Results 41 to 50 of about 8,074 (183)

Reconfigurable intelligent surface assisted resource optimization method for heterogeneous network

open access: yesTongxin xuebao, 2022
For reconfigurable intelligent surface (RIS)-assisted heterogeneous network slicing, a resource optimization method with joint resource allocation and phase shift optimization was proposed.A joint optimization problem with different objectives was ...
Xianhao SHEN, Ziling ZENG, Shaohua NIU
doaj   +2 more sources

A Survey on Physical Layer Security of Ultra/Hyper Reliable Low Latency Communication in 5G and 6G Networks: Recent Advancements, Challenges, and Future Directions

open access: yesIEEE Access
Ultra-reliable low latency communication (URLLC) is an innovative service offered by fifth-generation (5G) wireless systems. URLLC enables various mission-critical applications by facilitating reliable and low-latency signal transmission.
Annapurna Pradhan   +3 more
doaj   +1 more source

Contract-Based Scheduling of URLLC Packets in Incumbent EMBB Traffic

open access: yesIEEE Access, 2020
Recently, the coexistence of ultra-reliable and low-latency communication (URLLC) and enhanced mobile broadband (eMBB) services on the same licensed spectrum has gained a lot of attention from both academia and industry. However, the coexistence of these
Aunas Manzoor   +3 more
doaj   +1 more source

Peak-Age Violation Guarantees for the Transmission of Short Packets over Fading Channels [PDF]

open access: yes, 2019
We investigate the probability that the peak age of information in a point-to-point communication system operating over a multiantenna wireless fading channel exceeds a predetermined value.
Devassy, Rahul   +3 more
core   +5 more sources

Cognitive UAV-Aided URLLC and mMTC Services: Analyzing Energy Efficiency and Latency

open access: yesIEEE Access, 2021
The integration of unmanned aerial vehicles (UAVs) into spectrum sensing cognitive communication networks can offer many benefits for massive connectivity services in 5G communications and beyond; hence, this work analyses the performance of non ...
Saifur Rahman Sabuj   +4 more
doaj   +1 more source

Delay Performance of MISO Wireless Communications

open access: yes, 2017
Ultra-reliable, low latency communications (URLLC) are currently attracting significant attention due to the emergence of mission-critical applications and device-centric communication.
Arnau, Jesus, Kountouris, Marios
core   +1 more source

eMBB-URLLC Resource Slicing: A Risk-Sensitive Approach [PDF]

open access: yesIEEE Communications Letters, 2019
Ultra Reliable Low Latency Communication (URLLC) is a 5G New Radio (NR) application that requires strict reliability and latency. URLLC traffic is usually scheduled on top of the ongoing enhanced Mobile Broadband (eMBB) transmissions (i.e., puncturing the current eMBB transmission) and cannot be queued due to its hard latency requirements.
Madyan Alsenwi   +4 more
openaire   +3 more sources

Online Radio Pattern Optimization Based on Dual Reinforcement-Learning Approach for 5G URLLC Networks

open access: yesIEEE Access, 2020
The fifth generation (5G) radio access technology is designed to support highly delay-sensitive applications, i.e., ultra-reliable and low-latency communications (URLLC).
Ali A. Esswie   +2 more
doaj   +1 more source

Ultra-Reliable and Low Latency Communication in mmWave-Enabled Massive MIMO Networks [PDF]

open access: yes, 2017
Ultra-reliability and low-latency are two key components in 5G networks. In this letter, we investigate the problem of ultra-reliable and low-latency communication (URLLC) in millimeter wave (mmWave)-enabled massive multiple-input multiple-output (MIMO ...
Bennis, Mehdi   +5 more
core   +4 more sources

5G多路冗余传输技术综述

open access: yesDianxin kexue
当前社会正处在科技高速发展的时代,无线通信技术的迅猛发展不仅推动了工业、交通、医疗等领域的数字化转型,也在不断升级无线通信网络,试图从有线向无线化迈进。随着计算机技术和无线通信技术的不断演进,许多应用场景要求在无线环境下实现高可靠传输。特别是面向现代工业自动化、自动驾驶等领域,对高可靠传输的需求更为迫切。深入研究了作为当前业界最先进的无线传输技术之一的5G技术,重点关注了5G系统内多路冗余传输技术。综述了该技术在应用背景、技术原理和技术路线方面的关键要点。在应用背景方面 ...
马帅, 杨博涵, 羊峰波, 韦安妮, 郑成龙
doaj   +1 more source

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