Publications

[J29] X. Yu, H. Liu, S. Gong, W. Shen, J. Zhao and C. Xing, "Channel Estimation for Irregular Subarrayed RIS-Aided mmwave Communications," in IEEE Transactions on Vehicular Technology, doi: 10.1109/TVT.2025.3574404. [IEEE URL]
[J28] X. Ge, W. Shen, B. Shim, Y. L. Guan and J. An, "Energy-efficient Beamforming Design with Partial CSI Feedback for RIS-assisted Systems," in IEEE Transactions on Wireless Communications, doi: 10.1109/TWC.2025.3570386. [IEEE URL] [TechRxiv] [Codes]
[J27] Y. He, C. Ma, Z. Zhu, J. An and W. Shen, "Terahertz communication payload architecture for space information networks: Challenges, Key Technologies, and Trends," in IEEE Network, doi: 10.1109/MNET.2025.3570239. [IEEE URL]
[J26] X. Wang, S. Gong, W. Shen, et al. "Multi-Carrier Faster-Than-Nyquist Signaling for OTFS Systems," arXiv preprint, arXiv:2501.06750, 2025. [arXiv]
[J25] Z. Deng, C. Xing, W. Shen, Y. Wu and B. Ottersten, "Unitary Approximate Message Passing Detector for OTSM System Based on Walsh-Hadamard Transform in LEO Satellite Communications," in IEEE Transactions on Vehicular Technology, vol. 74, no. 5, pp. 7744-7759, May 2025, doi: 10.1109/TVT.2025.3526622. [IEEE URL]
[J24] X. Ge, S. Yu, W. Shen, C. Xing and B. Shim, "Beamforming Design With Partial Channel Estimation and Feedback for FDD RIS-Assisted Systems," in IEEE Transactions on Wireless Communications, vol. 23, no. 6, pp. 6347-6361, June 2024, doi: 10.1109/TWC.2023.3331054. [IEEE URL] [arXiv] [Codes]
[J23] X. Yu, W. Shen, R. Zhang, C. Xing and T. Q. S. Quek, "Channel Estimation for XL-RIS-Aided Millimeter-Wave Systems," in IEEE Transactions on Communications, vol. 71, no. 9, pp. 5519-5533, Sept. 2023, doi: 10.1109/TCOMM.2023.3286450. [IEEE URL]
[J22] J. Chen, W. Shen, S. Luo, S. Ma, C. Xing and L. Hanzo, "Estimation of Dispersive High-Doppler Channels in the RIS-Aided mmWave Internet of Vehicles," in IEEE Internet of Things Journal, vol. 11, no. 1, pp. 677-691, 1 Jan.1, 2024, doi: 10.1109/JIOT.2023.3286279. [IEEE URL]
[J21] X. Wang, W. Shen, C. Xing, J. An and L. Hanzo, "Joint Bayesian Channel Estimation and Data Detection for OTFS Systems in LEO Satellite Communications," in IEEE Transactions on Communications, vol. 70, no. 7, pp. 4386-4399, July 2022, doi: 10.1109/TCOMM.2022.3179389. [IEEE URL]
[J20] H. Liu, Y. Zhang, S. Gong, W. Shen, C. Xing and J. An, "Optimal Transmission Strategy and Time Allocation for RIS-Enhanced Partially WPSNs," in IEEE Transactions on Wireless Communications, vol. 21, no. 9, pp. 7207-7221, Sept. 2022, doi: 10.1109/TWC.2022.3156732. [IEEE URL]
[J19] X. Ge, W. Shen, C. Xing, L. Zhao and J. An, "Training Beam Design for Channel Estimation in Hybrid mmWave MIMO Systems," in IEEE Transactions on Wireless Communications, vol. 21, no. 9, pp. 7121-7134, Sept. 2022, doi: 10.1109/TWC.2022.3155157. [IEEE URL] [arXiv] [Codes]
[J18] S. Ma, W. Shen, X. Gao and J. An, "Robust Channel Estimation for RIS-Aided Millimeter-Wave System With RIS Blockage," in IEEE Transactions on Vehicular Technology, vol. 71, no. 5, pp. 5621-5626, May 2022, doi: 10.1109/TVT.2022.3153966. [IEEE URL]
[J17] H. Dai, W. Shen, L. Ding, S. Gong and J. An, "Subarray Partition Algorithms for RIS-Aided MIMO Communications," in IEEE Internet of Things Journal, vol. 9, no. 17, pp. 16196-16208, 1 Sept.1, 2022, doi: 10.1109/JIOT.2022.3150971. [IEEE URL]
[J16] C. Feng, W. Shen, J. An and L. Hanzo, "Joint Hybrid and Passive RIS-Assisted Beamforming for mmWave MIMO Systems Relying on Dynamically Configured Subarrays," in IEEE Internet of Things Journal, vol. 9, no. 15, pp. 13913-13926, 1 Aug.1, 2022, doi: 10.1109/JIOT.2022.3142932. [IEEE URL] [arXiv]
[J15] C. Feng, W. Shen, J. An and L. Hanzo, "Weighted Sum Rate Maximization of the mmWave Cell-Free MIMO Downlink Relying on Hybrid Precoding," in IEEE Transactions on Wireless Communications, vol. 21, no. 4, pp. 2547-2560, April 2022, doi: 10.1109/TWC.2021.3113458. [IEEE URL] [arXiv]
[J14] S. Ma, W. Shen, J. An and L. Hanzo, "Wideband Channel Estimation for IRS-Aided Systems in the Face of Beam Squint," in IEEE Transactions on Wireless Communications, vol. 20, no. 10, pp. 6240-6253, Oct. 2021, doi: 10.1109/TWC.2021.3072694. [IEEE URL] [arXiv]
[J13] C. Feng, W. Shen, X. Gao and J. An, "Passive beamforming design for intelligent reflecting surface assisted MIMO systems," in China Communications, vol. 18, no. 3, pp. 18-28, March 2021, doi: 10.23919/JCC.2021.03.002. [IEEE URL] [arXiv]
[J12] C. Feng, W. Shen, X. Gao, J. An and L. Hanzo, "Dynamic Hybrid Precoding Relying on Twin- Resolution Phase Shifters in Millimeter- Wave Communication Systems," in IEEE Transactions on Wireless Communications, vol. 20, no. 2, pp. 812-826, Feb. 2021, doi: 10.1109/TWC.2020.3028433. [IEEE URL]
[J11] S. Ma, W. Shen, J. An and L. Hanzo, "Antenna Array Diagnosis for Millimeter-Wave MIMO Systems," in IEEE Transactions on Vehicular Technology, vol. 69, no. 4, pp. 4585-4589, April 2020, doi: 10.1109/TVT.2020.2977733. [IEEE URL] [arXiv]
[J10] W. Shen, X. Bu, X. Gao, C. Xing and L. Hanzo, "Beamspace Precoding and Beam Selection for Wideband Millimeter-Wave MIMO Relying on Lens Antenna Arrays," in IEEE Transactions on Signal Processing, vol. 67, no. 24, pp. 6301-6313, 15 Dec.15, 2019, doi: 10.1109/TSP.2019.2953595. [IEEE URL]
[J9] C. Feng, W. Shen and J. An, "Beam Selection for Wideband Millimeter Wave MIMO Relying on Lens Antenna Arrays," in IEEE Communications Letters, vol. 23, no. 10, pp. 1875-1878, Oct. 2019, doi: 10.1109/LCOMM.2019.2930081. [IEEE URL] [arXiv]
[J8] W. Shen, L. Dai, J. An, P. Fan and R. W. Heath, "Channel Estimation for Orthogonal Time Frequency Space (OTFS) Massive MIMO," in IEEE Transactions on Signal Processing, vol. 67, no. 16, pp. 4204-4217, 15 Aug.15, 2019, doi: 10.1109/TSP.2019.2919411. [IEEE URL] [Codes]
[J7] W. Shen, L. Dai, B. Shim, Z. Wang and R. W. Heath, "Channel Feedback Based on AoD-Adaptive Subspace Codebook in FDD Massive MIMO Systems," in IEEE Transactions on Communications, vol. 66, no. 11, pp. 5235-5248, Nov. 2018, doi: 10.1109/TCOMM.2018.2849755. [IEEE URL] [arXiv] [Codes]
[J6] W. Shen, L. Dai, Y. Li, Z. Wang and L. Hanzo, "Channel Feedback Codebook Design for Millimeter-Wave Massive MIMO Systems Relying on Lens Antenna Array," in IEEE Wireless Communications Letters, vol. 7, no. 5, pp. 736-739, Oct. 2018, doi: 10.1109/LWC.2018.2818130. [IEEE URL] [Codes]
[J5] W. Shen, L. Dai, Y. Zhang, J. Li and Z. Wang, "On the Performance of Channel-Statistics-Based Codebook for Massive MIMO Channel Feedback," in IEEE Transactions on Vehicular Technology, vol. 66, no. 8, pp. 7553-7557, Aug. 2017, doi: 10.1109/TVT.2017.2656908. [IEEE URL] [arXiv] [Codes]
[J4] W. Shen, L. Dai, Y. Shi, B. Shim and Z. Wang, "Joint Channel Training and Feedback for FDD Massive MIMO Systems," in IEEE Transactions on Vehicular Technology, vol. 65, no. 10, pp. 8762-8767, Oct. 2016, doi: 10.1109/TVT.2015.2508033. [IEEE URL] [arXiv] [Codes]
[J3] W. Shen, L. Dai, B. Shim, S. Mumtaz and Z. Wang, "Joint CSIT Acquisition Based on Low-Rank Matrix Completion for FDD Massive MIMO Systems," in IEEE Communications Letters, vol. 19, no. 12, pp. 2178-2181, Dec. 2015, doi: 10.1109/LCOMM.2015.2492960. [IEEE URL] [arXiv] [Codes]
[J2] W. Shen, L. Dai, Y. Shi, et al. "Compressive sensing‐based differential channel feedback for massive MIMO," in Electronics Letters, 2015, 51(22): 1824-1826. [URL] [arXiv] [Codes]
[J1] W. Shen, L. Dai, Z. Gao, et al. "Spatially correlated channel estimation based on block iterative support detection for massive MIMO systems," in Electronics Letters, 2015, 51(7): 587-588. [URL] [arXiv] [Codes]
[C10] Y. Hao, W. Shen, X. Bu and J. An, "Precoding Design for OTFS-MIMO System with Beam Squint Effect," 2024 IEEE Wireless Communications and Networking Conference (WCNC), Dubai, United Arab Emirates, 2024, pp. 1-6, doi: 10.1109/WCNC57260.2024.10570828. [IEEE URL] [TechRxiv] [Codes]
[C9] B. Tian, W. Shen, X. Gao, Y. Guo, J. An and X. Bu, "A Novel Architecture for THz-Band Intersatellite Link Service," 2021 IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP), Chongqing, China, 2021, pp. 202-204, doi: 10.1109/IMWS-AMP53428.2021.9644008. [IEEE URL]
[C8] T. Mir, L. Dai, Y. Yang, W. Shen and B. Wang, "Optimal FemtoCell Density for Maximizing Throughput in 5G Heterogeneous Networks under Outage Constraints," 2017 IEEE 86th Vehicular Technology Conference (VTC-Fall), Toronto, ON, Canada, 2017, pp. 1-5, doi: 10.1109/VTCFall.2017.8288059. [IEEE URL] [Codes]
[C7] W. Shen, L. Dai, G. Gui, Z. Wang, R. W. Heath and F. Adachi, "AoD-adaptive subspace codebook for channel feedback in FDD massive MIMO systems," 2017 IEEE International Conference on Communications (ICC), Paris, France, 2017, pp. 1-5, doi: 10.1109/ICC.2017.7997168. [IEEE URL]
[C6] W. Shen, L. Dai, Y. Shi, Z. Gao and Z. Wang, "Massive MIMO channel estimation based on block iterative support detection," 2016 IEEE Wireless Communications and Networking Conference, Doha, Qatar, 2016, pp. 1-6, doi: 10.1109/WCNC.2016.7564735. [IEEE URL] [Codes]
[C5] Z. Gao, L. Dai, W. Shen and Z. Wang, "Temporal correlation based sparse channel estimation for TDS-OFDM in high-speed scenarios," MILCOM 2015 - 2015 IEEE Military Communications Conference, Tampa, FL, USA, 2015, pp. 798-803, doi: 10.1109/MILCOM.2015.7357542. [IEEE URL] [Codes]
[C4] Q. Han, W. Shen and B. Wang, "Simultaneous Multi-Channel Reconstruction for TDS-OFDM Systems," 2015 IEEE 82nd Vehicular Technology Conference (VTC2015-Fall), Boston, MA, USA, 2015, pp. 1-5, doi: 10.1109/VTCFall.2015.7391139. [IEEE URL]
[C3] Z. Lu, J. Ning, Y. Zhang, T. Xie and W. Shen, "Richardson Method Based Linear Precoding with Low Complexity for Massive MIMO Systems," 2015 IEEE 81st Vehicular Technology Conference (VTC Spring), Glasgow, UK, 2015, pp. 1-4, doi: 10.1109/VTCSpring.2015.7146060. [IEEE URL]
[C2] W. Shen, B. Wang, J. Feng, C. Gao and J. Ma, "Differential CSIT Acquisition Based on Compressive Sensing for FDD Massive MIMO Systems," 2015 IEEE 81st Vehicular Technology Conference (VTC Spring), Glasgow, UK, 2015, pp. 1-4, doi: 10.1109/VTCSpring.2015.7145776. [IEEE URL]
[C1] W. Shen, L. Dai, Z. Gao and Z. Wang, "Joint CSIT acquisition based on low-rank matrix recovery for FDD massive MIMO systems," 2015 IEEE Conference on Computer Communications Workshops (INFOCOM WKSHPS), Hong Kong, China, 2015, pp. 83-84, doi: 10.1109/INFCOMW.2015.7179354. [IEEE URL] [arXiv] [Codes]