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Caching of video files on user devices, combined with file exchange through device-to-device (D2D) communications is a promising method for increasing the throughput of wireless networks. Previous theoretical investigations showed that…

Information Theory · Computer Science 2019-02-14 Ming-Chun Lee , Mingyue Ji , Andreas F. Molisch , Nishanth Sastry

This paper considers the problem of designing the user trajectory in a device-to-device communications setting. We consider a pair of pedestrians connected through a D2D link. The pedestrians seek to reach their respective destinations…

Optimization and Control · Mathematics 2018-04-16 Amrit S. Bedi , Ketan Rajawat , Marceau Coupechoux

Caching the popular multimedia content is a promising way to unleash the ultimate potential of wireless networks. In this paper, we contribute to proposing and analyzing the cache-based content delivery in a three-tier heterogeneous network…

Information Theory · Computer Science 2015-08-13 Chenchen Yang , Yao Yao , Zhiyong Chen , Bin Xia

Industrial automation deployments constitute challenging environments where moving IoT machines may produce high-definition video and other heavy sensor data during surveying and inspection operations. Transporting massive contents to the…

Networking and Internet Architecture · Computer Science 2018-02-21 Antonino Orsino , Roman Kovalchukov , Andrey Samuylov , Dmitri Moltchanov , Sergey Andreev , Yevgeni Koucheryavy , Mikko Valkama

Departing from the conventional cache hit optimization in cache-enabled wireless networks, we consider an alternative optimization approach for the probabilistic caching placement in stochastic wireless D2D caching networks taking into…

Networking and Internet Architecture · Computer Science 2016-11-10 Zheng Chen , Nikolaos Pappas , Marios Kountouris

In this paper we propose a novel context-aware approach for resource allocation in device to device (D2D) communication networks which exploits context information about the users velocity and size of their demanded data to decide whether…

Networking and Internet Architecture · Computer Science 2015-12-04 Nima Namvar , Niloofar Bahadori , Fatemeh Afghah

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

In this work, we investigate the profit maximization problem for a wireless network carrier and the payment minimization for end-users. Motivated by recent findings on proactive resource allocation, we focus on the scenario whereby…

Computer Science and Game Theory · Computer Science 2015-11-25 F. Alotaibi , S. Hosny , J. Tadrous , H. El Gamal , A. Eryilmaz

Device-to-device (D2D) communications as an underlay of a LTE-A (4G) network can reduce the traffic load as well as power consumption in cellular networks by way of utilizing peer-to-peer links for users in proximity of each other. This…

Networking and Internet Architecture · Computer Science 2014-12-25 Sajjad Mehri Alamouti , Ahmad R. Sharafat

Device to Device (D2D) communication takes advantage of the proximity between the communicating devices in order to achieve efficient resource utilization, improved throughput and energy efficiency, simultaneous serviceability and reduced…

Information Theory · Computer Science 2022-06-15 Tariq Islam , Cheolhyeon Kwon

Device-to-device (D2D) communication enables the user equipments (UEs) located in close proximity to bypass the cellular base stations (BSs) and directly connect to each other, and thereby, offload traffic from the cellular infrastructure.…

Networking and Internet Architecture · Computer Science 2014-05-13 Hesham ElSawy , Ekram Hossain

We analyze a novel architecture for caching popular video content to enable wireless device-to-device collaboration. We focus on the asymptotic scaling characteristics and show how they depends on video content popularity statistics. We…

Networking and Internet Architecture · Computer Science 2012-08-18 Negin Golrezaei , Alexandros G. Dimakis , Andreas F. Molisch

Device-to-device (D2D) communication enables direct communication between proximate devices thereby improving the overall spectrum utilization and offloading traffic from cellular networks. This paper develops a new spatial model for D2D…

Information Theory · Computer Science 2016-11-17 Mehrnaz Afshang , Harpreet S. Dhillon , Peter Han Joo Chong

The integration of local device-to-device (D2D) communications and cellular connections has been intensively studied to satisfy co-existing D2D and cellular communication demand. In future cellular networks, there will be numerous standby…

Information Theory · Computer Science 2018-08-24 Jiajia Guo , Wei Yu , Jinhong Yuan

Device-to-device (D2D) communication has seen as a major technology to overcome the imminent wireless capacity crunch and to enable new application services. In this paper, we propose a social-aware approach for optimizing D2D communication…

Social and Information Networks · Computer Science 2015-10-16 Yanru Zhang , Lingyang Song , Walid Saad , Zaher Dawy , Zhu Han

In this paper, analytical assessment of overlay-inband device-to-device (D2D) communications is investigated, under cellular-network-assisted (coordinated) scheduling. To this end, a simple scheduling scheme is assumed that takes into…

Information Theory · Computer Science 2014-04-23 Stelios Stefanatos , Antonis G. Gotsis , Angeliki Alexiou

Device-to-device (D2D) communication in cellular networks allows direct transmission between two cellular devices with local communication needs. Due to the increasing number of autonomous heterogeneous devices in future mobile networks, an…

Networking and Internet Architecture · Computer Science 2016-11-15 Monowar Hasan , Ekram Hossain , Dong In Kim

Device-to-device (D2D) communications is seen as a major technology to overcome the imminent wireless capacity crunch and to enable novel application services. In this paper, we propose a novel, social-aware approach for optimizing D2D…

Social and Information Networks · Computer Science 2015-10-19 Yanru Zhang , Lingyang Song , Walid Saad , Zaher Dawy , Zhu Han

We study an one-hop device-to-device (D2D) assisted wireless caching network, where popular files are randomly and independently cached in the memory of end-users. Each user may obtain the requested files from its own memory without any…

Information Theory · Computer Science 2015-12-18 Lin Zhang , Ming Xiao , Gang Wu , Shaoqian Li

Caching popular contents at the edge of the network can positively impact the performance and future sustainability of wireless networks in several ways, e.g., end-to-end access delay reduction and peak rate increase. In this paper, we aim…

Information Theory · Computer Science 2017-03-21 Marco Maso , Italo Atzeni , Imène Ghamnia , Ejder Baştuğ , Mérouane Debbah
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