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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…

Signal Processing · Electrical Eng. & Systems 2026-01-21 Shuhan Wang , Aimin Tang , Xudong Wang , Wenze Qu

Integrated sensing and communication (ISAC) is emerging as a key technique for next-generation wireless systems. In order to expedite the practical implementation of ISAC in pervasive mobile networks, it is crucial to have widely deployed…

Signal Processing · Electrical Eng. & Systems 2024-07-18 Zichao Xiao , Rang Liu , Ming Li , Qian Liu , A. Lee Swindlehurst

In the future 6G integrated sensing and communication (ISAC) cellular systems, networked sensing is a promising technique that can leverage the cooperation among the base stations (BSs) to perform high-resolution localization. However, a…

Signal Processing · Electrical Eng. & Systems 2023-05-05 Qipeng Wang , Liang Liu , Shuowen Zhang , Boya Di , Francis C. M. Lau

In future sixth-generation (6G) mobile networks, radar sensing is expected to be offered as an additional service to its original purpose of communication. Merging these two functions results in integrated sensing and communication (ISAC)…

The classic trilateration technique can localize each target based on its distances to three anchors with known coordinates. Usually, this technique requires all the anchors and targets, e.g., the satellites and the mobile phones in Global…

Signal Processing · Electrical Eng. & Systems 2022-05-30 Qipeng Wang , Liang Liu , Shuowen Zhang , Francis C. M. Lau

This paper investigates multi-static position estimation in cell-free massive multiple-input multiple-output (CF mMIMO) architectures, where orthogonal time frequency space (OTFS) is used as an integrated sensing and communication (ISAC)…

Information Theory · Computer Science 2025-09-10 Yifei Fan , Shaochuan Wu , Mingjun Sun , Lin Huo , Jianchao Su , Haojie Wang

Channel estimation and signal detection are essential steps to ensure the quality of end-to-end communication in orthogonal frequency-division multiplexing (OFDM) systems. In this paper, we develop a DDLSD approach, i.e., Data-driven Deep…

Information Theory · Computer Science 2021-07-29 Guangliang Pan , Zitong Liu , Wei Wang , Minglei Li

The recently proposed multi-chirp waveform, affine frequency division multiplexing (AFDM), is regarded as a prospective candidate for integrated sensing and communication (ISAC) due to its robust performance in high-mobility scenarios and…

Signal Processing · Electrical Eng. & Systems 2025-03-14 Yirui Luo , Yong Liang Guan , Yao Ge , Chau Yuen

This paper addresses joint target acquisition and position estimation in an OFDM-based integrated sensing and communication (ISAC) network with base station (BS) cooperation via a fusion center. A two-stage framework is proposed: in the…

Signal Processing · Electrical Eng. & Systems 2025-07-10 Lorenzo Pucci , Andrea Giorgetti

Dynamic Metasurface Antennas (DMAs) constitute a promising solution for extremely large antenna arrays, requiring lower power consumption and reduced hardware cost as compared to conventional phased arrays. In this paper, we consider a…

Signal Processing · Electrical Eng. & Systems 2026-05-06 Konstantinos D. Katsanos , Panagiotis Gavriilidis , George C. Alexandropoulos

In this paper, we propose a time-division near-field integrated sensing and communication (ISAC) framework for cell-free multiple-input multiple-output (MIMO), where sensing and downlink communication are separated in time. During the…

Signal Processing · Electrical Eng. & Systems 2026-01-21 Chaedam Son , Si-Hyeon Lee

The sixth generation (6G) of wireless networks introduces integrated sensing and communication (ISAC), a technology in which communication and sensing functionalities are inextricably linked, sharing resources across time, frequency, space,…

Signal Processing · Electrical Eng. & Systems 2024-06-28 Silvia Mura , Dario Tagliaferri , Marouan Mizmizi , Umberto Spagnolini , Athina Petropulu

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

We investigate the activity detection and channel estimation issues for cell-free Internet of Things (IoT) networks with massive random access. In each time slot, only partial devices are active and communicate with neighboring access…

Information Theory · Computer Science 2021-09-29 Xinhua Wang , Alexei Ashikhmin , Zhicheng Dong , Chao Zhai

In integrated sensing and communications (ISAC), a distinguishing feature of 6G wireless networks, the main challenge lies in integrating the two distinct functions of sensing and communication within the same waveform. In this paper, the…

Signal Processing · Electrical Eng. & Systems 2025-09-30 Henglin Pu , Zhu Han , Athina P. Petropulu , Husheng Li

Integrated sensing and communication (ISAC) has opened up numerous game-changing opportunities for future wireless systems. In this paper, we develop a novel scheme that utilizes orthogonal frequency division multiplexing (OFDM) pilot…

Signal Processing · Electrical Eng. & Systems 2024-01-25 Yuhua Jiang , Feifei Gao , Shi Jin

This paper demonstrates the feasibility of respiration pattern estimation utilizing a communication-centric cellfree massive MIMO OFDM Base Station (BS). The sensing target is typically positioned near the User Equipment (UE), which…

Signal Processing · Electrical Eng. & Systems 2025-02-18 Haoqiu Xiong , Robbert Beerten , Zhuangzhuang Cui , Yang Miao , Sofie Pollin

In this paper, we explore a cooperative integrated sensing and communication (ISAC) framework that utilizes orthogonal frequency division multiplexing (OFDM) waveforms. Under the control of a central processing unit (CPU), multiple access…

Signal Processing · Electrical Eng. & Systems 2026-02-25 Zihuan Wang , Vincent W. S. Wong , Robert Schober

Integrated sensing and communications (ISAC) as one of the key technologies is capable of supporting high-speed communication and high-precision sensing for the upcoming 6G. This paper studies a waveform strategy by designing the orthogonal…

Signal Processing · Electrical Eng. & Systems 2024-11-13 Ming Lyu , Hao Chen , Dan Wang , Guangyin Feng , Chen Qiu , Xiaodong Xu

Orthogonal frequency division multiplexing (OFDM) is one of the most widely adopted waveforms for integrated sensing and communication (ISAC) systems, owing to its high spectral efficiency and compatibility with modern communication…

Signal Processing · Electrical Eng. & Systems 2025-10-16 Kawon Han , Kaitao Meng , Alexandra Chatzicharistou , Christos Masouros