Design and evaluation of multidimensional turbo product coded MIMO-OFDM system

Multiple inputs multiple outputs (MIMO) realized through employing multiple antennas at both transmitter and receiver provides low bit error rate and high transmission rate as required by future digital wireless communication systems. Space time coding and spatial multiplexing are the two approaches...

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Main Author:	Muladi, Muladi
Format:	Thesis
Language:	English
Published:	2007
Subjects:	TK Electrical engineering Electronics Nuclear engineering
Online Access:	http://eprints.utm.my/id/eprint/2371/1/MuladiPFKE2007.pdf
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id	my-utm-ep.2371
record_format	uketd_dc
spelling	my-utm-ep.23712018-06-25T00:40:49Z Design and evaluation of multidimensional turbo product coded MIMO-OFDM system 2007-01 Muladi, Muladi TK Electrical engineering. Electronics Nuclear engineering Multiple inputs multiple outputs (MIMO) realized through employing multiple antennas at both transmitter and receiver provides low bit error rate and high transmission rate as required by future digital wireless communication systems. Space time coding and spatial multiplexing are the two approaches in exploiting MIMO channel. This project proposes a new multiple inputs multiple outputorthogonal frequency division multiplexing (MIMO-OFDM) system employing single parity check multidimensional turbo product codes (MDTPC) that will provide high bit rate transmission with low bit error rate over correlated frequency selective fading channels. The initial work is developing the dimensional-based reading order (DBRO) algorithm for generating the MDTPC codeword sequences. The MDTPC codeword sequence is then applied to MIMO-OFDM system that exploits space, time, and frequency diversity and provides full-rate transmission. The system provides diversity gain of 2.5 dB in signal to noise ratio (SNR) and coding gain of 3 dB. Spatial multiplexing space-time coded MDTPC-MIMO-OFDM system with antennas grouping (AG-SMST-SPC-MDTPC-MIMO-OFDM) is then developed to increase the transmission rate. The result shows that the system provides a high transmission rate of 8 bps/Hz at SNR of 10 dB using two groups of four transmit antennas. The final task is designing the accurate channel estimation for the AGSMST- MDTPC-MIMO-OFDM system employing pilot symbol assistance and least square estimation using mean-square error criterion. The channel estimator achieves mean-square error of 7x10-4 which is highly accurate. The proposed system provides high transmission bit rate of 120 Mbps with bit error rate of 10-5 at SNR of 18 dB for two groups of four transmit antennas. It can be implemented in wireless local area network (WLAN) and can also be deployed in any broadband wireless system. 2007-01 Thesis http://eprints.utm.my/id/eprint/2371/ http://eprints.utm.my/id/eprint/2371/1/MuladiPFKE2007.pdf application/pdf en public phd doctoral Universiti Teknologi Malaysia, Faculty of Electrical Engineering Faculty of Electrical Engineering
institution	Universiti Teknologi Malaysia
collection	UTM Institutional Repository
language	English
topic	TK Electrical engineering Electronics Nuclear engineering
spellingShingle	TK Electrical engineering Electronics Nuclear engineering Muladi, Muladi Design and evaluation of multidimensional turbo product coded MIMO-OFDM system
description	Multiple inputs multiple outputs (MIMO) realized through employing multiple antennas at both transmitter and receiver provides low bit error rate and high transmission rate as required by future digital wireless communication systems. Space time coding and spatial multiplexing are the two approaches in exploiting MIMO channel. This project proposes a new multiple inputs multiple outputorthogonal frequency division multiplexing (MIMO-OFDM) system employing single parity check multidimensional turbo product codes (MDTPC) that will provide high bit rate transmission with low bit error rate over correlated frequency selective fading channels. The initial work is developing the dimensional-based reading order (DBRO) algorithm for generating the MDTPC codeword sequences. The MDTPC codeword sequence is then applied to MIMO-OFDM system that exploits space, time, and frequency diversity and provides full-rate transmission. The system provides diversity gain of 2.5 dB in signal to noise ratio (SNR) and coding gain of 3 dB. Spatial multiplexing space-time coded MDTPC-MIMO-OFDM system with antennas grouping (AG-SMST-SPC-MDTPC-MIMO-OFDM) is then developed to increase the transmission rate. The result shows that the system provides a high transmission rate of 8 bps/Hz at SNR of 10 dB using two groups of four transmit antennas. The final task is designing the accurate channel estimation for the AGSMST- MDTPC-MIMO-OFDM system employing pilot symbol assistance and least square estimation using mean-square error criterion. The channel estimator achieves mean-square error of 7x10-4 which is highly accurate. The proposed system provides high transmission bit rate of 120 Mbps with bit error rate of 10-5 at SNR of 18 dB for two groups of four transmit antennas. It can be implemented in wireless local area network (WLAN) and can also be deployed in any broadband wireless system.
format	Thesis
qualification_name	Doctor of Philosophy (PhD.)
qualification_level	Doctorate
author	Muladi, Muladi
author_facet	Muladi, Muladi
author_sort	Muladi, Muladi
title	Design and evaluation of multidimensional turbo product coded MIMO-OFDM system
title_short	Design and evaluation of multidimensional turbo product coded MIMO-OFDM system
title_full	Design and evaluation of multidimensional turbo product coded MIMO-OFDM system
title_fullStr	Design and evaluation of multidimensional turbo product coded MIMO-OFDM system
title_full_unstemmed	Design and evaluation of multidimensional turbo product coded MIMO-OFDM system
title_sort	design and evaluation of multidimensional turbo product coded mimo-ofdm system
granting_institution	Universiti Teknologi Malaysia, Faculty of Electrical Engineering
granting_department	Faculty of Electrical Engineering
publishDate	2007
url	http://eprints.utm.my/id/eprint/2371/1/MuladiPFKE2007.pdf
_version_	1747814414674821120

Design and evaluation of multidimensional turbo product coded MIMO-OFDM system

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