71 citations · 151 across the 20 of their papers we have counts for
20 papers
Multiuser Communications with Movable-Antenna Base Station: Joint Antenna Positioning, Receive Combining, and Power Control
Zhenyu Xiao, Xiangyu Pi, Lipeng Zhu +2
Movable antenna (MA) is an emerging technology which enables a local movement of the antenna in the transmitter/receiver region for improving the channel condition and communicatio…
Multiuser Communications with Movable-Antenna Base Station Via Antenna Position Optimization
Xiangyu Pi, Lipeng Zhu, Zhenyu Xiao +1
This paper studies the deployment of multiple movable antennas (MAs) at the base station (BS) for enhancing the multiuser communication performance. First, we model the multiuser c…
Movable-Antenna Array Enhanced Beamforming: Achieving Full Array Gain with Null Steering
Lipeng Zhu, Wenyan Ma, Rui Zhang
Conventional beamforming with fixed-position antenna (FPA) arrays has a fundamental trade-off between maximizing the signal power (array gain) over a desired direction and simultan…
Compressed Sensing Based Channel Estimation for Movable Antenna Communications
Wenyan Ma, Lipeng Zhu, Rui Zhang
In this letter, we study the channel estimation for wireless communications with movable antenna (MA), which requires to reconstruct the channel response at any location in a given…
Movable Antennas for Wireless Communication: Opportunities and Challenges
Lipeng Zhu, Wenyan Ma, Rui Zhang
Movable antenna (MA) technology is a recent development that fully exploits the wireless channel spatial variation in a confined region by enabling local movement of the antenna. S…
Movable-Antenna Enhanced Multiuser Communication via Antenna Position Optimization
Lipeng Zhu, Wenyan Ma, Boyu Ning +1
Movable antenna (MA) is a promising technology to improve wireless communication performance by varying the antenna position in a given finite area at the transceivers to create mo…
Integrating Intelligent Reflecting Surface into Base Station: Architecture, Channel Model, and Passive Reflection Design
Yuwei Huang, Lipeng Zhu, Rui Zhang
Existing works on IRS have mainly considered IRS being deployed in the environment to dynamically control the wireless channels between the BS and its served users. In contrast, we…
3-D Positioning and Resource Allocation for Multi-UAV Base Stations Under Blockage-Aware Channel Model
Pengfei Yi, Lipeng Zhu, Zhenyu Xiao +3
In this paper, we propose to deploy multiple unmanned aerial vehicle (UAV) mounted base stations to serve ground users in outdoor environments with obstacles. In particular, the ge…
MIMO Capacity Characterization for Movable Antenna Systems
Wenyan Ma, Lipeng Zhu, Rui Zhang
In this paper, we propose a new multiple-input multiple-output (MIMO) communication system with movable antennas (MAs) to exploit the antenna position optimization for enhancing th…
Modeling and Performance Analysis for Movable Antenna Enabled Wireless Communications
Lipeng Zhu, Wenyan Ma, Rui Zhang
In this paper, we propose a novel antenna architecture called movable antenna (MA) to improve the performance of wireless communication systems. Different from conventional fixed-p…
A Survey on Millimeter-Wave Beamforming Enabled UAV Communications and Networking
Zhenyu Xiao, Lipeng Zhu, Yanming Liu +4
Unmanned aerial vehicles (UAVs) have found widespread commercial, civilian, and military applications. Wireless communication has always been one of the core technologies for UAV.…
Data-Driven Short-Term Voltage Stability Assessment Based on Spatial-Temporal Graph Convolutional Network
Yonghong Luo, Chao Lu, Lipeng Zhu +1
Post-fault dynamics of short-term voltage stability (SVS) present spatial-temporal characteristics, but the existing data-driven methods for online SVS assessment fail to incorpora…
Cost-Effective Bad Synchrophasor Data Detection Based on Unsupervised Time Series Data Analytics
Lipeng Zhu, David J. Hill
In modern smart grids deployed with various advanced sensors, e.g., phasor measurement units (PMUs), bad (anomalous) measurements are always inevitable in practice. Considering the…
Millimeter-Wave Full-Duplex UAV Relay: Joint Positioning, Beamforming, and Power Control
Lipeng Zhu, Jun Zhang, Zhenyu Xiao +3
In this paper, a full-duplex unmanned aerial vehicle (FD-UAV) relay is employed to increase the communication capacity of millimeter-wave (mmWave) networks. Large antenna arrays ar…
Millimeter-Wave NOMA with User Grouping, Power Allocation and Hybrid Beamforming
Lipeng Zhu, Jun Zhang, Zhenyu Xiao +3
This paper investigates the application of non-orthogonal multiple access in millimeter-Wave communications (mmWave-NOMA). Particularly, we consider downlink transmission with a hy…
User Fairness Non-orthogonal Multiple Access (NOMA) for 5G Millimeter-Wave Communications with Analog Beamforming
Zhenyu Xiao, Lipeng Zhu, Zhen Gao +2
The integration of non-orthogonal multiple access in millimeter-Wave communications (mmWave-NOMA) can significantly improve the spectrum efficiency and increase the number of users…
Joint Tx-Rx Beamforming and Power Allocation for 5G Millimeter-Wave Non-Orthogonal Multiple Access (MmWave-NOMA) Networks
Lipeng Zhu, Jun Zhang, Zhenyu Xiao +3
In this paper, we investigate the combination of non-orthogonal multiple access and millimeter-Wave communications (mmWave-NOMA). A downlink cellular system is considered, where an…
Discovering and Understanding the Security Hazards in the Interactions between IoT Devices, Mobile Apps, and Clouds on Smart Home Platforms
Wei Zhou, Yan Jia, Yao Yao +5
A smart home connects tens of home devices to the Internet, where an IoT cloud runs various home automation applications. While bringing unprecedented convenience and accessibility…
Joint Power Control and Beamforming for Uplink Non-Orthogonal Multiple Access in 5G Millimeter-Wave Communications
Lipeng Zhu, Jun Zhang, Zhenyu Xiao +3
In this paper, we investigate the combination of two key enabling technologies for the fifth generation (5G) wireless mobile communication, namely millimeter-wave (mmWave) communic…
Joint Power Allocation and Beamforming for Non-Orthogonal Multiple Access (NOMA) in 5G Millimeter-Wave Communications
Zhenyu Xiao, Lipeng Zhu, Jinho Choi +2
In this paper we explore non-orthogonal multiple access (NOMA) in millimeter-wave (mmWave) communications (mmWave-NOMA). In particular, we consider a typical problem, i.e., maximiz…