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In this paper, we study resource allocation algorithm design for multi-user orthogonal frequency division multiple access (OFDMA) ultra-reliable low latency communication (URLLC) in mobile edge computing (MEC) systems. To meet the stringent…

信息论 · 计算机科学 2022-11-10 Walid R. Ghanem , Vahid Jamali , Robert Schober

Supporting ultra-reliable and low-latency communications (URLLC) is one of the major goals for the fifth-generation cellular networks. Since spectrum usage efficiency is always a concern, and large bandwidth is required for ensuring…

信息论 · 计算机科学 2018-01-04 Changyang She , Chenyang Yang , Tony Q. S. Quek

In this paper, facilitated via the flexible software defined structure of the radio access units in 5G, we propose a novel dynamic multiple access technology selection among orthogonal multiple access (OMA) and non-orthogonal multiple…

信号处理 · 电气工程与系统科学 2018-11-28 Mina Baghani , Saeedeh Parsaeefard , Mahsa Derakhshani , Walid Saad

Among the new types of connectivity unleashed by the emerging 5G wireless systems, Ultra-Reliable Low Latency Communication (URLLC) is perhaps the most innovative, yet challenging one. Ultra-reliability requires high levels of diversity,…

信息论 · 计算机科学 2020-07-10 Radosław Kotaba , Carles Navarro Manchón , Tommaso Balercia , Petar Popovski

With the evolution of 5G networks, optimizing resource allocation has become crucial to meeting the increasing demand for massive connectivity and high throughput. Combining Non-Orthogonal Multiple Access (NOMA) and massive Multi-Input…

网络与互联网体系结构 · 计算机科学 2025-03-26 Samar Chebbi , Oussama Habachi , Jean-Pierre Cances , Vahid Meghdadi , Essaid Sabir

The demands of ultra-reliable low-latency communication (URLLC) in ``NextG" cellular networks necessitate innovative approaches for efficient resource utilisation. The current literature on 6G O-RAN primarily addresses improved mobile…

网络与互联网体系结构 · 计算机科学 2024-09-10 Rana M. Sohaib , Syed Tariq Shah , Poonam Yadav

In this paper, a new framework for optimizing the resource allocation in a millimeter-wave-non-orthogonal multiple access (mmWave-NOMA) communication for crowded venues is proposed. MmWave communications suffer from severe blockage caused…

信号处理 · 电气工程与系统科学 2020-10-13 Foad Barghikar , Foroogh S. Tabataba , Mehdi Naderi Soorki

In this paper we address the problem of joint admission control and resource scheduling for \emph{Ultra Reliable Low Latency Communications} (URLLC). We examine two models: (i) the \emph{continuous}, where all allocated resource blocks…

信息论 · 计算机科学 2019-04-26 Apostolos Destounis , Georgios S. Paschos

In this paper, we propose a null-space-based preemptive scheduling framework for cross-objective optimization to always guarantee robust URLLC performance, while extracting the maximum possible eMBB capacity. The proposed scheduler…

信号处理 · 电气工程与系统科学 2018-06-14 Ali A. Esswie , Klaus I. Pedersen

This paper is concerned with the resource allocation in a multi-unmanned aerial vehicle (UAV)-aided network for providing enhanced mobile broadband (eMBB) services for user equipments. Different from most of the existing network resource…

网络与互联网体系结构 · 计算机科学 2021-01-01 Xing Xi , Xianbin Cao , Peng Yang , Jingxuan Chen , Dapeng Wu

The support of coexisting ultra-reliable and low-latency (URLL) and enhanced Mobile BroadBand (eMBB) services is a key challenge for the current and future wireless communication networks. Those two types of services introduce strict, and…

计算机视觉与模式识别 · 计算机科学 2021-03-19 Muhammad Alrabeiah , Umut Demirhan , Andrew Hredzak , Ahmed Alkhateeb

An important ingredient of the future 5G systems will be Ultra-Reliable Low-Latency Communication (URLLC). A way to offer URLLC without intervention in the baseband/PHY layer design is to use interface diversity and integrate multiple…

信息论 · 计算机科学 2017-11-22 Jimmy J. Nielsen , Rongkuan Liu , Petar Popovski

Driven by the rapid escalation of the wireless capacity requirements imposed by advanced multimedia applications (e.g., ultra-high-definition video, virtual reality etc.), as well as the dramatically increasing demand for user access…

信息论 · 计算机科学 2018-08-02 Yuanwei Liu , Zhijin Qin , Maged Elkashlan , Zhiguo Ding , Arumugam Nallanathan , Lajos Hanzo

5G New Radio (NR) promises to support diverse services such as enhanced mobile broadband (eMBB), ultra-reliable low-latency communication (URLLC), and massive machine-type communication (mMTC). This requires spectrum, most of which is…

网络与互联网体系结构 · 计算机科学 2022-10-12 Sneihil Gopal , David Griffith , Richard A. Rouil , Chunmei Liu

Non-orthogonal multiple access (NOMA) is a potential enabler for the development of 5G and beyond wireless networks. By allowing multiple users to share the same time and frequency, NOMA can scale up the number of served users, increase the…

信息论 · 计算机科学 2017-04-14 Wonjae Shin , Mojtaba Vaezi , Byungju Lee , David J. Love , Jungwoo Lee , H. Vincent Poor

Non-orthogonal multiple access (NOMA) has been identified as one of the promising technologies to enhance the spectral efficiency and throughput for the fifth generation (5G) and beyond 5G cellular networks. Alternatively, Coordinated…

信息论 · 计算机科学 2021-12-15 Akhileswar Chowdary , Garima Chopra , Abhinav Kumar , Linga Reddy Cenkeramaddi

Autonomous vehicles are expected to emerge as a main trend in vehicle development over the next decade. To support autonomous vehicles, ultra-reliable low-latency communications (URLLC) is required between autonomous vehicles and…

网络与互联网体系结构 · 计算机科学 2019-03-06 Xiaohu Ge

Non-orthogonal multiple access (NOMA) and millimeter wave (mmWave) are two key enabling technologies for the fifth-generation (5G) mobile networks and beyond. In this paper, we consider uplink communications with a hybrid beamforming…

信息论 · 计算机科学 2020-10-22 Jinle Zhu , Qiang Li , Zilong Liu , Hongyang Chen , H. Vincent Poor

The ever increasing number of connected devices and of new and heterogeneous mobile use cases implies that 5G cellular systems will face demanding technical challenges. For example, Ultra-Reliable Low-Latency Communication (URLLC) and…

网络与互联网体系结构 · 计算机科学 2020-05-21 Matteo Pagin , Francesco Agostini , Tommaso Zugno , Michele Polese , Michele Zorzi

Non-orthogonal multiple access (NOMA)-aided cell-free massive multiple-input multiple-output (CFmMIMO) has been considered as a promising technology to fulfill strict quality of service requirements for ultra-reliable low-latency…

信息论 · 计算机科学 2024-03-27 Baolin Chong , Hancheng Lu , Yuang Chen , Langtian Qin , Fengqian Guo