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Related papers: Wireless Content Caching for Small Cell and D2D Ne…

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Small-cell networks have been proposed to meet the demand of ever growing mobile data traffic. One of the prominent challenges faced by small-cell networks is the lack of sufficient backhaul capacity to connect small-cell base stations…

Networking and Internet Architecture · Computer Science 2014-07-07 Yang Guan , Yao Xiao , Hao Feng , Chien-Chung Shen , Leonard J. Cimini

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

With the extensive acquisition of various mobile applications, cellular networks are facing challenges due to exponentially growing demand for high data rate, which causes a great burden on mobile core networks and backhaul links.…

Networking and Internet Architecture · Computer Science 2021-05-04 Mansour Naslcheraghi , Constant Wette , Brunilde Sanso

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

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

With the advent of the modern mobile traffic, e.g., online gaming, augmented reality delivery and etc., a novel bidirectional computation task model where the input data of each task consists of two parts, one generated at the mobile device…

Information Theory · Computer Science 2020-01-14 Yaping Sun , Lyutianyang Zhang , Zhiyong Chen , Sumit Roy

Mobile cellular networks are becoming increasingly complex to manage while classical deployment/optimization techniques and current solutions (i.e., cell densification, acquiring more spectrum, etc.) are cost-ineffective and thus seen as…

Information Theory · Computer Science 2016-02-22 Ejder Baştuğ , Mehdi Bennis , Engin Zeydan , Manhal Abdel Kader , Alper Karatepe , Ahmet Salih Er , Mérouane Debbah

Content-centric networking (CCN) introduces a paradigm shift from a host centric to an information centric communication model for future Internet architectures. It supports the retrieval of a particular content regardless of the physical…

Networking and Internet Architecture · Computer Science 2018-03-02 Hasan M A Islam , Dimitris Chatzopoulos , Dmitrij Lagutin , Pan Hui , Antti Ylä-Jääski

Caching at the edge of wireless networks is a keytechnology to reduce traffic in the backhaul link. However, aconcentrated amount of requests during peak-periods may causethe outage of the system, meaning that the network is not ableto…

Networking and Internet Architecture · Computer Science 2021-01-05 Estefanía Recayte , Andrea Munari

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

Wireless content caching in small cell networks (SCNs) has recently been considered as an efficient way to reduce the traffic and the energy consumption of the backhaul in emerging heterogeneous cellular networks (HetNets). In this paper,…

Networking and Internet Architecture · Computer Science 2016-01-05 Zheng Chen , Jemin Lee , Tony Q. S. Quek , Marios Kountouris

Caching popular content at the edge of future mobile networks has been widely considered in order to alleviate the impact of the data tsunami on both the access and backhaul networks. A number of interesting techniques have been proposed,…

Networking and Internet Architecture · Computer Science 2016-10-03 Thrasyvoulos Spyropoulos , Pavlos Sermpezis

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

In device-to-device (D2D)-enabled caching cellular networks, the user terminals (UTs) collaboratively store and share a large volume of popular contents from the base station (BS) for traffic offloading and delivery delay reduction. In this…

Networking and Internet Architecture · Computer Science 2019-10-21 Tiankui Zhang , Xinyuan Fang , Yuanwei Liu , Geoffrey Ye Li , Wenjun Xu

Coded caching has been shown to result in significant throughput gains, but its gains were proved only by assuming a placement phase with no transmission cost. A free placement phase is, however, an unrealistic assumption that could stand…

Information Theory · Computer Science 2019-12-17 Yousef AlHassoun , Faisal Alotaibi , Aly El Gamal , Hesham El Gamal

To facilitate wireless transmission of multimedia content to mobile users, we propose a content caching and distribution framework for smart grid enabled OFDM networks, where each popular multimedia file is coded and distributively stored…

Networking and Internet Architecture · Computer Science 2016-03-21 Xueqing Huang , Nirwan Ansari

We consider a cache-aided wireless device-to-device (D2D) network of the type introduced by Ji, Caire, and Molisch [1], where the placement phase is orchestrated by a central server. We assume that the devices' caches are filled with…

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

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

Mobile edge caching enables content delivery directly within the radio access network, which effectively alleviates the backhaul burden and reduces round-trip latency. To fully exploit the edge resources, the most popular contents should be…

Networking and Internet Architecture · Computer Science 2017-09-19 Peng Yang , Ning Zhang , Shan Zhang , Li Yu , Junshan Zhang , 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