichotomous noise
P Batra, R Chopra
Physica A: Statistical Mechanics and its Applications 561, 125148, 2021
222021
Uplink performance analysis of cell-free mMIMO systems under channel aging
R Chopra, CR Murthy, AK Papazafeiropoulos
IEEE Communications Letters 25 (7), 2206-2210, 2021
212021
Fuzzy rule-based image exposure level estimation and adaptive gamma correction for contrast enhancement in dark images
A Khunteta, D Ghosh
2012 IEEE 11th international conference on signal processing 1, 667-672, 2012
212012
Physical layer security in wireless sensor networks using distributed co-phasing
R Chopra, CR Murthy, R Annavajjala
IEEE Transactions on Information Forensics and Security 14 (10), 2662-2675, 2019
172019
Spectrum sensing for cognitive radios based on space-time FRESH filtering
R Chopra, D Ghosh, DK Mehra
IEEE Transactions on Wireless Communications 13 (7), 3903-3913, 2014
172014
Analysis of nonorthogonal training in massive MIMO under channel aging with SIC receivers
R Chopra, CR Murthy, HA Suraweera, EG Larsson
IEEE Signal Processing Letters 26 (2), 282-286, 2019
162019
Performance analysis of cell-free massive MIMO systems in LoS/NLoS channels
S Mukherjee, R Chopra
IEEE Transactions on Vehicular Technology 71 (6), 6410-6423, 2022
152022
Data aided MSE-optimal time varying channel tracking in massive MIMO systems
R Chopra, CR Murthy
IEEE Transactions on Signal Processing 69, 4219-4233, 2021
132021
Training for massive MIMO systems with non-identically aging user channels
S Ghosh, R Chopra
Physical Communication 35, 100710, 2019
122019
Statistical tests for detecting granger causality
R Chopra, CR Murthy, G Rangarajan
IEEE Transactions on Signal Processing 66 (22), 5803-5816, 2018
102018
Dictionary design for sparse signal representations using K-SVD with sparse bayesian learning
D Ghosh
2012 IEEE 11th International Conference on Signal Processing 1, 21-25, 2012
102012
FRESH filter-based spectrum sensing in the presence of cyclic frequency offset
R Chopra, D Ghosh, DK Mehra
IEEE Wireless Communications Letters 5 (2), 124-127, 2015
72015
On the achievable rates of full-duplex massive MIMO systems under channel aging
A Chowdhury, R Chopra, CR Murthy, HA Suraweera
2019 IEEE 20th International Workshop on Signal Processing Advances in …, 2019
62019
Spectrum sensing for OFDM signals using pilot induced cyclostationarity in the presence of cyclic frequency offset
R Chopra, D Ghosh, DK Mehra
Physical Communication 24, 182-194, 2017
62017
Multistream distributed cophasing
R Chopra, CR Murthy, R Annavajjala
IEEE Transactions on Signal Processing 65 (4), 1042-1057, 2016
62016
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