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相关论文: Virtual User Pairing Non-Orthogonal Multiple Acces…

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In this paper, a joint transmission coordinated multi-point based non-orthogonal multiple access (JT-COMP NOMA) combined with spatial modulation (SM), termed as JT-COMP NOMA-SM, is proposed to enhance capacity. User capacity and ergodic sum…

信息论 · 计算机科学 2019-07-22 Denny Kusuma Hendraningrat , Bhaskara Narottama , Soo Young Shin

This work considers the problem of dynamic power allocation in the downlink of multi-cell networks, where each cell utilizes non-orthogonal multiple access (NOMA)-based resource allocation. Also, coordinated multi-point (CoMP) transmission…

信号处理 · 电气工程与系统科学 2018-01-17 Md Shipon Ali , Ekram Hossain , Arafat Al-Dweik , Dong In Kim

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 work, we design a generalized joint transmission coordinated multi-point (JT-CoMP)-non-orthogonal multiple access (NOMA) model for a virtualized multi-infrastructure network. In this model, all users benefit from multiple joint…

信息论 · 计算机科学 2021-03-24 Sepehr Rezvani , Nader Mokari , Mohammad R. Javan , Eduard A. Jorswieck

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

This paper investigates the performance of network non-orthogonal multiple access (N-NOMA) in a downlink coordinated multi-point (CoMP) system. In the considered N-NOMA scheme, multiple base stations (BSs) cooperatively serve a CoMP user,…

信息论 · 计算机科学 2023-08-02 Yanshi Sun , Zhiguo Ding , Xuchu Dai , Momiao Zhou , Zhizhong Ding

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

We consider a downlink multiuser visible light communications (VLC) network where users randomly change their location and vertical orientation. The non-orthogonal multiple access (NOMA) strategy is adopted to serve multiple users…

信息论 · 计算机科学 2019-02-27 Yavuz Yapici , Ismail Guvenc

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

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

A non-orthogonal multiple access (NOMA)-aided joint communication, sensing, and multi-tier computing (JCSMC) framework is proposed. In this framework, a multi-functional base station (BS) carries out target sensing, while providing edge…

信息论 · 计算机科学 2022-12-29 Zhaolin Wang , Xidong Mu , Yuanwei Liu , Xiaodong Xu , Ping Zhang

In this paper, we investigate the dynamic power allocation for a visible light communication (VLC) cellular system consisting of two coordinating attocells, each equipped with one access-point (AP). The coordinated multipoint (CoMP) between…

信号处理 · 电气工程与系统科学 2022-07-05 Mohamed Amine Arfaoui , Ali Ghrayeb , Chadi Assi , Marwa Qaraqe

In today's wireless communication systems, the exponentially growing needs of mobile users require the combination of new and existing techniques to meet the demands for reliable and high-quality service provision. This may not always be…

Non-orthogonal multiple access (NOMA) has been identified as one of the promising technologies to enhance the spectral efficiency and throughput for the fifth generation (5G) and beyond 5G cellular networks. Alternatively, Coordinated…

信息论 · 计算机科学 2021-12-15 Akhileswar Chowdary , Garima Chopra , Abhinav Kumar , Linga Reddy Cenkeramaddi

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

The main limitation of visible light communication (VLC) is the narrow modulation bandwidth, which reduces the achievable data rates. In this paper, we apply the non-orthogonal multiple access (NOMA) scheme to enhance the achievable…

信息论 · 计算机科学 2015-12-01 Hanaa Marshoud , Vasileios M. Kapinas , George K. Karagiannidis , Sami Muhaidat

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 letter, we propose a non-orthogonal multiple access (NOMA) based scheme for multi-cell indoor visible light communications (VLC), where cell-edge user is jointly served by multiple cells. Unlike the typical designs in the existing…

信息论 · 计算机科学 2021-06-14 T. Uday , Abhinav Kumar , L. Natarajan

Non-orthogonal multiple access (NOMA) represents a paradigm shift from conventional orthogonal multiple access (MA) concepts, and has been recognized as one of the key enabling technologies for 5G systems. In this paper, the impact of user…

信息论 · 计算机科学 2014-12-10 Zhiguo Ding , Pingzhi Fan , H. Vincent Poor
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