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Related papers: Optimizing MDS Codes for Caching at the Edge

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Caching popular contents at the edge of the network can positively impact the performance and future sustainability of wireless networks in several ways, e.g., end-to-end access delay reduction and peak rate increase. In this paper, we aim…

Information Theory · Computer Science 2017-03-21 Marco Maso , Italo Atzeni , Imène Ghamnia , Ejder Baştuğ , Mérouane Debbah

Mobile networks are experiencing prodigious increase in data volume and user density , which exerts a great burden on mobile core networks and backhaul links. An efficient technique to lessen this problem is to use caching i.e. to bring the…

Networking and Internet Architecture · Computer Science 2023-06-21 Pavamana K J , Chandramani Kishore Singh

Caching of popular contents at cellular base stations, i.e., edge caching, in order to eliminate duplicate transmission through the backhaul can reduce the latency of data delivery in $5$G networks. However, since caching can only reduce…

Information Theory · Computer Science 2018-02-14 Tachporn Sanguanpuak , Sudarshan Guruacharya , Ekram Hossain , Dusit Niyato , Nandana Rajatheva , Matti Latva-aho

Rate splitting (RS) and wireless edge caching are essential means for meeting the quality of service requirements of future wireless networks. In this work, we focus on the cross-layer co-design of wireless edge caching schemes with…

Signal Processing · Electrical Eng. & Systems 2021-10-27 Eleni Demarchou , Constantinos Psomas , Ioannis Krikidis

Locally caching contents at the network edge constitutes one of the most disruptive approaches in $5$G wireless networks. Reaping the benefits of edge caching hinges on solving a myriad of challenges such as how, what and when to…

Information Theory · Computer Science 2015-09-30 Ejder Baştuğ , Mehdi Bennis , Mérouane Debbah

In this paper, we jointly consider communication, caching and computation in a multi-user cache-assisted mobile edge computing (MEC) system, consisting of one base station (BS) of caching and computing capabilities and multiple users with…

Information Theory · Computer Science 2017-08-17 Ying Cui , Wen He , Chun Ni , Chengjun Guo , Zhi Liu

Caching at the wireless edge is a promising way of boosting spectral efficiency and reducing energy consumption of wireless systems. These improvements are rooted in the fact that popular contents are reused, asynchronously, by many users.…

Networking and Internet Architecture · Computer Science 2018-11-01 Dong Liu , Binqiang Chen , Chenyang Yang , Andreas F. Molisch

Caching at base stations (BSs) is a promising approach for supporting the tremendous traffic growth of content delivery over future small-cell wireless networks with limited backhaul. This paper considers exploiting spatial caching…

Signal Processing · Electrical Eng. & Systems 2018-08-09 Wei Han , An Liu , Wei Yu , Vincent K. N. Lau

With files proactively stored at base stations (BSs), mobile edge caching enables direct content delivery without remote file fetching, which can reduce the end-to-end delay while relieving backhaul pressure. To effectively utilize the…

Networking and Internet Architecture · Computer Science 2017-10-25 Shan Zhang , Peter He , Katsuya Suto , Peng Yang , Lian Zhao , Xuemin , Shen

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 focuses on edge caching in mm/{\mu}Wave hybrid wireless networks, in which all mmWave SBSs and {\mu}Wave MBSs are capable of storing contents to alleviate the traffic burden on the backhaul link that connect the BSs and the core…

Signal Processing · Electrical Eng. & Systems 2019-04-02 Tong Zhang , Sudip Biswas , Keshav Singh , Tharmalingam Ratnarajah

We address the use of linear randon fountain codes caching schemes in a heterogeneous satellite network. We consider a system composed of multiple hubs and a geostationary Earth orbit satellite. Coded content is memorized in hubs' caches in…

Information Theory · Computer Science 2018-07-17 Estefania Recayte , Francisco Lázaro , Gianluigi Liva

Coded caching techniques have received significant attention lately due to their provable gains in reducing the cost of data delivery in wireless networks. These gains, however, have only been demonstrated under the assumption of a free…

Information Theory · Computer Science 2020-03-26 Yousef AlHassoun , Faisal Alotaibi , Aly El Gamal , Hesham El Gamal

The rapid growth of data volume and the accompanying congestion problems over the wireless networks have been critical issues to content providers. A novel technique, termed as coded cache, is proposed to relieve the burden. Through…

Networking and Internet Architecture · Computer Science 2015-04-08 Wei Huang , Sinong Wang , Lianghui Ding , Feng Yang , Wenjun Zhang

In this paper, we aim to minimize the average file transmission delay via bandwidth allocation and cache placement in two-tier heterogeneous networks with limited storage capacity, which consists of cache capacity and buffer capacity. For…

Information Theory · Computer Science 2019-07-19 Zhaohui Yang , Cunhua Pan , Yijin Pan , Yongpeng Wu , Wei Xu , Mohammad Shikh-Bahaei , Ming Chen

The next generation multibeam satellites open up a new way to design satellite communication channels with the full flexibility in bandwidth, transmit power and beam coverage management. In this paper, we exploit the flexible multibeam…

Information Theory · Computer Science 2022-01-25 Thang X. Vu , Nicola Maturo , Symeon Chatzinotas , Joel Grotz , Tom Christophory , Björn Ottersten

Edge caching and computing have been regarded as an efficient approach to tackle the wireless spectrum crunch problem. In this paper, we design a general coded caching with device computing strategy for content computation, e.g., virtual…

Information Theory · Computer Science 2020-02-17 Yingjiao Li , Zhiyong Chen , Meixia Tao

Mobile networks are experiencing tremendous increase in data volume and user density. An efficient technique to alleviate this issue is to bring the data closer to the users by exploiting the caches of edge network nodes, such as fixed or…

Networking and Internet Architecture · Computer Science 2021-05-18 Nikolaos Nomikos , Spyros Zoupanos , Themistoklis Charalambous , Ioannis Krikidis , Athina Petropulu

Content caching at small-cell base stations (SBSs) is a promising method to mitigate the excessive backhaul load and delay, particularly for on-demand video streaming applications. A cache-enabled heterogeneous cellular network architecture…

Information Theory · Computer Science 2019-07-10 Emre Ozfatura , Deniz Gunduz

The performance of cloud-based small cell networks (C-SCNs) relies highly on a capacity-limited fronthaul, which degrade quality of service when it is saturated. Coded caching is a promising approach to addressing these challenges, as it…

Information Theory · Computer Science 2019-07-23 Xiongwei Wu , Qiang Li , Victor C. M. Leung , P. C. Ching