77 citations · 478 across the 26 of their papers we have counts for
26 papers
A Graph-Based Collision Resolution Scheme for Asynchronous Unsourced Random Access
Tianya Li, Yongpeng Wu, Wenjun Zhang +2
This paper investigates the multiple-input-multiple-output (MIMO) massive unsourced random access in an asynchronous orthogonal frequency division multiplexing (OFDM) system, with…
Excess Distortion Exponent Analysis for Semantic-Aware MIMO Communication Systems
Yuxuan Shi, Shuo Shao, Yongpeng Wu +3
In this paper, the analysis of excess distortion exponent for joint source-channel coding (JSCC) in semantic-aware communication systems is presented. By introducing an unobservabl…
Massive Unsourced Random Access: Exploiting Angular Domain Sparsity
Xinyu Xie, Yongpeng Wu, Jianping An +5
This paper investigates the unsourced random access (URA) scheme to accommodate numerous machine-type users communicating to a base station equipped with multiple antennas. Existin…
Joint Device Detection, Channel Estimation, and Data Decoding with Collision Resolution for MIMO Massive Unsourced Random Access
Tianya Li, Yongpeng Wu, Mengfan Zheng +5
In this paper, we investigate a joint device activity detection (DAD), channel estimation (CE), and data decoding (DD) algorithm for multiple-input multiple-output (MIMO) massive u…
QoE Driven VR 360 Video Massive MIMO Transmission
Long Teng, Guangtao Zhai, Yongpeng Wu +4
Massive multiple-input and multiple-output (MIMO) enables ultra-high throughput and low latency for tile-based adaptive virtual reality (VR) 360 video transmission in wireless netw…
Large Intelligent Surface Aided Physical Layer Security Transmission
Biqian Feng, Yongpeng Wu, Mengfan Zheng +3
In this paper, we investigate a large intelligent surface-enhanced (LIS-enhanced) system, where a LIS is deployed to assist secure transmission. Our design aims to maximize the ach…
Generalized Quadratic Matrix Programming: A Unified Framework for Linear Precoding With Arbitrary Input Distributions
Juening Jin, Yahong Rosa~Zheng, Wen Chen +1
This paper investigates a new class of non-convex optimization, which provides a unified framework for linear precoding in single/multi-user multiple-input multiple-output (MIMO) c…
Robust Linear Precoder Design for 3D Massive MIMO Downlink with A Posteriori Channel Model
An-An Lu, Xiqi Gao, Chengshan Xiao
In this paper, we investigate the robust linear precoder design for three dimensional (3D) massive multi-input multi-output (MIMO) downlink with uniform planar array (UPA) and impe…
Linear Precoding for Fading Cognitive Multiple Access Wiretap Channel with Finite-Alphabet Inputs
Juening Jin, Chengshan Xiao, Meixia Tao +1
We investigate the fading cognitive multiple access wiretap channel (CMAC-WT), in which two secondary-user transmitters (STs) send secure messages to a secondary-user receiver (SR)…
Hybrid Precoding For Millimeter Wave MIMO Systems: A Matrix Factorization Approach
Juening Jin, Yahong Rosa Zheng, Wen Chen +1
This paper investigates the hybrid precoding design for millimeter wave (mmWave) multiple-input multiple-output (MIMO) systems with finite-alphabet inputs. The precoding problem is…
Channel-Statistics-Based Hybrid Precoding for Millimeter-Wave MIMO Systems With Dynamic Subarrays
Juening Jin, Chengshan Xiao, Wen Chen +1
This paper investigates the hybrid precoding design for millimeter wave (mmWave) multiple-input multiple-output (MIMO) systems with finite-alphabet inputs. The mmWave MIMO system e…
A Survey of Physical Layer Security Techniques for 5G Wireless Networks and Challenges Ahead
Yongpeng Wu, Ashish Khisti, Chengshan Xiao +3
Physical layer security which safeguards data confidentiality based on the information-theoretic approaches has received significant research interest recently. The key idea behind…
Beam domain secure transmission for massive MIMO communications
Wenqian Wu, Xiqi Gao, Yongpeng Wu +1
We investigate the optimality and power allocation algorithm of beam domain transmission for single-cell massive multiple-input multiple-output (MIMO) systems with a multi-antenna…
Robust Transmission for Massive MIMO Downlink with Imperfect CSI
An-An Lu, Xiqi Gao, Wen Zhong +2
In this paper, the design of robust linear precoders for the massive multi-input multi-output (MIMO) downlink with imperfect channel state information (CSI) is investigated. The im…
Secure Transmission with Large Numbers of Antennas and Finite Alphabet Inputs
Yongpeng Wu, Jun-Bo Wang, Jue Wang +2
In this paper, we investigate secure transmission over the large-scale multiple-antenna wiretap channel with finite alphabet inputs. First, we investigate the case where instantane…
Large-Scale MIMO Secure Transmission with Finite Alphabet Inputs
Yongpeng Wu, Jun-Bo Wang, Jue Wang +2
In this paper, we investigate secure transmission over the large-scale multiple-antenna wiretap channel with finite alphabet inputs. First, we show analytically that a generalized…
Free Deterministic Equivalents for the Analysis of MIMO Multiple Access Channel
An-An Lu, Xiqi Gao, Chengshan Xiao
In this paper, a free deterministic equivalent is proposed for the capacity analysis of the multi-input multi-output (MIMO) multiple access channel (MAC) with a more general channe…
Secure Massive MIMO Transmission with an Active Eavesdropper
Yongpeng Wu, Robert Schober, Derrick Wing Kwan Ng +2
In this paper, we investigate secure and reliable transmission strategies for multi-cell multi-user massive multiple-input multiple-output (MIMO) systems with a multi-antenna activ…
Secure Massive MIMO Transmission in the Presence of an Active Eavesdropper
Yongpeng Wu, Robert Schober, Derrick Wing Kwan Ng +2
In this paper, we investigate secure and reliable transmission strategies for multi-cell multi-user massive multiple-input multiple-output (MIMO) systems in the presence of an acti…
Linear Precoding for the MIMO Multiple Access Channel with Finite Alphabet Inputs and Statistical CSI
Yongpeng Wu, Chao-Kai Wen, Chengshan Xiao +2
In this paper, we investigate the design of linear precoders for the multiple-input multiple-output (MIMO) multiple access channel (MAC). We assume that statistical channel state i…
Transmit Designs for the MIMO Broadcast Channel with Statistical CSI
Yongpeng Wu, Shi Jin, Xiqi Gao +2
We investigate the multiple-input multiple-output broadcast channel with statistical channel state information available at the transmitter. The so-called linear assignment operati…
Linear MIMO Precoding in Jointly-Correlated Fading Multiple Access Channels with Finite Alphabet Signaling
Yongpeng Wu, Chao-Kai Wen, Chengshan Xiao +2
In this paper, we investigate the design of linear precoders for multiple-input multiple-output (MIMO) multiple access channels (MAC). We assume that statistical channel state info…
Linear Precoder Design for MIMO Interference Channels with Finite-Alphabet Signaling
Yongpeng Wu, Chengshan Xiao, Xiqi Gao +2
This paper investigates the linear precoder design for -user interference channels of multiple-input multiple-output (MIMO) transceivers under finite alphabet inputs. We first o…
On the Linear Precoder Design for MIMO Channels with Finite-Alphabet Inputs and Statistical CSI
Weiliang Zeng, Chengshan Xiao, Mingxi Wang +1
This paper investigates the linear precoder design that maximizes the average mutual information of multiple-input multiple-output channels with finite-alphabet inputs and statisti…