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Related papers: Short-Packet Downlink Transmission with Non-Orthog…

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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…

Information Theory · Computer Science 2017-09-20 Xiaofang Sun , Shihao Yan , Nan Yang , Zhiguo Ding , Chao Shen , Zhangdui Zhong

This letter investigates a short-packet downlink transmission system using non-orthogonal multiple access (NOMA) enhanced via movable antenna (MA). We focuses on maximizing the effective throughput for a core user while ensuring reliable…

Signal Processing · Electrical Eng. & Systems 2024-06-12 Xinyuan He , Wen Chen , Qingqing Wu , Xusheng Zhu , Nan Cheng

This paper considers a downlink non-orthogonal multiple access (NOMA) system where the source intends to transmit independent information to the users at targeted data rates under statistical channel state information at the transmitter.…

Information Theory · Computer Science 2015-07-17 Sulong Shi , Longxiang Yang , Hongbo Zhu

Non-orthogonal multiple access (NOMA) allows users sharing a resource-block to efficiently reuse spectrum and improve cell sum rate $\mathcal{R}_{\rm tot}$ at the expense of increased interference. Orthogonal multiple access (OMA), on the…

Information Theory · Computer Science 2021-02-02 Konpal Shaukat Ali , Ekram Hossain , Md. Jahangir Hossain

In this paper, we propose a cache-aided non-orthogonal multiple access (NOMA) scheme for spectrally efficient downlink transmission. The proposed scheme not only reaps the benefits associated with NOMA and caching, but also exploits the…

Information Theory · Computer Science 2019-06-26 Lin Xiang , Derrick Wing Kwan Ng , Xiaohu Ge , Zhiguo Ding , Vincent W. S. Wong , Robert Schober

This paper aims to provide a comprehensive solution for the design, analysis, and optimization of a multiple-antenna non-orthogonal multiple access (NOMA) system for multiuser downlink communication with both time duplex division (TDD) and…

Information Theory · Computer Science 2017-06-05 Xiaoming Chen , Zhaoyang Zhang , Caijun Zhong , Derrick Wing Kwan Ng

Non-orthogonal multiple access (NOMA) has been recognized as a promising multiple access technique for the next generation cellular communication networks. In this paper, we first discuss a simple NOMA model with two users served by a…

Information Theory · Computer Science 2016-09-08 Zhiqiang Wei , Jinhong Yuan , Derrick Wing Kwan Ng , Maged Elkashlan , Zhiguo Ding

Non-orthogonal multiple access (NOMA) enables power-domain multiplexing via successive interference cancellation (SIC) and has been viewed as a promising technology for 5G communication. The full benefit of NOMA depends on resource…

Information Theory · Computer Science 2017-07-21 Jianyue Zhu , Jiaheng Wang , Yongming Huang , Shiwen He , Xiaohu You , Luxi Yang

The scenario of an uplink two-user non-orthogonal multiple access (NOMA) communication system is analytically studied when it operates in the short packet transmission regime. The considered users support mobility and each is equipped with…

Recently, non-orthogonal multiple access (NOMA) has attracted considerable interest as one of the 5G-enabling techniques. However, users with better channel conditions in downlink communications intrinsically benefits from NOMA thanks to…

Information Theory · Computer Science 2018-02-23 Hong Xing , Yuanwei Liu , Arumugam Nallanathan , Zhiguo Ding , H. Vincent Poor

In this paper, we investigate the latency performance of non-orthogonal multiple access (NOMA) and orthogonal multiple access (OMA) technologies in finite blocklength regime. In the comparative study, we derive the achievable effective…

Information Theory · Computer Science 2020-11-11 Muhammad Amjad , Leila Musavian , Sonia Aïssa

In this paper, we propose a novel joint caching and non-orthogonal multiple access (NOMA) scheme to facilitate advanced downlink transmission for next generation cellular networks. In addition to reaping the conventional advantages of…

Information Theory · Computer Science 2018-01-30 Lin Xiang , Derrick Wing Kwan Ng , Xiaohu Ge , Zhiguo Ding , Vincent W. S. Wong , Robert Schober

Non-orthogonal multiple access (NOMA) is considered as a promising technology for improving the spectral efficiency (SE) in 5G. In this correspondence, we study the benefit of NOMA in enhancing energy efficiency (EE) for a multi-user…

Information Theory · Computer Science 2016-06-09 Yi Zhang , Hui-Ming Wang , Tong-Xing Zheng , Qian Yang

The application of multiple-input multiple-output (MIMO) techniques to non-orthogonal multiple access (NOMA) systems is important to enhance the performance gains of NOMA. In this paper, a novel MIMO-NOMA framework for downlink and uplink…

Information Theory · Computer Science 2015-09-01 Zhiguo Ding , Robert Schober , H. Vincent Poor

In non-orthogonal multiple access (NOMA) downlink, multiple data flows are superimposed in the power domain and user decoding is based on successive interference cancellation. NOMA's performance highly depends on the power split among the…

Information Theory · Computer Science 2015-04-10 Stelios Timotheou , Ioannis Krikidis

Non-orthogonal multiple access (NOMA) systems can serve multiple users in contrast to orthogonal multiple-access (OMA), which makes use of the limited time or frequency domain resources. It can help to address the unprecedented…

Signal Processing · Electrical Eng. & Systems 2023-06-13 Syed Agha Hassnain Mohsan , Yanlong Li

Non orthogonal multiple access (NOMA) in the downlink is discussed in this letter. When combined with soft frequency reuse, NOMA is detrimental to user fairness by increasing the data rate of a near user at the cost of data rate of a far…

Information Theory · Computer Science 2016-05-26 Xuezhi Yang

In this paper, we analyze downlink non-orthogonal multiple access (NOMA) networks with limited feedback. Our goal is to derive appropriate transmission rates for rate adaptation and minimize outage probability of minimum rate for the…

Information Theory · Computer Science 2017-01-25 Xiaoyi Liu , Hamid Jafarkhani

Non-orthogonal multiple access (NOMA) and spectrum sharing are two potential technologies for providing massive connectivity in beyond fifth-generation (B5G) networks. In this paper, we present the performance analysis of a…

Information Theory · Computer Science 2025-04-16 Vaibhav Kumar , Zhiguo Ding , Mark F. Flanagan

By combining the concepts of superposition coding at the transmitter(s) and successive interference cancellation (SIC) at the receiver(s), non-orthogonal multiple access (NOMA) has recently emerged as a promising multiple access technique…

Networking and Internet Architecture · Computer Science 2016-08-23 Hina Tabassum , Md Shipon Ali , Ekram Hossain , Md. Jahangir Hossain , Dong In Kim
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