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The cell-free integrated sensing and communication (CF-ISAC) architecture is a promising enabler for 6G, offering spectrum efficiency and ubiquitous coverage. However, real deployments suffer from hardware impairments, especially nonlinear…

Signal Processing · Electrical Eng. & Systems 2025-08-26 Yue Xiu , Yang Zhao , Ran Yang , Zheng Dong , Wanting Lyu , Zeyuan Zhang , Dusit Niyato , Guangyi Liu , Ning Wei

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

This paper addresses the design of transmit precoder and receive combiner matrices to support $N_{\rm s}$ independent data streams over a time-division duplex (TDD) point-to-point massive multiple-input multiple-output (MIMO) channel with…

Information Theory · Computer Science 2024-06-10 Tao Jiang , Wei Yu

Frequency-modulated continuous-wave (FMCW) radar plays a pivotal role in the field of remote sensing. The increasing degree of FMCW radar deployment has increased the mutual interference, which weakens the detection capabilities of radars…

Signal Processing · Electrical Eng. & Systems 2024-07-18 Ziang Zhang , Guangzhi Chen , Youlong Weng , Shunchuan Yang , Zhiyu Jia , Jingxuan Chen

Spectrum sharing allows different protocols of the same standard (e.g., 802.11 family) or different standards (e.g., LTE and DVB) to coexist in overlapping frequency bands. As this paradigm continues to spread, wireless systems must also…

Integrated sensing and communication (ISAC) can reduce beam-training overhead in mmWave vehicle-to-infrastructure (V2I) links by enabling in-band sensing-based beam prediction, while exteroceptive sensors can further enhance the prediction…

Signal Processing · Electrical Eng. & Systems 2026-01-06 Abidemi Orimogunje , Hyunwoo Park , Igbafe Orikumhi , Sunwoo Kim , Dejan Vukobratovic

A two-way relay non-orthogonal multiple access (TWR-NOMA) system is investigated, where two groups of NOMA users exchange messages with the aid of one half-duplex (HD) decode-and-forward (DF) relay. Since the…

Information Theory · Computer Science 2019-01-23 Xinwei Yue , Yuanwei Liu , Shaoli Kang , Arumugam Nallanathan , Yue Chen

Low-altitude unmanned aerial vehicles (UAVs) are expected to play an important role for low-altitude economy with a wide range of applications like precise agriculture, aerial delivery and surveillance. Integrated sensing and communication…

Signal Processing · Electrical Eng. & Systems 2025-09-22 Zhiwen Zhou , Yong Zeng , Chunguo Li , Fei Yang , Yan Chen , Jingon Joung

Aiming at providing wireless communication systems with environment-perceptive capacity, emerging integrated sensing and communication (ISAC) technologies face multiple difficulties, especially in balancing the performance trade-off between…

Information Theory · Computer Science 2023-07-18 Xin Zhao , Heng Liu , Shiqi Gong , Xin Ju , Chengwen Xing , Nan Zhao

Existing integrated sensing and communication (ISAC) beamforming design were mostly designed under perfect instantaneous channel state information (CSI), limiting their use in practical dynamic environments. In this paper, we study the…

Signal Processing · Electrical Eng. & Systems 2025-06-18 Shanfeng Xu , Yanshuo Cheng , Siqiang Wang , Xinyi Wang , Zhong Zheng , Zesong Fei

This work presents a novel robust beamforming design dedicated for dual-functional radar and communication (DFRC) base stations (BSs) in the context of integrated sensing and communications (ISAC). The architecture is intended for…

Signal Processing · Electrical Eng. & Systems 2023-03-15 Ahmad Bazzi , Marwa Chafii

This paper investigates flexible beamforming design in an integrated sensing and communication (ISAC) network with movable antennas (MAs). A bistatic radar system is integrated into a multi-user multiple-input-single-output (MU-MISO)…

Signal Processing · Electrical Eng. & Systems 2024-05-20 Wanting Lyu , Songjie Yang , Yue Xiu , Zhongpei Zhang , Chadi Assi , Chau Yuen

In this paper, we consider a full-duplex (FD) Integrated Sensing and Communication (ISAC) system, in which the base station (BS) performs downlink and uplink communications with multiple users while simultaneously sensing multiple targets.…

Signal Processing · Electrical Eng. & Systems 2025-10-29 Duc Nguyen Dao , Haibin Zhang , Andre B. J. Kokkeler , Yang Miao

Integrating Sensing and Communications (ISAC) has emerged as a promising paradigm for Sixth Generation (6G) and Wi-Fi 7 networks, with the communication-centric approach being particularly attractive due to its compatibility with current…

Signal Processing · Electrical Eng. & Systems 2026-05-01 Mathieu Reniers , Martin Willame , Jérôme Louveaux , Luc Vandendorpe

A non-orthogonal multiple access (NOMA)-inspired integrated sensing and communication (ISAC) framework is proposed, where a dual-functional base station (BS) transmits the composite communication and sensing signals. In contrast to treating…

Information Theory · Computer Science 2022-08-02 Zhaolin Wang , Xidong Mu , Yuanwei Liu , Zhiguo Ding

This letter considers the transceiver design in frequency division duplex (FDD) massive multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) systems for high-quality data transmission. We propose a novel…

Signal Processing · Electrical Eng. & Systems 2023-12-12 Junyi Yang , Weifeng Zhu , Shu Sun , Xiaofeng Li , Xingqin Lin , Meixia Tao

This paper proposes a secure integrated sensing and communications (ISAC) framework for multi-user systems with multiple communication users (CUs) and adversarial targets, where the design problem is formulated to maximize secrecy rate…

Beamforming design has been widely investigated for integrated sensing and communication (ISAC) systems with full-duplex (FD) sensing and half-duplex (HD) communication. To achieve higher spectral efficiency, in this paper, we extend…

Information Theory · Computer Science 2023-02-21 Zhenyao He , Wei Xu , Hong Shen , Derrick Wing Kwan Ng , Yonina C. Eldar , Xiaohu You

Integrated Sensing and Communication (ISAC) is emerging as a key enabler for 6G wireless networks, allowing the joint use of spectrum and infrastructure for both communication and sensing. While prior ISAC solutions have addressed resource…

Signal Processing · Electrical Eng. & Systems 2025-12-03 Mehdi Zafari , Rang Liu , A. Lee Swindlehurst

The superimposed pilot transmission scheme offers substantial potential for improving spectral efficiency in MIMO-OFDM systems, but it presents significant challenges for receiver design due to pilot contamination and data interference. To…

Information Theory · Computer Science 2025-07-15 Xinjie Li , Xingyu Zhou , Yixiao Cao , Jing Zhang , Chao-Kai Wen , Xiao Li , Shi Jin
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