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相关论文: Multistatic Cloud Radar Systems: Joint Sensing and…

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Advancements in analog-to-digital converter (ADC) technology have enabled higher sampling rates, making it feasible to adopt digital radar architectures that directly sample the radio-frequency (RF) signal, eliminating the need for analog…

This paper proposes to leverage intelligent reflecting surface (IRS) backscatter to realize radio-frequency-chain-free uplink-transmissions (RFCF-UT). In this communication paradigm, IRS works as an information carrier, whose elements are…

信号处理 · 电气工程与系统科学 2022-07-22 Sai Xu , Yanan Du , Jiliang Zhang , Jiangzhou Wang , Jie Zhang

This paper considers the uplink of a cloud radio access network (C-RAN) comprised of several multi-antenna remote radio units (RUs) which send the data that they received from multiple mobile users (MUs) to a central unit (CU) via a…

信息论 · 计算机科学 2017-04-20 Marzieh Najafi , Vahid Jamali , Derrick Wing Kwan Ng , Robert Schober

We consider a centralized detection problem where sensors experience noisy measurements and intermittent connectivity to a centralized fusion center. The sensors collaborate locally within predefined sensor clusters and fuse their noisy…

信号处理 · 电气工程与系统科学 2022-08-23 Michal Yemini , Stephanie Gil , Andrea J. Goldsmith

This paper studies a fluid-antenna-enabled integrated bistatic sensing and backscatter communication system for future networks where connectivity, power delivery, and environmental awareness are jointly supported by the same…

信号处理 · 电气工程与系统科学 2026-02-12 A. Abdelaziz Salem , Saeed Abdallah , Khawla Alnajjar , Mahmoud A. Albreem , Mohamed Saad , Hayssam Dahrouj , Hesham Elsawy

It is becoming a key feature of UAV communication network to integrate sensing function into communication equipment to realize sensing communication integration.The existing perceptual communication fusion schemes focus on the design under…

信号处理 · 电气工程与系统科学 2023-10-10 Sang Wanchao , Gao Hui , Xu Wenjun

This paper investigates dynamic hybrid beamforming (HBF) for a dual-function radar-communication (DFRC) system, where the DFRC base station (BS) simultaneously serves multiple single-antenna users and senses a target in the presence of…

信号处理 · 电气工程与系统科学 2023-09-15 Bowen Wang , Hongyu Li , Ziyang Cheng

In this paper, we investigate the joint resource allocation and trajectory design for a multi-user, multi-target unmanned aerial vehicle (UAV)-enabled integrated sensing and communication (ISAC) system, where the link capacity between a…

信号处理 · 电气工程与系统科学 2024-09-04 Ata Khalili , Atefeh Rezaei , Dongfang Xu , Falko Dressler , Robert Schober

In this work we consider a multiple-input multiple-output (MIMO) dual-function radar-communication (DFRC) system, which senses multiple spatial directions and serves multiple users. Upon resorting to an orthogonal frequency division…

信号处理 · 电气工程与系统科学 2022-03-09 Jeremy Johnston , Luca Venturino , Emanuele Grossi , Marco Lops , Xiaodong Wang

In vehicular networks of the future, sensing and communication functionalities will be intertwined. In this paper, we investigate a radar-assisted predictive beamforming design for vehicle-to-infrastructure (V2I) communication by exploiting…

信号处理 · 电气工程与系统科学 2020-01-28 Fan Liu , Weijie Yuan , Christos Masouros , Jinhong Yuan

Unmanned aerial vehicles (UAVs) have attracted plenty of attention due to their high flexibility and enhanced communication ability. However, the limited coverage and energy of UAVs make it difficult to provide timely wireless service for…

系统与控制 · 电气工程与系统科学 2024-12-18 Rui Wang , Kaitao Meng , Deshi Li

By allowing a large number of links to be simultaneously transmitted, directional antenna arrays with beamforming have been envisioned as a promising candidate to reach unprecedented levels of spatial isolation. To achieve the high…

信息论 · 计算机科学 2019-01-16 Yilin Li , Jian Luo , Richard A. Stirling-Gallacher , Giuseppe Caire

We study security solutions for dual-functional radar communication (DFRC) systems, which detect the radar target and communicate with downlink cellular users in millimeter-wave (mmWave) wireless networks simultaneously. Uniquely for such…

信号处理 · 电气工程与系统科学 2021-07-13 Nanchi Su , Fan Liu , Zhongxiang Wei , Ya-Feng Liu , Christos Masouros

This paper studies the energy efficiency of the cloud radio access network (C-RAN), specifically focusing on two fundamental and different downlink transmission strategies, namely the data-sharing strategy and the compression strategy. In…

信息论 · 计算机科学 2016-01-08 Binbin Dai , Wei Yu

This work studies the joint design of cloud and edge processing for the downlink of a fog radio access network (F-RAN). In an F-RAN, as in cloud-RAN (C-RAN), a baseband processing unit (BBU) can perform joint baseband processing on behalf…

信息论 · 计算机科学 2016-01-12 Seok-Hwan Park , Osvaldo Simeone , Shlomo Shamai

Recently, an evolution of the Cloud Radio Access Network (C-RAN) has been proposed, named as Fog Radio Access Network (F-RAN). Compared to C-RAN, the Radio Units (RUs) in F-CAN are equipped with local caches, which can store some frequently…

信息论 · 计算机科学 2016-02-23 Di Chen , Stephan Schedler , Volker Kuehn

In this paper, we consider an edge cache-assisted millimeter wave cloud radio access network (C-RAN). Each remote radio head (RRH) in the C-RAN has a local cache, which can pre-fetch and store the files requested by the actuators. Multiple…

信息论 · 计算机科学 2020-02-12 Wanming Hao , Ming Zeng , Gangcan Sun , Pei Xiao

As a promising paradigm for fifth generation (5G) wireless communication systems, cloud radio access networks (C-RANs) have been shown to reduce both capital and operating expenditures, as well as to provide high spectral efficiency (SE)…

信息论 · 计算机科学 2016-11-15 M. Peng , C. Wang , V. Lau , H. V. Poor

Dual functional radar and communication (DFRC) systems are a viable approach to extend the services of future communication systems. Most studies designing DFRC systems assume that the target direction is known. In our paper, we address a…

信号处理 · 电气工程与系统科学 2024-12-11 Mateen Ashraf , Anna Gaydamaka , Dmitri Moltchanov , John Thompson , Mikko Valkama , Bo Tan

Integrated sensing and communication (ISAC) unifies radar sensing and communication, and improves the efficiency of the spectrum, energy and hardware. In this paper, we investigate the ISAC beamforming design in a downlink system with a…

信号处理 · 电气工程与系统科学 2022-11-09 Jin Li , Nan Liu