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This paper investigates practical 5G strategies for power-balanced non-orthogonal multiple access (NOMA). By allowing multiple users to share the same time and frequency, NOMA can scale up the number of served users and increase spectral…

信息论 · 计算机科学 2017-01-25 Haoyuan Pan , Lu Lu , Soung Chang Liew

This paper considers the application of multiple-input multiple-output (MIMO) techniques to non-orthogonal multiple access (NOMA) systems. A new design of precoding and detection matrices for MIMO-NOMA is proposed and its performance is…

信息论 · 计算机科学 2015-03-19 Zhiguo Ding , Fumiyuki Adachi , H. Vincent Poor

Non-orthogonal multiple access (NOMA) technique is important for achieving a high data rate in next-generation wireless communications. A key challenge to fully utilizing the effectiveness of the NOMA technique is the optimization of the…

信息论 · 计算机科学 2024-10-28 Teppei Otsuka , Aohan Li , Hiroki Takesue , Kensuke Inaba , Kazuyuki Aihara , Mikio Hasegawa

Non-orthogonal multiple access (NOMA) systems have the potential to deliver higher system throughput, compared to contemporary orthogonal multiple access techniques. For a linearly precoded multiple-input multiple-output (MISO) system, we…

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

As the latest member of the multiple access family, non-orthogonal multiple access (NOMA) has been recently proposed for 3GPP Long Term Evolution (LTE) and envisioned to be an essential component of 5th generation (5G) mobile networks. The…

信息论 · 计算机科学 2016-11-01 Zhiguo Ding , Yuanwei Liu , Jinho Choi , Qi Sun , Maged Elkashlan , Chih-Lin I , H. Vincent Poor

Non-orthogonal multiple access (NOMA) has been considered one of the most promising radio access techniques for next-generation cellular networks. In this paper, we study the joint user and power scheduling for downlink NOMA over fading…

网络与互联网体系结构 · 计算机科学 2021-01-11 Do-Yup Kim , Hamid Jafarkhani , Jang-Won Lee

In this paper, we investigate resource allocation algorithm design for multicarrier non-orthogonal multiple access (MC-NOMA) systems employing a full-duplex (FD) base station (BS) for serving multiple half-duplex (HD) downlink (DL) and…

信息论 · 计算机科学 2016-07-12 Yan Sun , Derrick Wing Kwan Ng , Zhiguo Ding , Robert Schober

The problem of noncooperative resource allocation in a multipoint-to-multipoint cellular network is considered in this paper. The considered scenario is general enough to represent several key instances of modern wireless networks such as a…

信息论 · 计算机科学 2011-05-11 Stefano Buzzi , Alessio Zappone

Non-orthogonal multiple access (NOMA) has been considered as a promising solution for improving the spectrum efficiency of next-generation wireless networks. In this paper, the performance of a p-persistent slotted ALOHA system in support…

网络与互联网体系结构 · 计算机科学 2020-02-25 Ziru Chen , Yong Liu , Sami Khairy , Lin X. Cai , Yu Cheng , Ran Zhang

Non-orthogonal multiple access (NOMA) has been recognized as a key driving technology for the fifth generation (5G) and beyond 5G cellular networks. For a practical dowlink NOMA system with imperfect successive interference cancellation…

信号处理 · 电气工程与系统科学 2020-12-15 Nemalidinne Siva Mouni , Abhinav Kumar , Prabhat K. Upadhyay

In this paper, we study the resource allocation algorithm design for multiple-input single-output (MISO) multicarrier non-orthogonal multiple access (MC-NOMA) systems, in which a full-duplex base station serves multiple half-duplex uplink…

信息论 · 计算机科学 2017-10-05 Yan Sun , Derrick Wing Kwan Ng , Jun Zhu , Robert Schober

This article investigates the energy efficiency issue in non-orthogonal multiple access (NOMA)-enhanced Internet-of-Things (IoT) networks, where a mobile unmanned aerial vehicle (UAV) is exploited as a flying base station to collect data…

信号处理 · 电气工程与系统科学 2021-03-17 Jingjing Zhao , Kaiquan Cai , Yanbo Zhu

We study a wireless-powered uplink communication system with non-orthogonal multiple access (NOMA), consisting of one base station and multiple energy harvesting users. More specifically, we focus on the individual data rate optimization…

Mobile edge computing seeks to provide resources to different delay-sensitive applications. However, allocating the limited edge resources to a number of applications is a challenging problem. To alleviate the resource scarcity problem, we…

计算机科学与博弈论 · 计算机科学 2018-08-28 Faheem Zafari , Jian Li , Kin K Leung , Don Towsley , Ananthram Swami

Non-orthogonal multiple access (NOMA) has received tremendous attention for the design of radio access techniques for fifth generation (5G) wireless networks and beyond. The basic concept behind NOMA is to serve more than one user in the…

信息论 · 计算机科学 2019-06-25 Mojtaba Vaezi , Robert Schober , Zhiguo Ding , H. Vincent Poor

In this paper, we propose a multi-beam non-orthogonal multiple access (NOMA) scheme for hybrid millimeter wave (mmWave) systems and study its resource allocation. A beam splitting technique is designed to generate multiple analog beams to…

信息论 · 计算机科学 2018-06-14 Zhiqiang Wei , Lou Zhao , Jiajia Guo , Derrick Wing Kwan Ng , Jinhong Yuan

To achieve the requirement of high data rate, low latency, user fairness for next generation wireless networks, proper designing of cross-layer optimized dynamic resource allocation algorithm is prerequisite. In this paper, we propose a…

网络与互联网体系结构 · 计算机科学 2011-07-07 Arijit Ukil , Jaydip Sen , Debasish Bera

Uplink rate-splitting multiple access (RSMA) requires optimization of decoding order and power allocation, while decoding order is a discrete variable, and it is very complex to find the optimal decoding order if the number of users is…

信息论 · 计算机科学 2023-11-28 Jiewen Hu , Gang Liu , Zheng Ma , Ming Xiao , Pingzhi Fan

In this paper, we provide a novel application aware user association and resource allocation framework, i.e., AURA-5G, which utilizes a joint optimization strategy to accomplish the same. Concretely, our methodology considers all the real…

网络与互联网体系结构 · 计算机科学 2020-03-25 Akshay Jain , Elena Lopez-Aguilera , Ilker Demirkol