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A novel transmissive reconfigurable intelligent surface (TRIS) transceiver-empowered simultaneous wireless information and power transfer (SWIPT) framework is proposed. The sum-rate of the information decoding (ID) users is maximized by…

信号处理 · 电气工程与系统科学 2025-11-18 Yuan Guo , Wen Chen , Xudong Bai , Chong He , Qiong Wu

Integrated sensing and communication (ISAC) systems may face a heavy computation burden since the sensory data needs to be further processed. This paper studies a novel system that integrates sensing, communication, and computation, aiming…

信号处理 · 电气工程与系统科学 2024-07-02 Yapeng Zhao , Qingqing Wu , Wen Chen , Yong Zeng , Ruiqi Liu , Weidong Mei , Fen Hou , Shaodan Ma

Reconfigurable intelligent surface (RIS) is a promising technology for 6G networks owing to its superior ability to enhance the capacity and coverage of wireless communications by smartly creating a favorable propagation environment. In…

信号处理 · 电气工程与系统科学 2023-01-27 Rang Liu , Ming Li , Yang Liu , Qingqing Wu , Qian Liu

In this work, we unveil the advantages of synergizing cooperative rate splitting (CRS) with user relaying and simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR RIS). Specifically, we propose a novel STAR…

信息论 · 计算机科学 2024-04-16 Kangchun Zhao , Yijie Mao , Yuanming Shi

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

Reconfigurable intelligent surface (RIS) is a promising technology for future wireless communications due to its capability of optimizing the propagation environments. Nevertheless, in literature, there are few prototypes serving multiple…

信号处理 · 电气工程与系统科学 2024-05-14 Zhibo Zhou , Haifan Yin , Li Tan , Ruikun Zhang , Kai Wang , Yingzhuang Liu

We consider reconfigurable intelligent surface (RIS) aided sixth-generation (6G) terahertz (THz) communications for indoor environment in which a base station (BS) wishes to send independent messages to its serving users with the help of…

信息论 · 计算机科学 2023-03-22 Najam Us Saqib , Shumei Hou , Sung Ho Chae , Sang-Woon Jeon

Reconfigurable intelligent surfaces (RISs) represent a new technology that can shape the radio wave propagation and thus offers a great variety of possible performance and implementation gains. Motivated by this, we investigate the…

信息论 · 计算机科学 2023-02-08 Nemanja Stefan Perović , Le-Nam Tran , Marco Di Renzo , Mark F. Flanagan

Cognitive radio (CR) and integrated sensing and communication (ISAC) are both critical technologies for the sixth generation (6G) wireless networks. However, their interplay has yet to be explored. To obtain the mutual benefits between CR…

信号处理 · 电气工程与系统科学 2024-10-28 Yongqing Xu , Yong Li , Tony Q. S. Quek

Transmissive reconfigurable intelligent surfaces (RIS) represent a transformative architecture for future wireless networks, enabling a paradigm shift from traditional costly base stations to low-cost, energy-efficient transmitters. This…

信息论 · 计算机科学 2025-11-17 Zhengwei Jiang , Yufeng Zhou , Xusheng Zhu , Wen Chen , Qingqing Wu , Kai-Kit Wong

This paper considers the application of reconfigurable intelligent surfaces (RISs) (a.k.a. intelligent reflecting surfaces (IRSs)) to assist multiuser multiple-input multiple-output (MIMO) uplink transmission from several multi-antenna user…

信息论 · 计算机科学 2021-09-14 Li You , Jiayuan Xiong , Yufei Huang , Derrick Wing Kwan Ng , Cunhua Pan , Wenjin Wang , Xiqi Gao

This paper presents a downlink reconfigurable intelligent surface (RIS)-assisted half-duplex (HD) cooperative rate splitting multiple access (C-RSMA) networks. The proposed system model is built up considering one base station (BS), one…

信息论 · 计算机科学 2022-08-16 Shreya Khisa , Mohamad Elhattab , Chadi Assi , Sanaa Sharafeddine

Reconfigurable intelligent surface (RIS) is considered as an extraordinarily promising technology to solve the blockage problem of millimeter wave (mmWave) communications owing to its capable of establishing a reconfigurable wireless…

信息论 · 计算机科学 2022-02-22 Yuqian Zhu , Ming Li , Yang Liu , Qian Liu , Zheng Chang , Yulin Hu

Incorporating rate splitting multiple access (RSMA) into integrated sensing and communication (ISAC) presents a significant security challenge, particularly in scenarios where the location of a potential eavesdropper (Eve) is unidentified.…

信号处理 · 电气工程与系统科学 2024-07-23 A. Abdelaziz Salem , Saeed Abdallah , Mohamed Saad , Khawla Alnajjar , Mahmoud A. Albreem

Reconfigurable intelligent surface (RIS) as an emerging cost-effective technology can enhance the spectrum- and energy-efficiency of wireless networks. In this paper, we consider an RIS-aided green edge inference system, where the inference…

信号处理 · 电气工程与系统科学 2024-10-30 Sheng Hua , Yong Zhou , Kai Yang , Yuanming Shi

This letter presents a flexible rate-splitting multiple access (RSMA) framework for near-field (NF) integrated sensing and communications (ISAC). The spatial beams configured to meet the communication rate requirements of NF users are…

信息论 · 计算机科学 2024-12-03 Jiasi Zhou , Cong Zhou , Cheng Zeng , Chintha Tellambura

This work studies the problems of channel estimation and beamforming for active reconfigurable intelligent surface (RIS)-assisted multiple-input multiple-output (MIMO) communication, incorporating the mutual coupling (MC) effect through an…

信号处理 · 电气工程与系统科学 2025-07-31 Pinjun Zheng , Simon Tarboush , Hadi Sarieddeen , Tareq Y. Al-Naffouri

Integrated sensing and communication (ISAC) enables the joint use of spectrum and hardware resources for radar sensing and data transmission, serving as a key enabler of next-generation wireless networks. However, most existing ISAC studies…

信号处理 · 电气工程与系统科学 2025-11-25 Seonghoon Yoo , Jaemin Jung , Seongah Jeong , Jinkyu Kang , Markku Juntti , Joonhyuk Kang

This paper studies the interference broadcast channel comprising multiple multi-antenna Base Stations (BSs), each controlling a beyond diagonal Reconfigurable Intelligent Surface (RIS) and serving multiple single-antenna users. Wideband…

信息论 · 计算机科学 2024-09-09 Konstantinos D. Katsanos , Paolo Di Lorenzo , George C. Alexandropoulos

Airborne mobile Integrated Sensing and Communication (ISAC) base stations have garnered significant attention recently, with ISAC technology being a crucial application for 6G networks. Since ISAC can sense potential mobile communication…

性能 · 计算机科学 2025-08-05 Shengcai Zhou , Luping Xiang , Kun Yang , Kai Kit Wong , Dapeng Oliver Wu , Chan-Byoung Chae