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相关论文: Resource Allocation for Mixed Numerology NOMA

200 篇论文

A non-orthogonal multiple access (NOMA) approach that always outperforms orthogonal multiple access (OMA) called Fair-NOMA is introduced. In Fair-NOMA, each mobile user is allocated its share of the transmit power such that its capacity is…

信息论 · 计算机科学 2017-04-26 Jose Armando Oviedo , Hamid R. Sadjadpour

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

In this letter, a new power allocation scheme is proposed to improve the reliability of cooperative non-orthogonal multiple access (CO-NOMA). The strong user is allocated the maximum power, whereas the weak user is allocated the minimum…

信号处理 · 电气工程与系统科学 2020-11-26 Sana Riaz , Fahd Ahmed Khan , Sajid Saleem , Qasim Zeeshan Ahmed

In this paper, we study the energy efficiency (EE) maximization problem for an uplink millimeter wave massive multiple-input multiple-output system with non-orthogonal multiple access (NOMA). Multiple two-user clusters are formed according…

信息论 · 计算机科学 2019-03-15 Ming Zeng , Wanming Hao , Octavia A. Dobre , H. Vincent Poor

Non-orthogonal multiple access (NOMA) has received significant attention for future wireless networks. NOMA outperforms orthogonal schemes, such as OFDMA, in terms of spectral efficiency and massive connectivity. The joint subcarrier and…

网络与互联网体系结构 · 计算机科学 2019-10-07 Lou Salaun , Marceau Coupechoux , Chung Shue Chen

In this paper, we study the resource allocation problem for a single-cell non-orthogonal multiple access (NOMA) relay network where an OFDM amplify-and-forward (AF) relay allocates the spectrum and power resources to the source-destination…

网络与互联网体系结构 · 计算机科学 2016-11-15 Shuhang Zhang , Boya Di , Lingyang Song , Yonghui Li

Broader applications of the Internet of Things (IoT) are expected in the forthcoming 6G system, although massive IoT is already a key scenario in 5G, predominantly relying on physical layer solutions inherited from 4G LTE and primarily…

信息论 · 计算机科学 2021-04-13 Yifei Yuan , Sen Wang , Yongpeng Wu , H. Vincent Poor , Zhiguo Ding , Xiaohu You , Lajos Hanzo

Non-orthogonal multiple access (NOMA) is a technology proposed for next generation cellular networks because of its high spectral efficiency and enhanced user connectivity. However, in the literature the optimal joint power and sub-carrier…

信息论 · 计算机科学 2022-04-05 Subhankar Banerjee , Chung Shue Chen , Marceau Coupechoux , Abhishek Sinha

Non-orthogonal multiple access (NOMA) is a promising radio access technology for the 5G wireless systems. The core of NOMA is to support multiple users in the same resource block via power or code domain multiplexing, which provides great…

信息论 · 计算机科学 2019-06-03 Xianhao Chen , Gang Liu , Zheng Ma , Xi Zhang , Pingzhi Fan , Shanzhi Chen , F. Richard Yu

The ambitious high data-rate applications in the envisioned future B5G networks require new solutions, including the advent of more advanced architectures than the ones already used in 5G networks, and the coalition of different…

信息论 · 计算机科学 2020-08-05 Omar Maraqa , Aditya S. Rajasekaran , Saad Al-Ahmadi , Halim Yanikomeroglu , Sadiq M. Sait

This work introduces, for the first time, non-orthogonal multiple access (NOMA) into short-packet communications to achieve low latency in wireless networks. Specifically, we address the optimization of transmission rates and power…

信息论 · 计算机科学 2017-09-20 Xiaofang Sun , Shihao Yan , Nan Yang , Zhiguo Ding , Chao Shen , Zhangdui Zhong

The combination of non-orthogonal multiple access (NOMA) and mobile edge computing (MEC) can significantly improve the spectrum efficiency beyond the fifth-generation network. In this paper, we mainly focus on energy-efficient resource…

信号处理 · 电气工程与系统科学 2020-09-15 Fang Fang , Kaidi Wang , Zhiguo Ding , Victor C. M. Leung

This work exploits the advantages of two prominent techniques in future communication networks, namely caching and non-orthogonal multiple access (NOMA). Particularly, a system with Rayleigh fading channels and cache-enabled users is…

信息论 · 计算机科学 2019-09-25 Khai Nguyen Doan , Mojtaba Vaezi , Wonjae Shin , H. Vincent Poor , Hyundong Shin , Tony Q. S. Quek

In this letter, the performance of non-orthogonal multiple access (NOMA) is investigated in a cellular downlink scenario with randomly deployed users. The developed analytical results show that NOMA can achieve superior performance in terms…

信息论 · 计算机科学 2015-06-19 Zhiguo Ding , Zheng Yang , Pingzhi Fan , H. Vincent Poor

In this paper, we investigate the energy-efficient resource allocation problem in an uplink non-orthogonal multiple access (NOMA) millimeter wave system, where the fully-connected-based sparse radio frequency chain antenna structure is…

信息论 · 计算机科学 2019-09-16 Wanming Hao , Ming Zeng , Gangcan Sun , Osamu Muta , Octavia A. Dobre , Shouyi Yang , Haris Gacanin

With the rapid development of future wireless communication, the combination of NOMA technology and millimeter-wave(mmWave) technology has become a research hotspot. The application of NOMA in mmWave heterogeneous networks can meet the…

信息论 · 计算机科学 2020-06-23 Haijun Zhang , Haisen Zhang , Keping Long , George K. Karagiannidis

Non-orthogonal multiple access (NOMA) is potentially capable of circumventing the limitations of the classic orthogonal multiple access schemes, hence it has recently received significant research attention both in industry and academia.…

信息论 · 计算机科学 2018-01-26 Yuanwei Liu , Hong Xing , Cunhua Pan , Arumugam Nallanathan , Maged Elkashlan , Lajos Hanzo

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

Non-orthogonal multiple access (NOMA) is an enabling technique to support massive connectivity and utilize the radio resources more efficiently. A number of novel NOMA schemes have been proposed for 5G New Radio (NR) standards. In this…

信号处理 · 电气工程与系统科学 2019-05-22 Çağrı Göken , Alptekin Yılmaz , Onur Dizdar

This paper investigates an uplink non-orthogonal multiple access (NOMA)-based mobile-edge computing (MEC) network. Our objective is to minimize a linear combination of the completion time of all users' tasks and the total energy consumption…

信息论 · 计算机科学 2019-08-14 Zhaohui Yang , Cunhua Pan , Jiancao Hou , Mohammad Shikh-Bahaei