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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…

Signal Processing · Electrical Eng. & Systems 2026-01-29 Qian Gao , Ruikang Zhong , Hyundong Shin , Yuanwei Liu

The paper studies the problem of recovering a spectrally sparse object from a small number of time domain samples. Specifically, the object of interest with ambient dimension $n$ is assumed to be a mixture of $r$ complex multi-dimensional…

Information Theory · Computer Science 2015-01-06 Yuxin Chen , Yuejie Chi

In this paper, intelligent reflecting surface (IRS) is introduced to enhance the network performance of cognitive radio (CR) systems. Specifically, we investigate robust beamforming design based on both bounded channel state information…

Signal Processing · Electrical Eng. & Systems 2024-01-08 Lei Zhang , Cunhua Pan , Yu Wang , Hong Ren , Kezhi Wang

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.…

Signal Processing · Electrical Eng. & Systems 2025-03-14 Chao Zhou , Changsheng You , Beixiong Zheng , Xiaodan Shao , Rui Zhang

In this paper, we investigate a movable antenna (MA)-aided integrated sensing and communication (ISAC) system, where a reconfigurable intelligent surface (RIS) is employed to enhance wireless communication and sensing performance in dead…

Signal Processing · Electrical Eng. & Systems 2024-09-12 Haisu Wu , Hong Ren , Cunhua Pan , Yang Zhang

Integrated Sensing and Communication (ISAC) is emerging as a key enabler for 6G wireless networks, allowing the joint use of spectrum and infrastructure for both communication and sensing. While prior ISAC solutions have addressed resource…

Signal Processing · Electrical Eng. & Systems 2025-12-03 Mehdi Zafari , Rang Liu , A. Lee Swindlehurst

This paper considers reconfigurable intelligent surface (RIS)-aided integrated sensing and communication (ISAC) systems under dual-polarized (DP) channels. Unlike the existing ISAC systems, which ignored polarization of electromagnetic…

Information Theory · Computer Science 2025-01-03 Dongnan Xia , Cunhua Pan , Hong Ren , Zhiyuan Yu , Yasheng Jin , Jiangzhou Wang

Practical ISAC is constrained by static clutter and NLoS multipath, which obscure target-coupled echoes and induce spurious peaks for beam alignment. Existing receiver-side methods largely model targets as passive scatterers, limiting the…

Information Theory · Computer Science 2026-05-27 Xuehui Dong , Kai Wan , Gui Zhou , Chen Shao , Miyu Feng , Robert Caiming Qiu

Due to great efficiency improvement in resource and hardware space, integrated sensing and communication (ISAC) has gained much attention. In the paper, the physical layer security (PLS) of ISAC system under communication eavesdropper…

Information Theory · Computer Science 2026-04-22 Tian Zhang , Zhirong Su , Yueyi Dong

Integrated Sensing and Communication (ISAC) design is crucial for 6G and harmonizes environmental data sensing with communication, emphasizing the need to understand and model these elements. This paper delves into dual-channel models for…

Signal Processing · Electrical Eng. & Systems 2025-07-17 Alejandro Castilla , Saúl Fenollosa , Monika Drozdowska , Alejandro Lopez-Escudero , Sergio Micò-Rosa , Narcis Cardona

Integrated sensing and communication (ISAC) is emerging as a key enabler to address the growing spectrum congestion problem and satisfy increasing demands for ubiquitous sensing and communication. By sharing various resources and…

Signal Processing · Electrical Eng. & Systems 2022-06-20 Rang Liu , Ming Li , Honghao Luo , Qian Liu , A. Lee Swindlehurst

This paper focuses on an integrated sensing and communication (ISAC) system in the presence of signal-dependent modulated jamming (SDMJ). Our goal is to suppress jamming while carrying out simultaneous communications and sensing. We…

Signal Processing · Electrical Eng. & Systems 2025-03-20 Yu Zhou , Qiao Shi , Zhengchun Zhou , Zilong Liu , Pingzhi Fan

This paper investigates a movable-antenna (MA) array empowered integrated sensing and communications (ISAC) over low-altitude platform (LAP) system to support low-altitude economy (LAE) applications. In the considered system, an unmanned…

Signal Processing · Electrical Eng. & Systems 2024-07-23 Ziming Kuang , Wenchao Liu , Chunjie Wang , Zhenzhen Jin , Jinke Ren , Xuhui Zhang , Yanyan Shen

This research presents a novel framework integrating Flexible-Duplex (FlexD) and Integrated Sensing and Communications (ISAC) technologies to address the challenges of spectrum efficiency and resource optimization in next-generation…

Signal Processing · Electrical Eng. & Systems 2025-04-08 Tharaka Perera , Saman Atapattu , Chathuranga Weeraddana , Jamie Evans

In this paper, we propose an integrated sensing and communication (ISAC) system enabled by movable antennas (MAs), which can dynamically adjust antenna positions to enhance both sensing and communication performance for future wireless…

Information Theory · Computer Science 2025-07-17 Lebin Chen , Ming-Min Zhao , Min-Jian Zhao , Rui Zhang

A generalized downlink multi-antenna non-orthogonal multiple access (NOMA) transmission framework is proposed with the novel concept of cluster-free successive interference cancellation (SIC). In contrast to conventional NOMA approaches,…

Information Theory · Computer Science 2022-08-02 Xiaoxia Xu , Yuanwei Liu , Xidong Mu , Qimei Chen , Zhiguo Ding

In this work, we consider end-to-end calibration of an integrated sensing and communication (ISAC) base station (BS) under gain-phase and antenna displacement impairments without collecting signals from predefined positions (labeled data).…

Signal Processing · Electrical Eng. & Systems 2026-04-02 José Miguel Mateos-Ramos , Baptiste Chatelier , Luc Le Magoarou , Nir Shlezinger , Henk Wymeersch , Christian Häger

In this paper, reconfigurable intelligent surface (RIS) is employed in a millimeter wave (mmWave) integrated sensing and communications (ISAC) system. To alleviate the multi-hop attenuation, the semi-self sensing RIS approach is adopted,…

Signal Processing · Electrical Eng. & Systems 2024-01-03 Wanting Lyu , Songjie Yang , Yue Xiu , Ya Li , Hongjun He , Chau Yuen , Zhongpei Zhang

Integrated sensing and communication (ISAC) is expected to be offered as a fundamental service in the upcoming sixth-generation (6G) communications standard. However, due to the exposure of information-bearing signals to the sensing…

Signal Processing · Electrical Eng. & Systems 2023-05-09 Vaibhav Kumar , Marwa Chafii , A. Lee Swindlehurst , Le-Nam Tran , Mark F. Flanagan

We consider transmit beamforming and reflection pattern design in reconfigurable intelligent surface (RIS)-assisted integrated sensing and communication (ISAC) systems to jointly precode communication symbols and radar waveforms. We treat…

Signal Processing · Electrical Eng. & Systems 2022-06-16 R. S. Prasobh Sankar , Sundeep Prabhakar Chepuri , Yonina C. Eldar