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Peak-to-average power ratio reduction based on optimized phase shift technique

Orthogonal Frequency Division Multiplexing (OFDM) with Multi-Carrier (MC) system, technique has drawn significant interests in recent years. The major drawback is high Peak to Average Power Ratio (PAPR) is the phase factors optimization in terms of multiplications and complex additions. In this pape...

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Main Authors: Mohammed, Muamer N., Nahar, Ali Kareem, Abdalla, Ahmed N., Hammood, Omar A.
Format: Conference or Workshop Item
Language:English
Published: IEEE 2017
Subjects:
QA76 Computer software
Online Access:http://umpir.ump.edu.my/id/eprint/23622/1/Peak-to-average%20power%20ratio%20reduction%20based%20on%20optimized%20phase%20shift%20technique.pdf
http://umpir.ump.edu.my/id/eprint/23622/
https://ieeexplore.ieee.org/abstract/document/8261215
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spelling my.ump.umpir.236222019-01-28T09:03:04Z http://umpir.ump.edu.my/id/eprint/23622/ Peak-to-average power ratio reduction based on optimized phase shift technique Mohammed, Muamer N. Nahar, Ali Kareem Abdalla, Ahmed N. Hammood, Omar A. QA76 Computer software Orthogonal Frequency Division Multiplexing (OFDM) with Multi-Carrier (MC) system, technique has drawn significant interests in recent years. The major drawback is high Peak to Average Power Ratio (PAPR) is the phase factors optimization in terms of multiplications and complex additions. In this paper, an optimized phase shift (OPS) technique based signal scrambling is proposed to reduce PAPR in OFDM systems. The pilot phase signal is chosen by OPS technique, while the search algorithm is used to solve the convex optimization problem. The IEEE 802.11a standard used to test the in term of transmitted signal of OFDM. The OPS is analyzed at different phase shift with a slight computational complexity. The simulation result shows that the OSP at 1.5 dB proved significant at approximately 84.8% and 71.8% PAPR reduction when compared with PTS and SLM techniques, respectively. In addition, the best phase-shift factor was selected to reduce the cost of computational complexity. IEEE 2017 Conference or Workshop Item PeerReviewed pdf en http://umpir.ump.edu.my/id/eprint/23622/1/Peak-to-average%20power%20ratio%20reduction%20based%20on%20optimized%20phase%20shift%20technique.pdf Mohammed, Muamer N. and Nahar, Ali Kareem and Abdalla, Ahmed N. and Hammood, Omar A. (2017) Peak-to-average power ratio reduction based on optimized phase shift technique. In: 17th International Symposium on Communications and Information Technologies, 25-27 September 2017 , Cairns, QLD, Australia. pp. 1-6.. ISBN 978-1-5090-6514-1 https://ieeexplore.ieee.org/abstract/document/8261215
institution Universiti Malaysia Pahang
building UMP Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Pahang
content_source UMP Institutional Repository
url_provider http://umpir.ump.edu.my/
language English
topic QA76 Computer software
spellingShingle QA76 Computer software
Mohammed, Muamer N.
Nahar, Ali Kareem
Abdalla, Ahmed N.
Hammood, Omar A.
Peak-to-average power ratio reduction based on optimized phase shift technique
description Orthogonal Frequency Division Multiplexing (OFDM) with Multi-Carrier (MC) system, technique has drawn significant interests in recent years. The major drawback is high Peak to Average Power Ratio (PAPR) is the phase factors optimization in terms of multiplications and complex additions. In this paper, an optimized phase shift (OPS) technique based signal scrambling is proposed to reduce PAPR in OFDM systems. The pilot phase signal is chosen by OPS technique, while the search algorithm is used to solve the convex optimization problem. The IEEE 802.11a standard used to test the in term of transmitted signal of OFDM. The OPS is analyzed at different phase shift with a slight computational complexity. The simulation result shows that the OSP at 1.5 dB proved significant at approximately 84.8% and 71.8% PAPR reduction when compared with PTS and SLM techniques, respectively. In addition, the best phase-shift factor was selected to reduce the cost of computational complexity.
format Conference or Workshop Item
author Mohammed, Muamer N.
Nahar, Ali Kareem
Abdalla, Ahmed N.
Hammood, Omar A.
author_facet Mohammed, Muamer N.
Nahar, Ali Kareem
Abdalla, Ahmed N.
Hammood, Omar A.
author_sort Mohammed, Muamer N.
title Peak-to-average power ratio reduction based on optimized phase shift technique
title_short Peak-to-average power ratio reduction based on optimized phase shift technique
title_full Peak-to-average power ratio reduction based on optimized phase shift technique
title_fullStr Peak-to-average power ratio reduction based on optimized phase shift technique
title_full_unstemmed Peak-to-average power ratio reduction based on optimized phase shift technique
title_sort peak-to-average power ratio reduction based on optimized phase shift technique
publisher IEEE
publishDate 2017
url http://umpir.ump.edu.my/id/eprint/23622/1/Peak-to-average%20power%20ratio%20reduction%20based%20on%20optimized%20phase%20shift%20technique.pdf
http://umpir.ump.edu.my/id/eprint/23622/
https://ieeexplore.ieee.org/abstract/document/8261215
_version_ 1643669648284057600
score 13.211869

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