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This paper studies a downlink secure integrated sensing and communication (ISAC) system, in which a multi-antenna base station (BS) transmits confidential messages to a single-antenna communication user (CU) while performing sensing on…

信息论 · 计算机科学 2022-07-29 Zixiang Ren , Ling Qiu , Jie Xu , Derrick Wing Kwan Ng

Existing integrated sensing and communication (ISAC) beamforming design were mostly designed under perfect instantaneous channel state information (CSI), limiting their use in practical dynamic environments. In this paper, we study the…

信号处理 · 电气工程与系统科学 2025-06-18 Shanfeng Xu , Yanshuo Cheng , Siqiang Wang , Xinyi Wang , Zhong Zheng , Zesong Fei

Sensing-assisted predictive beamforming, as one of the enabling technologies for emerging integrated sensing and communication (ISAC) paradigm, shows significant promise for enhancing various future unmanned aerial vehicle (UAV)…

信号处理 · 电气工程与系统科学 2025-09-17 Yifan Jiang , Qingqing Wu , Hongxun Hui , Wen Chen , Derrick Wing Kwan Ng

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 2023-02-21 Zhenyao He , Wei Xu , Hong Shen , Derrick Wing Kwan Ng , Yonina C. Eldar , Xiaohu You

Emerging as a cornerstone for next-generation wireless networks, integrated sensing and communication (ISAC) systems demand innovative solutions to balance spectral efficiency and sensing accuracy. In this paper, we propose a coordinated…

信号处理 · 电气工程与系统科学 2025-06-02 Chunjie Wang , Xuhui Zhang , Wenchao Liu , Jinke Ren , Huijun Xing , Shuqiang Wang , Yanyan Shen

Integrated sensing and communication (ISAC) is a key enabler for low-altitude wireless networks (LAWNs), providing simultaneous environmental perception and data transmission in complex aerial scenarios. By combining heterogeneous sensing…

信号处理 · 电气工程与系统科学 2025-12-02 Kai Zhang , Wentao Yu , Hengtao He , Shenghui Song , Jun Zhang , Khaled B. Letaief

The sixth generation (6G) mobile communication networks are expected to offer a new paradigm of cellular integrated sensing and communication (ISAC). However, due to the intrinsic difference between sensing and communication in terms of…

信息论 · 计算机科学 2022-01-26 Ruoguang Li , Zhiqiang Xiao , Yong Zeng

In this paper, a novel pinching-antenna assisted index modulation (PA-IM) scheme is proposed for improving the spectral efficiency without increasing the hardware complexity, where the information bits are conveyed not only by the…

信号处理 · 电气工程与系统科学 2026-02-13 Shuaixin Yang , Yijia Li , Yue Xiao , Yong Liang Guan , Xianfu Lei , Zhiguo Ding

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

This paper investigates the optimization of beamforming design in a system with integrated sensing and communication (ISAC), where the base station (BS) sends signals for simultaneous multiuser communication and radar sensing. We aim at…

信息论 · 计算机科学 2022-04-27 Zhenyao He , Wei Xu , Hong Shen , Yongming Huang , Huahua Xiao

A novel continuous-aperture-array (CAPA)-aided integrated sensing and communication (ISAC) framework is proposed. Specifically, an optimal continuous ISAC waveform is designed to form a directive beampattern for multi-target sensing while…

信号处理 · 电气工程与系统科学 2025-11-26 Junjie Ye , Zhaolin Wang , Yuanwei Liu , Peichang Zhang , Lei Huang , Arumugam Nallanathan

Integrated sensing and communication (ISAC) has opened up numerous game-changing opportunities for realizing future wireless systems. In this paper, we propose an ISAC processing framework relying on millimeter-wave (mmWave) massive…

信息论 · 计算机科学 2022-09-12 Zhen Gao , Ziwei Wan , Dezhi Zheng , Shufeng Tan , Christos Masouros , Derrick Wing Kwan Ng , Sheng Chen

Different from conventional radar, the cellular network in the integrated sensing and communication (ISAC) system enables collaborative sensing by multiple sensing nodes, e.g., base stations (BSs). However, existing works normally assume…

信号处理 · 电气工程与系统科学 2023-05-10 Yiming Xu , Dongfang Xu , Lei Xie , Shenghui Song

In this paper, we investigate the issue of uplink integrated sensing and communication (ISAC) in 6G wireless networks where the sensing echo signal and the communication signal are received simultaneously at the base station (BS). To…

信息论 · 计算机科学 2024-03-05 Qiao Qi , Xiaoming Chen , Caijun Zhong , Chau Yuen , Zhaoyang Zhang

The pinching-antenna system (PASS) reconstructs wireless channels through pinching beamforming, i.e., optimizing the activated locations of pinching antennas (PAs) along the waveguide. The aim of this article is to investigate the joint…

信号处理 · 电气工程与系统科学 2025-06-10 Mingjun Sun , Chongjun Ouyang , Shaochuan Wu , Yuanwei Liu

To address the complex beam control in traditional multiple-input multiple-output (MIMO) systems, researchers have proposed adaptive beam alignment using retro-directive antenna (RDA) arrays. This approach creates echo resonance between the…

信号处理 · 电气工程与系统科学 2025-06-06 Yixuan Guo , Shuaifan Xia , Mingliang Xiong , Qingwen Liu , Wen Fang , Qingwei Jiang , Gang Yan , Jiangchuan Mu

This letter proposes advanced beamforming design and analyzes its influence on the sensing and communications (S&C) performance for a multiple-antenna integrated S&C (ISAC) system with a single communication user and a single target. Novel…

信息论 · 计算机科学 2023-07-28 Chongjun Ouyang , Yuanwei Liu , Xingqi Zhang

Security is emerging as a critical performance metric for next-generation wireless networks, but conventional multiple-input-multiple-output (MIMO) systems often suffer from severe path loss and are vulnerable to nearby eavesdroppers due to…

This paper studies an integrated sensing and communication (ISAC) system where a multi-antenna base station (BS) communicates with multiple single-antenna users in the downlink and senses the unknown and random angle information of a target…

信息论 · 计算机科学 2026-04-27 Chan Xu , Shuowen Zhang

Unmanned aerial vehicle (UAV) is expected to revolutionize the existing integrated sensing and communication (ISAC) system and promise a more flexible joint design. Nevertheless, the existing works on ISAC mainly focus on exploring the…

信息论 · 计算机科学 2024-12-30 Kaitao Meng , Qingqing Wu , Shaodan Ma , Wen Chen , Kunlun Wang , Jun Li
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