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相关论文: Pinching-Antenna Assisted ISAC: A CRLB Perspective

200 篇论文

Pinching-antenna systems have emerged as a promising flexible-antenna architecture for next-generation wireless networks, enabling enhanced adaptability and user-centric connectivity through antenna repositioning along waveguides. However,…

信号处理 · 电气工程与系统科学 2025-07-01 Yanqing Xu , Zhiguo Ding , Robert Schober , Tsung-Hui Chang

In this paper, a three-dimensional (3D) deployment scheme of pinching antenna array is proposed, aiming to enhances the performance of integrated sensing and communication (ISAC) systems. To fully realize the potential of 3D deployment, a…

信号处理 · 电气工程与系统科学 2026-01-29 Qian Gao , Ruikang Zhong , Yue Liu , Hyundong Shin , Yuanwei Liu

The fundamental sensing limit of pinching-antenna systems (PASS) is studied from a Bayesian Cram\'er-Rao bound (BCRB) perspective. Compared to conventional CRB, BCRB is independent of the exact values of sensing parameters and is not…

信号处理 · 电气工程与系统科学 2025-10-13 Hao Jiang , Chongjun Ouyang , Zhaolin Wang , Yuanwei Liu , Arumugam Nallanathan , Zhiguo Ding

Pinching-antenna systems have emerged as a novel and transformative flexible-antenna architecture for next-generation wireless networks. They offer unprecedented flexibility and spatial reconfigurability by enabling dynamic positioning and…

Pinching-antenna systems (PASS) improve wireless links by configuring the locations of activated pinching antennas along dielectric waveguides, namely pinching beamforming. In this paper, a novel adjustable power radiation model is proposed…

信号处理 · 电气工程与系统科学 2025-10-02 Xiaoxia Xu , Xidong Mu , Zhaolin Wang , Yuanwei Liu , Arumugam Nallanathan

We consider the potential for positioning with a system where antenna arrays are deployed as a large intelligent surface (LIS). We derive Fisher-informations and Cram\'{e}r-Rao lower bounds (CRLB) in closed-form for terminals along the…

信息论 · 计算机科学 2017-04-25 Sha Hu , Fredrik Rusek , Ove Edfors

This paper studies an integrated sensing and communication (ISAC) system where a multi-antenna base station (BS) aims to communicate with a single-antenna user in the downlink and sense the unknown and random angle parameter of a target via…

信息论 · 计算机科学 2024-05-24 Chan Xu , Shuowen Zhang

In this paper, an integrated sensing and communication (ISAC) design for segmented waveguide-enabled pinching-antenna array (SWAN) systems is proposed to improve the performance of systems by leveraging the low in-waveguide propagation loss…

信号处理 · 电气工程与系统科学 2026-01-29 Qian Gao , Ruikang Zhong , Hyundong Shin , Yuanwei Liu

Integrated sensing and communication (ISAC), which simultaneously performs sensing and communication functions within a shared frequency band and hardware platform, has emerged as a promising technology for future wireless systems.…

信号处理 · 电气工程与系统科学 2024-04-02 Qi Zhu , Ming Li , Rang Liu , Qian Liu

A pinching antennas (PAs)-aided integrated sensing and multicast communication framework is proposed. In this framework, the communication performance is measured by the multicast rate considering max-min fairness. Moreover, the sensing…

信号处理 · 电气工程与系统科学 2026-02-19 Shan Shan , Chongjun Ouyang , Xiaohang Yang , Yong Li , Zhiqin Wang , Yuanwei Liu

This work studies an ultra-reliable and low-latency communications (uRLLC) downlink system using pinching antennas which are realized by activating small dielectric particles along a dielectric waveguide. Our goal is to maximize the data…

信号处理 · 电气工程与系统科学 2025-09-03 Tong Lin , Jianyue Zhu , Wei Huang , Meng Hua , Zhizhong Zhang

Next-generation networks require intelligent and robust channel conditions to support ultra-high data rates, seamless connectivity, and large-scale device deployments in dynamic environments. While flexible antenna technologies such as…

信号处理 · 电气工程与系统科学 2025-09-03 Enzhi Zhou , Yue Xiao , Ziyue Liu , Sotiris A. Tegos , Panagiotis D. Diamantoulakis , George K. Karagiannidis

In this letter, we propose to deploy rotatable antennas (RAs) at the base station (BS) to enhance both communication and sensing (C&S) performances, by exploiting a new spatial degree-of-freedom (DoF) offered by array rotation.…

信号处理 · 电气工程与系统科学 2025-03-14 Chao Zhou , Changsheng You , Beixiong Zheng , Xiaodan Shao , Rui Zhang

This paper investigates a movable antenna (MA) enabled integrated sensing and communication (ISAC) system under the influence of antenna crosstalk. First, it generalizes the antenna crosstalk model from the conventional fixed-position…

信号处理 · 电气工程与系统科学 2025-09-04 Zeyuan Zhang , Yue Xiu , Zheng Dong , Jiacheng Yin , Maurice J. Khabbaz , Chadi Assi , Ning Wei

As an emerging flexible antenna technology for wireless communications, pinching-antenna systems, offer distinct advantages in terms of cost efficiency and deployment flexibility. This paper investigates joint transmission strategies of the…

信息论 · 计算机科学 2025-06-25 Enzhi Zhou , Jingjing Cui , Ziyue Liu , Zhiguo Ding , Pingzhi Fan

Pinching antennas have been recently proposed as a promising flexible-antenna technology, which can be implemented by attaching low-cost pinching elements to dielectric waveguides. This work explores the potential of employing pinching…

信息论 · 计算机科学 2025-02-04 Ali Bereyhi , Saba Asaad , Chongjun Ouyang , Zhiguo Ding , H. Vincent Poor

Integrated sensing and communication (ISAC) is viewed as a key enabler for future wireless networks by sharing the hardware and wireless resources between the functionalities of sensing and communication (S&C). Due to the shared wireless…

信息论 · 计算机科学 2025-10-20 Shiying Chen , Guangji Chen , Long Shi , Qingqing Wu , Kang Wei

The movable antenna (MA)-enabled integrated sensing and communication (ISAC) system attracts widespread attention as an innovative framework. The ISAC system integrates sensing and communication functions, achieving resource sharing across…

信号处理 · 电气工程与系统科学 2025-11-07 Zhendong Li , Jianle Ba , Zhou Su , Jinyuan Huang , Haixia Peng , Wen Chen , Linkang Du , Tom H. Luan

In this paper, we study a multiple-input multiple-output (MIMO) integrated sensing and communication (ISAC) system where one multi-antenna base station (BS) sends information to a user with multiple antennas in the downlink and…

信息论 · 计算机科学 2023-12-21 Chan Xu , Shuowen Zhang

Integrated sensing and communication (ISAC) is a promising solution for the future sixth-generation (6G) system. However, classical fixed-position antenna (FPA) ISAC systems fail to fully utilize spatial degrees of freedom (DoFs), resulting…

信号处理 · 电气工程与系统科学 2025-11-18 Yuan Guo , Wen Chen , Qingqing Wu , Yang Liu , Qiong Wu