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相关论文: Random ISAC Signals Deserve Dedicated Precoding

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Radar systems typically employ well-designed deterministic signals for target sensing. In contrast to that, integrated sensing and communications (ISAC) systems have to use random signals to convey useful information, potentially causing…

信号处理 · 电气工程与系统科学 2024-01-17 Shihang Lu , Fan Liu , Fuwang Dong , Yifeng Xiong , Jie Xu , Ya-Feng Liu

Integrated sensing and communications (ISAC) is one of the key enabling technologies in future sixth-generation (6G) networks. Current ISAC systems predominantly rely on deterministic pilot signals within the signal frame to accomplish…

信号处理 · 电气工程与系统科学 2025-06-23 Chen Xu , Xianghao Yu , Fan Liu , Shi Jin

In integrated sensing and communication (ISAC) systems, random signaling is used to convey useful information as well as sense the environment. Such randomness poses challenges in various components in sensing signal processing. In this…

信息论 · 计算机科学 2024-03-19 Hang Ruan , Fan Liu

The ultimate goal of enabling sensing through the cellular network is to obtain coordinated sensing of an unprecedented scale, through distributed integrated sensing and communication (D-ISAC). This, however, introduces challenges related…

信号处理 · 电气工程与系统科学 2025-01-31 Kawon Han , Kaitao Meng , Christos Masouros

Integrated sensing and communication (ISAC) is considered as the potential key technology of the future mobile communication systems. The signal design is fundamental for the ISAC system. The reference signals in mobile communication…

信息论 · 计算机科学 2024-03-05 Zhiqing Wei , Fengyun Li , Haotian Liu , Xu Chen , Huici Wu , Kaifeng Han , Zhiyong Feng

Integrated sensing and communications (ISAC) is recognized as a key enabling technology for future wireless networks. To shed light on the fundamental performance limits of ISAC systems, this paper studies the deterministic-random tradeoff…

信息论 · 计算机科学 2023-01-05 Fan Liu , Yifeng Xiong , Kai Wan , Tony Xiao Han , Giuseppe Caire

Communication-centric Integrated Sensing and Communication (ISAC) has been recognized as a promising methodology to implement wireless sensing functionality over existing network architectures, due to its cost-effectiveness and backward…

信号处理 · 电气工程与系统科学 2025-04-23 Shihang Lu , Fan Liu , Yifeng Xiong , Zhen Du , Yuanhao Cui , Shuangyang Li , Weijie Yuan , Jie Yang , Shi Jin

The Integrated Sensing and Communications (ISAC) paradigm is anticipated to be a cornerstone of the upcoming 6G networks. In order to optimize the use of wireless resources, 6G ISAC systems need to harness the communication data payload…

High-precision ranging plays a crucial role in future 6G Integrated Sensing and Communication (ISAC) systems. To improve the ranging performance while maximizing the resource utilization efficiency, future 6G ISAC networks have to reuse…

信号处理 · 电气工程与系统科学 2025-04-28 Ying Zhang , Fan Liu , Tao Liu , Shi Jin

In this paper, we investigate a multiple-input multiple-output (MIMO) integrated sensing and communication (ISAC) system under typical block-fading channels. As a non-trivial extension to most existing works on ISAC, both the training and…

信息论 · 计算机科学 2024-06-07 Zhenyao He , Wei Xu , Hong Shen , Yonina C. Eldar , Xiaohu You

In this paper, we investigate a bistatic multiple-input multiple-output (MIMO) integrated sensing and communication (ISAC) system over block-fading channels, focusing on the scenario where the sensing and communication receivers (Rxs) are…

信息论 · 计算机科学 2026-05-18 Dongsheng Peng , Chengkai Zhao , Yihong Li , Zhiqing Wei , Jun Chen , Ping Chen

Sensing performance is typically evaluated by classical radar metrics, such as Cramer-Rao bound and signal-to-clutter-plus-noise ratio. The recent development of the integrated sensing and communication (ISAC) framework motivated the…

信息论 · 计算机科学 2024-02-07 Lei Xie , Fan Liu , Jiajin Luo , Shenghui Song

Integrated sensing and communication (ISAC) demonstrates promise for 6G networks; yet its performance limits, which require addressing functional Pareto stochastic optimizations, remain underexplored. Existing works either overlook the…

信号处理 · 电气工程与系统科学 2025-01-03 Zijie Wang , Xudong Wang

Integrated sensing and communication (ISAC) is an encouraging wireless technology which can simultaneously perform both radar and communication functionalities by sharing the same transmit waveform, spectral resource, and hardware platform.…

信号处理 · 电气工程与系统科学 2024-01-12 Yixian Zheng , Rang Liu , Ming Li , Qian Liu

We consider stacked intelligent metasurfaces (SIMs) as a tool to improve the performance of bistatic integrated sensing and communications (ISAC) schemes. To that end, we optimize the SIMs and design a radar parameter estimation (RPE)…

Integrated sensing and communication (ISAC) has garnered significant attention in recent years. In this paper, we delve into the topic of sensing-assisted communication within ISAC systems. More specifically, a novel sensing-assisted…

信号处理 · 电气工程与系统科学 2026-01-21 Shuhan Wang , Aimin Tang , Xudong Wang , Wenze Qu

In this paper, we investigate the robust resource allocation design for secure communication in an integrated sensing and communication (ISAC) system. A multi-antenna dual-functional radar-communication (DFRC) base station (BS) serves…

信息论 · 计算机科学 2022-10-25 Dongfang Xu , Xianghao Yu , Derrick Wing Kwan Ng , Anke Schmeink , Robert Schober

Integrated sensing and communication (ISAC) is a promising technology to fully utilize the precious spectrum and hardware in wireless systems, which has attracted significant attentions recently. This paper studies ISAC for the important…

信号处理 · 电气工程与系统科学 2021-08-17 Zhiqiang Xiao , Yong Zeng

This paper investigates the passive detection problem in multi-static integrated sensing and communication (ISAC) systems, where multiple sensing receivers (SRs) jointly detect a target using random unknown communication signals transmitted…

信息论 · 计算机科学 2025-06-10 Renjie He , Yiqiu Wang , Meixia Tao , Shu Sun

A canonical use case of Integrated Sensing and Communications (ISAC) in multiple-input multiple-output (MIMO) systems involves a multi-antenna transmitter communicating with $K$ users and sensing targets in its vicinity. For this setup,…

信号处理 · 电气工程与系统科学 2025-12-12 Xinze Lyu , Sundar Aditya , Bruno Clerckx
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