Results 11 to 20 of about 12,060 (177)

Joint power control and user grouping mechanism for efficient uplink non‐orthogonal multiple access‐based 5G communication: Utilising the Lèvy‐flight firefly algorithm

open access: yesIET Networks, EarlyView., 2023
We utilise a metaheuristic optimisation method, inspired by nature, called the Lévy‐flight firefly algorithm (LFA), to tackle the power regulation and user grouping in the NOMA systems. Abstract The non‐orthogonal multiple access strategies have shown promise to boost fifth generation and sixth generation wireless networks' spectral efficiency and ...
Zaid Albataineh   +4 more
wiley   +1 more source

High-Bit-Rate Transmission in Visible Light Communication System Based on Adaptive Successive Interference Cancellation Technique

open access: yesInternational Journal of Technology, 2023
In this study, we proposed an adaptive successive interference cancellation (SIC) technique to enhance non-orthogonal multiple access visible light communication (NOMA-VLC) and demonstrate its effectiveness using extensive simulations.
Brian Pamukti   +2 more
doaj   +1 more source

Performance of Non-Orthogonal Multiple Access (NOMA) with Successive Interference Cancellation (SIC)

open access: yesIraqi Journal for Electrical and Electronic Engineering, 2020
Non-Orthogonal Multiple Access (NOMA) has been promised for fifth generation (5G) cellular wireless network that can serve multiple users at same radio resources time, frequency, and code domains with different power levels. In this paper, we present a new simulation compression between a random location of multiple users for Non-Orthogonal Multiple ...
Ali Marzook   +2 more
openaire   +1 more source

Full Duplex Relaying in Non Orthogonal Multiple Access System with Advanced Successive Interference Cancellation [PDF]

open access: yesRadioengineering, 2020
This paper describes a full-duplex (FD) cooperative non orthogonal multiple access (NOMA) system with dedicated relay under residual self-interference (RSI).
Q. Hussain, S. Sohaib
doaj  

Uplink and Downlink NOMA Based on a Novel Interference Coefficient Estimation Strategy for Next-Generation Optical Wireless Networks

open access: yesPhotonics, 2023
Non-orthogonal multiple access (NOMA) has been widely recognized as a promising technology to improve the transmission capacity of wireless optical communication systems.
Syed Agha Hassnain Mohsan   +4 more
doaj   +1 more source

Toward Optimal DoF Maximization With Interference Categorization Using TIM and SIC

open access: yesIEEE Access, 2023
In this paper, a novel topological interference management (TIM) framework, combined with the successive interference cancellation (SIC) technique, is proposed for Device-to-Device (D2D) networks.
Salam Doumiati   +2 more
doaj   +1 more source

Frequency-Domain Turbo Equalisation in Coded SC-FDMA Systems: EXIT Chart Analysis and Performance [PDF]

open access: yes, 2012
In this paper, we investigate the achievable performance of channel coded single-carrier frequency division multiple-access (SC-FDMA) systems employing various detection schemes, when communicating over frequency-selective fading channels.
Hanzo, Lajos   +2 more
core   +1 more source

Channel Modeling and Signal Processing for Array-Based Visible Light Communication System Under Link Misalignment

open access: yesIEEE Photonics Journal, 2022
We address the lens optimization and signal processing for array-based multiple-input multiple-output (MIMO) visible light communication, especially under link misalignment.
Jiaqi Wei   +3 more
doaj   +1 more source

Interference cancellation assisted lattice-reduction aided detection for MIMO systems [PDF]

open access: yes, 2006
In this paper, we proposed and investigated the optimal successive interference cancellation (SIC) strategy designed for lattice-reduction-aided multiple-input multiple-output (MIMO) detectors.
Chun, J., Hanzo, L., Lee, K.C.
core   +1 more source

Successive Interference Cancellation for DS-CDMA Systems with Transmit Diversity

open access: yesEURASIP Journal on Wireless Communications and Networking, 2004
We introduce a new successive interference cancellation (SIC) technique for direct sequence code division multiple access (DS-CDMA) systems with transmit diversity. The transmit diversity is achieved with a space-time block code (STBC).
Li Wei, Gulliver T Aaron
doaj   +2 more sources

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