254 citations · 1k across the 34 of their papers we have counts for
35 papers
Cooperative Perception with Learning-Based V2V communications
Chenguang Liu, Yunfei Chen, Jianjun Chen +3
Cooperative perception has been widely used in autonomous driving to alleviate the inherent limitation of single automated vehicle perception. To enable cooperation, vehicle-to-veh…
Satellite-MEC Integration for 6G Internet of Things: Minimal Structures, Advances, and Prospects
Yueshan Lin, Wei Feng, Yanmin Wang +4
The sixth-generation (6G) network is envisioned to shift its focus from the service requirements of human beings' to those of Internet-of-Things (IoT) devices'. Satellite communica…
Control-Oriented Deep Space Communications For Unmanned Space Exploration
Xinran Fang, Wei Feng, Yunfei Chen +2
In unmanned space exploration, the cooperation among space robots requires advanced communication techniques. In this paper, we propose a communication optimization scheme for a sp…
On the Road to 6G: Visions, Requirements, Key Technologies and Testbeds
Cheng-Xiang Wang, Xiaohu You, Xiqi Gao +16
Fifth generation (5G) mobile communication systems have entered the stage of commercial development, providing users with new services and improved user experiences as well as offe…
On Secure Uplink Transmission in Hybrid RF-FSO Cooperative Satellite-Aerial-Terrestrial Networks
Yuanyuan Ma, Tiejun Lv, Gaofeng Pan +2
This work investigates the secrecy outage performance of the uplink transmission of a radio-frequency (RF)-free-space optical (FSO) hybrid cooperative satellite-aerial-terrestrial…
Joint Mobility Control and MEC Offloading for Hybrid Satellite-Terrestrial-Network-Enabled Robots
Peng Wei, Wei Feng, Yanmin Wang +3
Benefiting from the fusion of communication and intelligent technologies, network-enabled robots have become important to support future machine-assisted and unmanned applications.…
Coexistence Designs of Radar and Communication Systems in a Multi-path Scenario
Haoyu Zhang, Li Chen, Kaifeng Han +2
The focus of this study is on the spectrum sharing between multiple-input multiple-output (MIMO) communications and co-located MIMO radar systems in multi-path environments. The ma…
Integrating Satellites and Mobile Edge Computing for 6G Wide-Area Edge Intelligence: Minimal Structures and Systematic Thinking
Yueshan Lin, Wei Feng, Ting Zhou +4
The sixth-generation (6G) network will shift its focus to supporting everything including various machine-type devices (MTDs) in an everyone-centric manner. To ubiquitously cover t…
Cramér-Rao Bounds of Near-Field Positioning Based on Electromagnetic Propagation Model
Ang Chen, Li Chen, Yunfei Chen +3
The adoption of large-scale antenna arrays at high-frequency bands is widely envisioned in the beyond 5G wireless networks. This leads to the near-field regime where the wavefront…
Effect of Strong Time-Varying Transmission Distance on LEO Satellite-Terrestrial Deliveries
Yuanyuan Ma, Tiejun Lv, Tingting Li +3
In this paper, we investigate the effect of the strong time-varying transmission distance on the performance of the low-earth orbit (LEO) satellite-terrestrial transmission (STT) s…
Joint Communication and Sensing: Models and Potential of Using MIMO
Xinran Fang, Wei Feng, Yunfei Chen +2
The sixth-generation (6G) network is envisioned to integrate communication and sensing functions, so as to improve the spectrum efficiency (SE) and support explosive novel applicat…
Hierarchical-Absolute Reciprocity Calibration for Millimeter-wave Hybrid Beamforming Systems
Li Chen, Rongjiang Nie, Yunfei Chen +1
In time-division duplexing (TDD) millimeter-wave (mmWave) massive multiple-input multiple-output (MIMO) systems, the reciprocity mismatch severely degrades the performance of the h…
On-Demand Networking for Ubiquitous Connectivity and Network Resilience: A Network-in-a-Box Solution
Ki-Hong Park, Mohamed-Slim Alouini, Yunfei Chen
Recently, the wireless community has initiated research on the sixth generation (6G) cellular network for the next decade. The 6G visions are still under development but are conver…
NOMA-Based Hybrid Satellite-UAV-Terrestrial Networks for Beyond 5G Maritime Internet of Things
Xinran Fang, Wei Feng, Yanmin Wang +3
Current fifth-generation (5G) networks do not cover maritime areas, causing difficulties in developing maritime Internet of Things (IoT). To tackle this problem, we establish a nea…
5G Embraces Satellites for 6G Ubiquitous IoT: Basic Models for Integrated Satellite Terrestrial Networks
Xinran Fang, Wei Feng, Te Wei +3
Terrestrial communication networks mainly focus on users in urban areas but have poor coverage performance in harsh environments, such as mountains, deserts, and oceans. Satellites…
Impact and Calibration of Nonlinear Reciprocity Mismatch in Massive MIMO
Rongjiang Nie, Li Chen, Nan Zhao +3
Time-division-duplexing massive multiple-input multiple-output (MIMO) systems estimate the channel state information (CSI) by leveraging the uplink-downlink channel reciprocity, wh…
Cell-Free Satellite-UAV Networks for 6G Wide-Area Internet of Things
Chengxiao Liu, Wei Feng, Yunfei Chen +2
In fifth generation (5G) and beyond Internet of Things (IoT), it becomes increasingly important to serve a massive number of IoT devices outside the coverage of terrestrial cellula…
Enabling 5G on the Ocean: A Hybrid Satellite-UAV-Terrestrial Network Solution
Xiangling Li, Wei Feng, Jue Wang +3
Current fifth generation (5G) cellular networks mainly focus on the terrestrial scenario. Due to the difficulty of deploying communications infrastructure on the ocean, the perform…
Rethinking Blockchains in the Internet of Things Era from a Wireless Communication Perspective
Hongxin Wei, Wei Feng, Yunfei Chen +2
Due to the rapid development of Internet of Things (IoT), a massive number of devices are connected to the Internet. For these distributed devices in IoT networks, how to ensure th…
A 6G White Paper on Connectivity for Remote Areas
Harri Saarnisaari, Sudhir Dixit, Mohamed-Slim Alouini +31
In many places all over the world rural and remote areas lack proper connectivity that has led to increasing digital divide. These areas might have low population density, low inco…
Accelerating Federated Learning via Momentum Gradient Descent
Wei Liu, Li Chen, Yunfei Chen +1
Federated learning (FL) provides a communication-efficient approach to solve machine learning problems concerning distributed data, without sending raw data to a central server. Ho…
UAV Swarm-Enabled Aerial CoMP: A Physical Layer Security Perspective
Xuanxuan Wang, Wei Feng, Yunfei Chen +1
Unlike aerial base station enabled by a single unmanned aerial vehicle (UAV), aerial coordinated multiple points (CoMP) can be enabled by a UAV swarm. In this case, the management…
Optimal Beamforming for Hybrid Satellite Terrestrial Networks with Nonlinear PA and Imperfect CSIT
Chengxiao Liu, Wei Feng, Yunfei Chen +2
In hybrid satellite-terrestrial networks (HSTNs), spectrum sharing is crucial to alleviate the "spectrum scarcity" problem. Therein, the transmit beams should be carefully designed…
Maritime Coverage Enhancement Using UAVs Coordinated with Hybrid Satellite-Terrestrial Networks
Xiangling Li, Wei Feng, Yunfei Chen +2
Due to its agile maneuverability, unmanned aerial vehicles (UAVs) have shown great promise for ondemand communications. In practice, UAV-aided aerial base stations are not separate…