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Related papers: Exploiting NOMA and RIS in Integrated Sensing and …

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In this paper, we investigate the potential of employing reconfigurable intelligent surface (RIS) in integrated sensing and communication (ISAC) systems. In particular, we consider an RIS-assisted ISAC system in which a multi-antenna base…

Signal Processing · Electrical Eng. & Systems 2023-01-27 Rang Liu , Ming Li , A. Lee Swindlehurst

Integrated sensing and communication (ISAC) in the near-field regime offers the potential to jointly support high-rate downlink transmission and high-resolution multi-target detection by exploiting the spherical-wave nature of…

Signal Processing · Electrical Eng. & Systems 2025-06-10 Hang Ruan , Homa Nikbakht , Ruizhi Zhang , Honglei Chen , Yonina C. Eldar

Integrated Sensing and Communication (ISAC) has emerged as a key enabler for future wireless systems. The recently developed symbol-level precoding (SLP) technique holds significant potential for ISAC waveform design, as it leverages both…

Signal Processing · Electrical Eng. & Systems 2025-02-21 Peng Jiang , Ming Li , Rang Liu , Wei Wang , Qian Liu

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

Integrated sensing and communication (ISAC) is recognized as a promising technology with great potential in saving hardware and spectrum resources, since it simultaneously realizes radar detection and user communication functions in the…

Signal Processing · Electrical Eng. & Systems 2023-02-22 Qi Zhu , Ming Li , Rang Liu , Qian Liu

This paper explores an integrated sensing and communication (ISAC) network empowered by multiple active simultaneously transmitting and reflecting reconfigurable intelligent surfaces (STAR-RISs). A base station (BS) furnishes downlink…

Signal Processing · Electrical Eng. & Systems 2025-07-25 Hyeonho Noh , Hyeonsu Lyu , Hyun Jong Yang

The aim of this article is to investigate the performance of near-field integrated sensing and communication (ISAC) systems using rotatable movable antennas (RMAs). In the proposed RMA-enabled system, the positions and rotations of antennas…

Signal Processing · Electrical Eng. & Systems 2025-11-17 Yunan Sun , Hao Xu , Chongjun Ouyang , Hongwen Yang

This paper proposes a novel non-orthogonal multiple access (NOMA)-assisted orthogonal time-frequency space (OTFS)-integrated sensing and communication (ISAC) network, which uses unmanned aerial vehicles (UAVs) as air base stations to…

Signal Processing · Electrical Eng. & Systems 2023-10-24 Luping Xiang , Ke Xu , Jie Hu , Christos Masouros , Kun Yang

This paper considers downlink of reconfigurable intelligent surface (RIS) assisted cooperative non-orthogonal multiple access (CNOMA) systems. Our objective is to minimize the total transmit power by jointly optimizing the active…

Signal Processing · Electrical Eng. & Systems 2020-12-08 Jiakuo Zuo , Yuanwei Liu , Naofal Al-Dhahir

This paper proposes a novel network framework of intelligent reflecting surface (IRS)-assisted simultaneous wireless information and power transfer (SWIPT) non-orthogonal multiple access (NOMA) networks, where IRS is used to enhance the…

Information Theory · Computer Science 2021-05-17 Zhendong Li , Wen Chen , Qingqing Wu , Kunlun Wang , Jun Li

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

This paper investigates a low-altitude integrated sensing and communication (ISAC) system that leverages cooperative rotatable active and passive arrays. We consider a downlink scenario where a base station (BS) with an active rotatable…

Signal Processing · Electrical Eng. & Systems 2026-03-03 Ziyuan Zheng , Qingqing Wu , Yanze Zhu , Honghao Wang , Ying Gao , Wen Chen , Jian Xiong

In this paper, we investigate an reconfigurable intelligent surface (RIS)-aided integrated sensing and communication (ISAC) system. Our objective is to maximize the achievable sum rate of the multi-antenna communication users through the…

Signal Processing · Electrical Eng. & Systems 2024-02-09 Yasheng Jin , Hong Ren , Cunhua Pan , Zhiyuan Yu , Ruisong Weng , Boshi Wang , Gui Zhou , Yongchao He , Maged Elkashlan

Integrated positioning and communication (IPAC) system and reconfigurable intelligent surface (RIS) are both considered to be key technologies for future wireless networks. Therefore, in this paper, we propose a RIS-enabled IPAC scheme with…

Signal Processing · Electrical Eng. & Systems 2023-10-26 Junchang Sun , Shuai Ma , Shiyin Li

This letter proposes an active reconfigurable intelligent surface (ARIS) assisted rate-splitting multiple access (RSMA) integrated sensing and communication (ISAC) system to overcome the fairness bottleneck in multi-target sensing under…

Signal Processing · Electrical Eng. & Systems 2026-02-13 Xin Jin , Tiejun Lv , Yashuai Cao , Jie Zeng , Mugen Peng

Satellite communication constitutes a promising solution for the sixth generation (6G) wireless networks in terms of providing global communication services. In order to provide a cost-effective satellite network, we propose a novel…

Information Theory · Computer Science 2023-05-17 Tianwei Hou , Anna Li

In this paper, an reconfigurable intelligent surface (RIS)-aided millimeter wave (mmWave) non-orthogonal multiple access (NOMA) system is considered. In particular, we consider an RIS-aided mmWave-NOMA downlink system with a hybrid…

Signal Processing · Electrical Eng. & Systems 2020-10-20 Yue Xiu , Jun Zhao , Wei Sun , Marco Di Renzo , Guan Gui , Zhongpei Zhang , Ning Wei

Integrated sensing and communications (ISAC) has emerged as a promising paradigm to unify wireless communications and radar sensing, enabling efficient spectrum and hardware utilization. A core challenge with realizing the gains of ISAC…

Information Theory · Computer Science 2025-03-13 Tianyu Fang , Mengyuan Ma , Markku Juntti , Nir Shlezinger , A. Lee Swindlehurst , Nhan Thanh Nguyen

Reconfigurable intelligent surface (RIS) has emerged as a promising technology for achieving high spectrum and energy efficiency in future wireless communication networks. In this paper, we investigate an RIS-aided single-cell multi-user…

Information Theory · Computer Science 2021-05-04 Zhiyang Li , Ming Chen , Zhaohui Yang , Jingwen Zhao , Yinlu Wang , Jianfeng Shi , Chongwen Huang

A simultaneously transmitting and reflecting reconfigurable intelligent surfaces (STAR-RISs) enhanced uplink non-orthogonal multiple access (NOMA) communication system is proposed. A total power consumption minimization problem is…

Information Theory · Computer Science 2021-11-04 Jiakuo Zuo , Yuanwei Liu , Zhiguo Ding , Xianbin Wang