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To improve the system throughput, this paper proposes a network non-orthogonal multiple access (N-NOMA) technique for the uplink coordinated multi-point transmission (CoMP). In the considered scenario, multiple base stations collaborate…

信息论 · 计算机科学 2018-09-25 Yanshi Sun , Zhiguo Ding , Xuchu Dai , Octavia A. Dobre

To improve the system throughput, this paper proposes a network non-orthogonal multiple access (N-NOMA) technique for the uplink coordinated multi-point transmission (CoMP). In the considered scenario, multiple base stations collaborate…

信息论 · 计算机科学 2019-11-15 Yanshi Sun , Zhiguo Ding , Xuchu Dai

In this paper, we propose a network non-orthogonal multiple access (N-NOMA) technique for the downlink coordinated multipoint (CoMP) communication scenario of a cellular network, with randomly deployed users. In the considered N-NOMA…

信息论 · 计算机科学 2017-12-14 Yanshi Sun , Zhiguo Ding , Xuchu Dai , George K. Karagiannidis

In this paper, the impact of imperfect channel state information (CSI) on a downlink coordinated multipoint (CoMP) transmission system with non-orthogonal multiple access (NOMA) is investigated since perfect knowledge of a channel can not…

信息论 · 计算机科学 2020-07-16 Fahri Wisnu Murti , Rahmat Faddli Siregar , Muhammad Royyan , Soo Young Shin

We outline a general framework to use coordinated multi-point (CoMP) transmission technology in downlink multi-cell non-orthogonal multiple access (NOMA) systems considering distributed power allocation at each cell. In this framework, CoMP…

网络与互联网体系结构 · 计算机科学 2017-03-29 Md Shipon Ali , Ekram Hossain , Dong In Kim

The application of network non-orthogonal multiple access (N-NOMA) technique to coordinated multi-point (CoMP) systems has attracted significant attention due to its superior capability to improve connectivity and maintain reliable…

信息论 · 计算机科学 2022-05-06 Yanshi Sun , Zhiguo Ding , Xuchu Dai , Momiao Zhou , Zhizhong Ding

This paper proposes a unified framework of non-orthogonal multiple access (NOMA) networks. Stochastic geometry is employed to model the locations of spatially NOMA users. The proposed unified NOMA framework is capable of being applied to…

信息论 · 计算机科学 2019-01-23 Xinwei Yue , Zhijin Qin , Yuanwei Liu , Shaoli Kang , Yue Chen

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.…

信息论 · 计算机科学 2015-07-17 Sulong Shi , Longxiang Yang , Hongbo Zhu

In this paper, a multipoint-to-point system consisting K users and a central node with non-orthogonal multiple access (NOMA) technique over free space optical (FSO) channel is characterized for two cases. In the case of guaranteed user's…

信息论 · 计算机科学 2017-07-25 Ruijie Li , Anhong Dang

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…

信息论 · 计算机科学 2015-09-01 Zhiguo Ding , Robert Schober , H. Vincent Poor

In this paper, we study the integration between the coordinated multipoint (CoMP) transmission and the non-orthogonal multiple access (NOMA) in the downlink cellular-connected UAV networks with the coexistence of aerial users (AUs) and…

网络与互联网体系结构 · 计算机科学 2023-12-27 Hongguang Sun , Linyi Zhang , Tony Q. S. Quek , Xijun Wang , Yan Zhang

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…

信息论 · 计算机科学 2016-09-08 Zhiqiang Wei , Jinhong Yuan , Derrick Wing Kwan Ng , Maged Elkashlan , Zhiguo Ding

This work proposes a novel location-based multi-group multicast framework which is termed as non-orthogonal multiple access (NOMA) assisted multi-region geocast. This novel spectrum sharing framework exploits the NOMA technology to realize…

信息论 · 计算机科学 2017-11-30 Yi Zhang , Hui-Ming Wang , Zhiguo Ding , Moon Ho Lee

In this paper, non-orthogonal multiple access (NOMA) is applied to large-scale underlay cognitive radio (CR) networks with randomly deployed users. In order to characterize the performance of the considered network, new closed-form…

信息论 · 计算机科学 2016-11-18 Yuanwei Liu , Zhiguo Ding , Maged Elkashlan , Jinhong Yuan

Non-orthogonal multiple access (NOMA) is a promising multiple access technique for beyond fifth generation (B5G) cellular wireless networks, where several users can be served on a single time-frequency resource block, using the concepts of…

信号处理 · 电气工程与系统科学 2020-02-04 Mehdi Monemi , Hina Tabassum , Ramein Zahedi

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

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

In this paper, a non-orthogonal multiple access (NOMA) system with partial channel state information (CSI) for downlink and uplink transmission in mobile scenarios is considered, i.e., users are deployed randomly and will move casually…

信息论 · 计算机科学 2020-08-19 Hao Qiu , Shaoshuai Gao

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…

信息论 · 计算机科学 2017-07-21 Jianyue Zhu , Jiaheng Wang , Yongming Huang , Shiwen He , Xiaohu You , Luxi Yang

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…

信息论 · 计算机科学 2025-04-16 Vaibhav Kumar , Zhiguo Ding , Mark F. Flanagan
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