Selected Publications

Selected Publications (* Corresponding Author)

A complete list of my up-to-date publications can be found here.

• Information Theory for ISAC

[1] Y. Xiong, F. Liu*, Y. Cui, W. Yuan, T. -X. Han, and G. Caire, "On the Fundamental Tradeoff of Integrated Sensing and Communications Under Gaussian Channels", IEEE Transactions on Information Theory, vol. 69, no. 9, pp. 5723-5751, Sept. 2023. (2025 IEEE Communications Society & Information Theory Society Joint Paper Award)  [PDF] 

[2] Y. Xiong, F. Liu*, K. Wan, W. Yuan, Y. Cui, and G. Caire, "From Torch to Projector: Fundamental Tradeoff of Integrated Sensing and Communications," IEEE BITS the Information Theory Magazine, vol. 4, no. 1, pp. 73-90, March 2024. [PDF]  

[3] 熊一枫, 刘凡*, 袁伟杰, 崔原豪, 杨凯, 武刚, 张奇勋, 尉志青, 冯志勇, 张平, "通信感知一体化的信息理论极限 (Information-Theoretic Limits of Integrated Sensing and Communications)", 中国科学: 信息科学, 2023, 53: 2057–2086. [PDF] 

[4] F. Liu, Y. Xiong, K. Wan, T.-X. Han, and G. Caire, "Deterministic-Random Tradeoff of Integrated Sensing and Communications in Gaussian Channels: A Rate-Distortion Perspective", in 2023 IEEE International Symposium on Information Theory (ISIT), Taipei, China, 2023. [PDF] 

[5] F. Dong, F. Liu*, S. Lu, Y. Xiong, Q. Zhang, and Z. Feng, "Communication-Assisted Sensing in 6G Networks," IEEE Journal on Selected Areas in Communications, vol. 43, no. 4, pp. 1371-1386, April 2025. [PDF]

[6] F. Dong, F. Liu*, S. Lu, Y. Xiong, "Rethinking Estimation Rate for Wireless Sensing: A Rate-Distortion Perspective", IEEE Transactions on Vehicular Technology, vol. 72, no. 12, pp. 16876-16881, Dec. 2023. [PDF] 

• Random Signal Processing for ISAC 

[7] F. Liu, Y. Xiong, S. Lu, S. Li, W. Yuan, C. Masouros, S. Jin, and G. Caire, "Uncovering the Iceberg in the Sea: Fundamentals of Pulse Shaping and Modulation Design for Random ISAC Signals," IEEE Transactions on Signal Processing, vol. 73, pp. 2511-2526, 2025 [PDF]

[8] F. Liu, Y. Zhang, Y. Xiong, S. Li, W, Yuan, F. Gao, S. Jin, and G. Caire, "CP-OFDM Achieves the Lowest Average Ranging Sidelobe Under QAM/PSK Constellations," IEEE Transactions on Information Theory, Early Access, 2025. [PDF]

[9] F. Liu, Y.-F. Liu, Y. Cui, C. Masouros, J. Xu, T.-X. Han, S. Buzzi, Y. C. Eldar, and S. Jin, "Sensing With Communication Signals: From Information Theory to Signal Processing," accepted by IEEE Journal on Selected Areas in Communications. [PDF]

[10] S. Lu, F. Liu*, F. Dong, Y. Xiong, J. Xu, Y.-F. Liu, and S. Jin, "Random ISAC Signals Deserve Dedicated Precoding," IEEE Transactions on Signal Processing, vol. 72, pp. 3453-3469, 2024. [PDF]

[11] Z. Du, F. Liu*, Y. Xiong, T.-X. Han, Y. C. Eldar, and S. Jin, "Reshaping the ISAC Tradeoff Under OFDM Signaling: A Probabilistic Constellation Shaping Approach," IEEE Transactions on Signal Processing, vol. 72, pp. 4782-4797, 2024. [PDF]

[12] Z. Liao, F. Liu*, S. Li, Y. Xiong, W. Yuan, C. Masouros, and M. Lops, "Pulse Shaping for Random ISAC Signals: The Ambiguity Function Between Symbols Matters," IEEE Transactions on Wireless Communications, vol. 24, no. 4, pp. 2832-2846, April 2025. [PDF] 

• Sensing-Assisted Communications

[13] Y. Li, F. Liu*, Z. Du, W. Yuan, Q. Shi, and C. Masouros, "Frame Structure and Protocol Design for Sensing-Assisted NR-V2X Communications," IEEE Transactions on Mobile Computing, vol. 23, no. 12, pp. 11045-11060, Dec. 2024. [PDF] 

[14] X. Meng, F. Liu*, C. Masouros, W. Yuan, Q. Zhang, and Z. Feng, "Vehicular Connectivity on Complex Trajectories: Roadway-Geometry Aware ISAC Beam-tracking," IEEE Transactions on Wireless Communications, vol. 22, no. 11, pp. 7408-7423, Nov. 2023. [PDF] 

[15] Z. Du, F. Liu*, W. Yuan, C. Masouros, Z. Zhang, S. Xia, and G. Caire, "Integrated Sensing and Communications for V2I Networks: Dynamic Predictive Beamforming for Extended Vehicle Targets," IEEE Transactions on Wireless Communications, vol. 22, no. 6, pp. 3612-3627, June 2023. [PDF] 

[16] W. Yuan, F. Liu*, C. Masouros, J. Yuan, D. W. K. Ng and N. G. Prelcic, "Bayesian Predictive Beamforming for Vehicular Networks: A Low-Overhead Joint Radar-Communication Approach", IEEE Transactions on Wireless Communications, vol. 20, no. 3, pp. 1442-1456, March 2021. [PDF] 

[17] F. Liu, W. Yuan, C. Masouros and J. Yuan, "Radar-assisted Predictive Beamforming for Vehicular Links: Communication Served by Sensing", IEEE Transactions on Wireless Communications, vol. 19, no. 11, pp. 7704-7719, Nov. 2020. [PDF]  

• Joint Beamforming Design for ISAC

[18] F. Liu, Y. -F. Liu, A. Li, C. Masouros and Y. C. Eldar, "Cramér-Rao Bound Optimization for Joint Radar-Communication Beamforming", IEEE Transactions on Signal Processing, vol. 70, pp. 240-253, 2022. [PDF] (2024 IEEE Signal Processing Society Best Paper Award) 

[19] F. Liu*, C. Masouros, A. Petropulu, H. Griffiths and L. Hanzo, "Joint Radar and Communication Design: Applications, State-of-the-art and the Road Ahead", IEEE Transactions on Communications, vol. 68, no. 6, pp. 3834-3862, June 2020. - EiC Invited Paper [PDF]  (2023 IEEE ComSoc Stephan O. Rice Prize)

[20] F. Liu*, L. Zhou, C. Masouros, A. Li, W. Luo, and A. Petropulu, "Toward Dual-functional Radar-Communication Systems: Optimal Waveform Design," IEEE Transactions on Signal Processing, vol. 66, no. 16, pp. 4264-4279, Aug. 2018. [PDF] (2021 IEEE Signal Processing Society Young Author Best Paper Award)

[21] F. Liu*, C. Masouros, A. Li, H. Sun and L. Hanzo, "MU-MIMO Communications with MIMO Radar: From Co-existence to Joint Transmission," IEEE Transactions on Wireless Communications, vol. 17, no. 4, pp. 2755-2770, April 2018. [PDF]  

[22] F. Liu*, C. Masouros, A. Li, T. Ratnarajah, and J. Zhou, "MIMO Radar and Cellular Coexistence: A Power-Efficient Approach Enabled by Interference Exploitation," IEEE Transactions on Signal Processing, vol. 66, no. 14, pp. 3681-3695, Jul. 2018. [PDF]

• ISAC Overview

[23] F. Liu, L. Zheng*, Y. Cui, C. Masouros, A. P. Petropulu, H. Griffiths, and Y. C. Eldar, "Seventy Years of Radar and Communications: The Road from Separation to Integration," IEEE Signal Processing Magazine, vol. 40, no. 5, pp. 106-121, July 2023 - Invited by the IEEE SPM Special Issue on the 75th Anniversary of the SPS [PDF]

[24] F. Liu, Y. Cui*, C. Masouros, J. Xu, T.-X. Han, Y. C. Eldar, and S. Buzzi, "Integrated Sensing and Communications: Towards Dual-functional Wireless Networks for 6G and Beyond", IEEE Journal on Selected Areas in Communications, vol. 40, no. 6, pp. 1728-1767, June 2022. [PDF] 

[25] J. A. Zhang, F. Liu*, C. Masouros, R. W. Heath Jr., Z. Feng, L. Zheng and A. Petropulu, "An Overview of Signal Processing Techniques for Joint Communication and Radar Sensing", IEEE Journal of Selected Topics in Signal Processing, vol. 15, no. 6, pp. 1295-1315, Nov. 2021 [PDF] (2024 IEEE Signal Processing Society Donald G. Fink Overview Paper Award)

[26] Y. Cui, F. Liu, X. Jing and J. Mu*, "Integrating Radio Sensing and Communications for Ubiquitous IoT: Applications, Trends and Challenges", IEEE Network, vol. 35, no. 5, pp. 158-167, September/October 2021. [PDF] (2024 IEEE ComSoc Asia-Pacific Outstanding Paper Award)

[27] S. Lu, F. Liu*, Y. Li, K. Zhang, H. Huang, J. Zou, X. Li, Y. Dong, F. Dong, J. Zhu, Y. Xiong, W. Yuan, Y. Cui, and L. Hanzo, "Integrated Sensing and Communications: Recent Advances and Ten Open Challenges," IEEE Internet of Things Journal, vol. 11, no. 11, pp. 19094-19120, June, 2024. [PDF]