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This paper develops an innovative approach to the modeling and analysis of downlink cellular networks with device-to-device (D$2$D) transmissions. The analytical embodiment of the signal-to-noise and-interference ratio (SINR) analysis in…

信息论 · 计算机科学 2018-04-16 Imene Trigui , Sofiene Affes

This paper provides an analytical performance characterization of both uplink (UL) and downlink (DL) user-centric network multiple-input multiple-output (MIMO) systems, where a cooperating BS cluster is formed for each user individually and…

信息论 · 计算机科学 2018-08-22 Caiyi Zhu , Wei Yu

This paper studies a wireless powered mobile edge computing (MEC) system with device-to-device (D2D)-enabled task offloading. In this system, a set of distributed multi-antenna energy transmitters (ETs) use collaborative energy beamforming…

信息论 · 计算机科学 2019-11-01 Dixiao Wu , Feng Wang , Xiaowen Cao , Jie Xu

Device-to-device (D2D) communication, which enables a direct connection between users while bypassing the cellular channels to base stations (BSs), is a promising way to offload the traffic from conventional cellular networks. In D2D…

信息论 · 计算机科学 2019-11-19 Mehyar Najla , Zdenek Becvar , Pavel Mach , David Gesbert

This paper investigates from the physical layer security (PLS) perspective the fundamental issues of mode selection and spectrum partition in cellular networks with inband device-to-device (D2D) communication. We consider a mode selection…

信息论 · 计算机科学 2018-02-12 Yuanyu Zhang , Yulong Shen , Xiaohong Jiang , Shoji Kasahara

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 such D2D caching networks based on a physical…

信号处理 · 电气工程与系统科学 2018-10-15 Ramy Amer , Hesham Elsawy , M. Majid Butt , Eduard A. Jorswieck , Mehdi Bennis , Nicola Marchetti

Device-to-device (D2D) communications can result in spectral efficiency (SE) improvement of cellular networks when interference is addressed properly. For further improvement of overall network sum-rate, it can be assumed that multiple D2D…

信息论 · 计算机科学 2021-12-21 Mohammad Hossein Bahonar , Mohammad Javad Omidi

In this paper, uplink transmission of a cell-free massive multiple-input multiple-output (CF-mMIMO) system coexisting with device-to-device (D2D) communication links is investigated, under the assumption that access points (APs) are…

信息论 · 计算机科学 2024-10-30 Hamed Masoumi , Mohammad Javad Emadi , Stefano Buzzi

The device-to-device (D2D) communication theoretically provides both the cellular traffic offloading and convenient content delivery directly among proximity users. However, in practice, no matter in underlay or overlay mode, the employment…

信息论 · 计算机科学 2018-11-05 Yiling Yuan , Tao Yang , Yuedong Xu , Bo Hu

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

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 a heterogeneous network consisting of macro base stations (MBSs) and small base stations (SBSs), the traditional cell association policy, i.e., coupled access (CA), is far from optimal, due to the significant difference between the…

信息论 · 计算机科学 2016-05-30 Ran Li , Kai Luo , Tao Jiang , Shi Jin

We propose a decentralized access control scheme for interference management in D2D (device-to-device) underlaid cellular networks. Our method combines SIR-aware link activation with cellular exclusion regions in a case where D2D links…

信息论 · 计算机科学 2016-07-20 Zheng Chen , Marios Kountouris

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…

计算机科学与博弈论 · 计算机科学 2013-11-06 Chen Xu , Lingyang Song , Zhu Han

In this paper, the problem of uplink (UL) and downlink (DL) resource optimization, mode selection and power allocation is studied for wireless cellular networks under the assumption of in-band full duplex (IBFD) base stations,…

信息论 · 计算机科学 2017-06-20 Mohammed S. Elbamby , Mehdi Bennis , Walid Saad , Mérouane Debbah , Matti Latva-aho

Millimeter-wave (mmWave) cellular systems are power-limited and susceptible to blockages. As a result, mmWave connectivity will be likely to be intermittent. One promising approach to increasing mmWave connectivity and range is to use…

信息论 · 计算机科学 2015-10-09 Ning Wei , Xingqin Lin , Zhongpei Zhang

Millimeter wave (mmWave) links have the potential to offer high data rates and capacity needed in fifth generation (5G) networks, however they have very high penetration and path loss. A solution to this problem is to bring the base station…

In this paper, a novel social network-aware user association in wireless small cell networks with underlaid device-to-device (D2D) communication is investigated. The proposed approach exploits social strategic relationships between user…

网络与互联网体系结构 · 计算机科学 2016-12-30 Muhammad Ikram Ashraf , Mehdi Bennis , Walid Saad , Marcos Katz , Choong-Seong Hong

Direct satellite-to-device (DS2D) communication enables standard mobile devices to connect directly to low Earth orbit (LEO) satellites, providing global coverage without reliance on terrestrial infrastructure. However, the DS2D uplink is…

信号处理 · 电气工程与系统科学 2026-02-24 Rajan Shrestha , Hayder Al-Hraishawi

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