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In this paper, we investigate an unmanned aerial vehicle (UAV)-assisted integrated communication and localization network in emergency scenarios where a single UAV is deployed as both an airborne base station (BS) and anchor node to assist…

网络与互联网体系结构 · 计算机科学 2023-06-07 Suzhi Bi , Jiaxing Yu , Zheyuan Yang , Xiaohui Lin , Yuan Wu

Near-field integrated sensing and communication (ISAC) enables object-level sensing from distance-dependent array responses, yet most existing near-field methods still rely on point-target models and realistic extended targets remain…

信号处理 · 电气工程与系统科学 2026-03-25 Zongyao Zhao , Zhaolin Wang , Lincong Han , Jing Jin , Yuanwei Liu , Kaibin Huang

To achieve continuous massive data transmission with significantly reduced data payload, the users can adopt semantic communication techniques to compress the redundant information by transmitting semantic features instead. However, current…

信号处理 · 电气工程与系统科学 2024-01-30 Youcheng Zeng , Xinxin He , Xu Chen , Haonan Tong , Zhaohui Yang , Yijun Guo , Jianjun Hao

This paper studies a networked sensing system with multiple base stations (BSs), which collaboratively sense the unknown and random three-dimensional (3D) location of a target based on the target-reflected echo signals received at the BSs.…

信息论 · 计算机科学 2025-09-09 Kaiyue Hou , Shuowen Zhang

This paper studies a comprehensive framework for reconfigurable intelligent surface (RIS)-assisted integrated communication, sensing, and computation (ICSC) systems with a User-centric focus. The study encompasses two scenarios: the general…

信号处理 · 电气工程与系统科学 2024-09-05 Jiahua Wan , Hong Ren , Zhiyuan Yu , Zhenkun Zhang , Yang Zhang , Cunhua Pan , Jiangzhou Wang

We address the user association problem in multi-tier in-band full-duplex (FD) networks. Specifically, we consider the case of decoupled user association (DUA) in which users (UEs) are not necessarily served by the same base station (BS)…

信息论 · 计算机科学 2017-06-14 Ahmed Hamdi Sakr , Ekram Hossain

Due to significant blockage conditions in wireless networks, transmitted signals may considerably degrade before reaching the receiver. The reliability of the transmitted signals, therefore, may be critically problematic due to blockages…

图像与视频处理 · 电气工程与系统科学 2022-09-23 Shakil Ahmed , Ibrahim Abdelmawla , Ahmed E. Kamal , Mohamed Y. Selim

The performance of user-centric ultra-dense networks (UCUDNs) hinges on the Service zone (Szone) radius, which is an elastic parameter that balances the area spectral efficiency (ASE) and energy efficiency (EE) of the network. Accurately…

系统与控制 · 电气工程与系统科学 2024-02-27 Waseem Raza , Fahd Ahmed Khan , Muhammad Umar Bin Farooq , Sabit Ekin , Ali Imran

Federated edge learning (FEEL) enables privacy-preserving model training through periodic communication between edge devices and the server. Unmanned Aerial Vehicle (UAV)-mounted edge devices are particularly advantageous for FEEL due to…

信息论 · 计算机科学 2023-06-06 Yao Tang , Guangxu Zhu , Wei Xu , Man Hon Cheung , Tat-Ming Lok , Shuguang Cui

We propose a novel pilot-free multi-user uplink framework for integrated sensing and communication (ISAC) in mm-wave networks, where single-antenna users transmit orthogonal frequency division multiplexing signals without dedicated pilots.…

信号处理 · 电气工程与系统科学 2025-05-05 Sajad Daei , Gabor Fodor , Mikael Skoglund

Beamforming design has been widely investigated for integrated sensing and communication (ISAC) systems with full-duplex (FD) sensing and half-duplex (HD) communication. To achieve higher spectral efficiency, in this paper, we extend…

信息论 · 计算机科学 2023-04-20 Zhenyao He , Wei Xu , Hong Shen , Derrick Wing Kwan Ng , Yonina C. Eldar , Xiaohu You

This paper studies a multi-antenna network integrated sensing and communication (ISAC) system, in which a set of multi-antenna base stations (BSs) employ the coordinated transmit beamforming to serve their respectively associated…

信息论 · 计算机科学 2022-11-03 Gaoyuan Cheng , Jie Xu

Integrated sensing and communication (ISAC) is widely recognized as a pivotal enabling technique for the advancement of future wireless networks. This paper aims to efficiently exploit the inherent sparsity of echo signals for the…

信息论 · 计算机科学 2024-01-01 Zichao Xiao , Rang Liu , Ming Li , Wei Wang , Qian Liu

Deep learning (DL) methods have been shown to improve the performance of several use cases for the fifth-generation (5G) New radio (NR) air interface. In this paper we investigate user equipment (UE) positioning using the channel state…

信号处理 · 电气工程与系统科学 2024-08-29 Anastasios Foliadis , Mario H. Castañeda , Richard A. Stirling-Gallacher , Reiner S. Thomä

In this paper, we study the problem of uplink channel estimation for near-filed orthogonal frequency division multiplexing (OFDM) systems, where a base station (BS), equipped with an extremely large-scale antenna array (ELAA), serves…

信号处理 · 电气工程与系统科学 2026-01-27 Jionghui Wang , Jun Fang , Hongbin Li , Boyu Ning

Multicasting, where a base station (BS) wishes to convey the same message to several user equipments (UEs), represents a common yet highly challenging wireless scenario. In fact, guaranteeing decodability by the whole UE population proves…

信息论 · 计算机科学 2021-02-03 Placido Mursia , Italo Atzeni , Mari Kobayashi , David Gesbert

Integrated sensing and communications (ISAC) has opened up numerous game-changing opportunities for future wireless systems. In this paper, we develop a novel ISAC scheme that utilizes the diffusion model to sense the electromagnetic (EM)…

信号处理 · 电气工程与系统科学 2024-10-22 Yuhua Jiang , Feifei Gao , Shi Jin , Tie Jun Cui

Only the chairs can edit This paper investigates the fundamental limits of target position estimation accuracy of joint sensing and communication (JSC) networks comprising several monostatic base stations (BSs) that cooperate to localize…

信号处理 · 电气工程与系统科学 2024-05-31 Lorenzo Pucci , Andrea Giorgetti

Integrated sensing and communication (ISAC), as a technology enabled seamless connection between communication and sensing, is regarded a core enabling technology for these applications. However, the accuracy of single-node sensing in ISAC…

信号处理 · 电气工程与系统科学 2025-07-01 Haotian Liu , Zhiqing Wei , Luyang Sun , Ruizhong Xu , Yixin Zhang , Zhiyong Feng

To enhance the performance of aerial-ground networks, this paper proposes an integrated sensing and communication (ISAC) framework for multi-UAV systems. In our model, ground base stations (BSs) cooperatively serve multiple unmanned aerial…

系统与控制 · 电气工程与系统科学 2026-05-01 Fangzhi Li , Zhichu Ren , Cunhua Pan , Hong Ren , Jing Jin , Qixing Wang , Jiangzhou Wang