Multilevel LDPC Codes Design for Multimedia Communication CDMA System

Multilevel LDPC Codes Design for Multimedia Communication CDMA System

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<p>We design multilevel coding (MLC) with a semi-bit interleaved coded modulation (BICM) scheme based on low density parity check (LDPC) codes. Different from the traditional designs, we joined the MLC and BICM together by using the Gray mapping, which is suitable to transmit the data over sev...

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Main Authors: Hou Jia, Yi Yu, Lee Moon Ho
Format: Article
Language:English
Published: SpringerOpen 2004-01-01
Series:EURASIP Journal on Wireless Communications and Networking
Subjects:
multilevel coding
BICM
LDPC
PID
Online Access:http://dx.doi.org/10.1155/S168714720440406X
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spelling doaj-06eb11ed45394a2c8a6b56a4b6011a9a2020-11-25T02:45:13ZengSpringerOpenEURASIP Journal on Wireless Communications and Networking1687-14721687-14992004-01-0120041141148Multilevel LDPC Codes Design for Multimedia Communication CDMA SystemHou JiaYi YuLee Moon Ho<p>We design multilevel coding (MLC) with a semi-bit interleaved coded modulation (BICM) scheme based on low density parity check (LDPC) codes. Different from the traditional designs, we joined the MLC and BICM together by using the Gray mapping, which is suitable to transmit the data over several equivalent channels with different code rates. To perform well at signal-to-noise ratio (SNR) to be very close to the capacity of the additive white Gaussian noise (AWGN) channel, random regular LDPC code and a simple semialgebra LDPC (SA-LDPC) code are discussed in MLC with parallel independent decoding (PID). The numerical results demonstrate that the proposed scheme could achieve both power and bandwidth efficiency.</p> http://dx.doi.org/10.1155/S168714720440406Xmultilevel codingBICMLDPCPID
collection DOAJ
language English
format Article
sources DOAJ
author Hou Jia
Yi Yu
Lee Moon Ho
spellingShingle Hou Jia
Yi Yu
Lee Moon Ho
Multilevel LDPC Codes Design for Multimedia Communication CDMA System
EURASIP Journal on Wireless Communications and Networking
multilevel coding
BICM
LDPC
PID
author_facet Hou Jia
Yi Yu
Lee Moon Ho
author_sort Hou Jia
title Multilevel LDPC Codes Design for Multimedia Communication CDMA System
title_short Multilevel LDPC Codes Design for Multimedia Communication CDMA System
title_full Multilevel LDPC Codes Design for Multimedia Communication CDMA System
title_fullStr Multilevel LDPC Codes Design for Multimedia Communication CDMA System
title_full_unstemmed Multilevel LDPC Codes Design for Multimedia Communication CDMA System
title_sort multilevel ldpc codes design for multimedia communication cdma system
publisher SpringerOpen
series EURASIP Journal on Wireless Communications and Networking
issn 1687-1472
1687-1499
publishDate 2004-01-01
description <p>We design multilevel coding (MLC) with a semi-bit interleaved coded modulation (BICM) scheme based on low density parity check (LDPC) codes. Different from the traditional designs, we joined the MLC and BICM together by using the Gray mapping, which is suitable to transmit the data over several equivalent channels with different code rates. To perform well at signal-to-noise ratio (SNR) to be very close to the capacity of the additive white Gaussian noise (AWGN) channel, random regular LDPC code and a simple semialgebra LDPC (SA-LDPC) code are discussed in MLC with parallel independent decoding (PID). The numerical results demonstrate that the proposed scheme could achieve both power and bandwidth efficiency.</p>
topic multilevel coding
BICM
LDPC
PID
url http://dx.doi.org/10.1155/S168714720440406X
work_keys_str_mv AT houjia multilevelldpccodesdesignformultimediacommunicationcdmasystem
AT yiyu multilevelldpccodesdesignformultimediacommunicationcdmasystem
AT leemoonho multilevelldpccodesdesignformultimediacommunicationcdmasystem
_version_ 1724763516377759744

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