Research

Papers

2024

• A.S. Abdalla, J. Moore, N. Adhikari, V. Marojevic, ZTRAN: Prototyping Zero Trust Security xApps for Open Radio Access Network Deployments, IEEE Wireless Commun., pp. 1-8, Accepted.

• A.S. Abdalla, J. Moore, N. Adhikari, V. Marojevic, ZTRAN: Prototyping Zero Trust Security xApps for Open Radio Access Network Deployments, IEEE Wireless Commun., pp. 1-8, Accepted.

• A.S. Abdalla and V. Marojevic, End-to-end O-RAN security architecture, threat surface, coverage, and the case of the open fronthaul, IEEE Commun. Standards Mag., pp. 1-9, Accepted.

• M. Zhang, Y. Dou, V. Marojevic, P. H. J. Chong, H. C. B. Chan, FAQ: A fuzzy-logic-assisted Q-learning model for resource allocation in 6G V2X, IEEE Internet of Things Journal, Vol. 11, Iss. 2, pp. 2472 - 2489, Feb. 2024. DOI: 10.1109/JIOT.2023.3294279.

2023

• H Mohammadi, V Marojevic, B Shang, Analysis of Reinforcement Learning Schemes for Trajectory Optimization of an Aerial Radio Unit, IEEE ICC 2023, pp. 1-6.

• B Tang, VK Shah, V Marojevic, JH Reed, AI Testing Framework for Next-G O-RAN Networks: Requirements, Design, and Research Opportunities, IEEE Wireless Communications, 2023.

• A.S. Abdalla and V. Marojevic, Multi-agent learning for secure wireless access from UAVs with limited energy resources, IEEE Internet of Things Journal, Vol. 10, Iss. 24, pp. 22356 - 22370, Oct. 2023. DOI: 10.1109/JIOT.2023.3303253. 

• A. L. Yingst, V. Marojevic, Power tether for long duration multi-copter flight, Elsevier HardwareX, Vol. 15, pp. 1-22, Sept. 2023. DOI: 10.1016/j.ohx.2023.e00466.

• A. S. Abdalla, A. Behfarnia, V. Marojevic, UAV trajectory and multi-user beamforming optimization for clustered users against passive eavesdropping attacks with unknown CSI, IEEE Trans. Veh. Technol., Vol. 72, Iss. 11, pp. 14426-14442, Nov. 2023.

• W. AlQwider, A.S. Abdalla, V. Marojevic, RIS-Assisted ABS for Mobile Multi-User MISO Wireless Communications: A Deep Reinforcement Learning Approach, Proc. IEEE Int. Conf. on Communications (ICC) 2024, June 2024, pp. 1-7.

• C. Ellis, M. Zhang, V. Marojevic, Interference Analysis and Mitigation for UAV Communications in Drone Corridors, Proc. 26th IEEE International Symposium on Wireless Personal Multimedia Communications (WPMC), Nov. 2023, pp. 282-287.

• M. Mouchaki, A. S. Abdalla, V. Marojevic, OpenAI dApp: An Open AI Platform for Distributed Federated Reinforcement Learning, Proc. 2023 IEEE Future Networks World Forum (FNWF), Nov. 2023, pp. 1-6.

• J. Moore, N. Adhikari, A. S. Abdalla, V. Marojevic, Toward secure and efficient O-RAN deployments: Secure slicing xApp use case, Proc. 2023 IEEE Future Networks World Forum (FNWF), Nov. 2023, pp. 1-6.

• J. Moore, A. S. Abdalla, M. Zhang, V. Marojevic, Demo: SSxApp: Secure Slicing for O-RAN Deployments, Proc. 2023 IEEE Military Communications (MILCOM 2023), Oct./Nov. 2023, pp. 1-2.

• A. Gurses, M. Funkerburk, J. Kesler, K. Powell, T.F. Rahman, O. Ozdemir, M. Mushi, M.L. Sichitiu, I. Guvenc, R. Dutta, V. Marojevic, Demonstration of Joint SDR/UAV Experiment Development in AERPAW, Proc. 2023 IEEE Military Communications (MILCOM 2023), Oct./Nov. 2023, pp. 1-2.

• W. Al-Qwider, A. M. Alam, Md M. Farhad, M. Kurum, A. C. Gurbuz, V. Marojevic, Software radio testbed for 5G and L-band radiometer coexistence research, Proc. IEEE Int. Geoscience and Remote Sensing Symp. (IGARSS), July 2023, pp. 596-599.

• T. F. Rahman, V. Marojevic, C. Sacchi, Multicarrier waveforms for moon-to-earth RF transmission, Proc. 10th IEEE Int. Workshop on Metrology for AeroSpace (MetroAeroSpace), June 2023, pp. 330-335.

• H. Mohammadi, V. Marojevic, B. Shang, Analysis of reinforcement learning schemes for trajectory optimization of an aerial radio unit, Proc. IEEE Int. Conf. on Communications (ICC) 2023, May 2023, pp. 1-6.

• W. M. Chan, H. M. Kwon, R. A. Chou, D. J. Love, S. Fahmy, S. R. Hussain, S. W. Kim, C. V. Valk, C. G. Brinton, V. Marojevic, K. D. Pham, T. Kim, Adaptive frequency hopping for 5G New Radio mMTC security, Proc. 2023 IEEE International Conference on Industrial Technology (ICIT), 4-6 April 2023, pp. 1-5.

• T. F. Rahman, M. Zhang, V. Marojevic, O-RAN perspective on industrial Internet of Things: A SWOT analysis, Proc. 2023 ICIT, 4-6 April 2023, pp. 1-6.

• B. Tang, V.K. Shah, V. Marojevic, J.H. Reed, AI testing framework for next-G O-RAN networks: requirements, design, and research opportunities, IEEE Wireless Commun., Vol. 30, No. 1, pp. 70-77, Feb. 2023

2022

• AS Abdalla, V Marojevic, ARIS for Safeguarding MISO Wireless Communications: A Deep Reinforcement Learning Approach, 2022 5th International Conference on Advanced Communication Technologies and Networking (CommNet), pp. 1-6.

• M Kouchaki, V Marojevic, Actor-Critic Network for O-RAN Resource Allocation: xApp Design, Deployment, and Analysis, 2022 IEEE Globecom Workshops (GC Wkshps), 968-973.

• AS Abdalla, V Marojevic, Security Threats and Cellular Network Procedures for Unmanned Aircraft Systems: Challenges and Opportunities, IEEE Communications Standards Magazine 6 (4), 104-111.

• AS Abdalla, V Marojevic, Aerial RIS for MU-MISO: Joint Base Station Beamforming and RIS Phase Shifter Optimization, 2022 IEEE International Conference on Sensing, Communication, and Networking (SECON Workshops), pp. 19-24.

• AS Abdalla, V Marojevic, DDPG learning for aerial RIS-assisted MU-MISO communications, 2022 IEEE 33rd Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), pp. 701-706.

• AS Abdalla, PS Upadhyaya, VK Shah, V Marojevic, Toward Next Generation Open Radio Access Networks: What O-RAN Can and Cannot Do!, IEEE Network 36 (6), 206-213.

• J Choi, V Marojevic, CB Dietrich, S Ahn, DSRC-enabled train safety communication system at unmanned crossings, IEEE Transactions on Intelligent Transportation Systems 23 (10), 18210-18223.

• M Funderburk, J Kesler, K Sridhar, ML Sichitiu, I Guvenc, R Dutta, T Zajkowski, V Marojevic, AERPAW Vehicles: Hardware and Software Choices, Proceedings of the Eighth Workshop on Micro Aerial Vehicle Networks, Systems, and Applications, pp. 37-42.

• W Alqwider, A Dahal, V Marojevic, Software Radio with MATLAB Toolbox for 5G NR Waveform Generation, 2022 18th International Conference on Distributed Computing in Sensor Systems (DCOSS), pp. 430-433.

• DM Brennan, V Marojevic, UHD-DPDK Performance Analysis for Advanced Software Radio Communications, 2022 18th International Conference on Distributed Computing in Sensor Systems (DCOSS), pp. 420-425.

• PS Upadhyaya, AS Abdalla, V Marojevic, JH Reed, VK Shah, Prototyping next-generation O-RAN research testbeds with SDRs, arXiv preprint arXiv:2205.13178, pp. 1-8, May 2022.

• W AlQwider, TF Rahman, V Marojevic, Deep Q-Network for 5G NR Downlink Scheduling, 2022 IEEE International Conference on Communications Workshops (ICC Workshops), pp. 312-317.

• TF Rahman, V Marojevic, Iterative Space Time Block Equalizer for Single Carrier Systems with Receiver Nonlinearity, Proc. IEEE WCNC 2022, April 2022, pp. 2667-2672. 

• Aly Sabri Abdalla, Ali Behfarnia, Vuk Marojevic, Aerial Base Station Positioning and Power Control for Securing Communications: A Deep Q-Network Approach, Proc. IEEE WCNC 2022, April 2022, pp. 2470-2475.

• H Mohammadi, W AlQwider, TF Rahman, V Marojevic, AI-Driven Demodulators for Nonlinear Receivers in Shared Spectrum with High-Power Blockers, Proc. IEEE WCNC 2022, April 2022, pp. 644-649.

• TF Rahman, V Marojevic, C Sacchi, Iterative Equalization of STSK-Aided Single-Carrier Systems: Design and Analysis with Non-Ideal Power Amplifiers, IEEE Transactions on Vehicular Technology 71 (1), 453-462.

• AS Abdalla, A Yingst, K Powell, A Gelonch-Bosch, V Marojevic, Open-Source Software Radio Platform for Research on Cellular Networked UAVs--It Works!, IEEE Communications Magazine 60 (2), 60-66.

• K Powell, A Yingst, TF Rahman, V Marojevic, Handover Experiments with UAVs: Software Radio Tools and Experimental Research Platform, Proc. 15th ACM Workshop on Wireless Network Testbeds, Experimental evaluation & Characterization (WiNTECH'21), Jan. 2022, pp. 39-45.

2021

• AS Abdalla, A Yingst, K Powell, V Marojevic, Open-Source Software Radio Performance for Cellular Communications Research with UAV Users, Proc. 94th IEEE Vehicular Technology Conference (VTC2021-Fall), Sept. 2021,1-6

• H Mohammadi, V Marojevic, Artificial Neuronal Networks for Empowering Radio Transceivers: Opportunities and Challenges, Proc. 94th IEEE Vehicular Technology Conference (VTC2021-Fall), Sept. 2021, pp. 1-5.

• RM Rao, AV Padaki, BL Ng, Y Yang, MS Kang, V Marojevic, ToA-Based Localization of Far-Away Targets: Equi-DOP Surfaces, Asymptotic Bounds, and Dimension Adaptation, IEEE Transactions on Vehicular Technology 70 (10), 11089-11094, Oct. 2021.

• AS Abdalla, V Marojevic, Securing mobile multiuser transmissions with UAVs in the presence of multiple eavesdroppers, IEEE Transactions on Vehicular Technology 70 (10), 11011-11016, Oct. 2021.

• A Panicker, O Ozdemir, ML Sichitiu, I Guvenc, R Dutta, V Marojevic, BA Floyd, AERPAW emulation overview and preliminary performance evaluation, Elsevier Computer Networks 194, 108083, pp. 1-11, July 2021.

• AL Yingst, V Marojevic, Tethered UAV with High Gain Antenna for BVLOS CNPC: A Practical Design for Widespread Use, 2021 IEEE 22nd International Symposium on a World of Wireless, Mobile and Multimedia Networks (WoWMoM), June 2021, pp. 323-328.

• RM Rao, HS Dhillon, V Marojevic, JH Reed, Underlay Radar-Massive MIMO Spectrum Sharing: Modeling Fundamentals and Performance Analysis, IEEE Transactions on Wireless Communications, Volume: 20, Issue: 11, pp. 7213 - 7229, Nov. 2021.

• A Dayal, VK Shah, B Choudhury, V Marojevic, C Dietrich, JH Reed, Adaptive Semi-Persistent Scheduling for Enhanced On-road Safety in Decentralized V2X Networks, 2021 IFIP Networking Conference (IFIP Networking), June 2021.

• AS Abdalla, V Marojevic, Communications Standards for Unmanned Aircraft Systems: The 3GPP Perspective and Research Drivers, IEEE Communications Standards Magazine, Vol. 5, Iss. 1, pp. 70-77, March 2021.

• MMU Chowdhury, CK Anjinappa, I Guvenc, M Sichitiu, O Ozdemir, ..., A Taxonomy and Survey on Experimentation Scenarios for Aerial Advanced Wireless Testbed Platforms, 2021 IEEE Aerospace Conference (50100), pp. 1-20, March 2021.

2020

• AS Abdalla, TF Rahman, V Marojevic, UAVs with Reconfigurable Intelligent Surfaces: Applications, Challenges, and Opportunities, arXiv preprint arXiv:2012.04775

• ML Sichitiu, I Guvenc, R Dutta, V Marojevic, B Floyd, AERPAW emulation overview, 14th International Workshop on Wireless Network Testbeds, Experimental evaluation & Characterization (ACM WiNTECH)

• AS Abdalla, K Powell, V Marojevic, G Geraci, UAV-assisted attack prevention, detection, and recovery of 5G networks, IEEE Wireless Communications 27 (4), 40-47

• J Choi, V Marojevic, CB Dietrich, JH Reed, S Ahn, Survey of Spectrum Regulation for Intelligent Transportation Systems, IEEE Access 8, 140145-140160.

• AS Abdalla, V Marojevic, Machine Learning-Assisted UAV Operations with UTM: Requirements, Challenges, and Solutions, IEEE Veh. Technology Conf. (VTC-F 2020), pp. 1-5.

• AS Abdalla, B Shang, V Marojevic, L Liu, Performance Evaluation of Aerial Relaying Systems for Improving Secrecy in Cellular Networks, IEEE VTC-F 2020, pp. 1-5.

• Keith Powell, Aly Sabri Abdalla, Daniel Brennan, Vuk Marojevic, R Michael Barts, Ashwin Panicker, Ozgur Ozdemir, Ismail Guvenc, Software Radios for Unmanned Aerial Systems, 1st International Workshop on Open Software Defined Wireless Networks, pp. 1-6.

• RM Rao, V Marojevic, JH Reed, Semi-Blind Post-Equalizer SINR Estimation and Dual CSI Feedback for Radar-Cellular Coexistence, IEEE Transactions on Vehicular Technology 69 (9), pp. 9720-9735.

• AS Abdalla, B Shang, V Marojevic, L Liu, Securing mobile IoT with unmanned aerial systems, 2020 IEEE 6th World Forum on Internet of Things (WF-IoT), pp. 1-6.

• B Shang, L Liu, RM Rao, V Marojevic, JH Reed, 3D spectrum sharing for hybrid D2D and UAV networks, IEEE Transactions on Communications 68 (9), pp. 5375-5389.

• J Dsouza, H Mohammadi, AV Padaki, V Marojevic, JH Reed, Symbol Error Rate with Receiver Nonlinearity, 2020 IEEE 91st Vehicular Technology Conference (VTC2020-Spring), pp. 1-5.

• T Byrd, V Marojevic, RP Jover, CSAI: Open-source cellular radio access network security analysis instrument, 2020 IEEE 91st Vehicular Technology Conference (VTC2020-Spring), pp. 1-5.

• RM Rao, V Marojevic, JH Reed, Probability of pilot interference in pulsed radar-cellular coexistence: Fundamental insights on demodulation and limited CSI feedback, IEEE Communications Letters 24 (8), pp. 1678-1682.

• V Marojevic, I Guvenc, R Dutta, ML Sichitiu, BA Floyd, Advanced Wireless for Unmanned Aerial Systems: 5G Standardization, Research Challenges, and AERPAW Architecture, IEEE Vehicular Technology Magazine 15 (2), pp 22-30.

• B Shang, V Marojevic, Y Yi, AS Abdalla, L Liu, Spectrum sharing for UAV communications: Spatial spectrum sensing and open issues, IEEE Vehicular Technology Magazine 15 (2), pp. 104-112.