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Integrated sensing and communication improves the design of systems by combining sensing and communication functions for increased efficiency, accuracy, and cost savings. The optimal integration requires understanding the trade-off between…

信息论 · 计算机科学 2023-02-13 Geon Choi , Namyoon Lee

Cooperative transmission is an emerging communication technique that takes advantages of the broadcast nature of wireless channels. However, due to low spectral efficiency and the requirement of orthogonal channels, its potential for use in…

信息论 · 计算机科学 2016-11-17 Zhu Han , Xin Zhang , H. Vincent Poor

We consider a spectral sharing problem in which a statistical (or widely distributed) multiple-input multiple-output (MIMO) radar and an in-band full-duplex (IBFD) multi-user MIMO (MU-MIMO) communications system concurrently operate within…

信号处理 · 电气工程与系统科学 2024-03-29 Jiawei Liu , Kumar Vijay Mishra , Mohammad Saquib

It is a fundamental problem to analyse the performance bound of multiple-input multiple-output (MIMO) dual-functional radar-communication (DFRC) systems. To this end, we derive a performance bound on the communication function under a…

信息论 · 计算机科学 2022-11-15 Ziheng Zheng , Xiang Liu , Tianyao Huang , Yimin Liu , Yonina C. Eldar

Data traffic demand in cellular networks has been tremendously growing and has led to creating congested RF environment. Accordingly, innovative approaches for spectrum sharing have been proposed and implemented to accommodate several…

信号处理 · 电气工程与系统科学 2017-09-26 Mina Labib , Vuk Marojevic , Anthony F. Martone , Jeffrey H. Reed , Amir I. Zaghloul

Joint radar and communication (JRC) technology has become important for civil and military applications for decades. This paper introduces the concepts, characteristics and advantages of JRC technology, presenting the typical applications…

信息论 · 计算机科学 2021-03-02 Zhiyong Feng , Zixi Fang , Zhiqing Wei , Xu Chen , Zhi Quan , Danna Ji

Beamforming techniques are proposed for a joint multi-input-multi-output (MIMO) radar-communication (RadCom) system, where a single device acts both as a radar and a communication base station (BS) by simultaneously communicating with…

信息论 · 计算机科学 2024-10-30 Fan Liu , Christos Masouros , Ang Li , Huafei Sun , Lajos Hanzo

In this letter, we consider the coexistence and spectrum sharing between downlink multi-user multiple-input-multiple-output (MU-MIMO) communication and a MIMO radar. For a given performance requirement of the downlink communication system,…

信息论 · 计算机科学 2017-07-04 Fan Liu , Christos Masouros , Ang Li , Tharmalingam Ratnarajah

We propose a distributed joint localization and tracking algorithm using a message passing framework, for multiple-input multiple-output radars. We employ the mean field approach to derive an iterative algorithm. The obtained algorithm…

We address the challenge of spectral sharing between a statistical multiple-input multiple-output (MIMO) radar and an in-band full-duplex (IBFD) multi-user MIMO (MU-MIMO) communications system operating simultaneously in the same frequency…

信息论 · 计算机科学 2024-03-29 Jiawei Liu , Kumar Vijay Mishra , Mohammad Saquib

The focus of this paper is on co-existence between a communication system and a pulsed radar sharing the same bandwidth. Based on the fact that the interference generated by the radar onto the communication receiver is intermittent and…

信息论 · 计算机科学 2018-02-14 Le Zheng , Marco Lops , Xiaodong Wang , Emanuele Grossi

We consider a joint multiple-antenna radar-communications system in a co-existence scenario. Contrary to conventional applications, wherein at least the radar waveform and communications channel are known or estimated \textit{a priori}, we…

信息论 · 计算机科学 2022-06-13 Roman Jacome , Kumar Vijay Mishra , Edwin Vargas , Brian M. Sadler , Henry Arguello

The use of unmanned aerial vehicles (UAVs) for different applications has increased many folds in recent years. The UAVs are expected to change the future air operations. However, there are instances where the UAVs can be used for malicious…

信号处理 · 电气工程与系统科学 2022-11-21 Wahab Khawaja , Martins Ezuma , Vasilii Semkin , Fatih Erden , Ozgur Ozdemir , Ismail Guvenc

We consider a joint radar estimation and communication system using orthogonal time frequency space (OTFS) modulation. The scenario is motivated by vehicular applications where a vehicle equipped with a mono-static radar wishes to…

信息论 · 计算机科学 2019-10-07 Lorenzo Gaudio , Mari Kobayashi , Giuseppe Caire , Giulio Colavolpe

In this paper, power allocation is examined for the coexistence of a radar and a communication system that employ multicarrier waveforms. We propose two designs for the considered spectrum sharing problem by maximizing the output…

信号处理 · 电气工程与系统科学 2021-04-07 Fangzhou Wang , Hongbin Li

This paper deals with joint adaptive radar detection and target bearing estimation in the presence of mutual coupling among the array elements. First of all, a suitable model of the signal received by the multichannel radar is developed via…

信号处理 · 电气工程与系统科学 2025-05-13 Augusto Aubry , Antonio De Maio , Lan Lan , Massimo Rosamilia

Radar and modern communication systems are both evaluating towards higher frequency bands and massive antenna arrays, thus increasing their similarities in terms of hardware structure, channel characteristics, and signal processing…

信号处理 · 电气工程与系统科学 2022-06-10 Yuanhao Cui , Xiaojun Jing , Visa Koivunen

The following paper introduces a novel integrated sensing and communication (ISAC) scenario termed hybrid radar fusion. In this setting, the dual-functional radar and communications (DFRC) base station (BS) acts as a mono-static radar in…

信号处理 · 电气工程与系统科学 2024-01-19 Akhileswar Chowdary , Ahmad Bazzi , Marwa Chafii

The impending spectrum congestion imposed by the emergence of new bandwidth-thirsty applications may be mitigated by the integration of radar and classic communications functionalities in a common system. Furthermore, the merger of a…

信号处理 · 电气工程与系统科学 2021-11-10 Leonardo Leyva , Daniel Castanheira , Adão Silva , Atílio Gameiro , Lajos Hanzo

In this paper, we investigate the coexistence of a single cell massive MIMO communication system with a MIMO radar. We consider the case where the massive MIMO BS is aware of the radar's existence and treats it as a non-serviced user, but…

信息论 · 计算机科学 2023-07-25 Aparna Mishra , Ribhu Chopra