Publications

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Standard Contributions

Discussion on ISAC Channel Modeling, 3GPP TSG-RAN WG1 #12 R1-2504013, May 2025.

Discussion on ISAC Channel Modeling, 3GPP TSG-RAN WG1 #121-bis R1-2502572, April 2025.

Discussion on ISAC Channel Modeling, 3GPP TSG-RAN WG1 #120 R1-2500681, February 2025.

Discussion on ISAC Channel Modeling, 3GPP TSG-RAN WG1 #119 R1-2410136, November 2024.

Discussion on ISAC Channel Modeling, 3GPP TSG-RAN WG1 #118bis R1-2408724, October 2024.

Measurement-Based EO Study and Multi-Dimensional Target Modeling, 3GPP TSG-RAN WG1 #118 R1-2406211, August 2024.

Information on ISAC channel modeling, 3GPP TSG RAN WG1 #116 R1-2403107, April 2024.

Measurement data for ISAC deployment scenarios, 3GPP TSG RAN WG1 #116 R1-2400174, Feb. 2024.

Power Calibration for Radar Cross Section (RCS) Measurement, 3GPP TSG-RAN WG1 #116 R1-2400175, Feb. 2024.

Channel Modeling for ISAC, 3GPP TSG RAN REL-19 workshop, June 2023.

Channel Models for WLAN Sensing Systems, 22/0782r4, IEEE 802.11 TGBf, 2022.

11bf Evaluation Methodology and Simulation Scenarios, 22/0876r4, IEEE 802.11 TGBf 2022.

Implementation of 60 GHz WLAN-SENS Physical Layer Model, 22/1217r0, IEEE 802.11 TGBf, 2022.

DMG/EDMG Link Level Simulation Platform, 22/0803r0, IEEE 802.11 TGBf, 2022.

Q-D simulation & Modeling framework for sensing, 21/746r1, IEEE 802.11 TGBf, 2021.

A preliminary channel model using raytracing to detect human presence, 21/747r1, IEEE 802.11 TGBf, 2021.

Journal Publications

In Press

Published

A. Bodi, J. Bang, N. Varshney, S. Berweger, C. Lai, J. Senic, J. Chuang, and C. Gentile, "Digital-Twin-Assisted Clustering of Radio-Frequency Multipath Components ," IEEE Antennas and Wireless Propagation Letters, June 2025.

J. Chuang, R. Caromi, J. Senic, S. Berweger, N. Varshney, J. Wang, C. Lai, A. Bodi, W. Sloane, C. Gentile, and N. Golmie, “Quasi-Deterministic Channel Propagation Model for Human Sensing: Gesture Recognition Use Case,” IEEE Open Journal of Antennas and Propagation, vol. 5, no. 3, pp. 557-572, June 2024.

A. K. Dwivedi, S. Chaudhari, N. Varshney, P. K. Varshney, “Performance Analysis of LEO Satellite-Based IoT Networks in the Presence of Interference,” IEEE Internet of Things Journal, vol. 11, no. 5, pp. 8783-8799, March 2024.

N. Varshney, S. Berweger, J. Chuang, S. Blandino, J. Wang, N. Pazare, C. Gentile, and N. Golmie, "Adaptive Channel-State-Information Feedback in Integrated Sensing and Communication Systems," IEEE Internet of Things Journal, vol. 10, no. 24, pp. 22469-22486, Aug. 2023.

S. Srivastava, A. Tripathi, N. Varshney, A. K. Jagannatham, and L. Hanzo, “Hybrid Transceiver Design for Tera-Hertz MIMO Systems Relying on Bayesian Learning Aided Sparse Channel Estimation,” IEEE Transactions on Wireless Communications, vol. 22, no. 4, pp. 2231-2245, Apr 2023.

N. V. Sabu, A. K. Gupta, N. Varshney, and A. Jindal, “Channel characterization and performance of a 3-D molecular communication system with multiple fully-absorbing receivers,” IEEE Transactions on Communications, vol. 71, no. 2, pp. 714-727, Feb 2023.

J. Wang, N. Varshney, C. Gentile, S. Blandino, J. Chuang, and N. Golmie, “Integrated Sensing and Communication: Enabling Techniques, Applications, Tools and Datasets, Standardization, and Future Directions,” IEEE Internet of Things Journal, vol. 9, no. 23, pp. 23416-23440, Dec. 2022

Satish Kumar, Aakash Agarwal, Neeraj Varshney, and Rajarshi Mahaptra, "Low-Precision Deep Learning based Automatic Modulation Recognition System," ITU Journal on Future and Evolving Technologies- Special issue on AI and machine learning solutions in 5G and future networks, vol. 3, no. 2, pp. 214-223, Sep. 2022.

Sung Yun Jun, Chiehping Lai, Derek Caudill, Jian Wang, Jelena Senic, Neeraj Varshney, and Camillo Gentile, "Quasi-Deterministic Channel Propagation Model for 60 GHz Urban WiFi Access from Light Poles," IEEE Antennas and Wireless Propagation Letters, vol. 21, no. 8, pp. 1517-1521, Aug. 2022.

Nithin Sabu, Neeraj Varshney, and Abhishek Gupta, "On the Performance of the Primary and Secondary Links in a 3-D Underlay Cognitive Molecular Communication," IEEE Transactions on Communications, vol. 69, no. 12, pp. 8028-8041, Dec. 2021.

Amit K. Srivastave, Debanjan Das, Neeraj Varshney, and Rajarshi Mahapatra, "Transmission and Detection Techniques for Internet of Bio-Nano Things Applications with Static and Mobile Molecular Communication: A Survey," ITU Journal on Future and Evolving Technologies - Special issue on Internet of Bio-NanoThings for Health Applications, vol. 2, no. 3, pp.1-46, May 2021.

Neeraj Varshney, Jian Wang, Chiehping Lai, Camillo Gentile, Romain Charbonnier, and Yoann Corre, "Quasi-Deterministic Channel Propagation Model for an Urban Environment at 28 GHz," IEEE Antennas and Wireless Propagation Letters, vol. 20, no. 7, pp. 1145-1149, Jul. 2021.

Nithin Sabu, Neeraj Varshney, and Abhishek Gupta, "3-D Diffusive Molecular Communication with Two Fully-Absorbing Receivers: Hitting Probability and Performance Analysis," IEEE Transactions on Molecular, Biological, and Multi-Scale Communications, vol. 6, no. 3, pp. 244-249, Dec. 2020.

Lokendra Chouhan, Prabhat K. Sharma, Prabhat Kumar Upadhyay, Parul Garg, and Neeraj Varshney, “Impacts of Unintended Nanomachine in Diffusion-based Molecular Communication System,” IEEE Transactions on Molecular, Biological, and Multi-Scale Communications, vol. 6, no. 3, pp. 210-219, Dec. 2020.

Lokendra Chouhan, Neeraj Varshney, and Prabhat K. Sharma, “On Gradient Descent Optimization in Diffusion-Advection based 3-D Molecular Cooperative Communication,” IEEE Transactions on NanoBioscience, vol. 19, no. 3, pp. 347-356, Jul. 2020.

Lokendra Chouhan, Prabhat K. Sharma, and Neeraj Varshney, “Optimal Transmitted Molecules and Decision Threshold for Drift-Induced Diffusive Molecular Channel with Mobile Nanomachines,” IEEE Transactions on NanoBioscience, vol. 18, no. 4, pp. 651-660, Oct. 2019.

Neeraj Varshney, Adarsh Patel, Werner Haselmayr, Aditya K. Jagannatham, Pramod K. Varshney, and Arumugam Nallanathan, “Impact of Intermediate Nanomachines in Multiple Cooperative Nanomachine-Assisted Diffusion Advection Mobile Molecular Communication,” IEEE Transactions on Communications, vol. 67, no. 7, pp. 4856-4871, Jul. 2019.

Werner Haselmayr, Neeraj Varshney, A. Taufiq Asyhari, Andreas Springer, and Weisi Guo "On the Impact of Transposition Errors in Diffusion-Based Channels," IEEE Transactions on Communications, vol. 67, no. 1, pp. 364-374, Jan. 2019.

Neeraj Varshney, Werner Haselmayr, and Weisi Guo "On Flow-Induced Diffusive Mobile Molecular Communication: First Hitting Time and Performance Analysis," IEEE Transactions on Molecular, Biological, and Multi-Scale Communications, vol. 4, no. 4, 195-207, Dec 2018.

Neeraj Varshney, Aditya K. Jagannatham, and Lajos Hanzo "Asymptotic SER Analysis and Optimal Power Allocation for Dual-Phase and Multi-Phase Multiple-Relay Cooperative Systems," IEEE Access, vol. 6, pp. 50404-50423, Dec. 2018.

Neeraj Varshney, Adarsh Patel, Yansha Deng, Werner Haselmayr, Pramod K. Varshney, and Arumugam Nallanathan "Abnormality detection inside blood vessels with mobile nanomachines," IEEE Transactions on Molecular, Biological, and Multi-Scale Communications, vol. 4, no. 3, 189-194, Sep. 2018.

Neeraj Varshney, Aditya K. Jagannatham, and Pramod K. Varshney, "Cognitive MIMO-RF/FSO Cooperative Relay Communication with Mobile Nodes and Imperfect Channel State Information," IEEE Transactions on Cognitive Communications and Networking, vol. 4, no. 3, pp. 544-555, Sep. 2018.

Lokesh Gahane, Prabhat K. Sharma, Neeraj Varshney, Theodoros A. Tsiftsis, and Preetam Kumar, "An Improved Energy Detector for Mobile Cognitive Users over Generalized Fading Channels," IEEE Transactions on Communications, vol. 66, no. 2, pp. 534-545, Feb. 2018.

Neeraj Varshney and Aditya K. Jagannatham, "MIMO-STBC based Multi-Relay Cooperative Communication over Time-Selective Rayleigh Fading Links with Imperfect Channel Estimates," IEEE Transactions on Vehicular Technology, vol. 66, no. 7, pp. 6009-6025, July 2017.

Neeraj Varshney and Parul Puri, "Performance Analysis of Decode-and-Forward Based Mixed MIMO-RF/FSO Cooperative Systems with Source Mobility and Imperfect CSI," IEEE/OSA Journal of Lightwave Technology, vol. 35, no. 11, pp. 2070-2077, June 2017.

Neeraj Varshney and Aditya K. Jagannatham, "Cognitive Decode-and-Forward MIMO-RF/FSO Cooperative Relay Networks,"IEEE Communications Letters, vol. 21, no. 4, pp. 893-896, April 2017.

Neeraj Varshney, Amalladinne Vamsi Krishna, and Aditya K.Jagannatham, "Selective DF Protocol for MIMO STBC Based Single/Multiple Relay Cooperative Communication: End-to-End Performance and Optimal Power Allocation," IEEE Transactions on Communications, vol. 63, no. 7, pp. 2458-2474, July 2015.

Neeraj Varshney, Amalladinne Vamsi Krishna, and Aditya K. Jagannatham, "Capacity Analysis for Path Selection Based DF MIMO-OSTBC Cooperative Wireless Systems", IEEE Communications Letters, vol. 18, no. 11, pp. 1971-1974, November 2014.

Neeraj Varshney and R. C. Jain, “Development of algorithms for Narrow Band Interference reduction in IRNSS received signal,” Special Volume of SAC Courier, Space Applications Centre, Ahmedabad, India, July 2013.

Conference Publications

S. Blandino, J. Senic, N. Varshney, J. Bang, J. Chuang, S. Berweger, J. Wang, C. Gentile, and N. Golmie, "Effective Radar Cross Section in Close-Range Joint Communication and Sensing Applications," IEEE AP-S/URSI Conference, Ottawa, Canada, 2025.

N. V. Sabu, A. Gupta, N. Varshney, and A. Jindal, "Impact of Multiple Fully-Absorbing Receivers in Molecular Communications," 2022 IEEE International Conference on Communications (ICC) Workshop, Seoul, South Korea.

J. Zhang, S. Blandino, , N. Varshney, J. Wang, C. Gentile, and N. Golmie, "Multi-User MIMO Enabled Virtual Reality in IEEE 802.11ay WLAN," 2022 IEEE Wireless Communications and Networking Conference (WCNC), Austin, TX, USA.

A. K. Shrivastava, D. Das, R. Mahapatra, and N. Varshney, "Scaled Conjugate Gradient Algorithm for Neural Network Detector in Mobile Molecular Communication," 2021 IEEE Global Communications Conference: Selected Areas in Communications: Molecular, Biological and Multi-Scale Communication, Madrid, Spain, 2021.

J. Wang, N. Varshney, J. Zhang, D. Griffith, and N. Golmie, "Deep Learning Based Link-Level Abstraction for mmWave Communications," 2021 The 5th IEEE International Conference on Smart City Innovations, USA, 2021.

M. L. Mannedu, S. K. Charan Dara, S. Chaudhari, and N. Varshney, "Beamformed Energy Detection in the Presence of an Interferer for Cognitive mmWave Network," IEEE Vehicular Technology Conference (VTC)-Fall, 2021.

A. K. Dwivedi, S. P. Chokkarapu, S. Chaudhari, and N. Varshney, "Performance Analysis of Novel Direct Access Schemes for LEO Satellites Based IoT Network," 2020 IEEE 31st Annual International Symposium on Personal, Indoor and Mobile Radio Communications, London, UK, 2020

N.Varshney, J. Zhang, J. Wang, A. Bodi, and N. Golmie, "Link-Level Abstraction of IEEE 802.11ay based on Quasi-Deterministic Channel Model from Measurements" IEEE Vehicular Technology Conference (VTC)-Fall, Victoria, Canada, 2020.

M. Lecci, P. Testolina, M. Giordani, M. Polese, T. Ropitault, C. Gentile, N. Varshney, A. Bodi, M. Zorzi, "Simplified Ray Tracing for the Millimeter Wave Channel: A Performance Evaluation," Information Theory and Applications Workshop (ITA), San Diego, US, 2020.

Nithin Sabu, Neeraj Varshney, and Abhishek Gupta, "On Hybrid MoSK-CSK Modulation based Molecular Communication: Error Rate Performance Analysis using Stochastic Geometry" in 13th Workshop on Spatial Stochastic Models for Wireless Networks (SpaSWiN'19), Avignon, France, June 7.

Neeraj Varshney, Prabhat K. Sharma, and Mohamed-Slim Alouini, "Opportunistic Scheduling in Underlay Cognitive Radio based Systems: User Selection Probability Analysis," in Proc. 6th IEEE Global Conference on Signal and Information Processing (GlobalSIP), Anaheim, California, USA, November 26–29, 2018.

Neeraj Varshney, Adarsh Patel, Werner Haselmayr, Aditya K. Jagannatham, Pramod K. Varshney, and Weisi Guo, "Impact of Cooperation in Flow-Induced Diffusive Mobile Molecular Communication," in Proc. 52nd Annual Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, California, USA, 28-31 October 2018.

Neeraj Varshney, Aditya K. Jagannatham, and Pramod K. Varshney, "On Diffusive Molecular Communication with Nanomachine Mobility," in Proc. 52th Annual Conference on Information Sciences and Systems (CISS), Princeton University, NJ, USA, 21-23 March 2018.

Neeraj Varshney and Aditya K. Jagannatham, "Hybrid Satellite-Terrestrial Cooperative Communication with Mobile Terrestrial Nodes," in Proc. Twenty Fourth National Conference on Communications Conference (NCC), IIT Hyderabad, India,25-28 February 2018.

Neeraj Varshney and Aditya K. Jagannatham, "A Unified Framework for the Analysis of Path Selection Based DF Cooperation in Wireless Systems," in Proc. 2017 IEEE Wireless Communications and Networking Conference (WCNC), San Francisco, USA, 19-22 March 2017. [PPT]

Akash Agarwal, Neeraj Varshney, and Aditya K. Jagannatham, "Performance Analysis of Multi-Relay Selective DF Based OFDM Cooperative Systems Over Time Selective Links with Imperfect CSI," in Proc. 2017 IEEE Region Ten Conference (TENCON), Singapore, 22-25 November 2016.

Neeraj Varshney and Aditya K. Jagannatham, "Outage Analysis for Path Selection based MIMO-Beamforming Cooperative Wireless Systems with Node Mobility and Imperfect CSI," in Proc. 2016 International Conference on Signal Processing and Communications (SPCOM), IISc Bangalore, 12-15 June 2016. [PPT]

Neeraj Varshney and Parul Puri, "Optimal Power Allocation for Decode-and-Forward Based Mixed MIMO-RF/FSO Cooperative Systems," in Proc. 2016 International Conference on Signal Processing and Communications (SPCOM), IISc Bangalore, 12-15 June 2016. [PPT]

Neeraj Varshney and Aditya K. Jagannatham, "Performance Analysis of MIMO-OSTBC based Selective DF Cooperative Wireless System with Node Mobility and Channel Estimation Errors," in Proc. Twenty Second National Conference on Communications Conference (NCC), IIT Guwahati, 4-6 March 2016. [PPT]

Neeraj Varshney and Aditya K. Jagannatham, "Capacity Analysis for MIMO Beamforming Based Cooperative Systems over Time-Selective Links with Full SNR/One-Bit feedback based Path Selection and Imperfect CSI," in Proc. 2016 IEEE Wireless Communications and Networking Conference (WCNC), Doha, Qatar, 3-6 April 2016. [PPT]

Neeraj Varshney, Amish Goel, and Aditya K. Jagannatham, "Cooperative Communication in Spatially Modulated MIMO systems," in Proc. 2016 IEEE Wireless Communications and Networking Conference (WCNC), Doha, Qatar, 3-6 April 2016. [PPT]

Neeraj Varshney and R.C. Jain, "A Novel MMSE Based Predictive Method for Narrow Band Interference Removal," in Proc. 2013 16th International Conference on Network-Based Information Systems (NBiS), Gwangju, Korea, 4-6 Sep 2013.

Neeraj Varshney and R. C. Jain, “An adaptive notch filter for Narrow-band Interference removal,” in Proc. Nineteenth National Conference on Communications (NCC), IIT Delhi, 15-17 Feb 2013.

Standard Contributions

White Paper Publications

Journal Publications

In Press

Published

Conference Publications

Technical Reports

ArXiv Publications