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Related papers: Online Edge Caching in Fog-Aided Wireless Network

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Fog Radio Access Network (F-RAN) architectures can leverage both cloud processing and edge caching for content delivery to the users. To this end, F-RAN utilizes caches at the edge nodes (ENs) and fronthaul links connecting a cloud…

Information Theory · Computer Science 2018-04-25 Seyyed Mohammadreza Azimi , Osvaldo Simeone , Avik Sengupta , Ravi Tandon

Fog Radio Access Network (F-RAN) exploits cached contents at edge nodes (ENs) and fronthaul connection to the cloud for content delivery. Assuming dedicated fronthaul links between cloud and each EN, previous works focused on analyses of…

Information Theory · Computer Science 2020-06-15 Seyyed Mohammadreza Azimi

Centralized coded caching and delivery is studied for a partially-connected fog radio access network (F-RAN), whereby a set of H edge nodes (ENs) (without caches), connected to a cloud server via orthogonal fronthaul links, serve K users…

Information Theory · Computer Science 2018-02-27 Ahmed Roushdy , Abolfazl Seyed Motahari , Mohammed Nafie , Deniz Gunduz

In this work, we consider a Fog Radio Access Network (F-RAN) system with a partially connected wireless topology and no channel state information available at the cloud and Edge Nodes (ENs). An F-RAN consists of ENs that are equipped with…

Information Theory · Computer Science 2019-12-20 Wei-Ting Chang , Ravi Tandon , Osvaldo Simeone

A Fog Radio Access Network (F-RAN) is a cellular wireless system that enables content delivery via the caching of popular content at edge nodes (ENs) and cloud processing. The existing information-theoretic analyses of F-RAN systems, and…

Information Theory · Computer Science 2017-04-19 Jasper Goseling , Osvaldo Simeone , Petar Popovski

A fog radio access network (F-RAN) is studied, in which $K_T$ edge nodes (ENs) connected to a cloud server via orthogonal fronthaul links, serve $K_R$ users through a wireless Gaussian interference channel. Both the ENs and the users have…

Information Theory · Computer Science 2018-02-07 Joan S. Pujol Roig , Filippo Tosato , Deniz Gündüz

This paper aims to characterize the synergy of distributed caching and wireless fronthaul in a fog radio access network (Fog-RAN) where all edge nodes (ENs) and user equipments (UEs) have a local cache and store contents independently at…

Information Theory · Computer Science 2018-05-10 Fan Xu , Meixia Tao

A fog-aided wireless network architecture is studied in which edge-nodes (ENs), such as base stations, are connected to a cloud processor via dedicated fronthaul links, while also being endowed with caches. Cloud processing enables the…

Information Theory · Computer Science 2019-12-19 Avik Sengupta , Ravi Tandon , Osvaldo Simeone

A Fog-Radio Access Network (F-RAN) is studied in which cache-enabled Edge Nodes (ENs) with dedicated fronthaul connections to the cloud aim at delivering contents to mobile users. Using an information-theoretic approach, this work tackles…

Information Theory · Computer Science 2019-04-03 Roy Karasik , Osvaldo Simeone , Shlomo Shamai

This paper studies the decentralized coded caching for a Fog Radio Access Network (F-RAN), whereby two edge-nodes (ENs) connected to a cloud server via fronthaul links with limited capacity are serving the requests of $K_r$ users. We…

Information Theory · Computer Science 2018-05-01 Antonious M. Girgis , Ozgur Ercetin , Mohammed Nafie , Tamer ElBatt

In a Fog-Radio Access Network (F-RAN), edge caching and fronthaul connectivity to a cloud processor are utilized for the purpose of content delivery. Additional Device-to-Device (D2D) communication capabilities can support the operation of…

Information Theory · Computer Science 2019-12-20 Roy Karasik , Osvaldo Simeone , Shlomo Shamai

To meet the increasing demands of next-generation cellular networks (e.g., 6G), advanced networking technologies must be incorporated. On one hand, the Fog Radio Access Network (F-RAN), has been proposed as an enhancement to the Cloud Radio…

Networking and Internet Architecture · Computer Science 2023-01-23 Sifat Ut Taki , Spyridon Mastorakis

In fog-aided cellular systems, content delivery latency can be minimized by jointly optimizing edge caching and transmission strategies. In order to account for the cache capacity limitations at the Edge Nodes (ENs), transmission generally…

Information Theory · Computer Science 2018-03-22 Jingjing Zhang , Osvaldo Simeone

To deal with the rapid growth of high-speed and/or ultra-low latency data traffic for massive mobile users, fog radio access networks (Fog-RANs) have emerged as a promising architecture for next-generation wireless networks. In Fog-RANs,…

Signal Processing · Electrical Eng. & Systems 2017-10-03 Juan Liu , Bo Bai , Jun Zhang , Khaled B. Letaief

In this paper, the edge caching problem in fog radio access network (F-RAN) is investigated. By maximizing the overall cache hit rate, the edge caching optimization problem is formulated to find the optimal policy. Content popularity in…

Networking and Internet Architecture · Computer Science 2019-02-28 Yanxiang Jiang , Miaoli Ma , Mehdi Bennis , Fu-Chun Zheng , Xiaohu You

This paper considers a cloud-RAN architecture with cache-enabled multi-antenna Edge Nodes (ENs) that deliver content to cache-enabled end-users. The ENs are connected to a central server via limited-capacity fronthaul links, and, based on…

In a Fog Radio Access Network (F-RAN), the cloud processor (CP) collects channel state information (CSI) from the edge nodes (ENs) over fronthaul links. As a result, the CSI at the cloud is generally affected by an error due to outdating.…

Information Theory · Computer Science 2018-05-28 Jingjing Zhang , Osvaldo Simeone

A Fog radio access network is considered as a network architecture candidate to meet the soaring demand in terms of reliability, spectral efficiency, and latency in next generation wireless networks. This architecture combines the benefits…

Information Theory · Computer Science 2017-06-26 Jaber Kakar , Soheil Gherekhloo , Aydin Sezgin

In a Fog Radio Access Network (Fog-RAN), edge caching is combined with cloud-aided transmission in order to compensate for the limited hit probability of the caches at the base stations (BSs). Unlike the typical wired scenarios studied in…

Networking and Internet Architecture · Computer Science 2017-07-11 Igor Stanojev , Osvaldo Simeone

Today's mobile data traffic is dominated by content-oriented traffic. Caching popular contents at the network edge can alleviate network congestion and reduce content delivery latency. This paper provides a comprehensive and unified study…

Information Theory · Computer Science 2019-04-17 Meixia Tao , Deniz Gündüz , Fan Xu , Joan S. Pujol Roig
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