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Related papers: Coded-Caching using Adaptive Transmission

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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

Cache-aided coded content delivery is studied for devices with diverse quality-of-service (QoS) requirements, specified by a different average distortion target. The network consists of a server holding a database of independent contents,…

Information Theory · Computer Science 2018-02-08 Qianqian Yang , Deniz Gündüz

This paper studies transmission strategies for the downlink of a cloud radio access network, in which the base stations are connected to a centralized cloud-computing based processor with digital fronthaul or backhaul links. We provide a…

Information Theory · Computer Science 2018-06-05 Pratik Patil , Binbin Dai , Wei Yu

Coded multicasting has been shown to be a promis- ing approach to significantly improve the caching performance of content delivery networks with multiple caches downstream of a common multicast link. However, achievable schemes proposed to…

Information Theory · Computer Science 2015-11-25 Giuseppe Vettigli , Mingyue Ji , Antonia M. Tulino , Jaime Llorca , Paola Festa

A large-scale content-centric mobile ad hoc network employing subpacketization is studied in which each mobile node having finite-size cache moves according to the reshuffling mobility model and requests a content object from the library…

Information Theory · Computer Science 2018-04-23 Adeel Malik , Sung Hoon Lim , Won-Yong Shin

In this contribution, we jointly investigate the benefits of caching and interference alignment (IA) in multiple-input multiple-output (MIMO) interference channel under limited backhaul capacity. In particular, total average transmission…

Information Theory · Computer Science 2016-11-18 Matha Deghel , Ejder Baştuğ , Mohamad Assaad , Merouane Debbah

The tradeoff between the user's memory size and the worst-case download time in the $(H,r,M,N)$ combination network is studied, where a central server communicates with $K$ users through $H$ immediate relays, and each user has local cache…

Information Theory · Computer Science 2018-03-01 Kai Wan , Daniela Tuninetti , Mingyue Ji , Pablo Piantanida

We consider the effect of caching in wireless networks where fading is the dominant channel effect. First, we propose a one-hop transmission strategy for cache-enabled wireless networks, which is based on exploiting multi-user diversity…

Information Theory · Computer Science 2013-09-03 Seyed Pooya Shariatpanahi , Hamed Shah-Mansouri , Babak Hossein Khalaj

The rate performance of wireless coded caching schemes is typically limited by the lowest achievable per-user rate in the given multicast group, during each transmission time slot. In this paper, we provide a new coded caching scheme,…

Information Theory · Computer Science 2020-03-05 MohammadJavad Salehi , Antti Tölli , Seyed Pooya Shariatpanahi

As the capacity demand of mobile applications keeps increasing, the backhaul network is becoming a bottleneck to support high quality of experience (QoE) in next-generation wireless networks. Content caching at base stations (BSs) is a…

Information Theory · Computer Science 2015-09-03 Xi Peng , Juei-Chin Shen , Jun Zhang , Khaled B. Letaief

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

To maximize offloading gain of cache-enabled device-to-device (D2D) communications, content placement and delivery should be jointly designed. In this letter, we jointly optimize caching and scheduling policies to maximize successful…

Information Theory · Computer Science 2017-01-19 Binqiang Chen , Chenyang Yang , Zixiang Xiong

We study a $K$-user coded-caching broadcast problem in a joint source-channel coding framework. The transmitter observes a database of files that are being generated at a certain rate per channel use, and each user has a cache, which can…

Information Theory · Computer Science 2023-10-13 Hadi Reisizadeh , Mohammad Ali Maddah-Ali , Soheil Mohajer

The rapid growth of multi-core systems highlights the need for efficient Network-on-Chip (NoC) design to ensure seamless communication. Cache coherence, essential for data consistency, substantially reduces task computation time by enabling…

Hardware Architecture · Computer Science 2025-06-04 Guochu Xiong , Xiangzhong Luo , Weichen Liu

Due to stringent constraints on resources, it may be infeasible to acquire the current channel state information at the transmitter in energy harvesting communication systems. In this paper, we optimize an energy harvesting transmitter,…

Information Theory · Computer Science 2017-04-17 Rajshekhar Vishweshwar Bhat , Mehul Motani , Teng Joon Lim

Cooperative Adaptive Cruise Control (CACC) is a vehicular technology that allows groups of vehicles on the highway to form in closely-coupled automated platoons to increase highway capacity and safety, and decrease fuel consumption and CO2…

Systems and Control · Electrical Eng. & Systems 2021-06-22 Tianci Yang , Carlos Murguia , Dragan Nešić , Chen Lv

This extended abstract explores the integration of federated learning with deep transfer hashing for distributed prediction tasks, emphasizing resource-efficient client training from evolving data streams. Federated learning allows multiple…

Machine Learning · Computer Science 2024-09-20 Manuel Röder , Frank-Michael Schleif

In cloud radio access networks (C-RANs), a substantial amount of data must be exchanged in both backhaul and fronthaul links, which causes high power consumption and poor quality of service (QoS) experience for real-time services. To solve…

Information Theory · Computer Science 2016-11-18 Zhongyuan Zhao , Mugen Peng , Zhiguo Ding , Wenbo Wang , H. Vincent Poor

In this paper, we aim at maximizing the cache offloading gain for a clustered \ac{D2D} caching network by exploiting probabilistic caching and cooperative transmission among the cluster devices. Devices with surplus memory probabilistically…

Signal Processing · Electrical Eng. & Systems 2018-11-28 Ramy Amer , Hesham ElSawy , Jacek Kibiłda , M. Majid Butt , Nicola Marchetti

This paper investigates adaptive streaming codes over a three-node relayed network. In this setting, a source transmits a sequence of message packets through a relay under a delay constraint of $T$ time slots per packet. The source-to-relay…

Information Theory · Computer Science 2024-01-29 Muhammad Ahmad Kaleem , Gustavo Kasper Facenda , Ashish Khisti
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