469 citations · 2.4k across the 123 of their papers we have counts for
10 papers · 1 filter
Reconfigurable Intelligent Surfaces based RF Sensing: Design, Optimization, and Implementation
Jingzhi Hu, Hongliang Zhang, Boya Di +5
Using radio-frequency (RF) sensing techniques for human posture recognition has attracted growing interest due to its advantages of pervasiveness, contact-free observation, and pri…
Hybrid Precoding Design for Reconfigurable Intelligent Surface aided mmWave Communication Systems
Chandan Pradhan, Ang Li, Lingyang Song +2
In this letter, we focus on the hybrid precoding (HP) design for the reconfigurable intelligent surface (RIS) aided multi-user (MU) millimeter wave (mmWave) communication systems.…
Reinforcement Learning for a Cellular Internet of UAVs: Protocol Design, Trajectory Control, and Resource Management
Jingzhi Hu, Hongliang Zhang, Lingyang Song +2
Unmanned aerial vehicles (UAVs) can be powerful Internet-of-Things components to execute sensing tasks over the next-generation cellular networks, which are generally referred to a…
Device-to-Device Communications Underlaying Cellular Networks: To Use Unlicensed Spectrum or Not?
Fanyi Wu, Hongliang Zhang, Boya Di +2
In this paper, we consider device-to-device (D2D) communications as an underlay to the cellular networks over both licensed and unlicensed spectrum, where Long Term Evolution (LTE)…
Hybrid Beamforming for Reconfigurable Intelligent Surface based Multi-user Communications: Achievable Rates with Limited Discrete Phase Shifts
Boya Di, Hongliang Zhang, Lingyang Song +3
Reconfigurable intelligent surface (RIS) has drawn considerable attention from the research society recently, which creates favorable propagation conditions by controlling the phas…
ImgSensingNet: UAV Vision Guided Aerial-Ground Air Quality Sensing System
Yuzhe Yang, Zhiwen Hu, Kaigui Bian +1
Given the increasingly serious air pollution problem, the monitoring of air quality index (AQI) in urban areas has drawn considerable attention. This paper presents ImgSensingNet,…
Cooperation Techniques for A Cellular Internet of Unmanned Aerial Vehicles
Hongliang Zhang, Lingyang Song, Zhu Han +1
Unmanned aerial vehicles (UAVs) are powerful Internet-of-Things components to provide sensing and communications in the air due to their advantages in mobility and flexibility. As…
IoT-U: Cellular Internet-of-Things Networks over Unlicensed Spectrum
Hongliang Zhang, Boya Di, Kaigui Bian +1
In this paper, we consider an uplink cellular Internet-of-Things (IoT) network, where a cellular user (CU) can serve as the mobile data aggregator for a cluster of IoT devices. To…
TCM-NOMA: Joint Multi-user Codeword Design and Detection in Trellis Coded Modulation based NOMA for Beyond 5G
Boya Di, Lingyang Song, Yonghui Li +1
In this paper, we propose a novel non-orthogonal multiple access (NOMA) scheme based on trellis-coded modulation (TCM). Different from those in the traditional code-domain NOMA, th…
HetMEC: Latency-optimal Task Assignment and Resource Allocation for Heterogeneous Mobile Edge Computing
Pengfei Wang, Zijie Zheng, Boya Di +1
Driven by great demands on low-latency services of the edge devices (EDs), mobile edge computing (MEC) has been proposed to enable the computing capacities at the edge of the radio…