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相关论文: Low-Complexity Dynamic Resource Scheduling for Dow…

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We consider a joint scheduling-and-power-allocation problem of a downlink cellular system. The system consists of two groups of users: real-time (RT) and non-real-time (NRT) users. Given an average power constraint on the base station, the…

信息论 · 计算机科学 2017-05-08 Ahmed Ewaisha , Cihan Tepedelenlioglu

In this paper, we investigate the outage performance of hybrid automatic repeat request with chase combining (HARQ-CC) assisted downlink non-orthogonal multiple access (NOMA) systems. A closed-form expression of the individual outage…

信息论 · 计算机科学 2018-07-11 Donghong Cai , Zhiguo Ding , Pingzhi Fan , Zheng Yang

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 study the problem of power and channel allocation for multicarrier non-orthogonal multiple access (NOMA) full duplex (FD) systems. In such a system there are multiple interfering users transmitting over the same channel…

信号处理 · 电气工程与系统科学 2020-04-22 Andrea Abrardo , Marco Moretti , Fabio Saggese

This paper studies a multiuser mobile edge computing (MEC) system, in which one base station (BS) serves multiple users with intensive computation tasks. We exploit the multi-antenna non-orthogonal multiple access (NOMA) technique for…

信息论 · 计算机科学 2018-09-11 Feng Wang , Jie Xu , Zhiguo Ding

This paper presents a Deep Q-Network (DQN)- based algorithm for NOMA-aided resource allocation in smart factories, addressing the stringent requirements of Ultra-Reliable Low-Latency Communication (URLLC). The proposed algorithm dynamically…

系统与控制 · 电气工程与系统科学 2025-11-04 Shi Gengtian , Jiang Liu , Shigeru Shimamoto

In this paper, we propose a cache-aided non-orthogonal multiple access (NOMA) scheme for spectrally efficient downlink transmission. The proposed scheme not only reaps the benefits associated with NOMA and caching, but also exploits the…

信息论 · 计算机科学 2019-06-26 Lin Xiang , Derrick Wing Kwan Ng , Xiaohu Ge , Zhiguo Ding , Vincent W. S. Wong , Robert Schober

Consider a multiuser downlink beamforming optimization problem for the non-orthogonal multiple access (NOMA) transmission in a multiple-input single-output (MISO) system. The total transmission power minimization problem is formulated…

信号处理 · 电气工程与系统科学 2018-12-03 Yongwei Huang , Longtao Zhou

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…

信息论 · 计算机科学 2015-04-10 Stelios Timotheou , Ioannis Krikidis

Spectrum slicing of the shared radio resources is a critical task in 5G networks with heterogeneous services, through which each service gets performance guarantees. In this paper, we consider a setup in which a Base Station (BS) should…

信息论 · 计算机科学 2026-03-16 Fabio Saggese , Marco Moretti , Petar Popovski

In this paper, we explore perpetual, scalable, Low-powered Wide-area networks (LPWA). Specifically we focus on the uplink transmissions of non-orthogonal multiple access (NOMA)-based LPWA networks consisting of multiple self-powered nodes…

信号处理 · 电气工程与系统科学 2021-01-01 Fatma Benkhelifa , Julie A. McCann

This paper studies the problem of massive Internet of things (IoT) access in beyond fifth generation (B5G) networks using non-orthogonal multiple access (NOMA) technique. The problem involves massive IoT devices grouping and power…

网络与互联网体系结构 · 计算机科学 2022-02-01 Zoubeir Mlika , Soumaya Cherkaoui

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

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, we develop a resource allocation framework to optimize the downlink transmission of a backhaul-aware multi-cell cognitive radio network (CRN) which is enabled with multi-carrier non-orthogonal multiple access (MC-NOMA). The…

信号处理 · 电气工程与系统科学 2021-06-09 Hosein Zarini , Ata Khalili , Hina Tabassum , Mehdi Rasti

In this paper, cooperative non-orthogonal multiple access (C-NOMA) is considered in short packet communications with finite blocklength (FBL) codes. The performance of a decode-and-forward (DF) relaying along with selection combining (SC)…

信息论 · 计算机科学 2022-09-07 Fateme Salehi , Naaser Neda , Mohammad-Hassan Majidi , Hamed Ahmadi

Non-orthogonal multiple access (NOMA) emerges as a superior technology for enhancing spectral efficiency compared to orthogonal multiple access. In NOMA networks, successive interference cancellation (SIC) plays a crucial role in decoding…

网络与互联网体系结构 · 计算机科学 2024-07-23 Liang Huang , Bincheng Zhu , Runkai Nan , Kaikai Chi , Yuan Wu

Visible Light Communication (VLC) combined with Non-Orthogonal Multiple Access (NOMA) offers a promising solution for dense indoor wireless networks. Yet, managing resources effectively is challenged by VLC network dynamic conditions…

网络与互联网体系结构 · 计算机科学 2025-09-01 Aubida A. Al-Hameed , Safwan Hafeedh Younus , Mohamad A. Ahmed , Abdullah Baz

In this paper, we propose a novel joint caching and non-orthogonal multiple access (NOMA) scheme to facilitate advanced downlink transmission for next generation cellular networks. In addition to reaping the conventional advantages of…

信息论 · 计算机科学 2018-01-30 Lin Xiang , Derrick Wing Kwan Ng , Xiaohu Ge , Zhiguo Ding , Vincent W. S. Wong , Robert Schober

Mobile edge computing (MEC) can enhance the computing capability of mobile devices, and non-orthogonal multiple access (NOMA) can provide high data rates. Combining these two technologies can effectively benefit the network with spectrum…

信息论 · 计算机科学 2019-04-30 Fang Fang , Yanqing Xu , Zhiguo Ding , Chao Shen , Mugen Peng , George K. Karagiannidis