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Related papers: Resource Allocation for Cooperative D2D-Enabled Wi…

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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

Resource allocation in LTE networks is known to be an NP-hard problem. In this paper, we address an even more complex scenario: an LTE-based, 2-tier heterogeneous network where D2D mode is supported under the network control. All…

Networking and Internet Architecture · Computer Science 2016-11-15 Francesco Malandrino , Claudio Casetti , Carla-Fabiana Chiasserini , Zana Limani

Multicasting for disseminating popular data is an interesting solution for improving the energy and spectral efficiencies of cellular networks. To improve the achievable performance of such networks, underlay device-to-device (D2D)…

Networking and Internet Architecture · Computer Science 2019-09-10 Ajay Bhardwaj , Samar Agnihotri

Employing channel adaptive resource allocation can yield to a large enhancement in almost any performance metric of Device-to-Device (D2D) communications. We observe that D2D users are able to estimate their local Channel State Information…

Information Theory · Computer Science 2019-02-26 Rita Ibrahim , Mohamad Assaad , Berna Sayrac , Azeddine Gati

To alleviate the burdens on the fronthaul and reduce the transmit latency, the device-to-device (D2D) communication is presented in cloud radio access networks (C-RANs). Considering dynamic traffic arrivals and time-varying channel…

Information Theory · Computer Science 2017-09-15 Yitao Mo , Mugen Peng , Hongyu Xiang , Yaohua Sun , Xiaodong Ji

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

This work studies the role of inter-user device-to-device (D2D) cooperation for improving physical-layer secret communication in multi-user downlink systems. It is assumed that there are out-of-band D2D channels, on each of which a selected…

Signal Processing · Electrical Eng. & Systems 2021-06-09 Seok-Hwan Park , Xianglan Jin

This paper considers a cache-aided device-to-device (D2D) system where the users are equipped with cache memories of different size. During low traffic hours, a server places content in the users' cache memories, knowing that the files…

Information Theory · Computer Science 2019-03-20 Abdelrahman M. Ibrahim , Ahmed A. Zewail , Aylin Yener

We consider a wireless device-to-device (D2D) network where the nodes have pre-cached information from a library of available files. Nodes request files at random. If the requested file is not in the on-board cache, then it is downloaded…

Information Theory · Computer Science 2015-07-29 Mingyue Ji , Giuseppe Caire , Andreas F. Molisch

Benefited from the advances of deep learning (DL) techniques, deep joint source-channel coding (JSCC) has shown its great potential to improve the performance of wireless transmission. However, most of the existing works focus on the…

Information Theory · Computer Science 2022-11-22 Kaiyi Chi , Qianqian Yang , Zhaohui Yang , Yiping Duan , Zhaoyang Zhang

In recent years, with the explosive growth of data traffic, communication base stations (BSs) need to serve more and more users. Offloading traffic from BSs has become an efficient way to reduce the burden on BSs. Device-to-Device (D2D)…

Information Theory · Computer Science 2023-04-18 Shaoyou Ao , Yong Niu , Zhu Han , Bo Ai , Zhangdui Zhong , Ning Wang , Yuanyuan Qiao

Device-to-device (D2D) communication is an enabling technology for fog computing by allowing the sharing of computation resources between mobile devices. However, temperature variations in the device CPUs affect the computation resources…

Signal Processing · Electrical Eng. & Systems 2022-01-10 Onur Karatalay , Ioannis Psaromiligkos , Benoit Champagne

Device-to-Device (D2D) communication, which enables direct communication between nearby mobile devices, is an attractive add-on component to improve spectrum efficiency and user experience by reusing licensed cellular spectrum in 5G system.…

Networking and Internet Architecture · Computer Science 2017-03-08 Hongliang Zhang , Yun Liao , Lingyang Song

This paper presents a device-to-device (D2D) user selection protocol wherein multiple D2D pairs coexist with a cellular network. In the developed framework, certain D2D users harvest energy and share the spectrum of the cellular users by…

Information Theory · Computer Science 2018-07-16 Mansi Peer , Vivek Ashok Bohara , Neha Jain

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

In this paper, we study an energy efficiency maximization problem in uplink for D2D communications underlaid with cellular networks on multiple bands. Utilizing stochastic geometry, we derive closed-form expressions for the average sum…

Signal Processing · Electrical Eng. & Systems 2019-09-11 Negar Zabetian , Abbas Mohammadi , Meysam Masoudi

Device-to-Device (D2D) communication is a technology component for LTE-A. The existing researches allow D2D as an underlay to the cellular network to increase the spectral efficiency. In this book, D2D communication underlaying cellular…

Computer Science and Game Theory · Computer Science 2013-11-06 Chen Xu , Lingyang Song , Zhu Han

Despite the numerous benefits brought by Device-to-Device (D2D) communications, the introduction of D2D into cellular networks poses many new challenges in the resource allocation design due to the co-channel interference caused by spectrum…

Computer Science and Game Theory · Computer Science 2014-08-22 Zhenyu Zhou , Mianxiong Dong , Kaoru Ota , Ruifeng Shi , Zhiheng Liu , Takuro Sato

In a device-to-device (D2D) local area network (LAN), mobile users (MUs) must cooperate to download common real-time content from a wireless cellular network. However, sustaining such D2D LANs over cellular networks requires the…

Information Theory · Computer Science 2016-01-26 Mehdi Naderi Soorki , Mohammad Yaghini , Mohammad Hossein Manshaei , Walid Saad , Hossein Saidi

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
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