English
Related papers

Related papers: Performance Analysis of a Low-Complexity OTFS Inte…

200 papers

The combination of Integrated Sensing and Communication (ISAC) and Mobile Edge Computing (MEC) enables devices to simultaneously sense the environment and offload data to the base stations (BS) for intelligent processing, thereby reducing…

Signal Processing · Electrical Eng. & Systems 2025-05-01 Peng Liu , Zesong Fei , Xinyi Wang , Xiaoyang Li , Weijie Yuan , Yuanhao Li , Cheng Hu , Dusit Niyato

In orthogonal time frequency space (OTFS) systems, the impact of frequency-dependent Doppler which is referred to as the Doppler squint effect (DSE) is accumulated through longer duration, whose negligence has prevented OTFS systems from…

Information Theory · Computer Science 2023-10-12 Xuehan Wang , Xu Shi , Jintao Wang , Jian Song

Future 6G networks envisions to blur the line between communication and sensing, leveraging ubiquitous OFDM waveforms for both high throughput data and environmental awareness. In this work, we do a thorough analysis of Communication based…

Signal Processing · Electrical Eng. & Systems 2025-07-25 Sandip Jana , Amit Kumar Mishra , Mohammed Zafar Ali Khan

Integrated sensing and communications (ISAC) is one of the key enabling technologies in future sixth-generation (6G) networks. Current ISAC systems predominantly rely on deterministic pilot signals within the signal frame to accomplish…

Signal Processing · Electrical Eng. & Systems 2025-06-23 Chen Xu , Xianghao Yu , Fan Liu , Shi Jin

This paper considers a multi-functional orthogonal frequency division multiplexing (OFDM) system with integrated sensing, communication, and powering (ISCAP), in which a multi-antenna base station (BS) transmits OFDM signals to…

Signal Processing · Electrical Eng. & Systems 2024-08-27 Yilong Chen , Chao Hu , Zixiang Ren , Han Hu , Jie Xu , Lexi Xu , Lei Liu , Shuguang Cui

In this paper, a reduced-complexity cross-domain iterative detection for orthogonal time frequency space (OTFS) modulation is proposed, which exploits channel properties in both time and delay-Doppler domains. Specifically, we first show…

Information Theory · Computer Science 2023-07-04 Mengmeng Liu , Shuangyang Li , Baoming Bai , Giuseppe Caire

This paper proposes an interleaved transceiver design method for a multiple-input multiple-output (MIMO) integrated sensing and communication (ISAC) system utilizing orthogonal frequency division multiplexing (OFDM) waveforms. We consider a…

Signal Processing · Electrical Eng. & Systems 2025-08-15 Yating Chen , Cai Wen , Yan Huang , Jinye Peng , Wei Hong , Timothy N. Davidson

Integrated sensing and communication (ISAC) is increasingly expected to operate under aggressive spectrum reuse, where co-channel orthogonal frequency division multiplexing (OFDM) interference can be catastrophic for data recovery on the…

Signal Processing · Electrical Eng. & Systems 2026-04-30 Henglin Pu , Ahmad Musallam , Husheng Li , Lajos Hanzo

In the intelligent reflecting surface (IRS)-enhanced wireless communication system, channel state information (CSI) is of paramount importance for achieving the passive beamforming gain of IRS, which, however, is a practically challenging…

Information Theory · Computer Science 2020-01-30 Beixiong Zheng , Rui Zhang

Mobile edge computing (MEC) is powerful to alleviate the heavy computing tasks in integrated sensing and communication (ISAC) systems. In this paper, we investigate joint beamforming and offloading design in a three-tier integrated sensing,…

Information Theory · Computer Science 2024-01-29 Peng Liu , Zesong Fei , Xinyi Wang , Yiqing Zhou , Yan Zhang , Fan Liu

This paper presents a theoretical framework to derive information-theoretic bounds on the estimation accuracy of target position and velocity in orthogonal frequency division multiplexing (OFDM)-based integrated sensing and communication…

Signal Processing · Electrical Eng. & Systems 2025-11-03 Lorenzo Pucci , Luca Arcangeloni , Andrea Giorgetti

Integrated Sensing and Communication (ISAC) requires the development of a waveform capable of efficiently supporting both communication and sensing functionalities. This paper proposes a novel waveform that combines the benefits of both the…

Signal Processing · Electrical Eng. & Systems 2026-01-23 Pankaj Kumar , Mohammed El-Hajjar , Ibrahim A. Hemadeh , Yasser Mestrah , Suraj Srivastava , Aditya K. Jagannatham , Lajos Hanzo

The integrated sensing and communication (ISAC) system under multi-input multi-output (MIMO) architecture achieves dual functionalities of sensing and communication on the same platform by utilizing spatial gain, which provides a feasible…

Signal Processing · Electrical Eng. & Systems 2024-07-09 Yangyang Niu , Zhiqing Wei , Dingyou Ma , Xiaoyu Yang , Huici Wu , Zhiyong Feng , Jianhua Yuan

Integrated Sensing and Communication (ISAC) has attracted substantial attraction in recent years for spectral efficiency improvement, enabling hardware and spectrum sharing for simultaneous sensing and signaling operations. In-band Full…

Information Theory · Computer Science 2022-01-17 Md Atiqul Islam , George C. Alexandropoulos , Besma Smida

Orthogonal time frequency space (OTFS) modulation is a two-dimensional signaling technique that has recently emerged in the literature to tackle the time-varying (TV) wireless channels. OTFS deploys the Doppler-delay plane to multiplex the…

Information Theory · Computer Science 2017-10-03 Arman Farhang , Ahmad RezazadehReyhani , Linda E. Doyle , Behrouz Farhang-Boroujeny

Integrated sensing and communication (ISAC) is a key enabler of 6G. Unlike communication radio links, the sensing signal requires to experience round trips from many scatters. Therefore, sensing is more power-sensitive and faces a severer…

Signal Processing · Electrical Eng. & Systems 2024-12-02 Yihua Ma , Zhifeng Yuan , Shuqiang Xia , Chen Bai , Zhongbin Wang , Yuxin Wang

Integrated sensing and communication (ISAC) is considered as a promising solution for improving spectrum efficiency and relieving wireless spectrum congestion. This paper systematically introduces the evolutionary path of ISAC technologies,…

Signal Processing · Electrical Eng. & Systems 2023-05-16 Jinming Du , Yanqun Tang , Xizhang Wei , Jiaojiao Xiong , Jiajun Zhu , Haoran Yin , Chi Zhang , Haibo Chen

Integrated sensing and communication (ISAC), assisted by reconfigurable intelligent surface (RIS) has emerged as a breakthrough technology to improve the capacity and reliability of 6G wireless network. However, a significant challenge in…

Signal Processing · Electrical Eng. & Systems 2025-04-03 Chen Zhen , Li Jianqing , Zhang Haijun , Zhang Wei

Integrated sensing and communication (ISAC) has emerged as a transformative paradigm, enabling situationally aware and perceptive next-generation wireless networks through the co-design of shared network resources. With the adoption of…

Signal Processing · Electrical Eng. & Systems 2025-05-20 Ahmed Hussain , Asmaa Abdallah , Abdulkadir Celik , Ahmed M. Eltawil

The recent emergence of orthogonal time frequency space (OTFS) modulation as a novel PHY-layer mechanism is more suitable in high-mobility wireless communication scenarios than traditional orthogonal frequency division multiplexing (OFDM).…

Information Theory · Computer Science 2021-02-09 Yao Ge , Qinwen Deng , P. C. Ching , Zhi Ding