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A non-orthogonal multiple access (NOMA) approach to user signal power allocation called Fair-NOMA is introduced. Fair-NOMA is the application of NOMA in such a way that two mobile users have the opportunity to always achieve at least the…

Information Theory · Computer Science 2016-05-03 Jose Armando Oviedo , Hamid R. Sadjadpour

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

Non-orthogonal multiple access (NOMA) is considered as one of the predominant multiple access technique for the next-generation cellular networks. We consider a 2-user pair downlink NOMA system with imperfect successive interference…

Signal Processing · Electrical Eng. & Systems 2022-01-25 Nemalidinne Siva Mouni , Pavan Reddy M. , Abhinav Kumar , Prabhat K. Upadhyay

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…

Information Theory · Computer Science 2017-04-26 Jose Armando Oviedo , Hamid R. Sadjadpour

Network capacity calls for significant increase for 5G cellular systems. A promising multi-user access scheme, non-orthogonal multiple access (NOMA) with successive interference cancellation (SIC), is currently under consideration. In NOMA,…

Information Theory · Computer Science 2016-11-18 Lei Lei , Di Yuan , Chin Keong Ho , Sumei Sun

In this contribution, the optimization of power proportion allocated for each user in the downlink (DL) non-orthogonal multiple access (NOMA) systems have been developed. Successive interference cancellation (SIC) technique recovers users'…

Signal Processing · Electrical Eng. & Systems 2020-01-14 Jaime Laelson Jacob , Taufik Abrao

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 study power-efficient resource allocation for multicarrier non-orthogonal multiple access (MC-NOMA) systems. The resource allocation algorithm design is formulated as a non-convex optimization problem which jointly designs…

Information Theory · Computer Science 2017-05-18 Zhiqiang Wei , Derrick Wing Kwan Ng , Jinhong Yuan , Hui-Ming Wang

While existing works about non-orthogonal multiple access (NOMA) have indicated that NOMA can yield a significant performance gain over orthogonal multiple access (OMA) with fixed resource allocation, it is not clear whether such a…

Information Theory · Computer Science 2017-10-11 Zhiyong Chen , Zhiguo Ding , Xuchu Dai , Rui Zhang

This paper investigates the optimal resource allocation of a downlink non-orthogonal multiple access (NOMA) system consisting of one base station and multiple users. Unlike existing short-term NOMA designs that focused on the resource…

Information Theory · Computer Science 2017-05-25 Wei Bao , He Chen , Yonghui Li , Branka Vucetic

In this paper, we study the power-efficient resource allocation for multicarrier non-orthogonal multiple access (MC-NOMA) systems. The resource allocation algorithm design is formulated as a non-convex optimization problem which takes into…

Information Theory · Computer Science 2016-07-06 Zhiqiang Wei , Derrick Wing Kwan Ng , Jinhong Yuan

Rate splitting multiple access (RSMA) and non-orthogonal multiple access (NOMA) are the key enabling multiple access techniques to enable massive connectivity. However, it is unclear whether RSMA would consistently outperform NOMA from a…

Information Theory · Computer Science 2023-06-16 Mohammad Amin Saeidi , Hina Tabassum

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

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

This paper addresses the fairness issue within fluid antenna system (FAS)-assisted non-orthogonal multiple access (NOMA) and orthogonal multiple access (OMA) systems, where a single fixed-antenna base station (BS) transmits…

Signal Processing · Electrical Eng. & Systems 2024-03-04 Junteng Yao , Liaoshi Zhou , Tuo Wu , Ming Jin , Cunhua Pan , Maged Elkashlan , Kai-Kit Wong

In this work, we address the problem of finding globally optimal power allocation strategies to maximize the users sum-rate (SR) as well as system energy efficiency (EE) in the downlink of single-cell multicarrier non-orthogonal multiple…

Information Theory · Computer Science 2022-01-19 Sepehr Rezvani , Eduard A. Jorswieck , Roghayeh Joda , Halim Yanikomeroglu

Non-orthogonal multiple access (NOMA) in the power-domain has been recognized as a promising technique to overcome the bandwidth limitations of current visible light communication (VLC) systems. In this letter, we investigate the power…

Information Theory · Computer Science 2021-12-09 Carlos Alberto Rodríguez López , Vitalio Alfonso Reguera

The development of the industrial Internet of Things (IoT) calls for higher spectrum efficiency (SE). Faster than Nyquist (FTN) and non-orthogonal multiple access (NOMA) are both promising paradigms to improve the SE without any extra…

Signal Processing · Electrical Eng. & Systems 2023-02-07 Peiyang Song

In this paper, a downlink multiple input multiple output (MIMO) non-orthogonal multiple access (NOMA) wireless communication system is considered. In NOMA systems, the base station has unicast data for all users, and multiple users in a…

Signal Processing · Electrical Eng. & Systems 2020-08-06 Ahmet Zahid Yalcin , Mustafa Kagan Cetin , Melda Yuksel

Non-orthogonal multiple access (NOMA) is envisioned to be one of the most beneficial technologies for next generation wireless networks due to its enhanced performance compared to other conventional radio access techniques. Although the…

Information Theory · Computer Science 2017-11-27 Rukhsana Ruby , Shuxin Zhong , Hailiang Yang , Kaishun Wu
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