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Hybrid Reconfigurable Intelligent Surfaces (HRISs) constitute a new paradigm that redefines smart metasurfaces, not only offering tunable reflections of incoming signals, but also incorporating signal reception and processing capabilities.…

Signal Processing · Electrical Eng. & Systems 2025-04-29 Ioannis Gavras , George C. Alexandropoulos

In this paper, secure wireless information and power transfer with intelligent reflecting surface (IRS) is proposed for a multiple-input single-output (MISO) system. Under the secrecy rate (SR) and the reflecting phase shifts of IRS…

Signal Processing · Electrical Eng. & Systems 2019-11-05 Weiping Shi , Xiaobo Zhou , Linqiong Jia , Yongpeng Wu , Feng Shu , Jiangzhou Wang

A hybrid transmit precoder (TPC) and receive combiner (RC) pair is conceived for millimeter wave (mmWave) multiple input multiple output (MIMO) integrated sensing and communication (ISAC) systems. The proposed design considers a practical…

Signal Processing · Electrical Eng. & Systems 2025-06-06 Jitendra Singh , Anand Mehrotra , Suraj Srivastava , Aditya K. Jagannatham , Lajos Hanzo

This paper studies an intelligent reflecting surface (IRS)-assisted integrated sensing and communication (ISAC) system, in which one IRS is deployed to not only assist the wireless communication from a multi-antenna base station (BS) to a…

Signal Processing · Electrical Eng. & Systems 2022-02-15 Xianxin Song , Ding Zhao , Haocheng Hua , Tony Xiao Han , Xun Yang , Jie Xu

Integrated sensing and communication (ISAC) is a cornerstone technology for 6G networks, offering unified support for high-rate communication and high-accuracy sensing. While existing literature extensively covers link-level designs, the…

Information Theory · Computer Science 2026-01-16 Edward Andrews , Lawrence Ong , Duy T. Ngo , Yao Liu , Min Li

The integration of sensing and communication demands architectures that can flexibly exploit spatial and electromagnetic (EM) degrees of freedom (DoF). This paper proposes an Integrated Sensing and Communication (ISAC) MIMO framework that…

Signal Processing · Electrical Eng. & Systems 2025-12-04 Ataher Sams , Yu-Cheng Hsiao , Muhammad Talha , Besma Smida , Ashutosh Sabharwal

This paper considers an intelligent reflecting surface (IRS) assisted multi-input multi-output (MIMO) power splitting (PS) based simultaneous wireless information and power transfer (SWIPT) system with multiple PS receivers (PSRs). The…

Information Theory · Computer Science 2021-06-01 Chen He , Xie Xie , Kun Yang , Z. Jane Wang

Integrated sensing and communication (ISAC) has been envisioned as a solution to realize the sensing capability required for emerging applications in wireless networks, while efficiently utilizing the available spectral, hardware and energy…

Signal Processing · Electrical Eng. & Systems 2023-05-16 Ziang Liu , Sundar Aditya , Hongyu Li , Bruno Clerckx

Integrated sensing and communication (ISAC) is regarded as the enabling technology in the future 5th-Generation-Advanced (5G-A) and 6th-Generation (6G) mobile communication system. ISAC waveform design is critical in ISAC system. However,…

Information Theory · Computer Science 2023-10-10 Zhiqing Wei , Jinghui Piao , Xin Yuan , Huici Wu , J. Andrew Zhang , Zhiyong Feng , Lin Wang , Ping Zhang

The problem of simultaneously optimizing the information rate and the harvested power in a reconfigurable intelligent surface (RIS)-aided multiple-input single-output downlink wireless network with simultaneous wireless information and…

Information Theory · Computer Science 2022-04-26 Abdelhamed Mohamed , A. Zappone , Marco Di Renzo

Integrated sensing and communications (ISAC), which is recognized as a key enabler for sixth generation (6G), has brought new opportunities for intelligent, sustainable, and connected wireless networks. Multiple-input multiple-output (MIMO)…

Signal Processing · Electrical Eng. & Systems 2025-11-26 Kawon Han , Christos Masouros , Taneli Riihonen , Moeness G. Amin

This paper characterizes the optimal capacity-distortion (C-D) tradeoff in an optical point-to-point system with single-input single-output (SISO) for communication and single-input multiple-output (SIMO) for sensing within an integrated…

Information Theory · Computer Science 2025-04-15 Alireza Ghazavi Khorasgani , Mahtab Mirmohseni , Ahmed Elzanaty

A novel multistatic multiple-input multiple-output (MIMO) integrated sensing and communication (ISAC) system in cellular networks is proposed. It can make use of widespread base stations (BSs) to perform cooperative sensing in wide area.…

Signal Processing · Electrical Eng. & Systems 2023-05-23 Zixiang Han , Lincong Han , Xiaozhou Zhang , Yajuan Wang , Liang Ma , Mengting Lou , Jing Jin , Guangyi Liu

In this paper, we propose a joint beamforming algorithm for a multiuser wireless information and power transfer (MU-WIPT) system that is compatible with the conventional multiuser multiple input multiple output (MU-MIMO) system. The…

Information Theory · Computer Science 2014-07-08 Hyukmin Son , Bruno Clerckx

In this paper, we consider a three-node cooperative wireless powered communication system consisting of a multi-antenna hybrid access point (H-AP) and a single-antenna relay and a single-antenna user. The energy constrained relay and user…

Information Theory · Computer Science 2017-03-07 Han Liang , Caijun Zhong , Himal A. Suraweera , Gan Zheng , Zhaoyang Zhang

This paper investigates integrated localization and communication in a multi-cell system and proposes a coordinated beamforming algorithm to enhance target localization accuracy while preserving communication performance. Within this…

Signal Processing · Electrical Eng. & Systems 2025-02-26 Meidong Xia , Wei Xu , Jindan Xu , Zhenyao He , Zhaohui Yang , Derrick Wing Kwan Ng

This paper investigates the tradeoff between sensing and communication in an ISAC system comprising multiple sensing targets and communication users. A dual-functional base station conducts downlink data transmission services based on RSMA…

Information Theory · Computer Science 2025-04-07 Xudong Li , Rugui Yao , Alexandros-Apostolos A. Boulogeorgos , Theodoros A. Tsiftsis

Extreme crowding of electromagnetic spectrum in recent years has led to the challenges in designing sensing and communications systems. Both systems require a broad range of bandwidth, thus resulting in competing interests in exploiting the…

Signal Processing · Electrical Eng. & Systems 2024-02-15 Longfei Yin , Ziang Liu , Bhavani Shankar M. R. , Mohammad Alaee-Kerahroodi , Bruno Clerckx

Integrated sensing and communication (ISAC), which allows individual radar and communication systems to share the same spectrum bands, is an emerging and promising technique for alleviating spectrum congestion problems. In this paper, we…

Signal Processing · Electrical Eng. & Systems 2022-12-02 Jinjin Chu , Rang Liu , Ming Li , Yang Liu , Qian Liu

This article analyzes the performance of sensing and communications (S\&C) achieved by a multiple-input multiple-output downlink integrated S\&C (ISAC) system. Three ISAC scenarios are analyzed, including the sensing-centric design,…

Information Theory · Computer Science 2023-01-10 Chongjun Ouyang , Yuanwei Liu , Hongwen Yang