Ribhu Chopra

Publication Activity (10 Years)

Years Active: 2013-2024
Publications (10 Years): 40

Top Topics

Multiple Input Multiple Output

Communication Systems

Spatially Correlated

Top Venues

IEEE Trans. Signal Process.

IEEE Commun. Lett.

Publications

Ashish Pratap Singh, Ribhu Chopra
PSA based power control for cell-free massive MIMO under LoS/NLoS channels. Phys. Commun. 64 (2024)
Aparna Mishra, Ribhu Chopra
MIMO Radars and Massive MIMO Communication Systems Can Coexist. IEEE Trans. Veh. Technol. 73 (5) (2024)
Aparna Mishra, Ribhu Chopra, Bhavani Shankar M. R.
On the Coexistence of Multi-Static Tracking Radars with Cell Free Massive MIMO. NCC (2024)
Sai Manikanta Rishi Rani, Ribhu Chopra, Kumar Appaiah
Statistical beamforming for cell free massive MIMO under mixed LoS/ NLoS channels. Phys. Commun. 62 (2024)
Naresh Kolla, Kumar Appaiah, Ribhu Chopra
Efficient Parameterized Precoder Tracking in Slowly Time-Varying MIMO Channels. IEEE Commun. Lett. 27 (1) (2023)
Abhinav Anand, Chandra R. Murthy, Ribhu Chopra
Impact of mobility on the downlink performance of cell-free massive MIMO systems. Phys. Commun. 61 (2023)
Sai Manikanta Rishi Rani, Ribhu Chopra, Kumar Appaiah
How much Training is Needed in Downlink Cell-Free mMIMO under LoS/NLoS channels? CoRR (2023)
Ashish Pratap Singh, Ribhu Chopra
PSA Based Power Control for Cell-Free Massive MIMO under LoS/NLoS Channels. CoRR (2023)
Aparna Mishra, Ribhu Chopra
MIMO Radars and Massive MIMO Communication Systems can Coexist. CoRR (2023)
Irina Merin Baby, Kumar Appaiah, Ribhu Chopra
Optimal Channel Tracking and Power Allocation for Time Varying FDD Massive MIMO Systems. IEEE Trans. Commun. 70 (2) (2022)
Anubhab Chowdhury, Chandra R. Murthy, Ribhu Chopra
Dynamic TDD Enabled Distributed Antenna Array Massive MIMO System. SAM (2022)
Anubhab Chowdhury, Ribhu Chopra, Chandra R. Murthy
Can Dynamic TDD Enabled Half-Duplex Cell-Free Massive MIMO Outperform Full-Duplex Cellular Massive MIMO? IEEE Trans. Commun. 70 (7) (2022)
Anubhab Chowdhury, Pradip Sasmal, Chandra R. Murthy, Ribhu Chopra
On the Performance of Distributed Antenna Array Systems With Quasi-Orthogonal Pilots. IEEE Trans. Veh. Technol. 71 (3) (2022)
Sudarshan Mukherjee, Ribhu Chopra
Performance Analysis of Cell-Free Massive MIMO Systems in LoS/ NLoS Channels. IEEE Trans. Veh. Technol. 71 (6) (2022)
Abhinav Anand, Chandra R. Murthy, Ribhu Chopra
Impact of Mobility on Downlink Cell-Free Massive MIMO Systems. CoRR (2022)
Ribhu Chopra, Chandra R. Murthy
Data Aided MSE-Optimal Time Varying Channel Tracking in Massive MIMO Systems. IEEE Trans. Signal Process. 69 (2021)
Achal Dave, Sachit Kuhar, Ribhu Chopra
Deep Learning Based Semi-Blind Tracking for Aging Wireless Communication Channels. Wirel. Pers. Commun. 119 (3) (2021)
Ribhu Chopra, Chandra R. Murthy, Anastasios K. Papazafeiropoulos
Uplink Performance Analysis of Cell-Free mMIMO Systems under Channel Aging. CoRR (2021)
Anubhab Chowdhury, Ribhu Chopra, Chandra R. Murthy
Can Dynamic TDD Enabled Half-Duplex Cell-Free Massive MIMO Outperform Full-Duplex Cellular Massive MIMO? CoRR (2021)
Ribhu Chopra, Chandra R. Murthy, Anastasios K. Papazafeiropoulos
Uplink Performance Analysis of Cell-Free mMIMO Systems Under Channel Aging. IEEE Commun. Lett. 25 (7) (2021)
Trinh Van Chien, Anastasios K. Papazafeiropoulos, Lam-Thanh Tu, Ribhu Chopra, Symeon Chatzinotas, Björn E. Ottersten
Outage Probability Analysis of IRS-Assisted Systems Under Spatially Correlated Channels. CoRR (2021)
Trinh Van Chien, Anastasios K. Papazafeiropoulos, Lam-Thanh Tu, Ribhu Chopra, Symeon Chatzinotas, Björn E. Ottersten
Outage Probability Analysis of IRS-Assisted Systems Under Spatially Correlated Channels. IEEE Wirel. Commun. Lett. 10 (8) (2021)
Soumendu Ghosh, Ribhu Chopra
Downlink Pilots for Hybrid Massive MIMO Under Reciprocity Imperfections. IEEE Commun. Lett. 24 (10) (2020)
Anubhab Chowdhury, Ribhu Chopra
Frame Structures for Massive MIMO Communications Under Channel Aging. Wirel. Pers. Commun. 111 (4) (2020)
Ribhu Chopra, Chandra R. Murthy, Himal A. Suraweera, Erik G. Larsson
Blind Channel Estimation for Downlink Massive MIMO Systems With Imperfect Channel Reciprocity. IEEE Trans. Signal Process. 68 (2020)
Sudarshan Mukherjee, Ribhu Chopra
Performance Analysis of Cell Free Massive MIMO systems in LoS/ NLoS Channels. CoRR (2020)
Ribhu Chopra, Chandra R. Murthy, Ramesh Annavajjala
Physical Layer Security in Wireless Sensor Networks Using Distributed Co-Phasing. IEEE Trans. Inf. Forensics Secur. 14 (10) (2019)
Ribhu Chopra, Chandra R. Murthy, Himal A. Suraweera, Erik G. Larsson
Analysis of Nonorthogonal Training in Massive MIMO Under Channel Aging With SIC Receivers. IEEE Signal Process. Lett. 26 (2) (2019)
Anubhab Chowdhury, Ribhu Chopra, Chandra R. Murthy, Himal A. Suraweera
On the Achievable Rates of Full-Duplex Massive MIMO Systems Under Channel Aging. SPAWC (2019)
Soumendu Ghosh, Ribhu Chopra
Training for massive MIMO systems with non-identically aging user channels. Phys. Commun. 35 (2019)
Ribhu Chopra
Uplink Training for Massive MIMO Systems Under Channel Aging. SPCOM (2018)
Ribhu Chopra, Chandra R. Murthy, Himal A. Suraweera, Erik G. Larsson
Performance Analysis of FDD Massive MIMO Systems Under Channel Aging. IEEE Trans. Wirel. Commun. 17 (2) (2018)
Ribhu Chopra, Chandra Ramabhadra Murthy, Govindan Rangarajan
Statistical Tests for Detecting Granger Causality. IEEE Trans. Signal Process. 66 (22) (2018)
Ribhu Chopra, Ramesh Annavajjala, Chandra R. Murthy
Distributed Cophasing With Autonomous Constellation Selection. IEEE Trans. Signal Process. 65 (21) (2017)
Ribhu Chopra, Chandra R. Murthy, Ramesh Annavajjala
Multistream Distributed Cophasing. IEEE Trans. Signal Process. 65 (4) (2017)
Ribhu Chopra, Debashis Ghosh, D. K. Mehra
Spectrum sensing for OFDM signals using pilot induced cyclostationarity in the presence of cyclic frequency offset. Phys. Commun. 24 (2017)
Ribhu Chopra, Debashis Ghosh, D. K. Mehra
Performance evaluation of FRESH filter based spectrum sensing for cyclostationary signals. Phys. Commun. 20 (2016)
Ribhu Chopra, Chandra R. Murthy, Himal A. Suraweera
On the Throughput of Large MIMO Beamforming Systems With Channel Aging. IEEE Signal Process. Lett. 23 (11) (2016)
Ribhu Chopra, Debashis Ghosh, D. K. Mehra
FRESH Filter-Based Spectrum Sensing in the Presence of Cyclic Frequency Offset. IEEE Wirel. Commun. Lett. 5 (2) (2016)
Ribhu Chopra, Chandra R. Murthy, Ramesh Annavajjala
Multi-stream distributed co-phasing: Design and analysis. SPAWC (2016)
Ribhu Chopra, Debashis Ghosh, D. K. Mehra
Cooperative spectrum sensing for cognitive radios using jointly adaptive FRESH filters. NCC (2015)
Ribhu Chopra, Debashis Ghosh, D. K. Mehra
Spectrum Sensing for Cognitive Radios Based on Space-Time FRESH Filtering. IEEE Trans. Wirel. Commun. 13 (7) (2014)
Debashis Ghosh, Ribhu Chopra, A. P. Shivaprasad
Parameter tuning for multi-prototype possibilistic classifier with reject options. FUZZ-IEEE (2013)