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Related papers: Mobility-Aware Coded Storage and Delivery

200 papers

Coded-caching is a promising technique to reduce the peak rate requirement of backhaul links during high traffic periods. In this letter, we study the effect of adaptive transmission on the performance of coded-caching based networks.…

Information Theory · Computer Science 2021-03-15 Behrooz Makki , Mohamed-Slim Alouini

In this paper, the problem of distributed caching in dense wireless small cell networks (SCNs) is studied using mean field games (MFGs). In the considered SCN, small base stations (SBSs) are equipped with data storage units and cooperate to…

Information Theory · Computer Science 2016-03-24 Kenza Hamidouche , Walid Saad , Mérouane Debbah , H. Vincent Poor

This study introduces and addresses the critical challenge of traffic load estimation in cell switching within vertical heterogeneous networks. The effectiveness of cell switching is significantly limited by the lack of accurate traffic…

Systems and Control · Electrical Eng. & Systems 2026-01-19 Maryam Salamatmoghadasi , Metin Ozturk , Halim Yanikomeroglu

Cache-equipped Base-Stations (CBSs) is an attractive alternative to offload the rapidly growing backhaul traffic in a mobile network. New 5G technology and dense femtocell enable one user to connect to multiple base-stations simultaneously.…

Networking and Internet Architecture · Computer Science 2020-01-17 Lemei Huang , Sheng Cheng , Yu Guan , Xinggong Zhang , Zongming Guo

Heterogeneous wireless networks (HetNets) provide a powerful approach to meet the dramatic mobile traffic growth, but also impose a significant challenge on backhaul. Caching and multicasting at macro and pico base stations (BSs) are two…

Information Theory · Computer Science 2016-04-11 Ying Cui , Dongdong Jiang

This paper introduces a cooperative sensing framework designed for integrated sensing and communication cellular networks. The framework comprises one base station (BS) functioning as the sensing transmitter, while several nearby BSs act as…

Information Theory · Computer Science 2024-04-05 Wenrui Li , Min Li , An Liu , Tony Xiao Han

In cellular networks, the densification of connected devices and base stations engender the ever-growing traffic intensity, and caching popular contents with smart management is a promising way to alleviate such consequences. Our research…

Information Theory · Computer Science 2021-03-25 Takehiro Ohashi

Multicast transmission and wireless caching are effective ways of reducing air and backhaul traffic load in wireless networks. This paper proposes to incorporate these two key ideas for content-centric multicast transmission in a cloud…

Information Theory · Computer Science 2015-08-12 Hao Zhou , Meixia Tao , Erkai Chen , Wei Yu

Content caching at the small-cell base stations (sBSs) in a heterogeneous wireless network is considered. A cost function is proposed that captures the backhaul link load called the `offloading loss', which measures the fraction of the…

Information Theory · Computer Science 2018-05-18 B. N. Bharath , K. G. Nagananda , D. Gündüz , H. Vincent Poor

Edge-caching has received much attention as an efficient technique to reduce delivery latency and network congestion during peak-traffic times by bringing data closer to end users. Existing works usually design caching algorithms separately…

Information Theory · Computer Science 2018-02-08 Thang X. Vu , Symeon Chatzinotas , Bjorn Ottersten

Edge caching is emerging as the most promising solution to reduce the content retrieval delay and relieve the huge burden on the backhaul links in the ultra-dense networks by proactive caching popular contents in the small base station…

Systems and Control · Electrical Eng. & Systems 2023-01-04 Wen Wu , Ning Zhang , Nan Cheng , Yujie Tang , Khalid Aldubaikhy , Xuemin , Shen

We develop Gibbs sampling based techniques for learning the optimal content placement in a cellular network. A collection of base stations are scattered on the space, each having a cell (possibly overlapping with other cells). Mobile users…

Networking and Internet Architecture · Computer Science 2019-06-19 Arpan Chattopadhyay , Bartłomiej Błaszczyszyn , H. Paul Keeler

The coded caching scheme proposed by Maddah-Ali and Niesen considers the delivery of files in a given content library to users through a deterministic error-free network where a common multicast message is sent to all users at a fixed rate,…

Information Theory · Computer Science 2020-05-29 Mozhgan Bayat , Ratheesh K. Mungara , Giuseppe Caire

This work studies the joint design of precoding and backhaul compression strategies for the downlink of cloud radio access networks. In these systems, a central encoder is connected to multiple multi-antenna base stations (BSs) via…

Information Theory · Computer Science 2015-06-15 Seok-Hwan Park , Osvaldo Simeone , Onur Sahin , Shlomo Shamai

Future Internet usage will be dominated by the consumption of a rich variety of online multimedia services accessed from an exponentially growing number of multimedia capable mobile devices. As such, future Internet designs will be…

Information Theory · Computer Science 2016-11-17 Angela Sara Cacciapuoti , Marcello Caleffi , Mingyue Ji , Jaime Llorca , Antonia Maria Tulino

This paper considers heterogeneous coded caching where the users have unequal distortion requirements. The server is connected to the users via an error-free multicast link and designs the users' cache sizes subject to a total memory…

Information Theory · Computer Science 2018-02-28 Abdelrahman M. Ibrahim , Ahmed A. Zewail , Aylin Yener

Centralized coded caching of popular contents is studied for users with heterogeneous distortion requirements, corresponding to diverse processing and display capabilities of mobile devices. Users' distortion requirements are assumed to be…

Information Theory · Computer Science 2016-04-28 Qianqian Yang , Deniz Gunduz

In this paper, we consider a multi-access coded caching system with decentralized prefetching, where a server hosts $N$ files, each of size $F$ bits, and is connected to $K$ users through a shared link. There are $c$ caches distributed…

Information Theory · Computer Science 2024-06-25 Monolina Dutta , Anoop Thomas , B. Sundar Rajan

In this paper, we propose a novel joint caching and massive multiple-input multiple-output (MIMO) transmission scheme, referred to as \emph{cache-aided massive MIMO}, for multi-cell downlink transmission to multiple cache-enabled receivers.…

Information Theory · Computer Science 2022-04-12 Lin Xiang , Xiao Wei , Laura Cottatellucci , Robert Schober , Tao Jiang

Content caching at the edge of network is a promising technique to alleviate the burden of backhaul networks. In this paper, we consider content caching along time in a base station with limited cache capacity. As the popularity of contents…

Networking and Internet Architecture · Computer Science 2020-01-14 Ghafour Ahani , Di Yuan