Alert button
Picture for Julian Cheng

Julian Cheng

Alert button

Positioning Using Wireless Networks: Applications, Recent Progress and Future Challenges

Mar 18, 2024
Yang Yang, Mingzhe Chen, Yufei Blankenship, Jemin Lee, Zabih Ghassemlooy, Julian Cheng, Shiwen Mao

Viaarxiv icon

A Survey on Indoor Visible Light Positioning Systems: Fundamentals, Applications, and Challenges

Jan 25, 2024
Zhiyu Zhu, Yang Yang, Mingzhe Chen, Caili Guo, Julian Cheng, Shuguang Cui

Viaarxiv icon

Intelligent Reflecting Surface Assisted Multi-Cluster AirComp via Dynamic Beamforming

Jun 11, 2023
Yapeng Zhao, Qingqing Wu, Wen Chen, Celimuge Wu, Julian Cheng, Octavia A. Dobre

Figure 1 for Intelligent Reflecting Surface Assisted Multi-Cluster AirComp via Dynamic Beamforming
Figure 2 for Intelligent Reflecting Surface Assisted Multi-Cluster AirComp via Dynamic Beamforming
Figure 3 for Intelligent Reflecting Surface Assisted Multi-Cluster AirComp via Dynamic Beamforming
Figure 4 for Intelligent Reflecting Surface Assisted Multi-Cluster AirComp via Dynamic Beamforming
Viaarxiv icon

Performance Analysis of Cell-Free Massive MIMO Systems with Asynchronous Reception

Oct 17, 2022
Jiakang Zheng, Zhuoyi Zhao, Jiayi Zhang, Julian Cheng, Victor C. M. Leung

Figure 1 for Performance Analysis of Cell-Free Massive MIMO Systems with Asynchronous Reception
Figure 2 for Performance Analysis of Cell-Free Massive MIMO Systems with Asynchronous Reception
Figure 3 for Performance Analysis of Cell-Free Massive MIMO Systems with Asynchronous Reception
Figure 4 for Performance Analysis of Cell-Free Massive MIMO Systems with Asynchronous Reception
Viaarxiv icon

Federated Deep Reinforcement Learning for RIS-Assisted Indoor Multi-Robot Communication Systems

Jul 17, 2022
Ruyu Luo, Wanli Ni, Hui Tian, Julian Cheng

Figure 1 for Federated Deep Reinforcement Learning for RIS-Assisted Indoor Multi-Robot Communication Systems
Figure 2 for Federated Deep Reinforcement Learning for RIS-Assisted Indoor Multi-Robot Communication Systems
Figure 3 for Federated Deep Reinforcement Learning for RIS-Assisted Indoor Multi-Robot Communication Systems
Figure 4 for Federated Deep Reinforcement Learning for RIS-Assisted Indoor Multi-Robot Communication Systems
Viaarxiv icon

Ultrasonic Backscatter Communication for Implantable Medical Devices

Feb 14, 2022
Qianqian Wang, Quansheng Guan, Julian Cheng, Yuankun Tang

Figure 1 for Ultrasonic Backscatter Communication for Implantable Medical Devices
Figure 2 for Ultrasonic Backscatter Communication for Implantable Medical Devices
Figure 3 for Ultrasonic Backscatter Communication for Implantable Medical Devices
Figure 4 for Ultrasonic Backscatter Communication for Implantable Medical Devices
Viaarxiv icon

On the Ergodic Mutual Information of Keyhole MIMO Channels with Finite Inputs

Dec 29, 2021
Chongjun Ouyang, Ralf R. Müller, Yuanwei Liu, Julian Cheng, Hongwen Yang

Figure 1 for On the Ergodic Mutual Information of Keyhole MIMO Channels with Finite Inputs
Figure 2 for On the Ergodic Mutual Information of Keyhole MIMO Channels with Finite Inputs
Figure 3 for On the Ergodic Mutual Information of Keyhole MIMO Channels with Finite Inputs
Viaarxiv icon

On the Average Mutual Information of MIMO Keyhole Channels with Finite Inputs

Dec 08, 2021
Chongjun Ouyang, Yuanwei Liu, Julian Cheng, Ralf R. Müller, Hongwen Yang

Figure 1 for On the Average Mutual Information of MIMO Keyhole Channels with Finite Inputs
Figure 2 for On the Average Mutual Information of MIMO Keyhole Channels with Finite Inputs
Figure 3 for On the Average Mutual Information of MIMO Keyhole Channels with Finite Inputs
Viaarxiv icon

Asymptotic Average Mutual Information Over Finite Input Mixture Gamma Distributed Channels

Nov 24, 2021
Chongjun Ouyang, Sheng Wu, Chunxiao Jiang, Yuanwei Liu, Julian Cheng, Hongwen Yang

Figure 1 for Asymptotic Average Mutual Information Over Finite Input Mixture Gamma Distributed Channels
Viaarxiv icon