109 citations · 600 across the 83 of their papers we have counts for
7 papers · 1 filter
Energy-Efficient Backscatter Aided Uplink NOMA Roadside Sensor Communications under Channel Estimation Errors
Asim Ihsan, Wen Chen, Wali Ullah Khan +2
This work presents non-orthogonal multiple access (NOMA) enabled energy-efficient alternating optimization framework for backscatter aided wireless powered uplink sensors communica…
IRS-aided Wireless Powered MEC Systems: TDMA or NOMA for Computation Offloading?
Guangji Chen, Qingqing Wu, Wen Chen +2
An intelligent reflecting surface (IRS)-aided wireless powered mobile edge computing (WP-MEC) system is conceived, where each device's computational task can be divided into two pa…
Beamforming Design and Power Allocation for Transmissive RMS-based Transmitter Architectures
Zhendong Li, Wen Chen, Huanqing Cao
This letter investigates a downlink multiple input single output (MISO) system based on transmissive reconfigurable metasurface (RMS) transmitter. Specifically, a transmitter desig…
IRS-Aided WPCNs: A New Optimization Framework for Dynamic IRS Beamforming
Qingqing Wu, Xiaobo Zhou, Wen Chen +2
In this paper, we propose a new dynamic IRS beamforming framework to boost the sum throughput of an intelligent reflecting surface (IRS) aided wireless powered communication networ…
Federated Learning Over Wireless Channels: Dynamic Resource Allocation and Task Scheduling
Shunfeng Chu, Jun Li, Jianxin Wang +5
With the development of federated learning (FL), mobile devices (MDs) are able to train their local models with private data and sends them to a central server for aggregation, the…
Federated Learning with Unreliable Clients: Performance Analysis and Mechanism Design
Chuan Ma, Jun Li, Ming Ding +3
Owing to the low communication costs and privacy-promoting capabilities, Federated Learning (FL) has become a promising tool for training effective machine learning models among di…
Robust Beamforming Design and Time Allocation for IRS-assisted Wireless Powered Communication Networks
Zhendong Li, Wen Chen, Qingqing Wu +3
In this paper, a novel intelligent reflecting surface (IRS)-assisted wireless powered communication network (WPCN) architecture is proposed for power-constrained Internet-of-Things…