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Related papers: Device-to-Device Secure Coded Caching

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This paper studies a novel multi-access coded caching (MACC) model in the two-dimensional (2D) topology, which is a generalization of the one-dimensional (1D) MACC model proposed by Hachem et al. The 2D MACC model is formed by a server…

Information Theory · Computer Science 2022-06-24 Mingming Zhang , Kai Wan , Minquan Cheng , Giuseppe Caire

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

This paper considers full-duplex (FD) device-to-device (D2D) communications in a downlink MISO cellular system in the presence of multiple eavesdroppers. The D2D pair communicate sharing the same frequency band allocated to the cellular…

Information Theory · Computer Science 2017-09-08 Muhammad R. A. Khandaker , Christos Masouros , Kai-Kit Wong

Cache-aided content delivery is studied in a multi-server system with $P$ servers and $K$ users, each equipped with a local cache memory. In the delivery phase, each user connects randomly to any $\rho$ out of $P$ servers. Thanks to the…

Information Theory · Computer Science 2020-03-12 Nitish Mital , Deniz Gunduz , Cong Ling

Decentralized coded content caching for next generation cellular networks is studied. The contents are linearly combined and cached in under-utilized caches of User Terminals (UTs) and its throughput capacity is compared with decentralized…

Information Theory · Computer Science 2016-11-10 Mohsen Karimzadeh Kiskani , Hamid R. Sadjadpour

We consider a scheme for offloading the delivery of contents to mobile devices in a vehicular networking scenario. Each content can be delivered to the requesting device either by a neighboring device or, at the expiration of a maximum…

Networking and Internet Architecture · Computer Science 2020-09-21 Loreto Pescosolido , Marco Conti , Andrea Passarella

We consider the problem of \emph{secretive coded caching} in a shared cache setup where the number of users accessing a particular \emph{helper cache} is more than one, and every user can access exactly one helper cache. In secretive coded…

Information Theory · Computer Science 2021-07-02 Shreya Shrestha Meel , B. Sundar Rajan

Device-to-Device (D2D) communications is a technology that allows mobile users to relay information to each other, without access to the cellular network. In this paper, we consider how to dynamically select multi-hop routes for D2D…

Networking and Internet Architecture · Computer Science 2014-03-28 Yuan Hu , Weisi Guo , Siyi Wang

The design of the forthcoming fifth generation (5G) system shall meet the severe requirement of managing an always increasing amount of traffic generated by both humans and machines, while guaranteeing data security. Among the enabling…

Networking and Internet Architecture · Computer Science 2021-10-11 C. Suraci , S. Pizzi , D. Garompolo , G. Araniti , A. Molinaro , A. Iera

Recently the topic of how to effectively offload cellular traffic onto device-to-device (D2D) sharing among users in proximity has been gaining more and more attention of global researchers and engineers. Users utilize wireless short-range…

Networking and Internet Architecture · Computer Science 2018-02-06 Xiaofei Wang , Yuhua Zhang , Victor C. M. Leung , Nadra Guizani , Tianpeng Jiang

Caching is an efficient way to reduce network traffic congestion during peak hours by storing some content at the user's local cache memory without knowledge of later demands. For the shared-link caching model, Maddah-Ali and Niesen (MAN)…

Information Theory · Computer Science 2020-06-22 Kai Wan , Giuseppe Caire

A device-to-device (D2D) wireless network is considered, where user devices also have the ability to cache content. In such networks, users are mobile and communication links can be spontaneously activated and dropped depending on the…

Networking and Internet Architecture · Computer Science 2016-11-09 Chedia Jarray , Anastasios Giovanidis

The benefits of the ubiquitous caching in ICN are profound, such features make ICN promising for content distribution, but it also introduces a challenge to content protection against the unauthorized access. The protection of a content…

Networking and Internet Architecture · Computer Science 2020-06-11 Muhammad Bilal , Sangheon Pack

The demand private coded caching problem in a multi-access network with $K$ users and $K$ caches, where each user has access to $L$ neighbouring caches in a cyclic wrap-around manner, is studied. The additional constraint imposed is that…

Information Theory · Computer Science 2021-07-02 K. K. Krishnan Namboodiri , B. Sundar Rajan

The distributed coded caching problem has been studied extensively in the recent past. While the known coded caching schemes achieve an improved transmission rate, they violate the privacy of the users since in these schemes the demand of…

Information Theory · Computer Science 2020-02-20 Sneha Kamath , Jithin Ravi , Bikash Kumar Dey

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

Caching is a technique to reduce the communication load in peak hours by prefetching contents during off-peak hours. An information-theoretic framework for coded caching was introduced by Maddah-Ali and Niesen in a recent work, where it was…

Information Theory · Computer Science 2021-09-07 Shuo Shao , Jesús Gómez-Vilardebó , Kai Zhang , Chao Tian

The secure distribution of protected content requires consumer authentication and involves the conventional method of end-to-end encryption. However, in information-centric networking (ICN) the end-to-end encryption makes the content…

Cryptography and Security · Computer Science 2019-08-27 Muhammad Bilal , Shin-Gak Kang , Sangheon Pack

We propose a new caching scheme where linear combinations of the file segments are cached at the users, for the cases where the number of files is no greater than the number of users. When a user requests a certain file in the delivery…

Information Theory · Computer Science 2016-05-02 Chao Tian , Jun Chen

Device-to-Device (D2D) communication was initially proposed in cellular networks as a new paradigm to enhance network performance. The emergence of new applications such as content distribution and location-aware advertisement introduced…

Computer Science and Game Theory · Computer Science 2014-05-20 Arash Asadi , Qing Wang , Vincenzo Mancuso