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Irregular repetition code hybrid ARQ in wireless system

Error control consists of error detection and error correction in the communication system. The purpose of this research work is to reduce error in the wireless communication system by using the advantages of both error correction techniques which are forward error correction (FEC) and automatic rep...

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Main Authors: Mad Kaidi, H., Ahmad, N., Mohd. Izhar, M. A., Mohd. Sam, S., Fisal, N.
Format: Article
Language:English
Published: Penerbit UTM Press 2016
Subjects:
T Technology (General)
Online Access:http://eprints.utm.my/id/eprint/71676/1/HazilahMadKaidi2016_IrregularRepetitionCodeHybridARQ.pdf
http://eprints.utm.my/id/eprint/71676/
https://www.scopus.com/inward/record.uri?eid=2-s2.0-84973387088&doi=10.11113%2fjt.v78.8884&partnerID=40&md5=faf317a912d8a2da6caf0d17093bc20e
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spelling my.utm.716762017-11-22T12:07:36Z http://eprints.utm.my/id/eprint/71676/ Irregular repetition code hybrid ARQ in wireless system Mad Kaidi, H. Ahmad, N. Mohd. Izhar, M. A. Mohd. Sam, S. Fisal, N. T Technology (General) Error control consists of error detection and error correction in the communication system. The purpose of this research work is to reduce error in the wireless communication system by using the advantages of both error correction techniques which are forward error correction (FEC) and automatic repeat request (ARQ). Thus, error can be corrected without retransmission and also via retransmission(s) when needed. Combination of FEC and ARQ is known as Hybrid ARQ. In this paper, Hybrid ARQ system is designed using three components which are the irregular repetition code (IRC) as a simple code, bit-interleaved coded modulation with iterative decoding (BICM-ID) as a simple Turbo processing and ARQ. The HARQ system is enhanced by the extended mapping (EM) adopted in the mapping system. The performance of the systems is evaluated in the additive white Gaussian noise (AWGN). The results show the Hybrid ARQ with extended mapping (Hybrid ARQ-EM) outperforms Hybrid ARQ with standard mapping (Hybrid ARQ-SM). Hybrid ARQ-EM achieves low bit error rate BER (10-5) at low signal-to-noise ratio SNR which only 3.03dB close to the theoretical limit. The proposed system Hybrid ARQ-EM achieves 52 percent gain enhancement of SNR gap from the theoretical limit compared to Hybrid ARQ-SM. Hybrid ARQ-EM gives better performance although in worse channel condition. Penerbit UTM Press 2016 Article PeerReviewed application/pdf en http://eprints.utm.my/id/eprint/71676/1/HazilahMadKaidi2016_IrregularRepetitionCodeHybridARQ.pdf Mad Kaidi, H. and Ahmad, N. and Mohd. Izhar, M. A. and Mohd. Sam, S. and Fisal, N. (2016) Irregular repetition code hybrid ARQ in wireless system. Jurnal Teknologi, 78 (6-2). pp. 1-6. ISSN 0127-9696 https://www.scopus.com/inward/record.uri?eid=2-s2.0-84973387088&doi=10.11113%2fjt.v78.8884&partnerID=40&md5=faf317a912d8a2da6caf0d17093bc20e
institution Universiti Teknologi Malaysia
building UTM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Malaysia
content_source UTM Institutional Repository
url_provider http://eprints.utm.my/
language English
topic T Technology (General)
spellingShingle T Technology (General)
Mad Kaidi, H.
Ahmad, N.
Mohd. Izhar, M. A.
Mohd. Sam, S.
Fisal, N.
Irregular repetition code hybrid ARQ in wireless system
description Error control consists of error detection and error correction in the communication system. The purpose of this research work is to reduce error in the wireless communication system by using the advantages of both error correction techniques which are forward error correction (FEC) and automatic repeat request (ARQ). Thus, error can be corrected without retransmission and also via retransmission(s) when needed. Combination of FEC and ARQ is known as Hybrid ARQ. In this paper, Hybrid ARQ system is designed using three components which are the irregular repetition code (IRC) as a simple code, bit-interleaved coded modulation with iterative decoding (BICM-ID) as a simple Turbo processing and ARQ. The HARQ system is enhanced by the extended mapping (EM) adopted in the mapping system. The performance of the systems is evaluated in the additive white Gaussian noise (AWGN). The results show the Hybrid ARQ with extended mapping (Hybrid ARQ-EM) outperforms Hybrid ARQ with standard mapping (Hybrid ARQ-SM). Hybrid ARQ-EM achieves low bit error rate BER (10-5) at low signal-to-noise ratio SNR which only 3.03dB close to the theoretical limit. The proposed system Hybrid ARQ-EM achieves 52 percent gain enhancement of SNR gap from the theoretical limit compared to Hybrid ARQ-SM. Hybrid ARQ-EM gives better performance although in worse channel condition.
format Article
author Mad Kaidi, H.
Ahmad, N.
Mohd. Izhar, M. A.
Mohd. Sam, S.
Fisal, N.
author_facet Mad Kaidi, H.
Ahmad, N.
Mohd. Izhar, M. A.
Mohd. Sam, S.
Fisal, N.
author_sort Mad Kaidi, H.
title Irregular repetition code hybrid ARQ in wireless system
title_short Irregular repetition code hybrid ARQ in wireless system
title_full Irregular repetition code hybrid ARQ in wireless system
title_fullStr Irregular repetition code hybrid ARQ in wireless system
title_full_unstemmed Irregular repetition code hybrid ARQ in wireless system
title_sort irregular repetition code hybrid arq in wireless system
publisher Penerbit UTM Press
publishDate 2016
url http://eprints.utm.my/id/eprint/71676/1/HazilahMadKaidi2016_IrregularRepetitionCodeHybridARQ.pdf
http://eprints.utm.my/id/eprint/71676/
https://www.scopus.com/inward/record.uri?eid=2-s2.0-84973387088&doi=10.11113%2fjt.v78.8884&partnerID=40&md5=faf317a912d8a2da6caf0d17093bc20e
_version_ 1643656249537986560
score 13.222552

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