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Related papers: Cache-Aided Fog Radio Access Networks with Partial…

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Non-orthogonal multiple access (NOMA) enabled fog radio access networks (NOMA-F-RANs) have been taken as a promising enabler to release network congestion, reduce delivery latency, and improve fog user equipments' (F-UEs') quality of…

Signal Processing · Electrical Eng. & Systems 2021-12-03 Zhong Yang , Yaru Fu , Yuanwei Liu , Yue Chen , Junshan Zhang

In this paper, we investigate the downlink transmission for cache-enabled fog radio access networks aiming at maximizing the delivery rate under the constraints of fronthaul capacity, maximum transmit power, and size of files. To reduce the…

Information Theory · Computer Science 2018-09-05 Shiwen He , Chenhao Qi , Yongming Huang , Qi Hou , Arumugam Nallanathan

This paper studies caching in (K+L-1) x K partially connected wireless linear networks, where each of the K receivers locally communicates with L out of the K+L-1 transmitters, and caches are at all nodes. The goal is to design caching and…

Information Theory · Computer Science 2019-10-14 Fan Xu , Meixia Tao , Tiankai Zheng

In the wake of growth in intelligent mobile devices and wide usage of bandwidth-hungry applications of mobile Internet, the demand of wireless data traffic and ubiquitous mobile broadband is rapidly increasing. On account of these…

Information Theory · Computer Science 2018-03-16 H. Zhang , Y. Qiu , K. Long , G. K. Karagiannidis , X. Wang , A. Nallanathan

This paper studies edge caching in fog computing networks, where a capacity-aware edge caching framework is proposed by considering both the limited fog cache capacity and the connectivity capacity of base stations (BSs). By allowing…

Networking and Internet Architecture · Computer Science 2020-02-07 Qiang Li , Yuanmei Zhang , Yingyu Li , Yong Xiao , Xiaohu Ge

Fog radio access networks (F-RANs) are seen as potential architectures to support services of internet of things by leveraging edge caching and edge computing. However, current works studying resource management in F-RANs mainly consider a…

Networking and Internet Architecture · Computer Science 2018-09-18 Yaohua Sun , Mugen Peng , Shiwen Mao

This paper considers computation offloading in fog-radio access networks (F-RAN), where multiple user equipments (UEs) offload their computation tasks to the F-RAN through a number of fog nodes. Each UE can choose one of the fog nodes to…

Signal Processing · Electrical Eng. & Systems 2022-11-29 Wei Zhang , Shafei Wang , Ye Pan , Qiang Li , Jingran Lin , Xiaoxiao Wu

Over the last few years, Cloud Radio Access Network (C-RAN) has arisen as a transformative architecture for 5G cellular networks that brings the flexibility and agility of cloud computing to wireless communications. At the same time,…

Information Theory · Computer Science 2017-04-11 Tuyen X. Tran , Abolfazl Hajisami , Dario Pompili

This work studies federated learning (FL) over a fog radio access network, in which multiple internet-of-things (IoT) devices cooperatively learn a shared machine learning model by communicating with a cloud server (CS) through distributed…

Signal Processing · Electrical Eng. & Systems 2022-06-06 Seok-Hwan Park , Hoon Lee

In this work, we study a full-duplex (FD) cloud radio access network (C-RAN) from the aspects of infrastructure sharing and information secrecy, where the central unit utilizes FD remote radio units (RU)s belonging to the same operator,…

Information Theory · Computer Science 2021-07-20 Omid Taghizadeh , Tianyu Yang , Hiroki Iimori , Giuseppe Abreu , Ali Cagatay Cirik , Rudolf Mathar

Fog-computing network combines the cloud computing and fog access points (FAPs) equipped with mobile edge computing (MEC) servers together to support computation-intensive tasks for mobile users. However, as FAPs have limited computational…

Information Theory · Computer Science 2020-03-28 Yijin Pan , Huilin Jiang , Huiling Zhu , Jiangzhou Wang

Caching is an effective technique to improve user perceived experience for content delivery in wireless networks. Wireless caching differs from traditional web caching in that it can exploit the broadcast nature of wireless medium and hence…

Information Theory · Computer Science 2017-05-16 Youlong Cao , Meixia Tao , Fan Xu , Kangqi Liu

In this paper, we study the coded caching scheme for the $(K,L,M_{\text{T}},M_{\text{U}},N)$ partially connected linear network, where there are $N$ files each of which has an equal size, $K+L-1$ transmitters and $K$ users; each user and…

Information Theory · Computer Science 2023-10-30 Minquan Cheng , Yun Xie , Zhenhao Huang , Mingming Zhang , Youlong Wu

In this paper, cooperative edge caching problem is studied in fog radio access networks (F-RANs). Given the non-deterministic polynomial hard (NP-hard) property of the problem, a dueling deep Q network (Dueling DQN) based caching update…

Signal Processing · Electrical Eng. & Systems 2022-06-24 Yanxiang Jiang , Min Zhang , Fu-Chun Zheng , Yan Chen , Mehdi Bennis , Xiaohu You

A novel non-orthogonal multiple access (NOMA) based low-delay service framework is proposed for fog radio access networks (F-RANs). Fog access points (FAPs) leverage NOMA for local delivery of cached content, while the cloud access point…

Signal Processing · Electrical Eng. & Systems 2026-02-26 Yuan Ai , Xidong Mu , Pengbo Si , Yuanwei Liu

This paper considers the support of grant-free massive access and solves the challenge of active user detection and channel estimation in the case of a massive number of users. By exploiting the sparsity of user activities, the concerned…

Information Theory · Computer Science 2020-02-10 Malong Ke , Zhen Gao , Yongpeng Wu

Fog Radio Access Networks (F-RAN) are gaining worldwide interests for enabling mobile edge computing for Beyond 5G. However, to realize the future real-time and delay-sensitive applications, F-RAN tailored radio resource allocation and…

Networking and Internet Architecture · Computer Science 2020-09-28 Thi Ha Ly Dinh , Megumi Kaneko , Ellen Hidemi Fukuda , Lila Boukhatem

A fog-radio access network (F-RAN) architecture is studied for an Internet-of-Things (IoT) system in which wireless sensors monitor a number of multi-valued events and transmit in the uplink using grant-free random access to multiple edge…

Information Theory · Computer Science 2021-05-12 Johannes Dommel , Zoran Utkovski , Osvaldo Simeone , Slawomir Stanczak

We investigate the user-to-cell association (or user-clustering) and beamforming design for Cloud Radio Access Networks (CRANs) and Fog Radio Access Networks (FogRANs) for 5G. CRAN enables cloud centralized resource and power allocation…

Signal Processing · Electrical Eng. & Systems 2018-02-06 Nicolas Pontois , Megumi Kaneko , Thi Ha Ly Dinh , Lila Boukhatem

In this paper, a cloud radio access network (Cloud-RAN) based collaborative edge AI inference architecture is proposed. Specifically, geographically distributed devices capture real-time noise-corrupted sensory data samples and extract the…

Information Theory · Computer Science 2024-04-10 Pengfei Zhang , Dingzhu Wen , Guangxu Zhu , Qimei Chen , Kaifeng Han , Yuanming Shi