刘勇，工学部电子与信息工程学院通信工程系
副教授，西南交通大学博士，硕士研究生导师，
邮箱：yliu@m.scnu.edu.cn
研究方向
物联网无线通信；绿色通信；优化理论与网络资源管理；深度强化学习；智能语音信号处理；
招生信息
电路与系统（学硕，每年1名左右）；电子与通信工程（专硕，每年2名左右）。欢迎报考。
科研项目
1. 近海海域立体边缘计算网络关键技术研究，澳门青年学者计划，AM2021017, 2021.12-2023.11
2. 基于无线能量收获的高能效物联网无线传输关键技术研究，国家自然科学基金青年基金（NSFC 61901180，24万元），主持，2020.1~2022.12.
3. 面向大规模物联网的低时延非正交多址接入关键技术研究，广州市基础与应用基础研究项目，(202201010574，5万元)主持，2022.04~2024.04.
4. 面向信息新鲜度的大规模能量可持续物联网非正交多址接入技术研究，广东省基础与应用基础研究基金自然科学基金项目面上项目（2022A1515010111，10万元），主持，2022.01-2024.12
5. 面向异构业务的高能效物联网协作传输理论与方法研究，广东省基础与应用基础研究基金自然科学基金项目面上项目（10万元），主持，2023.01-2025.12
科研论文
Journal articles
1. Yingsheng Peng*, Yong Liu, Dong Li, Han Zhang, Deep Reinforcement Learning based Freshness-aware Path Planning for UAV-assisted Edge Computing Networks with Device Mobility, accepted by Remote Sensing, (Corresponding author)
2. Yong Liu, Qingchun Chen, Lin X. Cai, Throughput Maximization for Wireless Powered Buffer-aided Successive Relaying Networks, Wireless Communications and Mobile Computing, vol. 22, May 2022.
3. Ziru Chen, Ran Zhang, Yong Liu, Lin X. Cai, Qingchun Chen, Performance Study of Cybertwin-Assisted Random Access NOMA, IEEE Internet of Things Journal, vol. 8, no. 22, Nov 2021. (Corresponding author)(引用1次，SCI引用0次，SCI他引0次)
4. Yulong Nie, Xiaolong Lan, Yong Liu, Qingchun Chen, Gaojie Chen, Lisheng Fan, Dong Tang, Achievable Rate Region of Energy-Harvesting Based Secure Two-Way Buffer-Aided Relay Networks. IEEE Transactions on Information Forensics and Security, vol. 16, pp. 1610-1625, 2021. (引用8次，SCI引用4次，SCI他引4次)
5. Yong Liu, Xuehan Chen, Lin X. Cai, Qingchun Chen, Ran Zhang, Non-orthogonal multiple access for wireless-powered IoT networks, IEEE Internet of Things Journal, vol. 8, no. 1, Jan 2021. (引用8次，SCI引用3次，SCI他引3次)
6. Xuehan Chen, Yong Liu, Lin X. Cai, Zhigang Chen, Deyu Zhang, Resource allocation for wireless cooperative IoT networks with energy harvesting, IEEE Transactions on Wireless Communications, vol. 19, no. 7, pp. 4879-4893, Jul 2020. (引用11次，SCI引用8次，SCI他引8次)
7. Yong Liu, Kam-Yiu Lam, Song Han, and Qingchun Chen, Mobile Data Gathering and Energy Harvesting in Rechargeable Wireless Sensor Networks, Information Sciences, vol. 482, pp. 189-209, May 2019. (引用39次，SCI引用35次，SCI他引35次)
8. Yong Liu, Qingchun Chen, Xiaohu Tang, Adaptive Buffer-Aided Wireless Powered Relay Communication With Energy Storage, IEEE Transactions on Green Communications and Networking, vol. 2, no. 2, pp. 432-445, June 2018. (引用17次，SCI引用8次，SCI他引8次)
9. Jun Zhan, Yong Liu, Xiaohu Tang, Xiaohu Tang, Qingchun Chen, Relaying protocols for buffer-aided energy harvesting wireless cooperative networks, IET Networks, vol. 7, no. 3, pp. 109-118, May 2018. (引用25次，SCI引用7次，SCI他引7次)
10. Do Dung Nguyen, Yong Liu, Qingchun Chen, On the Energy Efficient Multi-Pair Two-Way Communication in Massive MIMO Relay Networks with Imperfect CSI, IEEE Access, vol. 6, pp. 2589-2603, Dec 2017. (引用13次，SCI引用11次，SCI他引11次)
11. Yong Liu, Qingchun Chen, Xiaohu Tang, Lin X. Cai, On the Buffer Energy Aware Adaptive Relaying in Multiple Relay Network, IEEE Transactions on Wireless Communications, vol. 16, no. 9, pp. 6248-6263, Sep 2017. (IEEE Chengdu Section Excellent Student Paper Award) (引用24次，SCI引用19次，SCI他引16次)
Conference articles
1. Huiwen Qi, Yong Liu*, Yingsheng Peng, Han Zhang, Throughput Maximization for Wireless-Powered IoT Networks with Hybrid Non-orthogonal Multiple Access. To be appear in IEEE ICCCS 2022. (Best Student Paper Award)
2. Runhao Yu, Yong Liu, Xiaolong Lan and Qingchun Chen, Optimal Offloading Percentage for Fresh Status Updates in Mobile Edge Computing Networks, To be appear in IEEE ICCCS 2022.
3. Guang Yang, Yong Liu, Xiaolong Lan and Qingchun Chen, On the Energy Constrained Data Collection in Multi-UAV-enabled Wireless Sensor Networks, To be appear in IEEE ICCCS 2022. (Best Student Paper Award)
4. Gang Cheng, Yongwei Fu, Zheng Zhang, Yong Liu, Qingchun Chen, Adaptive Secure Transmission Scheme in Multiple Buffer-aided Relay Network. In IEEE ICCCS 2021, pp. 774-782.
5. Yongwei Fu, Yong Liu, Xiaolong Lan, Qingchun Chen, On the Achievable Rate of Multi-Hop Buffer-Aided Relay Networks. In IEEE ICCCS 2021, pp. 626-631.
6. Ziru Chen, Yong Liu, Lin X. Cai, Yu Cheng, Ran Zhang, Mengqi Han, Performance Study of Random Access NOMA with Truncated Channel Inversion Power Control. In IEEE ICC 2021, pp. 1-6, May 2021. (引用5次，SCI引用2次，SCI他引0次)
7. Yingsheng Peng, Yong Liu*, Han Zhang, Deep Reinforcement Learning based Path Planning for UAV-assisted Edge Computing Networks. In IEEE WCNC 2021, pp. 1-6, Apr. 2021. (引用2次，SCI引用1次，SCI他引1次)
8. Junjie Chen, Yong Liu, Qingchun Chen, Xiaolong Lan, Gang Cheng, Yongwei Fu, Zheng Zhang, On the Adaptive AoI-aware Buffer-aided Transmission Scheme for NOMA Networks. In IEEE WCNC 2021, pp. 1-6, Apr. 2021. (引用2次，SCI引用1次，SCI他引1次)
9. Ziru Chen, Yong Liu, Sami Khairy, Lin X. Cai, Yu Cheng, Ran Zhang, Optimizing Non-Orthogonal Multiple Access in Random Access Networks, IEEE Vehicle Technology Conference(VTC-spring), Apr. 2020.
10. Xuehan Chen, Yong Liu, Mengqi Han, Zhigang Chen, Lin X. Cai, Yu Cheng, Bin Lin, Hierarchical Chain Based Transmission Protocol for Massive IoTs Network with Energy Harvesting, IEEE Global Communication Conference(Globecom), Hawaii, USA, Dec. 2019.
11. Yong Liu, Xuehan Chen, Lin X. Cai, Qingchun Chen, Dong Tang, On the fairness performance of NOMA-based wireless powered communication networks, IEEE int. Conf. on Commun. (IEEE ICC 2019), Shanghai, China, May 2019. (引用9次，SCI引用4次，SCI他引4次)
12. Xuehan Chen, Yong Liu, Zhigang Chen, Lin X. Cai, Yu Cheng, Deyu Zhang, Fen Hou, Resource allocation for sustainable wireless IoT networks with energy harvesting, in IEEE int. Conf. on Commun. (IEEE ICC 2019), Shanghai, China, May 2019. (引用6次，SCI引用2次，SCI他引1次)
13. Yong Liu, Qingchun Chen, Xiaohu Tang, On the Adaptive Transmission Scheme in Buffer-aided Wireless Powered Relay Network, IEEE Global Communication Conference(Globecom), Washington, USA, Dec.2016. (Best Paper Award) (引用12次，SCI引用3次，SCI他引2次)
14. Yong Liu, Qingchun Chen, Xiaohu Tang, Hongbin Liang, Yu Cheng, Lin X. Cai, On the Buffer-aided Collaborative Relaying Scheme For Asymmetric Parallel Relay Networks, IEEE Int. Conf. on Wireless Commun. and Signal Processing (WCSP), 2015.