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In this paper, an energy harvesting (EH) based cooperative non-orthogonal multiple access (NOMA) system is considered, where node S simultaneously sends independent signals to a stronger node R and a weaker node D. We focus on the scenario…

信息论 · 计算机科学 2016-08-30 Ruijin Sun , Ying Wang , Xinshui Wang , Yuan Zhang

This paper proposes a novel non-orthogonal multiple access (NOMA) assisted cooperative spectrum sharing network, in which one of the full-duplex (FD) secondary transmitters (STs) is chosen among many for forwarding the primary transmitter's…

信号处理 · 电气工程与系统科学 2020-11-23 Quang Nhat Le , Animesh Yadav , Nam-Phong Nguyen , Octavia A. Dobre , Ruiqin Zhao

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…

信息论 · 计算机科学 2017-06-05 Xiaoming Chen , Zhaoyang Zhang , Caijun Zhong , Derrick Wing Kwan Ng

This letter proposes a modified non-orthogonal multiple-access (NOMA) scheme for systems with a multi-antenna base station (BS) and two single-antenna users, where NOMA transmissions are conducted only when the absolute correlation…

信号处理 · 电气工程与系统科学 2024-10-30 Zeyu Sun , Yindi Jing , Xinwei Yu

This paper investigates the application of non-orthogonal multiple access (NOMA) to satellite communication network over Shadowed-Rician fading channels. The impact of imperfect successive interference cancellation (ipSIC) on NOMA-based…

信息论 · 计算机科学 2020-03-26 Xinwei Yue , Yuanwei Liu , Yuanyuan Yao , Tian Li , Xuehua Li , Rongke Liu , Arumugam Nallanathan

This article investigates the multiple-input multiple-output (MIMO) non-orthogonal multiple access (NOMA) assisted unmanned aerial vehicles (UAVs) networks. By utilizing a stochastic geometry model, a new 3-Dimension UAV framework for…

信息论 · 计算机科学 2018-05-15 Tianwei Hou , Yuanwei Liu , Zhengyu Song , Xin Sun , Yue Chen

An interference regime enforcing rate maximization scheme is proposed to maximize the achievable ergodic sum-rate of the parallel Gaussian interference channels by enforcing very strong interference at receivers through power allocation…

信息论 · 计算机科学 2019-01-15 Tugba Erpek , Sennur Ulukus , Yalin E. Sagduyu

Non-orthogonal multiple access (NOMA) has drawn tremendous attention, being a potential candidate for the spectrum access technology for the fifth-generation (5G) and beyond 5G (B5G) wireless communications standards. Most research related…

信息论 · 计算机科学 2019-11-04 Vaibhav Kumar , Barry Cardiff , Shankar Prakriya , Mark F. Flanagan

In this paper, we consider the combination between two promising techniques: space-shift keying (SSK) and non-orthogonal multiple access (NOMA) for future radio access networks. We analyze the performance of SSK-NOMA networks and provide a…

信息论 · 计算机科学 2020-09-30 Ferdi Kara , Hakan Kaya

Non-orthogonal multiple access (NOMA) has been proposed for massive connectivity in future generations of wireless communications. A dominant NOMA scheme is based on power optimization, in which decoding of target user is assumed to be…

信息论 · 计算机科学 2018-10-23 Kun Wang

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…

网络与互联网体系结构 · 计算机科学 2016-08-23 Hina Tabassum , Md Shipon Ali , Ekram Hossain , Md. Jahangir Hossain , Dong In Kim

Reconfigurable intelligent surface (RIS) has been regarded as a promising technology since it has ability to create the favorable channel conditions. This paper investigates the secure communications of RIS assisted non-orthogonal multiple…

信息论 · 计算机科学 2024-03-19 Yingjie Pei , Xinwei Yue , Wenqiang Yi , Yuanwei Liu , Xuehua Li , Zhiguo Ding

Non-orthogonal multiple access (NOMA) systems allowing multiple users sharing the same resource block offer significant gains in spectral efficiency which can enable the required massive access in future wireless systems. However, they face…

信息论 · 计算机科学 2026-03-10 Yaakoub Berrouche , Michel Kulhandjian , Hovannes Kulhandjian

The novel active simultaneously transmitting and reflecting surface (ASTARS) has recently received a lot of attention due to its capability to conquer the multiplicative fading loss and achieve full-space smart radio environments. This…

信号处理 · 电气工程与系统科学 2024-01-26 Xinwei Yue , Jin Xie , Chongjun Ouyang , Yuanwei Liu , Xia Shen , Zhiguo Ding

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…

In this paper, we study the impact and the improvement of using cooperative non-orthogonal multiple access scheme (NOMA) on a millimeter wave (mmWave) vehicular network at intersection roads. The intersections consists of two perpendicular…

信号处理 · 电气工程与系统科学 2019-11-27 Baha Eddine Youcef Belmekki , Abdelkrim Hamza , Benoît Escrig

Future mobile communication networks will require enhanced network efficiency and reduced system overhead. Research on Blind Interference Alignment and Topological Interference Management (TIM) has shown that optimal Degrees of Freedom can…

信息论 · 计算机科学 2015-08-18 V. Kalokidou , O. Johnson , R. Piechocki

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

This paper proposes a new design of non-orthogonal multiple access (NOMA) under secrecy considerations. We focus on a NOMA system where a transmitter sends confidential messages to multiple users in the presence of an external eavesdropper.…

信息论 · 计算机科学 2017-05-25 Biao He , An Liu , Nan Yang , Vincent K. N. Lau

This letter studies the outage performance of cooperative non-orthogonal multiple access (NOMA) network with the help of an amplify-and-forward relay. An accurate closed-form approximation for the exact outage probability is derived. Based…

信息论 · 计算机科学 2017-03-14 Xuesong Liang , Yongpeng Wu , Derrick Wing Kwan Ng , Yiping Zuo , Shi Jin , Hongbo Zhu