Publications

Hao Xu, K. Wong, W. New, et al., “Coding-enhanced cooperative jamming for secret communication in fluid antenna systems,” IEEE Communications Letters, Jun. 2024, early access, DOI: 10.1109/LCOMM.2024.3418338.

Hao Xu, K. Wong, W. New, K. Tong, Y. Zhang, and C. Chae, “Revisiting outage probability analysis for two-user fluid antenna multiple access system,” IEEE Transactions on Wireless Communications, Feb. 2024, early access, DOI: 10.1109/TWC.2024.3363499.

Hao Xu, K. Wong, Y. Xu, and G. Caire, “Coding-enhanced cooperative jamming for secret communication: the MIMO case,” IEEE Transactions on Communications, vol. 72, no. 5, pp. 2746–2761, May 2024.

Hao Xu, G. Zhou, K. Wong, et al., “Channel Estimation for FAS-assisted Multiuser mmWave Systems,” IEEE Communications Letters, vol. 28, no. 3, pp. 632–636, Mar. 2024.

Hao Xu, T. Yang, K. Wong, and G. Caire, “Achievable regions and precoder designs for the multiple access wiretap channels with confidential and open messages,” IEEE Journal on Selected Areas in Communications, vol. 40, no. 5, pp. 1407–1427, May 2022.

Hao Xu, T. Yang, G. Caire, and S. Shamai (Shitz), “Information bottleneck for a Rayleigh fading MIMO channel with an oblivious relay,” Information, vol. 12, no. 4, Apr. 2021. 

Hao Xu, G. Caire, W. Xu, and M. Chen, “Weighted Sum Secrecy Rate Maximization for D2D Underlaid Cellular Networks,” IEEE Transactions on Communications, vol. 68, no. 1, pp. 349–362, Jan. 2020.

Hao Xu, C. Pan, W. Xu, G. Stüber, J. Shi, and M. Chen, “Robust beamforming with pilot reuse scheduling in a heterogeneous cloud radio access network,” IEEE Transactions on Vehicular Technology, vol. 67, no. 8, pp. 7242–7256, Aug. 2018.

Hao Xu, G. Stüber, W. Xu, C. Pan, J. Shi, Z. Yang, and M. Chen, “Robust transmission design for multi-cell D2D underlaid cellular networks,” IEEE Transactions on Vehicular Technology, vol. 67, no. 7, pp. 5922–5936, July 2018.

Hao Xu, W. Xu, Z. Yang, J. Shi, and M. Chen, “Pilot reuse among D2D users in D2D underlaid massive MIMO systems,” IEEE Transactions on Vehicular Technology, vol. 67, no. 1, pp. 467–482, Jan. 2018.

Hao Xu, W. Xu, Z. Yang, Y. Pan, J. Shi, and M. Chen, “Energy-efficient resource allocation in D2D underlaid cellular uplinks,” IEEE Communications Letters, vol. 21, no. 3, pp. 560–563, Mar. 2017.

Hao Xu, N. Huang, Z. Yang, J. Shi, B. Wu, and M. Chen, “Pilot allocation and power control in D2D underlay massive MIMO systems,” IEEE Communications Letters, vol. 21, no. 1, pp. 112–115, Jan. 2017.

F. R. Ghadi, K. Wong, W. New, Hao Xu, R. Murch, and Y. Zhang, “On performance of RIS-aided fluid antenna systems,” IEEE Wireless Communications Letters, May 2024, early access, DOI: 10.1109/LWC.2024.3405636.

W. New, K. Wong, Hao Xu, K. Tong, and C. Chae, “An Information-Theoretic Characterization of MIMO-FAS: Optimization, Diversity-Multiplexing Tradeoff and q-Outage Capacity,” IEEE Transactions on Wireless Communications, Qct. 2023.

K. Wong, W. New, Hao Xu, K. Tong, and C. Chae, “Fluid antenna system—part I: preliminaries,” IEEE Communications Letters, vol. 27, no. 8, pp. 1919–1923, Aug. 2023.

Y. Ye, L. You, J. Wang, Hao Xu, K. K. Wong, and X. Gao, “Fluid antenna-assisted MIMO transmission exploiting statistical CSI,” IEEE Communications Letters, vol. 28, no. 1, pp. 223-227, Jan. 2024.

W. New, K. Wong, Hao Xu, K. Tong, and C. Chae, “Fluid antenna system: new insights on outage probability and diversity gain,” IEEE Transactions on Wireless Communications, vol. 23, no. 1, pp. 128–140, Jan. 2024.

B. Tang, Hao Xu, K. Wong, K. Tong, Y. Zhang, and C. Chae, “Fluid antenna enabling secret communications,” IEEE Communications Letters, vol. 27, no. 6, pp. 1491–1495, Jun. 2023.

J. Shi, Hao Xu, Z. Yang, and M. Chen, “Energy Efficient Beamforming for User-Centric Virtual Cell Networks,” IEEE Transactions on Green Communications and Networking, vol. 3, no. 3, pp. 575–590, Apr. 2019.

J. Shi, Z. Yang, Hao Xu, M. Chen, and B. Champagne, “Dynamic Resource Allocation for LTE-Based Vehicle-to-Infrastructure Networks,” IEEE Transactions on Vehicular Technology, vol. 68, no. 5, pp. 5017–5030, Mar. 2019.

J. Shi, M. Chen, W. Zhang, Z. Yang, and Hao Xu, “Dynamic AP Clustering and Precoding for User-Centric Virtual Cell Networks,” IEEE Transactions on Communications, vol. 67, no. 3, pp. 2504–2516, Nov. 2018.

Z. Yang, C. Pan, Hao Xu, J. Shi, and M. Chen, “Power control and resource allocation for multi-cell OFDM networks with load coupling,” IEEE Access, vol. 6, pp. 15969–15979, Mar. 2018.

Z. Yang, W. Xu, J. Shi, Hao Xu, and M. Chen, “Association and load optimization with user priorities in load-coupled heterogeneous networks,” IEEE Transactions on Wireless Communications, vol. 17, no. 1, pp. 324–338, Jan. 2018.

Z. Yang, C. Pan, W. Xu, Hao Xu, and M. Chen, “Joint time allocation and power control in multi-cell networks with load coupling: energy saving and rate improvement,” IEEE Transactions on Vehicular Technology, vol. 66, no. 11, pp. 10470–10485, Nov. 2017.

Z. Yang, W. Xu, Hao Xu, J. Shi, and M. Chen, “Energy efficient non-orthogonal multiple access for machine-to-machine communications,” IEEE Communications Letters, vol. 21, no. 4, pp. 817–820, Apr. 2017.

Z. Yang, N. Huang, Hao Xu, Y. Pan, Y. Li, and M. Chen, “Downlink resource allocation and power control for device-to-device communication underlaying cellular networks,” IEEE Communications Letters, vol. 20, no. 7, pp. 1449–1452, July 2016.

Hao Xu, K. Wong, and G. Caire, “Achievable region of the K-User MAC wiretap channel under strong secrecy,” in Proc. IEEE International Symposium on Information Theory (ISIT), Taipei, Taiwan, Jun. 2023, pp. 2750–2755.

Hao Xu, K. Wong, W. New, and K. Tong, “On outage probability for two-user fluid antenna multiple access,” in Proc. IEEE International Conference on Communication (ICC), Rome, Italy, May-Jun. 2023, pp. 2246–2251.

Hao Xu, K. Wong, and G. Caire, “SD-based low-complexity precoder design for Gaussian MIMO wiretap channels,” in Proc. IEEE Globecom Workshops (GC Wkshps), Rio, Brazil, Dec. 2022, pp. 612–618. 

Hao Xu, K. Wong, G. Caire, and S. S. Shitz, “Distributed information bottleneck for a primitive Gaussian diamond channel with Rayleigh fading,” in Proc. IEEE International Symposium on Information Theory (ISIT), Espoo, Finland, June 2022, pp. 2845–2850.

Hao Xu, T. Yang, G. Caire, and S. S. Shitz, “Information bottleneck for an oblivious relay with channel state information: the vector case,” in Proc. IEEE International Symposium on Information Theory (ISIT), Melbourne, Australia, July 2021, pp. 2483–2488.

Hao Xu, G. Caire, and C. Pan, “An Achievable Region for the Multiple Access Wiretap Channels with Confidential and Open Messages,” in Proc. IEEE International Symposium on Information Theory (ISIT), Los Angeles, CA, USA, June 2020, pp. 949–954.

Hao Xu, C. Pan, K. Wang, M. Chen, and A. Nallanathan, “Resource Allocation for UAV-Assisted IoT Networks with Energy Harvesting and Computation Offloading,” in Proc. International Conference on Wireless Communications and Signal Processing (WCSP), Xi’an, China, Oct. 2019, pp. 1–7.

Hao Xu, C. Pan, W. Xu, J. Shi, M. Chen, and W. Heng, “Improving wireless physical layer security via D2D communication,” in Proc. IEEE Global Communications Conference (Globecom), Abu Dhabi, UAE, Dec. 2018, pp. 1–7.

Hao Xu, Z. Yang, N. Huang, J.-Y. Wang, J. Shi, and M. Chen, “Channel allocation and power control in D2D uplink underlaid cellular networks,” in Proc. IEEE Global Communications Conference Workshops (Globecom WKSHPS), Washington DC, USA, Dec. 2016, pp. 1–6.

Hao Xu, Y. Pan, J. Shi, Z. Yang, N. Huang, and M. Chen, “Resource allocation for energy-efficient transmission in D2D underlaid cellular networks,” in Proc. IEEE Global Communications Conference Workshops (Globecom WKSHPS), Washington DC, USA, Dec. 2016, pp. 1–7. (Number of citations: 5)

Hao Xu, Z. Yang, B. Wu, J. Shi, and M. Chen, “Power control in D2D underlay massive MIMO systems with pilot reuse,” in Proc. IEEE 83rd Vehicular Technology Conference (VTC Spring), Nanjing, China, May 2016, pp. 1–5.

Hao Xu, Y. Pan, N. Huang, Z. Yang, M. Chen. “Relay-assisted device-to-device communications for video transmission in cellular networks,” in Proc. IEEE Mobile Ad-hoc and Sensor Networks, Shenzhen, China, Dec. 2015, pp.144-149.

Y. Song, K. Wan, Z. Liao, Hao Xu, G. Caire, and S. Shamai (Shitz), “An achievable and analytic solution to information bottleneck for Gaussian mixtures,” in Proc. IEEE International Symposium on Information Theory (ISIT), Athens, Greece, Jul. 2024. (Accepted).

W. New, K. Wong, Hao Xu, K. Tong, and C. Chae, “Achievability of fluid antenna multiple access: A Han-Kobayashi's comparison,” in Proc. IEEE Globecom Workshops (GC Wkshps), Kuala Lumpur, Malaysia, Dec. 2023. 

Y. Song, Hao Xu, K. Wong, G. Caire, and S. Shamai (Shitz), “Distributed information bottleneck for a primitive Gaussian diamond MIMO channel,” in Proc. IEEE International Symposium on Information Theory (ISIT), Taipei, Taiwan, Jun. 2023, pp. 1484–1489. (Corresponding author).

Z. Yang, C. Huang, Hao Xu, W. Xu, and Y. Cao, “Device selection of distributed primal-dual algorithms over wireless networks,” in Proc. IEEE Veh. Technol. Conf. (VTC-Fall), Norman, OK, USA, Sep. 2021, pp. 1–5. 

T. Yang, O. Taghizadeh, Y. Hu, Hao Xu, and G. Caire, “Robust Secure UAV Communication Systems with Full-Duplex Jamming”, in Proc. IEEE Wireless Communications and Networking Conference (WCNC), Nanjing, China, Mar.-Apr. 2021, pp. 1–6.

J. Shi, Y. Wang, Hao Xu, M. Chen, and B. Champagne, “Performance analysis of user-centric virtual cell dense networks over mmWave channels,” in Proc. IEEE Global Communications Conference (Globecom), Abu Dhabi, UAE, Dec. 2018, pp. 1–7.

Y. Pan, M. Chen, Z. Yang, and Hao Xu, “Performance analysis for full-duplex relaying D2D communications in cellular networks,” in Proc. International Conference on Wireless Communications and Signal Processing (WCSP), Nanjing, China, Oct. 2017, pp. 1–6.

Z. Yang, M. Chen, Y. Pan, Hao Xu, and J. Shi, “Asynchronous detection for machine-to-machine systems with code division multiple access,” in Proc. International Conference on Wireless Communications and Signal Processing. (WCSP), Nanjing, China, Oct. 2017, pp. 1–6.

J. Shi, M. Chen, W. Zhang, Z. Yang, and Hao Xu, “Precoder design in user-centric virtual cell networks,” in Proc. 25th European Signal Processing Conference (EUSIPCO), Kos, Greece, Aug. 2017, pp. 1055–1059.

Z. Yang, W. Xu, Hao Xu, J. Shi, and M. Chen, “User association, resource allocation and power control in load-coupled heterogeneous networks,” in Proc. IEEE Global Communications Conference Workshops (Globecom WKSHPS), Washington DC, USA, Dec. 2016, pp. 1–7.

Z. Yang, J. Shi, Hao Xu, Y. Pan, and M. Chen, “Energy-efficient optimization with cell load coupling for OFDM networks,” in Proc. IEEE 83rd Vehicular Technology Conference (VTC Spring), Nanjing, China, May 2016, pp. 1–5.

Z. Yang, Hao Xu, J. Shi, Y. Pan, and Y. Li, “Power control and resource allocation for multi-cell OFDM networks,” in Proc. IEEE Conference on Computer Communications Workshops (INFOCOM WKSHPS), San Francisco, CA, USA, April 2016, pp. 1–6.

Z. Yang, Y. Pan, M. Chen, Hao Xu, and J. Shi, “Cell load coupling with power control for LTE network planning,” in Proc. International Conference on Wireless Communications and Signal Processing (WCSP), Nanjing, China, Oct. 2015, pp. 1–5.

Y. Pan, Hao Xu, Z. Yang, and M. Chen, “A low complexity MIMO-OFDM detector with interference cancellation in time-varying channels,” in Proc. 10th International Conference on Communications and Networking in China (ChinaCom), Shanghai, China, Aug. 2015, pp. 853–857.