[PDF][PDF] PAPR reduction using a combination between precoding and non-liner companding techniques for ACO-OFDM-based VLC systems

NA Mohammed, MM Elnabawy… - Opto-Electronics …, 2021 - bibliotekanauki.pl
Peak-to-average power ratio reduction techniques for visible light communication
broadcasting systems are designed, simulated, and evaluated in this work. The proposed …

Performance Analysis of WOFDM‐WiMAX Integrating Diverse Wavelets for 5G Applications

L Kansal, GS Gaba, A Sharma… - Wireless …, 2021 - Wiley Online Library
In the 5th generation (5G) and 6th generation (6G) of wireless mobile telecommunication
networks, the requests for an elevated data rate with access to stationary as well as portable …

[HTML][HTML] PAPR reduction of optical OFDM signals in visible light communications

AA Sharifi - ICT express, 2019 - Elsevier
Orthogonal frequency division multiplexing (OFDM) is extensively used in optical
communications to achieve high rate transmission. In this paper, Vandermonde like matrix …

[HTML][HTML] Discrete Hartley matrix transform precoding-based OFDM system to reduce the high PAPR

AA Sharifi - ICT Express, 2019 - Elsevier
The high peak-to-average power ratio (PAPR) is one of the major drawbacks of the
orthogonal frequency division multiplexing (OFDM) systems that make non-linear distortion …

Performance improvement for DCO-OFDM and ACO-OFDM systems using symbol time compression

K Ramadan, BM ElHalawany, MS Elbakry - Telecommunication Systems, 2023 - Springer
Optical-orthogonal frequency division multiplexing (O-OFDM) systems, including the direct
current biased optical OFDM (DCO-OFDM) and the asymmetrically clipped optical OFDM …

Ciphered BCH Codes for PAPR Reduction in the OFDM in Underwater Acoustic Channels

M Murad, IA Tasadduq, P Otero - Journal of Marine Science and …, 2022 - mdpi.com
We propose an effective, low complexity and multifaceted scheme for peak-to-average
power ratio (PAPR) reduction in the orthogonal frequency division multiplexing (OFDM) …

Linear precoding techniques for OFDM-based NOMA over frequency-selective fading channels

A Khan, SY Shin - IETE Journal of Research, 2017 - Taylor & Francis
Non-orthogonal multiple access (NOMA) is one of the potential candidates for future radio
access to address the increasing demands of mobile traffic. NOMA-based systems employ …

STUDY AND ANALYSIS OF VARIOUS PAPR MINIMIZATION METHODS.

KK Vaigandla, J Benita - International Journal of Early …, 2022 - search.ebscohost.com
In wireless communications, OFDM (Orthogonal Frequency Division Multiplexing) is a
method of modulating multicarrier signals to transmit high speed data. OFDM systems use …

Optical-OFDM VLC System: Peak-to-Average Power Ratio Enhancement and Performance Evaluation

Y A. Zenhom, EKI Hamad, M Alghassab… - Sensors, 2024 - mdpi.com
Visible Light Communication (VLC) systems are favoured for numerous applications due to
their extensive bandwidth and resilience to electromagnetic interference. This study …

A low-complexity modified SLM with new phase sequences for PAPR reduction in OFDM system

V Sudha, B Anilkumar, MS Samatha… - 2015 Annual IEEE …, 2015 - ieeexplore.ieee.org
The major issue in orthogonal frequency division multiplexing (OFDM) system is a high peak-
to-average power ratio (PAPR) of transmitting signal. Selective mapping (SLM) is the …