Explanipedia

Hybrid CNN-Transformer Based Sparse Channel Prediction for High-Mobility OTFS Systems Open

Zhaowei Guan, Wenkun Wen, Peiran Wu, Chen Wang, Minghua Xia · 2025

High-mobility scenarios in next-generation wireless networks, such as those involving vehicular communications, require ultra-reliable and low-latency communications (URLLC). However, rapidly time-varying channels pose significant challeng…

On the Secrecy Performance of Pinching-Antenna Systems Open

Nianzu Li, Weidong Mei, Lipeng Zhu, Peiran Wu, Boyu Ning · 2025

Pinching-antenna systems have recently gained significant attention as a novel reconfigurable-antenna technology due to its exceptional capability of mitigating signal-propagation path loss. In this letter, we investigate the secrecy perfo…

A CPFSK Transceiver with Hybrid CSS-DSSS Spreading for LPWAN PHY Communication Open

Wenkun Wen, Ruiqi Zhang, Peiran Wu, T. J. Min, Minghua Xia · 2025

Traditional low-power wide-area network (LPWAN) transceivers typically compromise data rates to achieve deep coverage. This paper presents a novel transceiver that achieves high receiver sensitivity and low computational complexity. At the…

Sum-Rate Maximization for Movable-Antenna Array Enhanced Downlink NOMA Systems Open

Nianzu Li, Peiran Wu, Lipeng Zhu, Weidong Mei, Boyu Ning , et al. · 2025

Movable antenna (MA) systems have recently attracted significant attention in the field of wireless communications owing to their exceptional capability to proactively reconfigure wireless channels via flexible antenna movements. In this p…

Movable-Antenna Array Enhanced Downlink NOMA Open

Nianzu Li, Peiran Wu, Lipeng Zhu, Derrick Wing Kwan Ng · 2025

Movable antenna (MA) has gained increasing attention in the field of wireless communications due to its exceptional capability to proactively reconfigure wireless channels via localized antenna movements. In this paper, we investigate the …

Over-the-Air Computation via 2-D Movable Antenna Array Open

Nianzu Li, Peiran Wu, Boyu Ning, Lipeng Zhu, Weidong Mei · 2024

Movable antenna (MA) has emerged as a promising technology for improving the performance of wireless communication systems, which enables local movement of the antennas to create more favorable channel conditions. In this letter, we advanc…

Secrecy Sum-Rate Maximization for Active IRS-Assisted MIMO-OFDM SWIPT System Open

Xingxiang Peng, Peiran Wu, Junhui Zhao, Minghua Xia · 2024

The propagation loss of RF signals is a significant issue in simultaneous\nwireless information and power transfer (SWIPT) systems. Additionally, ensuring\ninformation security is crucial due to the broadcasting nature of wireless\nchannel…

Over-the-Air Computation via 2D Movable Antenna Array Open

Nianzu Li, Peiran Wu, Boyu Ning, Lipeng Zhu, Weidong Mei · 2024

Movable antenna (MA) has emerged as a promising technology for improving the performance of wireless communication systems, which enables local movement of the antennas to create more favorable channel conditions. In this letter, we advanc…

System-Level Simulation Framework for NB-IoT: Key Features and Performance Evaluation Open

Shutao Zhang, Wenkun Wen, Peiran Wu, Hongqing Huang, Liya Zhu , et al. · 2024

Narrowband Internet of Things (NB-IoT) is a technology specifically designated by the 3rd Generation Partnership Project (3GPP) to meet the explosive demand for massive machine-type communications (mMTC), and it is evolving to RedCap. Indu…

Sum Rate Maximization for Movable Antenna Enabled Uplink NOMA Open

Nianzu Li, Peiran Wu, Boyu Ning, Lipeng Zhu · 2024

Movable antenna (MA) has been recently proposed as a promising candidate technology for the next generation wireless communication systems due to its significant capability of reconfiguring wireless channels via antenna movement. In this l…

Decentralized Federated Learning with Asynchronous Parameter Sharing for Large-scale IoT Networks Open

Haihui Xie, Minghua Xia, Peiran Wu, Shuai Wang, Kaibin Huang · 2024

Federated learning (FL) enables wireless terminals to collaboratively learn a shared parameter model while keeping all the training data on devices per se. Parameter sharing consists of synchronous and asynchronous ways: the former transmi…

Air-to-Ground Communications Beyond 5G: UAV Swarm Formation Control and Tracking Open

Fan Xiao, Peiran Wu, Minghua Xia · 2023

Unmanned aerial vehicle (UAV) communications have been widely accepted as promising technologies to support air-to-ground communications in the forthcoming sixth-generation (6G) wireless networks. This paper proposes a novel air-to-ground …

Edge Learning for Large-Scale Internet of Things With Task-Oriented Efficient Communication Open

Haihui Xie, Minghua Xia, Peiran Wu, Shuai Wang, H. Vincent Poor · 2023

In the Internet of Things (IoT) networks, edge learning for data-driven tasks provides intelligent applications and services. As the network size becomes large, different users may generate distinct datasets. Thus, to suit multiple edge le…

A Multi-Task Acoustic Learning Via Mask Self-Attention for Voiceprint Recognition Open

Peiran Wu, Xingmei Wang, Han Wang, Peiyu Wen, Zhaonan Tian · 2023

Flexible 3GPP MIMO Channel Modeling and Calibration With Spatial Consistency Open

Hongqing Huang, Kang Wang, Peiran Wu, Jianhua Zhang, Minghua Xia · 2023

As channel models are essential to the performance evaluation of wireless systems, the 3rd Generation Partnership Project (3GPP) developed different channel models to verify the effectiveness of emerging and cutting-edge technologies. Sinc…

Bayesian Compressive Channel Estimation for Hybrid Full-Dimensional MIMO Communications Open

Hongqing Huang, Peiran Wu, Minghua Xia · 2021

Efficient channel estimation is challenging in full-dimensional multiple-input multiple-output communication systems, particularly in those with hybrid digital-analog architectures. Under a compressive sensing framework, this letter first …

A Sparsity Adaptive Algorithm to Recover NB-IoT Signal from Legacy LTE Interference Open

Yijia Guo, Wenkun Wen, Peiran Wu, Minghua Xia · 2021

As a forerunner in 5G technologies, Narrowband Internet of Things (NB-IoT) will be inevitably coexisting with the legacy Long-Term Evolution (LTE) system. Thus, it is imperative for NB-IoT to mitigate LTE interference. By virtue of the str…

UGV-assisted Wireless Powered Backscatter Communications for Large-Scale IoT Networks Open

Erhu Chen, Peiran Wu, Yik‐Chung Wu, Minghua Xia · 2021

Wireless powered backscatter communications (WPBC) is capable of implementing ultra-low-power communication, thus promising in the Internet of Things (IoT) networks. In practice, however, it is challenging to apply WPBC in large-scale IoT …

Cooperative Beamforming for Wireless Fronthaul and Access Links in Ultra-Dense C-RANs With SWIPT: A First-Order Approach Open

Fangqing Tan, Peiran Wu, Yik‐Chung Wu, Minghua Xia · 2021

This work studies multigroup multicasting transmission in cloud radio access\nnetworks (C-RANs) with simultaneous wireless information and power transfer,\nwhere densely packed remote radio heads (RRHs) cooperatively provide\ninformation a…

Recognition of high-specificity hERG K+ channel inhibitor-induced arrhythmia in cardiomyocytes by automated template matching Open

Hao Wang, Hongbo Li, Xinwei Wei, Tao Zhang, Yuting Xiang , et al. · 2021

Energy-Efficient Non-Orthogonal Multicast and Unicast Transmission of Cell-Free Massive MIMO Systems with SWIPT Open

Fangqing Tan, Peiran Wu, Yik‐Chung Wu, Minghua Xia · 2020

This work investigates the energy-efficient resource allocation for layered-division multiplexing (LDM) based non-orthogonal multicast and unicast transmission in cell-free massive multiple-input multiple-output (MIMO) systems, where each …

Transceiver optimization for broadband cooperative wireless communication systems Open

Peiran Wu · 2015

Cooperative broadband communications is a promising technique to improve the reliability, throughput, and coverage of the next generation wireless communication systems. Single-carrier transmission with frequency-domain equalization (SC-FD…

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