PUBLICATIONS
PUBLICATIONS
[T3] S. Gautam, "Design and Optimization of Simultaneous Wireless Information and Power Transfer Systems," PhD diss., University of Luxembourg, Luxembourg, LUXEMBOURG, 2020. [ResearchGate] [PDF]
[T2] S. Gautam, "Simultaneous Wireless Information and Energy Transfer in Multicarrier and Cooperative Communication Systems," MS diss., International Institute of Information Technology, Hyderabad, INDIA, 2017. [ResearchGate] [PDF]
[T1] S. Gautam, "MATLAB Simulations of RF/Microwave Circuits," B.Tech. (Hons.) diss., The LNM Institute of Information Technology, Jaipur, Rajasthan, INDIA, 2013 . [ResearchGate]
[J14] M. Kokare, S. Ramabadran, S. Gautam, “Performance Analysis and Optimization with Deep Learning Assessment of Multi-IRS-Aided IoV Network,” in IEEE Internet of Things Journal, vol. 12, no. 9, pp. 11581-11599, 1 May1, 2025, doi: 10.1109/JIOT.2024.3520171.
[J13] N. Sharma, S. Gautam, S. Chatzinotas and B. Ottersten, “Integrating Multiple RIS for Enhanced SWIPT-IoT Performance: Optimization Strategies,” in IEEE Access, doi: 10.1109/ACCESS.2024.3510886.
[J12] P. Toshniwal, J. Jose, S. Gautam, V. Bhatia, O. Krejcar, “Cooperative terahertz quantum key distribution: Secret key rate analysis and optimization,” in Physical Communication, Volume 68, 2025, 102551, ISSN 1874-4907, doi: 10.1016/j.phycom.2024.102551.
[J11] N. Sharma, S. Gautam, S. Chatzinotas and B. Ottersten, “Fractional Programming based Optimization Techniques for RIS-assisted SWIPT-IoT system,” in IEEE Communications Letters, doi: 10.1109/LCOMM.2024.3481289.
[J10] S. Gautam, S. Solanki, S. K. Sharma, S. Chatzinotas, B. Ottersten, "Boosting Quantum battery-based IoT gadgets via RF-enabled Energy Harvesting," in MDPI Sensors - Special Issue "Energy Harvesting Technologies and Applications for the Internet of Things and Wireless Sensor Networks," Sensors 2022, 22, 5385. https://doi.org/10.3390/s22145385 [Invited Paper].
[J9] S. Solanki, S. Gautam, S. K. Sharma, S. Chatzinotas, "Ambient Backscatter Assisted Co-Existence in Aerial-IRS Wireless Networks," in IEEE Open Journal of the Communications Society, vol. 3, pp. 608-621, 2022, doi: 10.1109/OJCOMS.2022.3163574.
[J8] S. Gautam, S. Kumar, S. Chatzinotas and B. Ottersten, "Experimental Evaluation of RF Waveform Designs for Wireless Power Transfer Using Software Defined Radio," in IEEE Access, vol. 9, pp. 132609-132622, 2021, doi: 10.1109/ACCESS.2021.3115048. [Journal Link] [IEEExplore Link (Open Access)] [ResearchGate Link] [PDF]
[J7] S. Gautam, S. Solanki, S. K. Sharma, S. Chatzinotas, B. Ottersten, "Hybrid Active-and-Passive Relaying Model for 6G-IoT Greencom Networks with SWIPT," in MDPI Sensors - Special Issue "Energy Harvesting Technologies and Applications for the Internet of Things and Wireless Sensor Networks" [Invited Paper]. [Journal Link] [MDPI Link (Open Access)] [ResearchGate Link] [PDF]
[J6] S. Gautam, E. Lagunas, S. Chatzinotas, B. Ottersten, "Feasible Point Pursuit and Successive Convex Approximation for Transmit Power Minimization in SWIPT-Multigroup Multicasting Systems," in IEEE Transactions on Green Communications and Networking, vol. 5, no. 2, pp. 884-894, June 2021, doi: 10.1109/TGCN.2021.3050736. [Journal Link] [IEEExplore Link (Open Access)] [ResearchGate Link] [PDF]
[J5] S. Gautam, E. Lagunas, S. K. Sharma, S. Chatzinotas, B. Ottersten, L. Vandendorpe, "Weighted Sum-SINR and Fairness Optimization for SWIPT-Multigroup Multicasting Systems with Heterogeneous Users," in IEEE Open Journal of the Communications Society, vol. 1, pp. 1470-1484, 2020, doi: 10.1109/OJCOMS.2020.3025876. [Journal Link] [IEEExplore Link (Open Access)] [ResearchGate Link] [PDF]
[J4] S. Gautam, E. Lagunas, A. Bandi, S. Chatzinotas, S. K. Sharma, T. X. Vu, S. Kisseleff , B. Ottersten, "Multigroup Multicast Precoding for Energy Optimization in SWIPT Systems with Heterogeneous Users," in IEEE Open Journal of the Communications Society, vol. 1, pp. 92-108, 2020, doi: 10.1109/OJCOMS.2019.2962077. [Journal Link] [IEEExplore Link (Open Access)] [ResearchGate Link] [PDF]
[J3] S. Gautam, E. Lagunas, S. Chatzinotas, B. Ottersten, "Relay Selection and Resource Allocation for SWIPT in Multi-User OFDMA Systems," in IEEE Transactions on Wireless Communications, vol. 18, no. 5, pp. 2493-2508, May 2019. [Journal Link] [IEEExplore Link] [ResearchGate Link] [PDF] [Impact Factor]
[J2] S. Gautam, T. X. Vu, S. Chatzinotas, B. Ottersten, "Cache-aided Simultaneous Wireless Information and Power Transfer (SWIPT) with Relay Selection," in IEEE Journal on Selected Areas In Communications, vol. 37, no. 1, pp. 187-201, Jan. 2019. [Journal Link] [IEEExplore Link] [ResearchGate Link] [PDF] [Impact Factor]
[J1] S. Vuppala, T. X. Vu, S. Gautam, S. Chatzinotas, B. Ottersten, "Cache-Aided Millimeter Wave Ad-Hoc Networks with Contention-Based Content Delivery," in IEEE Transactions on Communications, vol. 66, no. 8, pp. 3540-3554, Aug. 2018. [Journal Link] [IEEExplore Link] [ResearchGate Link] [PDF] [Impact Factor]
[BC03] M. Kokare, P. Sharma, Swaminathan R., V. Bhatia, S. Gautam, “Reinforcement Learning and Deep Learning assisted Spectrum Management for RIS-SWIPT enabled 6G," in Intelligent Spectrum Management: Towards 6G, Wiley-IEEE Press, Sept. 2023.
[BC02] N. Sharma, S. Gautam, P. K. Upadhyay, S. Chatzinotas, B. Ottersten, “Spectrum Management for 6G RIS-SWIPT systems," in Intelligent Spectrum Management: Towards 6G, Wiley-IEEE Press, Sept. 2023.
[BC01] S. Gautam, T. X. Vu, S. Chatzinotas, B. Ottersten, "Simultaneous Wireless Information and Power Transfer in UDN with Caching Architecture," in Wiley Book on Ultra-dense Networks for 5G and Beyond, pp. 247-266, Feb. 2019. [Online Wiley Library] [PDF] [Order Book Online]
[C38] N. Sharma, M. Kokare, S. Ramabadran and S. Gautam, “Maximizing Weighted Function in STAR-RIS aided SWIPT-IoT with Discrete Phase Shifting,” accepted to 2025 IEEE 101st Vehicular Technology Conference: VTC2025-Spring, June 17 - 20, 2025 in Oslo, Norway.
[C37] S. Gautam, “Intelligent Reflecting and Refracting Surfaces for SWIPT-Enabled 6G RF-Based Communications,” accepted to 2025 IEEE 101st Vehicular Technology Conference: VTC2025-Spring, June 17 - 20, 2025 in Oslo, Norway.
[C36] M. Kokare, S. Gautam, S. Ramabadran, N. Sharma, A. Kaushik and S. Chatzinotas, “Optimizing SWIPT in Multi-RIS aided V2I Networks: A Deep Learning Approach,” accepted to 2025 IEEE International Conference on Communications (ICC): SAC Reconfigurable Intelligent Surfaces and Smart Environments Track (IEEE ICC'25 - SAC-12 RISSE Track), June 08 - 12, 2025 in Montreal, Canada.
[C35] N. Sharma, M. Kokare, S. Ramabadran and S. Gautam, “Distributed RIS SWIPT-IoT Systems: Optimizing Spectral Efficiency and Energy Harvesting,” in Proc. to IEEE Wireless Communications and Networking Conference (WCNC), March 24 - 27, 2025 in Milan, Italy.
[C34] V. Ranjan, V. Kumar, E. N. S. S. Anjana and S. Gautam, “Practical Realization of SWIPT via AM and FM,” in Proc. IEEE MPSec International Conference on Emerging Technologies and Applications 2025, Feb. 21 - 23, 2025 in Gwalior, Madhya Pradesh, India. [Best Paper Award]
[C33] M. Tyagi and S. Gautam, “Optimizing Sum-Rate in RIS-Assisted Multi-User OFDMA Systems with Time Switching-based Non-Linear Energy Harvesting,” in Proc. IEEE MPSec International Conference on Emerging Technologies and Applications 2025, Feb. 21 - 23, 2025 in Gwalior, Madhya Pradesh, India.
[C32] E. N. S. S. Anjana, N. Sharma and S. Gautam, “RIS-assisted OFDM-based SWIPT System,” in Proc. 17th International Conference on COMmunication Systems & NETworkS (COMSNETS), Bangalore, India, Jan. 2025.
[C31] N. Sharma, S. Gautam, A. Kaushik, S. Chatzinotas, B. Ottersten, “Fractional Programming Strategy for Rate-Energy Optimization in RIS-assisted SWIPT IoT Networks,” in IEEE Global Communications Conference (IEEE GLOBECOM 2024): Selected Areas in Commun.: Reconfigurable Intelligent Surfaces, Cape Town, South Africa, Dec. 2024.
[C30] M. Kokare, S. Ramabadran, S. Gautam, "On Efficient Resource Allocation Strategies for Multi-RIS Enhanced V2I SWIPT Systems," in Track 1 – Physical Layer and Communication Theory at IEEE Wireless Communications and Networking Conference (WCNC), April 21 - 24, 2024 in Dubai, UAE.
[C29] E. N. S. S. Anjana and S. Gautam, "On Exploration of SDR-based Wireless RF Power Transfer: Reception Angle Perspectives," in 16th International Conference on COMmunication Systems & NETworkS (COMSNETS), Bangalore, India, Jan. 2024. [2nd runner-up : Best Poster Awards].
[C28] N. Sharma and S. Gautam, "Optimization Strategy for RIS-Assisted SWIPT-IoTs with Non-Linear Energy Harvesting," in National Conference on Communications (NCC), IIT Madras, Chennai, India, 28th February - 2nd March 2024.
[C27] M. Kokare, S. Ramabadran, S. Gautam, "Performance of Multiple IRS-enabled V2V Communication over Double Generalized Gamma Fading Channel," in 16th International Conference on COMmunication Systems & NETworkS (COMSNETS), Bangalore, India, Jan. 2024.
[C26] N. Sharma, S. Gautam, S. Chatzinotas, B. Ottersten, "On Optimizing RIS-aided SWIPT-IoTs with Power Splitting-based Non-Linear Energy Harvesting," in IEEE Global Communications Conference (IEEE GLOBECOM), Kuala Lampur, Malaysia, December, 2023.
[C25] N. Sharma and S. Gautam, "Throughput Optimization for RIS-assisted SWIPT-IoTs with Hardware Impairments," in 14th International Conference on Computing Communication and Networking Technologies (ICCCNT), New Delhi, India, June, 2023.
[C24] N. Sharma and S. Gautam, "Optimizing RIS-assisted Wireless Communication Systems with Non-Linear Energy Harvesting," in 5th International Conference on Energy, Power and Environment: Towards Flexible Green Energy Technologies (ICEPE), Shillong, India, 2023, pp. 1-5, doi: 10.1109/ICEPE57949.2023.10201582.
[C23] S. Solanki, A. Mahmood, V. Singh, S. Gautam, J. Querol, S. Chatzinotas, "MEC-assisted Low Latency Communication for Autonomous Flight Control of 5G-Connected UAV," in IEEE 97th Vehicular Technology Conference (VTC2023-Spring), Florence, Italy, 2023, pp. 1-5, doi: 10.1109/VTC2023-Spring57618.2023.10200917.
[C22] S. Solanki, V. Singh, S. Gautam, J. Querol, S. Chatzinotas, "Short-Packet Communication Assisted Reliable Control of UAV for Optimum Coverage Range," in IEEE International Conference on Communications (ICC): Communication QoS, Reliability and Modeling Symposium, Rome, Italy, 28 May - 01 June 2023.
[C21] S. Solanki, S. Gautam, V. Singh, S. K. Sharma, S. Chatzinotas, "Symbiotic Radio based Spectrum Sharing in Cooperative UAV-IRS Wireless Networks," in 2022 IEEE 95th Vehicular Technology Conference: (VTC2022-Spring), Helsinki, Finland, 2022, pp. 1-5, doi: 10.1109/VTC2022-Spring54318.2022.9860636.
[C20] S. Gautam, S. Kumar, S. Chatzinotas, B. Ottersten, "Experimental Comparison of RF Waveform Designs for Wireless Power Transmission," in IEEE International Workshop on Computer Aided Modeling and Design of Communication Links and Networks (CAMAD), Paris, France, 02 - 03 November 2021.
[C19] S. Gautam, S. Chatzinotas, B. Ottersten, "Energy Efficiency Optimization Technique for SWIPT-Enabled Multi-group Multicasting Systems with Heterogeneous Users," in 46th International Conference on Acoustics, Speech, & Signal Processing (ICASSP), Toronto, Canada.
[C18] S. Bommaraveni, S. Gautam, T. X. Vu, S. Chatzinotas, "On the Exploration and Exploitation Trade-off in Cooperative Caching-enabled Networks," in 2021 IEEE Wireless Communications and Networking Conference Workshops (IEEE WCNC 2021 Workshops), Nanjing, China.
[C17] S. Kumar, K. V. Mishra, S. Gautam, B. S. M. Ramarao, B. Ottersten, "Interference Mitigation Methods for Coexistence of Radar and Communication," in 15th European Conference on Antennas and Propagation, Düsseldorf, Germany.
[C16] S. Gautam, S. K. Sharma, S. Chatzinotas, B. Ottersten, "Modeling and Optimization of RF-Energy Harvesting-assisted Quantum Battery System," in 2021 IEEE 93rd Vehicular Technology Conference: VTC2021-Spring, Helsinki, Finland.
[C15] D.-H. Tran, V.-D. Nguyen, S. Gautam, S. Chatzinotas, T. X. Vu, B. Ottersten, "Resource Allocation for UAV Relay-Assisted IoT Communication Networks," in 2020 IEEE Globecom Workshops (GC Wkshps): IEEE GLOBECOM 2020 Workshop on Future of Wireless Access for Industrial IoT (FutureIIoT): enabling Industry 4.0 revolution.
[C14] S. Gautam, E. Lagunas, S. Kisseleff, S. Chatzinotas, B. Ottersten, "Successive Convex Approximation for Transmit Power Minimization in SWIPT-Multicast Systems," in IEEE International Conference on Communications (IEEE ICC'20), Virtual Conference. [IEEExplore Link] [ResearchGate Link] [PDF]
[C13] S. Gautam, J. Krivochiza, A. Haqiqatnejad, S. Chatzinotas, B. Ottersten, "Boosting SWIPT via Symbol-Level Precoding," in 21st IEEE International Workshop on Signal Processing Advances in Wireless Communications (IEEE SPAWC'20), Virtual Conference. [IEEExplore Link] [ResearchGate Link] [PDF]
[C12] T. X. Vu, S. Chatzinotas, S. Gautam, E. Lagunas, B. Ottersten, "Joint Optimization for PS-based SWIPT Multiuser Systems with Non-linear Energy Harvesting," in IEEE Wireless Communications and Networking Conference (WCNC'20), Virtual Conference. [IEEExplore Link] [ResearchGate Link]
[C11] S. Gautam, E. Lagunas, S. Chatzinotas, B. Ottersten, "Wireless Multi-group Multicast Precoding with Selective RF Energy Harvesting," in European Signal Processing Conference (EUSIPCO 2019), Sept. 2019, A Coruña, SPAIN. [IEEExplore Link] [ResearchGate Link] [PDF]
[C10] S. Gautam, E. Lagunas, S. Chatzinotas, B. Ottersten, "Pricing Perspective for SWIPT in OFDM-based Multi-User Wireless Cooperative Systems," in IEEE Wireless Communications and Networking Conference (WCNC'19), Apr. 2019, Marrakech, MOROCCO. [IEEExplore Link] [ResearchGate Link] [PDF]
[C9] S. Gautam, E. Lagunas, S. Vuppala, S. Chatzinotas, B. Ottersten, "QoS-Constrained Sum-Harvested Energy Maximization in OFDMA-based Wireless Cooperative Networks," in IEEE International Conference on Advanced Networks and Telecommunications Systems (ANTS'18), Dec. 2018, Indore, INDIA. [IEEExplore Link] [ResearchGate Link] [PDF]
[C8] S. Gautam, E. Lagunas, S. Chatzinotas, B. Ottersten, "Sequential Resource Distribution Technique for Multi-User OFDM-SWIPT based Cooperative Networks," in IEEE Global Communications Conference (IEEE GLOBECOM'18), Dec. 2018, Abu Dhabi, UAE. [IEEExplore Link] [ResearchGate Link] [PDF]
[C7] S. Gautam, E. Lagunas, S. Chatzinotas, B. Ottersten, "Resource Allocation and Relay Selection for Multi-User OFDM-Based Cooperative Networks with SWIPT," in IEEE 15th International Symposium on Wireless Communications Systems (ISWCS'18), Aug. 2018, Lisbon, PORTUGAL. [IEEExplore Link] [ResearchGate Link] [PDF]
[C6] S. Gautam, T. X. Vu, S. Chatzinotas, B. Ottersten, "Joint Wireless Information and Energy Transfer in Cache-assisted Relaying Systems," in IEEE Wireless Communications and Networking Conference (IEEE WCNC'18), Apr. 2018, Barcelona, SPAIN. [IEEExplore Link] [ResearchGate Link] [PDF]
[C5] S. Vuppala, T. X. Vu, S. Gautam, S. Chatzinotas, B. Ottersten, "Cache-Aided Millimeter Wave Ad-Hoc Networks," in IEEE Wireless Communications and Networking Conference (IEEE WCNC'18), Apr. 2018, Barcelona, SPAIN. [IEEExplore Link] [ResearchGate Link] [PDF]
[C4] S. Gautam, E. Lagunas, S. K. Sharma, S. Chatzinotas, and B. Ottersten, "Relay Selection Strategies for SWIPT-Enabled Cooperative Wireless Systems," in 28th Annual IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (IEEE PIMRC'17), Sept. 2017, Montreal, CANADA. [IEEExplore Link] [ResearchGate Link] [PDF]
[C3] S. Gautam, and P. Ubaidulla, "Joint Wireless Information and Energy Transfer in Cooperative Networks," in IEEE 85th Vehicular Technology Conference (IEEE VTC'17), Jun. 2017, Sydney, AUSTRALIA. [IEEExplore Link] [ResearchGate Link] [PDF]
[C2] S. Gautam, and P. Ubaidulla, "Simultaneous Transmission of Information and RF Energy in Multiuser System," in IEEE 23rd International Conference on Telecommunications (ICT'16), May, 2016, Thessaloniki, GREECE. [IEEExplore Link] [ResearchGate Link]
[C1] S. Gautam, and P. Ubaidulla, "Simultaneous Transmission of Information and Energy in OFDM Systems," in IEEE 18th International Symposium on Wireless Personal Multimedia Communication (IEEE WPMC'15), Dec. 2015, Hyderabad, INDIA. [BEST PAPER AWARD] [ResearchGate Link]
[SP1] S. Gautam, E. Lagunas, S. Chatzinotas, B. Ottersten, "Optimal Relay Selection Strategy for Joint Data and Energy Transfer in Wireless Systems," in IEEE Wireless Communications and Networking Conference (IEEE WCNC'18) - student poster session, Apr. 2018, Barcelona, SPAIN. [2-Page Paper PDF & Poster] [WCNC'18 Link] [ResearchGate Link]
[SP2] S. Gautam, E. Lagunas, S. Chatzinotas, B. Ottersten, "Relay Selection Strategies and Transceiver Design for SWIPT-enabled Cooperative Wireless Systems," in 2nd Summer School of Cyber-Physical Systems (CPS), Aug. - Sep. 2017, Cambridge, UK. [Poster PDF] [ResearchGate Link]
[TR1] S. Gautam, S. K. Sharma, D.-H. Tran, S. Chatzinotas, B. Ottersten, "Hybrid Active-and-Passive Relaying model for SWIPT-enabled 6G-IoT Greencom Networks," to TechRxiv. [TechRxiv Link]
[TR2] S. Gautam, S. Kumar, S. Chatzinotas, B. Ottersten, "Analyzing standard RF Waveform Designs for WPT," to TechRxiv.
[AR1] D.-H. Tran, V.-D. Nguyen, S. Gautam, S. Chatzinotas, T. X. Vu, B. Ottersten, "UAV Relay-Assisted Emergency Communications in IoT Networks: Resource Allocation and Trajectory Optimization," to arXiv. [arXiv Link]
[AR2] D.-H. Tran, S. Gautam, S. Chatzinotas, B. Ottersten, "Throughput Maximization for Wireless Communication systems with Backscatter- and Cache-assisted UAV Technology," to arXiv. [arXiv Link]