Results 71 to 80 of about 1,797 (181)

Space-Time Coded OFDM with Low PAPR

open access: yesEURASIP Journal on Advances in Signal Processing, 2006
Recently the use of multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) systems has been proposed for signaling over frequency-selective fading channels.
Venkataraman Anand   +2 more
doaj   +1 more source

Performance Analysis of Layered ACO-OFDM

open access: yesIEEE Access, 2017
Layered asymmetrically clipped optical orthogonal frequency division multiplexing (LACO-OFDM) has been proposed for improving the spectral efficiency of conventional asymmetrically clipped optical OFDM.
Xiaoyu Zhang   +4 more
doaj   +1 more source

Enhanced Next Generation Millimeter-Wave Multicarrier System with Generalized Frequency Division Multiplexing

open access: yesInternational Journal of Antennas and Propagation, 2016
Orthogonal Frequency Division Multiplexing (OFDM) is a popular multicarrier technique used to attain high spectral efficiencies. It also has other advantages such as multipath tolerance and ease of implementation.
Hidekazu Shimodaira   +2 more
doaj   +1 more source

PAPR reduction using SLM-PTS-CT hybrid PAPR method for optical NOMA waveform. [PDF]

open access: yesHeliyon, 2023
Kumar A   +5 more
europepmc   +1 more source

An Optimal Low Complexity PAPR Reduction Technique for Next Generation OFDM Systems

open access: yesIEEE Access, 2019
Orthogonal frequency division multiplexing (OFDM) is an efficient multi-carrier modulation technique that underlies most of the current and probably future high-speed wireless communication systems.
Ahmad M. Rateb, Mohamed Labana
doaj   +1 more source

A HYBRID TECHNIQUE FOR PAPR REDUCTION OF OFDM USING DHT PRECODING WITH PIECEWISE LINEAR COMPANDING [PDF]

open access: yesICTACT Journal on Communication Technology, 2016
Orthogonal Frequency Division Multiplexing (OFDM) is a fascinating approach for wireless communication applications which require huge amount of data rates.
Thammana Ajay, K. Murali Krishna
doaj  

Performance and Implementation Evaluation of TR PAPR Reduction Methods for DVB-T2

open access: yesInternational Journal of Digital Multimedia Broadcasting, 2010
High Peak to Average Power Ratio (PAPR) is a critical issue in multicarrier communication systems using Orthogonal Frequency Division Multiplexing (OFDM), as in the Second Generation Terrestrial Digital Video Broadcasting (DVB-T2) system.
Mohamad MrouĆ©   +4 more
doaj   +1 more source

Exploiting LDPC Codes For Improving The Performance of Clipped-OFDM System

open access: yesInternational Journal of Technology, 2014
Orthogonal Frequency Division Multiplexing (OFDM) is a multicarrier transmission technique that becomes the best choice in wireless high-data-rate transmission.
Filbert H. Juwono   +2 more
doaj   +1 more source

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