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相关论文: Cooperative NOMA-Based User Pairing for URLLC: A M…

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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…

信号处理 · 电气工程与系统科学 2020-08-06 Ahmet Zahid Yalcin , Mustafa Kagan Cetin , Melda Yuksel

In this paper, we derive the optimal user pairing and power allocation in uplink non orthogonal multiple access (NOMA) networks. The optimal power allocation that maximizes the sum rate is found for two user NOMA networks, while ensuring…

信号处理 · 电气工程与系统科学 2021-04-26 Mouktar Bello , Anrsenia Chorti , Inbar Fijalkow

In this paper, energy efficient resource allocation is considered for an uplink hybrid system, where non-orthogonal multiple access (NOMA) is integrated into orthogonal multiple access (OMA). To ensure the quality of service for the users,…

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

Rate-Splitting Multiple Access (RSMA) has emerged as a flexible and powerful framework for wireless networks. In this paper, we investigate the user fairness of downlink multi-antenna RSMA in short-packet communications with/without…

信息论 · 计算机科学 2022-12-15 Yunnuo Xu , Yijie Mao , Onur Dizdar , Bruno Clerckx

In this paper, we investigate the resource allocation algorithm design for cooperative cognitive relaying multicarrier non-orthogonal multiple access (MC-NOMA) systems. In particular, the secondary base station serves multiple secondary…

信息论 · 计算机科学 2017-07-21 Yan Sun , Derrick Wing Kwan Ng , Robert Schober

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

Optical wireless communication (OWC) has the potential to provide high communication speeds that support the massive use of the Internet that is expected in the near future. In OWC, optical access points (APs) are deployed on the celling to…

Cooperative and cognitive non-orthogonal multiple access (CCR-NOMA) has been recognized as a promising technique to overcome issues of spectrum scarcity and support massive connectivity envisioned in next-generation wireless networks. In…

信息论 · 计算机科学 2022-01-04 Sultangali Arzykulov , Abdulkadir Celik , Galymzhan Nauryzbayev , Ahmed M. Eltawil

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

The integration of non-orthogonal multiple access in millimeter-Wave communications (mmWave-NOMA) can significantly improve the spectrum efficiency and increase the number of users in the fifth-generation (5G) mobile communication. In this…

信息论 · 计算机科学 2018-11-08 Zhenyu Xiao , Lipeng Zhu , Zhen Gao , Dapeng Oliver Wu , Xiang-Gen Xia

Multi-access edge computing (MEC) and non-orthogonal multiple access (NOMA) have been regarded as promising technologies to improve computation capability and offloading efficiency of the mobile devices in the sixth generation (6G) mobile…

信息论 · 计算机科学 2021-05-26 Haodong Li , Fang Fang , Zhiguo Ding

In this paper, we investigate the link-layer rate of a two-users non-orthogonal multiple access (NOMA) network in finite blocklength (short packet communications) regime, where the two users are paired from a set of V users. The overall…

网络与互联网体系结构 · 计算机科学 2020-02-18 Muhammad Amjad , Leila Musavian , Sonia Aïssa

In order to achieve efficient communication in the fifth generation (5G) networks, non-orthogonal multiple access (NOMA) technique has been utilized in fog radio access networks (F-RANs). In this paper, we investigate the resource…

信号处理 · 电气工程与系统科学 2019-03-15 Binghong Liu , Mugen Peng

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

Currently used resource allocation methods for uplink multicarrier non-orthogonal multiple access (MC-NOMA) systems have multiple shortcomings. Current approaches either allocate the same power across all subcarriers to a user, or use…

信号处理 · 电气工程与系统科学 2025-01-22 Sagnik Bhattacharya , Kamyar Rajabalifardi , Muhammad Ahmed Mohsin , John M. Cioffi

The near-far problem causes severe throughput unfairness in wireless powered communication networks (WPCN). In this paper, we exploit non-orthogonal multiple access (NOMA) technology and propose a fairness-aware NOMA-based scheduling scheme…

信息论 · 计算机科学 2019-06-04 Yong Liu , Xuehan Chen , Lin X. Cai , Qingchun Chen , Ruoting Gong , Dong Tang

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'…

信号处理 · 电气工程与系统科学 2020-01-14 Jaime Laelson Jacob , Taufik Abrao

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…

信息论 · 计算机科学 2016-05-03 Jose Armando Oviedo , Hamid R. Sadjadpour

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…

信息论 · 计算机科学 2017-05-25 Wei Bao , He Chen , Yonghui Li , Branka Vucetic

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…

信息论 · 计算机科学 2023-06-16 Mohammad Amin Saeidi , Hina Tabassum