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相关论文: D2D Assisted Beamforming for Coded Caching

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A device-to-device (D2D) aided multi-antenna coded caching scheme is proposed to improve the average delivery rate and reduce the downlink (DL) beamforming complexity.} Novel beamforming and resource allocation schemes are proposed where…

信号处理 · 电气工程与系统科学 2023-02-02 Hamidreza Bakhshzad Mahmoodi , Jarkko Kaleva , Seyed Pooya Shariatpanahi , Antti Tolli

We consider a cache-aided wireless device-to-device (D2D) network under the constraint of one-shot delivery, where the placement phase is orchestrated by a central server. We assume that the devices' caches are filled with uncoded data, and…

信息论 · 计算机科学 2021-06-15 Çağkan Yapar , Kai Wan , Rafael F. Schaefer , Giuseppe Caire

Device-to-Device (D2D) communication as a promising technology in 5G cellular networks provides the communication of the users in the vicinity and thereby decreases end-to-end delay and power consumption. In addition to the aforementioned…

信号处理 · 电气工程与系统科学 2017-10-13 Bao Wenhuan , Mansour Naslcheraghi , Mohammad Shikh-Bahaei

Cache-enabled Device-to-Device (D2D) communication is widely recognized as one of the key components of the emerging fifth generation (5G) cellular network architecture. However, conventional half-duplex (HD) transmission may not be…

信息论 · 计算机科学 2018-02-08 Mansour Naslcheraghi , Mehrnaz Afshang , Harpreet S. Dhillon

This paper studies the benefits of incorporating underlaid full-duplex (FD) device-to-device (D2D) communications into massive multiple-input-multiple-output (MIMO) downlink systems. Due to the nature of cellular downlink and FD D2D…

信号处理 · 电气工程与系统科学 2020-11-11 Hung V. Vu , Tho Le-Ngoc

As wireless video transmission is the fastest-growing form of data traffic, methods for spectrally efficient video on-demand wireless streaming are essential to service providers and users alike. A key property of video on-demand is the…

信息论 · 计算机科学 2016-11-17 Mingyue Ji , Giuseppe Caire , Andreas F. Molisch

Device to device (D2D) communication is one of the most promising techniques for fifth-generation and beyond wireless communication systems. This paper considers coded caching in a wireless D2D network, in which a central server initially…

信息论 · 计算机科学 2026-01-21 Rashid Ummer N. T. , B. Sundar Rajan

Device-to-Device (D2D) communications can increase the throughput of cellular networks significantly, where the interference among D2D links should be properly managed. In this paper, we propose an opportunistic cooperative D2D transmission…

信息论 · 计算机科学 2017-02-15 Binqiang Chen , Chenyang Yang , Gang Wang

To achieve the potential in providing high throughput for cellular networks by device-to-device (D2D) communications, the interference among D2D links should be carefully managed. In this paper, we propose an opportunistic cooperation…

信息论 · 计算机科学 2017-02-15 Binqiang Chen , Chenyang Yang , Gang Wang

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…

信号处理 · 电气工程与系统科学 2021-06-09 Seok-Hwan Park , Xianglan Jin

Device-to-Device (D2D) communications incorporated with content caching have been regarded as a promising way to offload the cellular traffic data. In this paper, the caching strategy is investigated to maximize the D2D offloading gain with…

信号处理 · 电气工程与系统科学 2019-08-05 Yijin Pan , Cunhua Pan , Zhaohui Yang , Ming Chen , Jiangzhou Wang

This paper considers full-duplex (FD) device-to-device (D2D) communications in a downlink MISO cellular system in the presence of multiple eavesdroppers. The D2D pair communicate sharing the same frequency band allocated to the cellular…

信息论 · 计算机科学 2017-09-08 Muhammad R. A. Khandaker , Christos Masouros , Kai-Kit Wong

In this paper, we propose a novel policy for device caching that facilitates popular content exchange through high-rate device-to-device (D2D) millimeter-wave (mmWave) communication. The D2D-aware caching (DAC) policy splits the cacheable…

This paper studies device to device (D2D) coded-caching with information theoretic security guarantees. A broadcast network consisting of a server, which has a library of files, and end users equipped with cache memories, is considered.…

信息论 · 计算机科学 2019-05-06 Ahmed A. Zewail , Aylin Yener

Growing demand for video services is the main driver for increasing traffic in wireless cellular data networks. Wireless video distribution schemes have recently been proposed to offload data via Device-to-Device (D2D) communications. These…

网络与互联网体系结构 · 计算机科学 2017-08-28 Mansour Naslcheraghi , Seyed Ali Ghorashi , Mohammad Shikh-Bahaei

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…

信息论 · 计算机科学 2021-06-15 Çağkan Yapar , Kai Wan , Rafael F. Schaefer , Giuseppe Caire

Device-to-device (D2D) communications is expected to be a critical enabler of distributed computing in edge networks at scale. A key challenge in providing this capability is the requirement for judicious management of the heterogeneous…

信号处理 · 电气工程与系统科学 2022-08-17 Junghoon Kim , Taejoon Kim , Morteza Hashemi , Christopher G. Brinton , David J. Love

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…

信息论 · 计算机科学 2019-03-20 Abdelrahman M. Ibrahim , Ahmed A. Zewail , Aylin Yener

We consider wireless device-to-device (D2D) caching networks with single-hop transmissions. Previous work has demonstrated that caching and coded multicasting can significantly increase per user throughput. However, the state-of-the-art…

信息论 · 计算机科学 2019-10-15 Nicholas Woolsey , Rong-Rong Chen , Mingyue Ji

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…

信息论 · 计算机科学 2016-11-17 Mehrnaz Afshang , Harpreet S. Dhillon , Peter Han Joo Chong
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