I received the B.S. degree in Electronics Information Engineering from Dalian University of Technology, Dalian, China, in 2018, and the Ph.D. degree from School of Information and Communication Engineering, Dalian University of Technology, Dalian, China, in 2023. My Ph. D. advisor is Prof. Ming Li. I am currently working as a Postdoctoral Scholar with Prof. Swindlehurst at the Department of Electrical Engineering and Computer Science, University of California, Irvine. My research interests mainly focus on signal processing, massive MIMO systems, reconfigurable intelligent surfaces, and integrated sensing and communication. Please feel free to contact me at rangl2@uci.edu.

๐Ÿ”ฅ News

  • 2024.03: ย  I am invited to present our work about RIS-ISAC on SPS Webinar. [video], [slides]
  • 2024.02: ย  Some codepackages are made public for personal and academic use.
  • 2023.11: ย  My paper is accepted by TWC.
  • 2023.09: ย  My postdoc research starts at UCI. :)
  • 2023.08: ย  My conference paper is accepted by Globecom 2023.
  • 2023.07: ย  I successfully defend my doctoral dissertation.
  • 2022.11: ย  My paper is accepted by WC and CL.
  • 2022.10: ย  I received the National Scholarship.
    ย ย ย ย ย ย ย ย ย ย ย ย ย ย ย  My paper is accepted by WCL.
  • 2022.07: ย  My blog is online. Yeah!

๐Ÿ“ Journal

  1. Rang Liu, M. Li, Q. Liu, and A. L. Swindlehurst, โ€œSNR/CRB-constrained joint beamforming and reflection designs for RIS-ISAC systems,โ€ IEEE Trans. Wireless Commun., to appear. [code]

  2. Rang Liu, M. Li, H. Luo, Q. Liu, and A. L. Swindlehurst, โ€œIntegrated sensing and communication with reconfigurable intelligent surfaces: Opportunities, applications, and future directions,โ€ IEEE Wireless Commun., vol. 30, no. 1, pp. 50-57, Feb. 2023. [code]

  3. Rang Liu, M. Li, and Q. Liu, โ€œJoint transmit waveform and reflection design for RIS-assisted MIMO radar systems,โ€ IEEE Commun. Lett., vol. 27, no. 2, pp. 615-619, Feb. 2023. supporting document

  4. Rang Liu, Z. Bo, M. Li, and Q. Liu, โ€œEnd-to-end learning for symbol-level precoding and detection with adaptive modulation,โ€ IEEE Wireless Commun. Lett., vol. 12, no. 1, pp. 50-54, Jan. 2023.

  5. Rang Liu, M. Li, Y. Liu, Q. Wu, and Q. Liu, โ€œJoint transmit waveform and passive beamforming design for RIS-aided DFRC systems,โ€ IEEE J. Sel. Topics Signal Process. (JSTSP), vol. 16, no. 5, pp. 995-1010, Aug. 2022. [code]

  6. Rang Liu, M. Li, Q. Liu, and A. L. Swindlehurst, โ€œJoint waveform and filter designs for STAP-SLP-based MIMO-DFRC systems,โ€ IEEE J. Sel. Areas Commun. (JSAC), vol. 40, no. 6, pp. 1918-1931, Jun. 2022. [code]

  7. Rang Liu, M. Li, Q. Liu, and A. L. Swindlehurst, โ€œDual-functional radar-communication waveform design: A symbol-level precoding approach,โ€ IEEE J. Sel. Topics Signal Process. (JSTSP), vol. 15, no. 6, pp. 1316-1331, Nov. 2021.

  8. Rang Liu, M. Li, Q. Liu, A. L. Swindlehurst, and Q. Wu, โ€œIntelligent reflecting surface based passive information transmission: A symbol-level precoding approach,โ€ IEEE Trans. Veh. Technol., vol. 70, no. 7, pp. 6735-6749, Jul. 2021. [code]

  9. Rang Liu, M. Li, Q. Liu, and A. Lee Swindlehurst, โ€œJoint symbol-level precoding and reflecting designs for IRS-enhanced MU-MISO systems,โ€ IEEE Trans. Wireless Commun., vol. 20, no. 2, pp. 798-811, Feb. 2021. [code]

  10. Rang Liu, M. Li, Q. Liu, and A. Lee Swindlehurst, โ€œSecure symbol-level precoding in MU-MISO wiretap systems,โ€ IEEE Trans. Inf. Forens. Security, vol. 15, pp. 3359-3373, Apr. 2020.

  11. Rang Liu, H. Li, and M. Li, โ€œSymbol-level hybrid precoding in mmWave multiuser MISO systems,โ€ IEEE Commun. Lett., vol. 23, no. 9, pp. 1636-1639, Sep. 2019.

  12. ๅˆ˜่ฎฉ, ็ฝ—ๆณ“ๆ˜Š, ๆŽๆ˜Ž. ๆ™บ่ƒฝ่ถ…่กจ้ขๅœจ้€šไฟกๆ„Ÿ็Ÿฅไธ€ไฝ“ๅŒ–็ณป็ปŸไธญ็š„ๅบ”็”จ[J]. ไธญๅ…ด้€š่ฎฏๆŠ€ๆœฏ, 2022, 28(3): 53-57.

  13. H. Luo, Rang Liu (corresponding author), M. Li, and Q. Liu, โ€œRIS-aided integrated sensing and communication: Joint beamforming and reflection design,โ€ IEEE Trans. Veh. Technol., vol. 72, no. 7, pp. 9626-9630, Jul. 2023.

  14. J. Chu, Rang Liu (corresponding author), M. Li, Y. Liu, and Q. Liu, โ€œJoint secure transmit beamforming designs for integrated sensing and communication systems,โ€ IEEE Trans. Veh. Technol., vol. 72, no. 4, pp. 4778-4791, Apr. 2023.

  15. H. Luo, Rang Liu (corresponding author), M. Li, Y. Liu, and Q. Liu, โ€œJoint beamforming design for RIS-assisted integrated sensing and communication systems,โ€ IEEE Trans. Veh. Technol., vol. 71, no. 12, pp. 13393 - 13397, Dec. 2022.

  16. Z. Xiao, Rang Liu (corresponding author), M. Li, Y. Liu, and Q. Liu, โ€œLow-complexity designs of symbol-level precoding for MU-MISO systems,โ€ IEEE Trans. Commun., vol. 70, no. 7, pp. 4624-4639, Jul. 2022.

๐Ÿ“ Journal

  1. M. Liu, M. Liu, Rang Liu, and Q. Liu, โ€œDynamic hybrid beamforming designs for ELAA near-field communications,โ€ submitted.

  2. P. Jiang, Rang Liu, M. Li, W. Wang, and Q. Liu, โ€œSLP-based dual-functional waveform design for ISAC systems: A deep learning approach,โ€ submitted.

  3. Z. Xiao, Rang Liu, M. Li, W. Wang, and Q. Liu, โ€œSparsity exploitation via joint receive processing and transmit beamforming design for MIMO-OFDM ISAC systems,โ€ submitted.

  4. Z. Xiao, Rang Liu, M. Li, and Q. Liu, โ€œA novel joint angle-range-velocity estimation method for MIMO-OFDM ISAC systems,โ€ submitted.

  5. H. Zhang, Rang Liu, M. Li, W. Wang, and Q. Liu, โ€œJoint sensing and communication optimization in target-mounted STARS-assisted vehicular networks: A MADRL approach,โ€ IEEE Trans. Veh. Technol., to appear.

  6. Q. Zhu, M. Li, Rang Liu, and Q. Liu, โ€œCramer-Rao bound optimization for active RIs-empowered ISAC systems,โ€ IEEE Trans. Wireless Commun., to appear.

  7. J. Chu, Z. Lu, Rang Liu, M. Li, and Q. Liu, โ€œJoint beamforming and reflection design for secure RIS-ISAC systems,โ€ IEEE Trans. Veh. Technol., vol. 73, no. 3, pp. 4471-4475, Mar. 2024.

  8. Q. Liu, Y. Zhu, M. Li, Rang Liu, Y. Liu, and Z. Lu, โ€œDRL-based secrecy rate optimization for RIS-assisted secure ISAC systems,โ€ IEEE Trans. Veh. Technol., vol. 72, no. 2, pp. 16871-16875, Dec. 2023.

  9. Q. Zhu, M. Li, Rang Liu, and Q. Liu, โ€œJoint transceiver beamforming and reflecting design for active RIS-aided ISAC systems,โ€ IEEE Trans. Veh. Technol., vol. 72, no. 7, pp. 9636-9640, Jul. 2023.

  10. S. Liu, Rang Liu, M. Li, Y. Liu, and Q. Liu, โ€œJoint BS-RIS-user association and beamforming design for RIS-assisted cellular networks,โ€ IEEE Trans. Veh. Technol., vol. 72, no. 5, pp. 6113-6128, May 2023.

  11. P. Ni, M. Li, Rang Liu, and Q. Liu, โ€œPartially distributed beamforming design for RIS-aided cell-free networks,โ€ IEEE Trans. Veh. Technol., vol. 71, no. 12, pp. 13377 - 13381, Dec. 2022.

  12. Q. Zhu, M. Li, Rang Liu, Y. Liu, and Q. Liu, โ€œJoint beamforming designs for active reconfigurable intelligent surface: A sub-connected array architecture,โ€ IEEE Trans. Commun., vol. 70, no. 11, pp. 7628-7643, Nov. 2022.

  13. Z. Wang, M. Li, Rang Liu, and Q. Liu, โ€œJoint user association and hybrid beamforming for cell-free mmWave MIMO communications,โ€ IEEE Trans. Commun., vol. 70, no. 11, pp. 7307-7321, Nov. 2022.

  14. A. L. Swindlehurst, G. Zhou, Rang Liu, C. Pan, and M. Li, โ€œChannel estimation with reconfigurable intelligent surfaces โ€“ A general framework,โ€ Proceedings of the IEEE, vol. 110, no. 9, pp. 1312-1338, Sep. 2022.

  15. P. Ni, Rang Liu, M. Li, and Q. Liu, โ€œUser association and hybrid beamforming designs for cooperative mmWave MIMO systems,โ€ IEEE Trans. Signal Inf. Process. Netw., vol. 8, pp. 641-654, Jul. 2022.

  16. W. Cai, Rang Liu, M. Li, Y. Liu, Q. Wu, and Q. Liu, โ€œIRS-assisted multi-cell multi-band systems: Practical reflection model and joint beamforming designs,โ€ IEEE Trans. Commun., vol. 70, no. 6, pp. 3897-3911, Jun. 2022.

  17. Z. Bo, Rang Liu, M. Li, and Q. Liu, โ€œDeep learning based efficient symbol-level precoding design for MU-MISO systems,โ€ IEEE Trans. Veh. Technol., vol. 70, no. 8, pp. 8309-8313, Aug. 2021.

  18. Y. Ma, Rang Liu, M. Li, and Q. Liu, โ€œPassive information transmission in intelligent reflecting surface aided MISO systems,โ€ IEEE Commun. Lett., vol. 24, no. 12, pp. 2951-2955, Dec. 2020.

๐Ÿ“ Conference

  1. Rang Liu, M. Li, and Q. Liu, โ€œJoint transmit/receive antenna selection and beamforming design for ISAC systems,โ€ in Proc. IEEE Global Commun. Conf. (GLOBECOM), Kuala Lumpur, Malaysia, Dec. 2023.

  2. Rang Liu, M. Li, and A. L. Swindlehurst, โ€œJoint beamforming and reflection design for RIS-assisted ISAC systems,โ€ in Proc. European Signal Process. Conf. (EUSIPCO), Belgrade, Serbia, Aug. 2022, invited paper.

  3. Rang Liu, M. Li, Q. Liu, and A. L. Swindlehurst, โ€œJoint transmit waveform and receive filter design for dual-functional radar-communication systems,โ€ in Proc. IEEE Int. Conf. Commun. (ICC), Seoul, South Korea, May 2022.

  4. Rang Liu, M. Li, Y. Liu, and Q. Liu, โ€œSymbol-level precoding design for dual-functional radar-communication systems,โ€ in Proc. IEEE Int. Conf. Commun. (ICC), Montreal, Canada, Jun. 2021.

  5. Rang Liu, H. Li, M. Li, and Q. Liu, โ€œSecure symbol-level precoding design for QAM signals in MU-MISO wiretap systems,โ€ in Proc. IEEE Int. Conf. Commun. (ICC), Dublin, Ireland, Jun. 2020.

  6. Rang Liu, H. Li, M. Li, and Q. Liu, โ€œSymbol-level precoding design for IRS-assisted MU-MISO systems,โ€ in Proc. IEEE Wireless Commun. Netw. Conf. (WCNC), Seoul, Korea (South), May 2020.

  7. Rang Liu, H. Li, M. Li, and Q. Liu, โ€œSymbol-level precoding design for intelligent reflecting surface assisted multi-user MIMO systems,โ€ in Proc. Int. Conf. Wireless Commun. Signal Process. (WCSP), Xian, China, Oct. 2019.

  8. Rang Liu, H. Li, Y. Guo, M. Li, and Q. Liu, โ€œHybrid beamformer design with low-resolution phase shifters in MU-MISO SWIPT systems,โ€ in Proc. Int. Conf. Wireless Commun. Signal Process. (WCSP), Hangzhou, China, Oct. 2018.

๐Ÿ“ Conference

  1. M. Liu, M. Li, Rang Liu, and Q. Liu, โ€œA novel dynamic hybrid beamforming design for ELAA systems, in Proc. IEEE Int. Conf. Commun. (ICC), Denver, USA, Jun. 2024.

  2. P. Li, Z. Xiao, M. Li, Rang Liu, and Q. Liu, โ€œLow-range-sidelobe waveform design for MIMO-OFDM ISAC systems, in Proc. IEEE Int. Conf. Commun. (ICC), Denver, USA, Jun. 2024.

  3. P. Jiang, Rang Liu, M. Li, Z. Xiao, and Q. Liu, โ€œDeep learning for SLP-based ISAC waveform design, in Proc. IEEE Int. Conf. Commun. (ICC), Denver, USA, Jun. 2024.

  4. L. V. Nguyen, Rang Liu, and A. L. Swindlehurst, โ€œExploitation of symmetrical non-convexity for symbol-level DFRC signal design, in Proc. IEEE Int. Conf. Commun. (ICC), Denver, USA, Jun. 2024.

  5. S. Liu, Rang Liu, Z. Lu, M. Li, and Q. Liu, โ€œCooperative cell-free ISAC networks: Joint BS mode selection and beamforming design, in Proc. IEEE Wireless Commun. Netw. Conf. (WCNC), Dubai, United Arab Emirates, Apr. 2024.

  6. Y. Zheng, Rang Liu, M. Li, and Q. Liu, โ€œEnd-to-end learning for SLP-based ISAC systems, in Proc. IEEE Wireless Commun. Netw. Conf. (WCNC), Dubai, United Arab Emirates, Apr. 2024.

  7. Y. Yang, Z. Lu, M. Li, Rang Liu, and Q. Liu, โ€œA practical beamforming design for active RIS-assisted MU-MISO systems, in Proc. IEEE Wireless Commun. Netw. Conf. (WCNC), Dubai, United Arab Emirates, Apr. 2024.

  8. H. Zhang, S. Liu, Rang Liu, M. Li, and Q. Liu, โ€œDistributed DRL based beamforming design for RIS-assisted multi-cell systems, in Proc. IEEE Global Commun. Conf. (GLOBECOM), Kuala Lumpur, Malaysia, Dec. 2023.

  9. W. Yang, Rang Liu, W. Cai, M. Li, and Q. Liu, โ€œChannel estimation and pilot allocation for practical RIS-aided wideband OFDMA systems,โ€ in Proc. IEEE Int. Conf. Commun. (ICC), Rome, Italy, May 2023.

  10. Z. Xiao, Rang Liu, M. Li, Y. Liu, and Q. Liu, โ€œJoint beamforming design in DFRC systems for wideband sensing and OFDM communications,โ€ in Proc. IEEE Global Commun. Conf. (GLOBECOM), Rio de Janeiro, Brazil, Dec. 2022.

  11. J. Chu, Rang Liu, Y. Liu, M. Li, and Q. Liu, โ€œJoint transmit beamforming design for secure communication and radar coexistence systems,โ€ in IEEE Wireless Commun. Netw. Conf. Workshops (WCNCW), Austin, USA, Apr. 2022.

  12. Y. Ma, Rang Liu, M. Li, Y. Liu, Q. Wu, and Q. Liu, โ€œReflection and relay dual-functional RIS assisted MU-MISO systems,โ€ in IEEE Wireless Commun. Netw. Conf. Workshops (WCNCW), Austin, USA, Apr. 2022.

  13. Z. Xiao, Rang Liu, Y. Liu, M. Li, and Q. Liu, โ€œLow-complexity grouped symbol-level precoding for MU-MISO systems,โ€ in Proc. IEEE Global Commun. Conf. (GLOBECOM), Madrid, Spain, Dec. 2021.

  14. W. Cai, Rang Liu, Y. Liu, M. Li, and Q. Liu, โ€œJoint beamforming designs for intelligent omni surface assisted wreless communication systems,โ€ in Proc. IEEE Global Commun. Conf. (GLOBECOM), Madrid, Spain, Dec. 2021.

  15. P. Ni, Rang Liu, M. Li, and Q. Liu, โ€œHybrid analog-digital beamforming in cooperative mmWave MIMO systems,โ€ in Proc. IEEE Global Commun. Conf. (GLOBECOM), Madrid, Spain, Dec. 2021.

  16. Q. Zhu, Rang Liu, Y. Liu, M. Li, and Q. Liu, โ€œJoint design of hybrid and reflection beamforming for RIS-aided mmWave MIMO communications,โ€ in IEEE Globecom Workshops (GC Wkshps), Madrid, Spain, Dec. 2021.

  17. J. Chu, Rang Liu, Y. Liu, M. Li, and Q. Liu, โ€œAN-aided secure beamforming design for dual-functional radar-communication systems,โ€ in IEEE/CIC Int. Conf. Commun. China (ICCC Workshops), Xiamen, China, Jul. 2021.

  18. S. Liu, P. Ni, Rang Liu, Y. Liu, M. Li, and Q. Liu, โ€œBS-RIS-user association and beamforming designs for RIS-aided cellular networks,โ€ in Proc. IEEE/CIC Int. Conf. Commun. China (ICCC), Xiamen, China, Jul. 2021.

  19. Q. Zhu, H. Li, Rang Liu, M. Li, and Q. Liu, โ€œHybrid beamforming and passive reflection design for RIS-assisted mmWave MIMO systems,โ€ in IEEE Int. Conf. Commun. Workshops (ICC Workshops), Montreal, Canada, Jun. 2021.

  20. W. Yang, H. Li, Rang Liu, M. Li, and Q. Liu, โ€œChannel estimation for practical IRS-assisted OFDM systems,โ€ in IEEE Wireless Commun. Network Conf. Workshops (WCNCW), Nanjing, China, Apr. 2021.

  21. W. Cai, Rang Liu, Y. Liu, M. Li, and Q. Liu, โ€œIntelligent reflecting surface assisted multi-cell multi-band wireless networks,โ€ in Proc. IEEE Wireless Commun. Netw. Conf. (WCNC), Nanjing, China, Apr. 2021.

  22. Z. Bo, Rang Liu, Y. Guo, M. Li, and Q. Liu, โ€œDeep learning based low-resolution hybrid precoding design for mmWave MISO systems,โ€ in IEEE Globecom Workshops (GC Wkshps), Taipei, Taiwan, Dec. 2020.

  23. H. Li, Rang Liu, Z. Wang, M. Li, and Q. Liu, โ€œPrecoder design for dynamically sub-connected hybrid architecture in MU-MISO-OFDM systems,โ€ in Proc. IEEE Veh. Technol. Conf. (VTC2020-Fall), Victoria, Canada, Dec. 2020.

  24. Z. Wang, Rang Liu, H. Li, M. Li, and Q. Liu, โ€œHybrid beamforming design for C-RAN based mmWave cell-free systems,โ€ in Proc. IEEE Veh. Technol. Conf. (VTC2020-Fall), Victoria, Canada, Dec. 2020.

  25. H. Li, Rang Liu, M. Li, Q. Liu, and X. Li, โ€œIRS-enhanced wideband MU-MISO-OFDM communication systems,โ€ in Proc. IEEE Wireless Commun. Netw. Conf. (WCNC), Seoul, Korea (South), May 2020.

  26. H. Li, Rang Liu, M. Li, and Q. Liu, โ€œFP-based hybrid precoding with dynamic subarrays and low-resolution PSs,โ€ in Proc. Int. Conf. Wireless Commun. Signal Process. (WCSP), Xian, China, Oct. 2019.

๐ŸŽ– Honors and Awards

  • 2023.12: I receive the Outstanding Doctoral Dissertation of CESE.
  • 2020.10: I receive the National Scholarship.
  • 2022.10: I receive the National Scholarship.

๐Ÿ“– Educations

  • 2020.09 - 2023.09: Dalian University of Technology. Major in Information and Communication Engineering.
  • 2014.09 - 2018.06: Dalian University of Technology. Major in Electronic and Information Engineering.

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