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Dual-functional radar communication (DFRC) system has recently attracted significant academic attentions as an enabling solution for realizing radar-communication spectrum sharing. During the DFRC transmission, however, the critical…

信号处理 · 电气工程与系统科学 2019-09-11 Nanchi Su , Fan Liu , Christos Masouros

Integrated Sensing and Communication (ISAC) systems require efficient beamforming architectures to jointly support communication and sensing functionalities. To reduce hardware overhead, Hybrid Beamforming (HBF) has been widely studied and…

信号处理 · 电气工程与系统科学 2026-04-23 Jiangong Chen , Xia Lei , Yuchen Zhang , Kaitao Meng , Christos Masouros

The development of dual-functional radar-communication (DFRC) systems, where vehicle localization and tracking can be combined with vehicular communication, will lead to more efficient future vehicular networks. In this paper, we develop a…

信号处理 · 电气工程与系统科学 2020-05-19 Weijie Yuan , Fan Liu , Christos Masouros , Jinhong Yuan , Derrick Wing Kwan Ng , Nuria Gonzalez-Prelcic

As a cost-effective alternative, hybrid analog and digital beamforming architecture is a promising scheme for millimeter wave (mmWave) system. This paper considers two hybrid beamforming architectures, i.e. the partially-connected and…

信号处理 · 电气工程与系统科学 2022-09-07 Bowen Wang , Ziyang Cheng , Zishu He

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…

信息论 · 计算机科学 2023-02-21 Zhenyao He , Wei Xu , Hong Shen , Derrick Wing Kwan Ng , Yonina C. Eldar , Xiaohu You

This paper considers the discrete Fourier transform (DFT) based hybrid beamforming multiuser system and studies the use of analog beam selection schemes. We first analyze the uplink ergodic achievable rates of the zero-forcing (ZF) receiver…

信息论 · 计算机科学 2018-07-04 Yu Han , Shi Jin , Jun Zhang , Jiayi Zhang , Kai-Kit Wong

In this paper, we consider the problem of achieving max-min fairness amongst multiple co-channel multicast groups through transmit beamforming. We explicitly focus on overloaded scenarios in which the number of transmitting antennas is…

信息论 · 计算机科学 2017-07-04 Hamdi Joudeh , Bruno Clerckx

The use of planar and concentric circular microphone arrays in beamforming has gained attention due to their ability to optimize both azimuth and elevation angles, making them ideal for spatial audio tasks like sound source localization and…

声音 · 计算机科学 2025-11-25 Jorge Ortigoso-Narro , Jose A. Belloch , Maximo Morales-Cespedes , Maximo Cobos

The use of the millimeter (mm) wave spectrum for next generation (5G) mobile communication has gained significant attention recently. The small carrier wavelengths at mmwave frequencies enable synthesis of compact antenna arrays, providing…

信息论 · 计算机科学 2014-10-22 Jaspreet Singh , Sudhir Ramakrishna

In this paper we explore the use of full-duplex radio to improve the spectrum efficiency in a two-way relay channel where two sources exchange information through an multi-antenna relay, and all nodes work in the full-duplex mode. The…

信息论 · 计算机科学 2015-06-23 Gan Zheng

In this paper, we develop a predictive beamforming scheme based on the dual-functional radar-communication (DFRC) technique, where the road-side units estimates the motion parameters of vehicles exploiting the echoes of the DFRC signals.…

信号处理 · 电气工程与系统科学 2020-04-28 Weijie Yuan , Fan Liu , Christos Masouros , Jinhong Yuan , Derrick Wing Kwan Ng

Integrated Sensing and Communications (ISAC) is a promising technology for future wireless networks, enabling simultaneous communication and sensing using shared resources. This paper investigates the performance of full-duplex (FD)…

信号处理 · 电气工程与系统科学 2025-08-21 Ahsan Nazar , Zhambyl Shaikhanov , Sennur Ulukus

In dual-function radar-communication (DFRC) systems the probing signal contains information intended for the communication users, which makes that information vulnerable to eavesdropping by the targets. We study the security of a DFRC…

信号处理 · 电气工程与系统科学 2024-04-25 Yi-Kai Li , Athina Petropulu

Integrated sensing and communications (ISAC) is envisioned as a key technology for future wireless communications. In this paper, we consider a downlink monostatic ISAC system wherein the base station serves multiple communications users…

信息论 · 计算机科学 2024-07-30 Tianyu Fang , Nhan Thanh Nguyen , Markku Juntti

Rotatable antenna (RA) provides additional spatial degrees of freedom (DoFs) for communication systems by enabling per-antenna dynamic boresight adjustment, which is attractive for fairness-oriented multicast transmission. This letter…

信息论 · 计算机科学 2026-03-30 Weihua Zhu , Beixiong Zheng , Lipeng Zhu , Jie Tang , Yong Zeng

In millimeter wave (mmWave) systems, the advanced lens antenna array can effectively reduce the radio frequency chains cost. However, the mmWave signal is still vulnerable to blocking obstacles and suffers from severe path loss. To address…

信号处理 · 电气工程与系统科学 2020-07-03 Yazheng Wang , Hancheng Lu , Dan Zhao , Huan Sun

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)…

信号处理 · 电气工程与系统科学 2024-05-20 Wanting Lyu , Songjie Yang , Yue Xiu , Zhongpei Zhang , Chadi Assi , Chau Yuen

In this paper, we propose a green beamforming design for the integrated sensing and communication (ISAC) system, using beam-matching error to assess radar performance. The beam-matching error metric, which considers the mean square error…

信号处理 · 电气工程与系统科学 2023-10-24 Luping Xiang , Ke Xu , Jie Hu , Kun Yang

This paper presents a new integrated sensing and communication (ISAC) framework, leveraging the recent advancements of reconfigurable distributed antenna and reflecting surface (RDARS). RDARS is a programmable surface structure comprising…

信息论 · 计算机科学 2024-01-11 Pingping Zhang , Jintao Wang , Yulin Shao , Shaodan Ma

In this paper, we investigate a distributed multi-input multi-output and orthogonal frequency division multiplexing (MIMO-OFDM) dual-function radar-communication (DFRC) system, which enables simultaneous communication and sensing in…

信号处理 · 电气工程与系统科学 2025-03-17 Chen Zhong , Xufeng Zhou , Lan Tang , Mengting Lou