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Related papers: Caching at the Edge with LT codes

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This work studies the advantages of coded multicasting for the downlink of a Fog Radio Access Network (F-RAN) system equipped with a multicast fronthaul link. In this system, a control unit (CU) in the baseband processing unit (BBU) pool is…

Information Theory · Computer Science 2017-05-12 Seok-Hwan Park , Osvaldo Simeone , Wonju Lee , Shlomo Shamai

In this paper, we study the coded caching scheme for the $(K,L,M_{\text{T}},M_{\text{U}},N)$ partially connected linear network, where there are $N$ files each of which has an equal size, $K+L-1$ transmitters and $K$ users; each user and…

Information Theory · Computer Science 2023-10-30 Minquan Cheng , Yun Xie , Zhenhao Huang , Mingming Zhang , Youlong Wu

Caching at base stations is a promising technology to satisfy the increasing capacity requirements and reduce the backhaul loads in future wireless networks. Careful design of random caching can fully exploit the file popularity and achieve…

Information Theory · Computer Science 2017-09-20 Sufeng Kuang , Nan Liu

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

Mobile edge caching enables content delivery within the radio access network, which effectively alleviates the backhaul burden and reduces response time. To fully exploit edge storage resources, the most popular contents should be…

Networking and Internet Architecture · Computer Science 2018-09-05 Peng Yang , Ning Zhang , Shan Zhang , Li Yu , Junshan Zhang , Xuemin Shen

In-network caching is likely to become an integral part of various networked systems (e.g., 5G networks, LPWAN and IoT systems) in the near future. In this paper, we compare and contrast model-based and machine learning approaches for…

Networking and Internet Architecture · Computer Science 2020-04-16 Adita Kulkarni , Anand Seetharam

Coded caching scheme, which is an effective technique to increase the transmission efficiency during peak traffic times, has recently become quite popular among the coding community. Generally rate can be measured to the transmission in the…

Information Theory · Computer Science 2017-10-03 Minquan Cheng , Qifa Yan , Xiaohu Tang , Jing Jiang

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 system comprising a file library and a network with a server and multiple users equipped with cache memories. The system operates in two phases: a prefetching phase, where users load their caches with parts of contents from…

Information Theory · Computer Science 2019-12-11 Navid Naderializadeh , Seyed Mohammad Asghari

Increased capacity in the access network poses capacity challenges on the transport network due to the aggregated traffic. However, there are spatial and time correlation in the user data demands that could potentially be utilized. To that…

Information Theory · Computer Science 2023-09-12 Sneha Madhusudan , Charitha Madapatha , Behrooz Makki , Hao Guo , Tommy Svensson

A cache-aided broadcast network is studied, in which a server delivers contents to a group of receivers over a packet erasure broadcast channel (BC). The receivers are divided into two sets with regards to their channel qualities: the weak…

Information Theory · Computer Science 2017-06-02 Mohammad Mohammadi Amiri , Deniz Gunduz

We consider caching in cellular networks in which each base station is equipped with a cache that can store a limited number of files. The popularity of the files is known and the goal is to place files in the caches such that the…

Networking and Internet Architecture · Computer Science 2017-11-27 Konstantin Avrachenkov , Jasper Goseling , Berksan Serbetci

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

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

Coded caching and delivery is studied taking into account the correlations among the contents in the library. Correlations are modeled as common parts shared by multiple contents; that is, each file in the database is composed of a group of…

Information Theory · Computer Science 2017-11-13 Qianqian Yang , Deniz Gündüz

This work studies the coded caching problem in a setting where the users are simultaneously endowed with a private cache and a shared cache. The setting consists of a server connected to a set of users, assisted by a smaller number of…

Information Theory · Computer Science 2024-03-26 Elizabath Peter , K. K. Krishnan Namboodiri , B. Sundar Rajan

In this paper, we consider a coded caching scenario where users have heterogeneous interests. Taking into consideration the system model originally proposed by Wang and Peleato, for which the end-receiving users are divided into groups…

Information Theory · Computer Science 2022-10-13 Federico Brunero , Petros Elia

Caching at the network edge has emerged as a viable solution for alleviating the severe capacity crunch in modern content centric wireless networks by leveraging network load-balancing in the form of localized content storage and delivery.…

Information Theory · Computer Science 2016-06-15 Avik Sengupta , Ravi Tandon

In this paper, we consider multiple cache-enabled end-users connected to multiple transmitters through a linear network. We also prevent a totally passive eavesdropper, who sniffs the packets in the delivery phase, from obtaining any…

Information Theory · Computer Science 2022-11-29 Mohammad Javad Sojdeh , Mehdi Letafati , Seyed Pooya Shariatpanahi , Babak Hossein Khalaj

This paper studies content caching in cloud-aided wireless networks where small cell base stations with limited storage are connected to the cloud via limited capacity fronthaul links. By formulating a utility (inverse of service delay)…

Networking and Internet Architecture · Computer Science 2017-10-03 Syed Tamoor-ul-Hassan , Sumudu Samarakoon , Mehdi Bennis , Matti Latva-aho , Choong-Seong Hong