Results 11 to 20 of about 6,737 (177)

Perbandingan Bit Error Rate Kode Reed-Solomon dengan Kode Bose-Chaudhuri-Hocquenghem Menggunakan Modulasi 32-FSK

open access: yesJurnal Nasional Teknik Elektro, 2016
Reed-Solomon (RS) Code and Bose-Chaudhuri-Hocquenghem (BCH) code are cyclic block codes class of error-correting code.Error correcting code is required in communicaton system to reduce error of transmitted information from transmitter to receiver.
Eva Yovita Dwi Utami   +2 more
doaj   +3 more sources

Enhanced Three-Core Three-Mode Optical Transmission System Based on Probabilistic Shaping With Low Complexity MIMO Equalization Algorithm

open access: yesIEEE Access, 2020
A novel few-mode multi-core (FMMC) optical fiber transmission system based on probabilistic shaping (PS) with low complexity multiple-input multiple-output (MIMO) equalization method is proposed and demonstrated in this paper.
Songsong Qu   +7 more
doaj   +1 more source

Performance Analysis of FSO under Turbulent Channel Using OSTBC

open access: yesمجلة النهرين للعلوم الهندسية, 2018
Free Space Optics (FSO) plays a vital role in modern wireless communications due to its advantages over fiber optics and RF techniques where a transmission of huge bandwidth and access to remote places become possible.
Lwaa Faisal Abdulameer, Hala Fadhil
doaj   +1 more source

Single and Multi-Point Non-Orthogonal Multiple Access based Power Adaptive Design for Improving Bit Error Ratio

open access: yesMeasurement Science Review, 2023
In the framework of next-generation communication systems, Non-Orthogonal Multiple Access (NOMA) has attracted considerable interest. The fundamental advantage is that it has greater spectrum utilization than its orthogonal equivalents.
Kavitha G., Deny J.
doaj   +1 more source

Bit Error Rate (BER) Performance of MIMO Systems in M QAM with Nonlinear Effect

open access: yesInternational Journal of Engineering and Advanced Technology, 2019
Out object in this paper it to study, the effect of nonlinearity on the bit error rate (BER) of MIMO systems in M-QAM modulation techniques. We consider Saleh’s model (power amplifier model) for the nonlinearity, and apply the nonlinear model on MIMO system with receiver diversity and transmitter diversity.
Ahmed E. Zakzouk   +2 more
openaire   +2 more sources

Pengaruh Link Relay Terhadap Kinerja Komunikasi Kooperatif Vehicle-to-Vehicle (V2V)

open access: yesJurnal Elkomika, 2022
ABSTRAK Kebutuhan komunikasi bergerak saat ini sangat tinggi, Vehicular Ad-hoc Network (VANET) merupakan metode teknologi telekomunikasi untuk komunikasi bergerak pada kendaraan.
ISNAN MUHARRAM   +2 more
doaj   +1 more source

Study on Temperature and Water Turbulence Impact on Saline Water-Based Wireless Optical Communication

open access: yesPhotonics, 2023
Underwater wireless optical communication (UWOC) is a promising solution for Gb/s rate and long-distance underwater communication. However, random changes in the local temperature and salinity of seawater have caused different refractive indices of ocean
Shofuro Afifah   +6 more
doaj   +1 more source

Performance Comparisons of Broadband Power Line Communication Technologies

open access: yesApplied Sciences, 2020
Broadband power line communication (PLC) is used as a communication technique for advanced metering infrastructure (AMI) in Korea. High-speed (HS) PLC specified in ISO/IEC12139-1 and HomePlug Green PHY (HPGP) are deployed for remote metering.
Young Mo Chung
doaj   +1 more source

DESIGN AND IMPLEMENTATION OF IMPROVED SUPERIMPOSED CYCLIC OPTICAL ORTHOGONAL CODES (SCOOC) BASED OPTICAL ENCODER/DECODER STRUCTURE FOR 1GBPS OPTICAL CDMA SYSTEM [PDF]

open access: yesJournal of Engineering Science and Technology, 2010
In this paper, an improved form of two dimensional optical orthogonal codes is introduced for optical CDMA system by using just six lasers. This new technique not only reduces the length of the code but also improves the bit error rate (BER) performance ...
GURJIT KAUR, NEENA GUPTA
doaj  

Performance Evaluation of MRMED Algorithm by Monitoring BER

open access: yesSir Syed University Research Journal of Engineering and Technology, 2021
In this research work, we have developed a communication system (transmitter / receiver) to control peak to average power (PAPR) with  small bit error rate (BER) for a 4G system called multicode code division multiple access (MCCDMA).
SYED RIZWAN-UL-HASAN, Muhammad Tahir
doaj  

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