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Related papers: Fronthaul-Constrained Distributed Radar Sensing

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This paper considers the uplink of a cloud radio access network (C-RAN) comprised of several multi-antenna remote radio units (RUs) which compress the signals that they receive from multiple mobile users (MUs) and forward them to a CU via…

Information Theory · Computer Science 2018-08-16 Marzieh Najafi , Vahid Jamali , Derrick Wing Kwan Ng , Robert Schober

This paper considers networked sensing in cellular network, where multiple base stations (BSs) first compress their received echo signals from multiple targets and then forward the quantized signals to the central unit (CU) via…

Signal Processing · Electrical Eng. & Systems 2024-09-09 Weifeng Zhu , Shuowen Zhang , Liang Liu

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…

Information Theory · Computer Science 2017-04-20 Marzieh Najafi , Vahid Jamali , Derrick Wing Kwan Ng , Robert Schober

The cloud radio access network (C-RAN) is a promising network architecture for future mobile communications, and one practical hurdle for its large scale implementation is the stringent requirement of high capacity and low latency fronthaul…

Information Theory · Computer Science 2015-06-23 Xiongbin Rao , Vincent K. N. Lau

We consider the problem of in-network compressed sensing from distributed measurements. Every agent has a set of measurements of a signal $x$, and the objective is for the agents to recover $x$ from their collective measurements using only…

Information Theory · Computer Science 2015-06-17 Stacy Patterson , Yonina C. Eldar , Idit Keidar

This paper investigates the fronthaul compression problem in a user-centric cloud radio access network, in which single-antenna users are served by a central processor (CP) cooperatively via a cluster of remote radio heads (RRHs). To…

Information Theory · Computer Science 2024-03-15 Ruihua Qiao , Tao Jiang , Wei Yu

In cloud radio access networks (C-RANs), the baseband units and radio units of base stations are separated, which requires high-capacity fronthaul links connecting both parts. In this paper, we consider the delay-aware fronthaul allocation…

Information Theory · Computer Science 2015-03-02 Wei Wang , Vincent K. N. Lau , Mugen Peng

In this paper, we investigate the resource allocation design for integrated sensing and communication (ISAC) in distributed antenna networks (DANs). In particular, coordinated by a central processor (CP), a set of remote radio heads (RRHs)…

Information Theory · Computer Science 2023-05-03 Dongfang Xu , Ata Khalili , Xianghao Yu , Derrick Wing Kwan Ng , Robert Schober

The performance of cloud radio access network (C-RAN) is constrained by the limited fronthaul link capacity under future heavy data traffic. To tackle this problem, extensive efforts have been devoted to design efficient signal…

Information Theory · Computer Science 2015-04-15 Liu Liang , Suzhi Bi , Rui Zhang

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…

Signal Processing · Electrical Eng. & Systems 2021-04-07 Fangzhou Wang , Hongbin Li

There is a widely held belief that future Radio Access Network (RAN) architectures will be characterized by increased levels of virtualization, whereby base station functionalities, traditionally residing at a single location, will be…

Networking and Internet Architecture · Computer Science 2022-05-18 Sandra Lagén , Xavier Gelabert , Andreas Hansson , Manuel Requena , Lorenza Giupponi

In this work we propose a fronthaul compression scheme for distributed MIMO systems with multi-antenna receivers, in which, prior to signal quantisation, dimension reduction is performed at each receiver by matched filtering the received…

Information Theory · Computer Science 2020-05-28 Fred Wiffen , Mohammud Z. Bocus , Angela Doufexi , Woon Hau Chin

The limited fronthaul capacity imposes a challenge on the uplink of centralized radio access network (C-RAN). We propose to boost the fronthaul capacity of massive multiple-input multiple-output (MIMO) aided C-RAN by globally optimizing the…

Information Theory · Computer Science 2019-01-01 Jiankang Zhang , Sheng Chen , Xinying Guo , Jia Shi , Lajos Hanzo

A key problem in the design of cloud radio access networks (CRANs) is that of devising effective baseband compression strategies for transmission on the fronthaul links connecting a remote radio head (RRH) to the managing central unit (CU).…

Networking and Internet Architecture · Computer Science 2015-10-07 Eunhye Heo , Osvaldo Simeone , Hyuncheol Park

This paper explores the application of uplink fronthaul compression techniques within Open RAN (O-RAN) to mitigate fronthaul load in decentralized distributed MIMO (DD-MIMO) systems. With the ever-increasing demand for high data rates and…

Signal Processing · Electrical Eng. & Systems 2025-07-08 Mostafa Rahmani , Junbo Zhao , Vida Ranjbar , Ahmed Al-Tahmeesschi , Hamed Ahmadi , Sofie Pollin , Alister G. Burr

The cloud radio access network (C-RAN) provides high spectral and energy efficiency performances, low expenditures and intelligent centralized system structures to operators, which has attracted intense interests in both academia and…

Information Theory · Computer Science 2014-10-30 Jian Li , Mugen Peng , Aolin Cheng , Yuling Yu , Chonggang Wang

The paper addresses large-scale, convex optimization problems that need to be solved in a distributed way by agents communicating according to a random time-varying graph. Specifically, the goal of the network is to minimize the sum of…

Optimization and Control · Mathematics 2020-10-28 Andrea Camisa , Francesco Farina , Ivano Notarnicola , Giuseppe Notarstefano

Real-time visual analysis tasks, like tracking and recognition, require swift execution of computationally intensive algorithms. Visual sensor networks can be enabled to perform such tasks by augmenting the sensor network with processing…

Computer Vision and Pattern Recognition · Computer Science 2017-05-24 Emil Eriksson , György Dán , Viktoria Fodor

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…

Signal Processing · Electrical Eng. & Systems 2025-03-17 Chen Zhong , Xufeng Zhou , Lan Tang , Mengting Lou

Distributed Multiple-Input and Multiple-Output (D-MIMO) is envisioned to play a significant role in future wireless communication systems as an effective means to improve coverage and capacity. In this paper, we have studied the impact of a…

Signal Processing · Electrical Eng. & Systems 2024-05-31 Jale Sadreddini , Omer Haliloglu , Andres Reial
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