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Related papers: Cache-Aided Combination Networks with Interference

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This paper studies task-oriented edge networks where multiple edge internet-of-things nodes execute machine learning tasks with the help of powerful deep neural networks (DNNs) at a network cloud. Separate edge nodes (ENs) result in a…

Information Theory · Computer Science 2023-12-05 Hoon Lee , Seung-Wook Kim

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

Cache-aided coded multicast leverages side information at wireless edge caches to efficiently serve multiple groupcast demands via common multicast transmissions, leading to load reductions that are proportional to the aggregate cache size.…

Information Theory · Computer Science 2016-11-17 Parisa Hassanzadeh , Antonia Tulino , Jaime Llorca , Elza Erkip

The cloud radio access network (C-RAN) provides high spectral and energy efficiency performances, low expenditures and intelligent centralized system structures to operators, which has attracted intense interests in both academia and…

Information Theory · Computer Science 2014-10-30 Jian Li , Mugen Peng , Aolin Cheng , Yuling Yu , Chonggang Wang

Recently, an evolution of the Cloud Radio Access Network (C-RAN) has been proposed, named as Fog Radio Access Network (F-RAN). Compared to C-RAN, the Radio Units (RUs) in F-CAN are equipped with local caches, which can store some frequently…

Information Theory · Computer Science 2016-02-23 Di Chen , Stephan Schedler , Volker Kuehn

Conventional mobile networks, including both localized cell-centric and cooperative cell-free networks (CCN/CFN), are built upon rigid network topologies. However, neither architecture is adequate to flexibly support distributed integrated…

Signal Processing · Electrical Eng. & Systems 2026-05-05 Jie Chen , Xianbin Wang

Mobile edge computing (MEC) can pre-cache deep neural networks (DNNs) near end-users, providing low-latency services and improving users' quality of experience (QoE). However, caching all DNN models at edge servers with limited capacity is…

Networking and Internet Architecture · Computer Science 2026-05-13 Shuting Qiu , Fang Dong , Siyu Tan , Ruiting Zhou , Dian Shen , Patrick P. C. Lee , Qilin Fan

Information Centric Networking (ICN) advocates the philosophy of accessing the content independent of its location. Owing to this location independence in ICN, the routers en-route can be enabled to cache the content to serve the future…

Networking and Internet Architecture · Computer Science 2016-12-06 Samar Shailendra , Senthilmurugan Sengottuvelan , Hemant Kumar Rath , Bighnaraj Panigrahi , Anantha Simha

This paper investigates the compress-and-forward scheme for an uplink cloud radio access network (C-RAN) model, where multi-antenna base-stations (BSs) are connected to a cloud-computing based central processor (CP) via capacity-limited…

Information Theory · Computer Science 2016-11-18 Yuhan Zhou , Yinfei Xu , Wei Yu , Jun Chen

The correlation among the content distributed across a cache-aided broadcast network can be exploited to reduce the delivery load on the shared wireless link. This paper considers a two-user three-file network with correlated content, and…

Information Theory · Computer Science 2017-12-06 Parisa Hassanzadeh , Antonia M. Tulino , Jaime Llorca , Elza Erkip

Ad Hoc networks with multi-hop topology are widely used in military and civilian applications. One challenge for Ad Hoc networks is to design efficient Media Access Control (MAC) protocols to ensure the quality of service (QoS). In Ad Hoc…

Networking and Internet Architecture · Computer Science 2023-05-01 Ze Liu , Bo Li , Mao Yang , ZhongJiang Yan

We consider a cache network in which a single server is connected to multiple users via a shared error free link. The server has access to a database with $N$ files of equal length $F$, and serves $K$ users each with a cache memory of $MF$…

Information Theory · Computer Science 2017-05-24 Jesús Gómez-Vilardebó

The strong interference suffered by users can be a severe problem in cache-enabled networks (CENs) due to the content-centric user association mechanism. To tackle this issue, multi-antenna technology may be employed for interference…

Information Theory · Computer Science 2022-01-31 Tianming Feng , Xuemai Gu , Ben Liang

We study an urban wireless network in which cache-enabled UAV-Access points (UAV-APs) and UAV-Base stations (UAV-BSs) are deployed to provide higher throughput and ad-hoc coverage to users on the ground. The cache-enabled UAV-APs route the…

Information Theory · Computer Science 2022-07-19 Neetu R R , Gourab Ghatak , Anand Srivastava , Vivek Ashok Bohara

This correspondence paper investigates joint design of small base station (SBS) clustering, multicast beamforming for access and backhaul links, as well as frequency allocation in backhaul transmission to minimize the total power…

Signal Processing · Electrical Eng. & Systems 2019-09-04 Jun Xu , Pengcheng Zhu , Jiamin Li , Xiaohu You

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

Coexistence of Human-Type Communications (HTCs) and Machine-Type Communications (MTCs) is inevitable. Ultra-Dense Networks (UDNs) will be efficacious in supporting both types of communications. In a UDN, a massive number of low-power and…

Networking and Internet Architecture · Computer Science 2021-03-05 Mohammed Elbayoumi , Walaa Hamouda , Amr Youssef

This paper studies the fundamental limits of the shared-link coded caching problem with correlated files, where a server with a library of $N$ files communicates with $K$ users who can locally cache $M$ files. Given an integer $r \in [N]$,…

Information Theory · Computer Science 2021-06-15 Kai Wan , Daniela Tuninetti , Mingyue Ji , Giuseppe Caire

Cloud-radio access networks (C-RAN) help overcoming the scarcity of radio resources by enabling dense deployment of base-stations (BSs), and connecting them to a central-processor (CP). This paper considers the downlink of a C-RAN, where…

Information Theory · Computer Science 2019-04-23 Alaa Alameer Ahmad , Hayssam Dahrouj , Anas Chaaban , Aydin Sezgin , Mohamed-Slim Alouini

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