Results 101 to 110 of about 29,940 (236)

Hybrid-Domain Evaluation PTS with Adaptive Selection Methods for PAPR Reduction [PDF]

open access: gold, 2022
Feng Hu   +6 more
openalex   +1 more source

Comparative Analysis of Papr Using PTS and SLM Reduction Techniques for 5g Communication System

open access: diamond, 2022
Himanshu Kumar Sinha   +3 more
openalex   +2 more sources

The PAPR and Simple PAPR Reduction of the 2D Spreading Based Communication Systems

open access: yesRadioengineering, 2010
This paper deals with Peak to Average Power Ra- tio (PAPR) characteristics and the theory of variable spread- ing factor orthogonal frequency and code division multiplex- ing (VSF-OFCDM) systems. Comparison and evaluation of PAPR of VSF-OFCDM systems with various 2D spreading factors (SF) are done in time and in frequency domain.
Blumenstein, Jiri, Fedra, Zbynek
openaire   +2 more sources

PAPR analysis for OFDM visible light communication

open access: yesOptics Express, 2016
Orthogonal frequency-division multiplexing (OFDM) is a practical technology in visible light communication (VLC) for high-speed transmissions. However, one of its operational limitations is the peak-to-average power ratio (PAPR) of the transmitted signal.
Jiaheng, Wang   +5 more
openaire   +2 more sources

PAPR Reduction of OTSM with Random and Orthogonal SLM Phase Sequences and its Recovery in the Presence of EPA, EVA and ETU Channel Models [PDF]

open access: yesRadioengineering
To overcome the high peak-to-average-power ratio (PAPR) in orthogonal time sequency multiplexing (OTSM), this document proposes orthogonal and random selective mapping phase vectors (OSLM and RSLM) after some modifications to be applicable with OTSM ...
M. I. Al-Rayif
doaj  

Fractional Fourier Domain PAPR Reduction

open access: yes
High peak-to-average power ratio (PAPR) has long posed a challenge for multi-carrier systems, impacting amplifier efficiency and overall system performance. This paper introduces dynamic angle fractional Fourier division multiplexing (DA-FrFDM), an innovative multi-carrier system that effectively reduces PAPR for both QAM and Gaussian signals with ...
Cao, Yewen   +2 more
openaire   +2 more sources

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