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Caching at mobile devices and leveraging device- to-device (D2D) communication are two promising approaches to support massive content delivery over wireless networks. The analysis of cache-enabled wireless networks is usually carried out…

信息论 · 计算机科学 2020-03-25 Ramy Amer , Hesham Elsawy , M. Majid Butt , Eduard A. Jorswieck , Mehdi Bennis , Nicola Marchetti

In this paper, we consider the mobile edge offloading scenario consisting of one mobile device (MD) with multiple independent tasks and various remote edge devices. In order to save energy, the user's device can offload the tasks to…

信号处理 · 电气工程与系统科学 2019-10-11 Minh Hoang Ly , Thinh Quang Dinh , Ha Hoang Kha

Caching at mobile devices and leveraging device-to-device (D2D) communication are two promising approaches to support massive content delivery over wireless networks. Analysis of such D2D caching networks based on a physical interference…

信息论 · 计算机科学 2020-03-10 Ramy Amer , M. Majid Butt , Nicola Marchetti

The implementation of device-to-device (D2D) underlaying or overlaying pre-existing cellular networks has received much attention due to the potential of enhancing the total cell throughput, reducing power consumption and increasing the…

信息论 · 计算机科学 2016-09-16 Andrea Abrardo , Marco Moretti

Device-to-device (D2D) communications recently have attracted much attention for its potential capability to improve spectral efficiency underlaying the existing heterogeneous networks (HetNets). Due to no sophisticated control, D2D user…

信息论 · 计算机科学 2017-09-18 Kecheng Zhang , Mugen Peng , Ping Zhang , Xuelong Li

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…

社会与信息网络 · 计算机科学 2015-10-19 Yanru Zhang , Lingyang Song , Walid Saad , Zaher Dawy , Zhu Han

Collaborative edge computing addresses the resource constraints of individual edge nodes by enabling resource sharing and task co-processing across multiple nodes. To fully leverage the advantages of collaborative edge computing, joint…

性能 · 计算机科学 2025-08-25 Yang Li , Xing Zhang , Yunji Zhao , Wenbo Wang

Future multi-input multi-output (MIMO) wireless communications systems will use beamforming as a first-step towards realizing the capacity requirements necessitated by the exponential increase in data demands. The focus of this work is on…

信息论 · 计算机科学 2017-07-27 Dennis Ogbe , David J. Love , Vasanthan Raghavan

In this paper, a novel analytical model for resource allocation is proposed for a device-to-device (D2D) assisted cellular network. The proposed model can be applied to underlay and overlay D2D systems for sharing licensed bands and…

网络与互联网体系结构 · 计算机科学 2025-09-30 Po-Heng Chou , Yen-Ting Liu , Wei-Chang Chen , Walid Saad

In this paper, we study the resource allocation problem for a cooperative device-to-device (D2D)-enabled wireless caching network, where each user randomly caches popular contents to its memory and shares the contents with nearby users…

信息论 · 计算机科学 2018-08-22 Jiaqi Liu , Shengjie Guo , Sa Xiao , Miao Pan , Xiangwei Zhou , Geoffrey Ye Li , Gang Wu , Shaoqian Li

With the increase in mobile traffic and the bandwidth demand, Device-to-Device (D2D) communication underlaying Long Term Evolution (LTE) networks has gained tremendous interest by the researchers, cellular operators and equipment…

网络与互联网体系结构 · 计算机科学 2016-12-12 Bighnaraj Panigrahi , Rashmi Ramamohan , Hemant Kumar Rath , Anantha Simha

Traditional video transmission systems assisted by multiple Unmanned Aerial Vehicles (UAVs) are often limited by computing resources, making it challenging to meet the demands for efficient video processing. To solve this challenge, this…

新兴技术 · 计算机科学 2024-12-06 Bin Li , Huimin Shan

Device-to-device (D2D) technology enables direct communication between adjacent devices within cellular networks. Due to its high data rate, low latency, and performance improvement in spectrum and energy efficiency, it has been widely…

网络与互联网体系结构 · 计算机科学 2024-10-07 Yang Yu , Xiaoqing Tang

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…

信号处理 · 电气工程与系统科学 2019-09-11 Negar Zabetian , Abbas Mohammadi , Meysam Masoudi

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…

信息论 · 计算机科学 2017-09-15 Yitao Mo , Mugen Peng , Hongyu Xiang , Yaohua Sun , Xiaodong Ji

In this paper, the problem of joint radio and computation resource management over multi-channel is investigated for multi-user partial offloading mobile edge computing (MEC) system. The target is to minimize the weighted sum of energy…

信息论 · 计算机科学 2021-05-04 Bizheng Liang , Rongfei Fan , Han Hu

Device-to-device (D2D) communication is an effective technology enhancing spectral efficiency and network throughput of contemporary cellular networks. Typically, the users exploiting D2D reuse the same radio resources as common cellular…

信息论 · 计算机科学 2017-11-07 Pavel Mach , Zdenek Becvar

Network-assisted device-to-device communication is a promising technology for improving the performance of proximity-based services. This paper demonstrates how the integration of device-to-device communications and dynamic time-division…

信息论 · 计算机科学 2015-06-02 Demia Della Penda , Liqun Fu , Mikael Johansson

Wireless device-to-device (D2D) communication underlaying cellular network is a promising concept to improve user experience and resource utilization. Unlike traditional D2D communication where two mobile devices in the proximity establish…

网络与互联网体系结构 · 计算机科学 2015-08-07 Monowar Hasan , Ekram Hossain

This paper proposes a new power control and pilot allocation scheme for device-to-device (D2D) communication underlaying a multi-cell massive MIMO system. In this scheme, the cellular users in each cell get orthogonal pilots which are…

信息论 · 计算机科学 2018-11-05 Amin Ghazanfari , Emil Björnson , Erik G. Larsson