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Related papers: Coded Caching in Partially Cooperative D2D Communi…

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We consider a cache-aided wireless device-to-device (D2D) network under the constraint of one-shot delivery, where the placement phase is orchestrated by a central server. We assume that the devices' caches are filled with uncoded data, and…

Information Theory · Computer Science 2021-06-15 Çağkan Yapar , Kai Wan , Rafael F. Schaefer , Giuseppe Caire

Mobile Edge Caching is a promising technique to enhance the content delivery quality and reduce the backhaul link congestion, by storing popular content at the network edge or mobile devices (e.g. base stations and smartphones) that are…

Computer Science and Game Theory · Computer Science 2021-09-15 Mingyu Li , Changkun Jiang , Lin Gao , Tong Wang , Yufei Jiang

Caching of popular content on wireless nodes is recently proposed as a means to reduce congestion in the backbone of cellular networks and to improve Quality of Service. From a network point of view, the goal is to offload as many users as…

Networking and Internet Architecture · Computer Science 2017-07-11 Jonatan Krolikowski , Anastasios Giovanidis , Marco Di Renzo

Wireless network virtualization and information-centric networking (ICN) are two promising technologies for next generation wireless networks. Although some excellent works have focused on these two technologies, device-to-device (D2D)…

Networking and Internet Architecture · Computer Science 2016-12-26 Kan Wang , F. Richard Yu , Hongyan Li , Zhengquan Li

Content delivery networks store information distributed across multiple servers, so as to balance the load and avoid unrecoverable losses in case of node or disk failures. Coded caching has been shown to be a useful technique which can…

Information Theory · Computer Science 2016-11-22 Tianqiong Luo , Vaneet Aggarwal , Borja Peleato

Caching popular contents at mobile devices, assisted by device-to-device (D2D) communications, is considered as a promising technique for mobile content delivery. It can effectively reduce backhaul traffic and service cost, as well as…

Information Theory · Computer Science 2017-05-10 Rui Wang , Jun Zhang , K. B. Letaief

We consider a geographically constrained caching community where popular data files are cached on mobile terminals and distributed through Device-to-Device (D2D) communications. Further, to ensure availability, data files are protected…

Networking and Internet Architecture · Computer Science 2016-05-31 Joonas Pääkkönen , Amaro Barreal , Camilla Hollanti , Olav Tirkkonen

A novel content caching strategy is proposed for a cache enabled device-to-device (D2D) network where the user devices are allowed to communicate using millimeter wave (mmWave) D2D links (> 6 GHz) as well as conventional sub 6 GHz cellular…

Signal Processing · Electrical Eng. & Systems 2024-07-17 Theshani Nuradha , Tharaka Samarasinghe , Kasun T. Hemachandra

Coded caching is a technique where we utilize multi-casting opportunities to reduce rate in cached networks. One limitation of coded caching schemes is that they reveal the demands of all users to their peers. In this work, we consider…

Information Theory · Computer Science 2019-09-24 Aravind V R , Pradeep Sarvepalli , Andrew Thangaraj

Device-to-Device (D2D) communications can offload the traffic and boost the throughput of cellular networks. By caching files at users, content delivery traffic can be offloaded via D2D links, if a helper user are willing to send the cached…

Information Theory · Computer Science 2017-02-15 Binqiang Chen , Chenyang Yang

This paper considers the secretive coded caching problem with shared caches in which no user must have access to the files that it did not demand. In a shared cache network, the users are served by a smaller number of helper caches and each…

Information Theory · Computer Science 2021-10-22 Elizabath Peter , K. K. Krishnan Namboodiri , B. Sundar Rajan

We consider a wireless device-to-device (D2D) cooperative network where memory-endowed nodes store and exchange content. Each node generates random file requests following an unknown and possibly arbitrary spatio-temporal process, and a…

Networking and Internet Architecture · Computer Science 2019-05-07 Georgios S. Paschos , Apostolos Destounis , George Iosifidis

Caching data files directly on mobile user devices combined with device-to-device (D2D) communications has recently been suggested to improve the capacity of wireless net6works. We investigate the performance of regenerating codes in terms…

Networking and Internet Architecture · Computer Science 2014-11-07 Joonas Pääkkönen , Camilla Hollanti , Olav Tirkkonen

Caching is a technique to reduce peak traffic rates by prefetching popular content into memories at the end users. Conventionally, these memories are used to deliver requested content in part from a locally cached copy rather than through…

Information Theory · Computer Science 2014-05-06 Mohammad Ali Maddah-Ali , Urs Niesen

Increasing storage sizes and WiFi/Bluetooth capabilities of mobile devices have made them a good platform for opportunistic content sharing. In this work we propose a network model to study this in a setting with two characteristics: 1.…

Networking and Internet Architecture · Computer Science 2014-09-25 Tiance Wang , Pan Hui , Sanjeev Kulkarni , Paul Cuff

We consider a wireless Device-to-Device (D2D) network where communication is restricted to be single-hop. Users make arbitrary requests from a finite library of files and have pre-cached information on their devices, subject to a per-node…

Information Theory · Computer Science 2014-05-22 Mingyue Ji , Giuseppe Caire , Andreas F. Molisch

Caching multimedia contents at the network edge is a key solution to decongest the amount of traffic in the backhaul link. In this paper, we extend and analyze the coded caching technique [1] in an unexplored scenario, i.e. at the edge of…

Information Theory · Computer Science 2022-05-16 Estefania Recayte

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

The surge of mobile data traffic forces network operators to cope with capacity shortage. The deployment of small cells in 5G networks is meant to reduce latency, backhaul traffic and increase radio access capacity. In this context, mobile…

Computer Science and Game Theory · Computer Science 2016-12-07 Francesco De Pellegrini , Antonio Massaro , Leonardo Goratti , Rachid El-Azouzi

Coded caching has been widely used in the wireless network for shifting the some transmissions during the peak traffic times to the off-peak traffic times. Multi-server coded caching, which can share responsibility for the total amount of…

Information Theory · Computer Science 2018-06-28 Minquan Cheng , Qiaoling Zhang , Jing Jiang , Reizhong Wei