The Performance of Turbo Coded Orthogonal Frequency Division Multiplexing System over Flat Rayleigh Fading Channel
This work investigates the effectiveness of Turbo Codes and Orthogonal Frequency Division Multiplexing (OFDM) system, for communication over the flat Rayleigh fading additive white Gaussian noise (AWGN) channel. The Fast Fourier Transform (FFT) is used in the transmitter and receiver to satisfy th...
| Main Authors: | , , , |
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| Format: | Article |
| Language: | Arabic |
| Published: |
Mustansiriyah University/College of Engineering
2009-03-01
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| Series: | Journal of Engineering and Sustainable Development |
| Subjects: | |
| Online Access: | https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1535 |
| _version_ | 1811232898954559488 |
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| author | Khamis A. Zidan Raghad Z. Al-Macdici Fadel S. Hassen Noor Al-Mahdaoy |
| author_facet | Khamis A. Zidan Raghad Z. Al-Macdici Fadel S. Hassen Noor Al-Mahdaoy |
| author_sort | Khamis A. Zidan |
| collection | DOAJ |
| description |
This work investigates the effectiveness of Turbo Codes and Orthogonal Frequency Division Multiplexing (OFDM) system, for communication over the flat Rayleigh fading additive white Gaussian noise (AWGN) channel. The Fast Fourier Transform (FFT) is used in the transmitter and receiver to satisfy the orthogonality between sub-carriers and reduce the implementation complexity. The system performance is investigated for various Doppler frequencies for channel. To reduce the interference at receiver, a guard time with cyclic extension is used. The simulation results show that the turbo code orthogonal frequency division multiplexing (TCOFDM) system achieves large coding gain with lower BER and reduced decoding iterations, where the Turbo code improves the performance of OFDM system by a factor of 5-8 dB, therefore offering higher data rate in wireless mobile communications.
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| first_indexed | 2024-04-12T11:11:13Z |
| format | Article |
| id | doaj.art-57bdede134bf493d8427610ac36f0567 |
| institution | Directory Open Access Journal |
| issn | 2520-0917 2520-0925 |
| language | Arabic |
| last_indexed | 2024-04-12T11:11:13Z |
| publishDate | 2009-03-01 |
| publisher | Mustansiriyah University/College of Engineering |
| record_format | Article |
| series | Journal of Engineering and Sustainable Development |
| spelling | doaj.art-57bdede134bf493d8427610ac36f05672022-12-22T03:35:36ZaraMustansiriyah University/College of EngineeringJournal of Engineering and Sustainable Development2520-09172520-09252009-03-01131The Performance of Turbo Coded Orthogonal Frequency Division Multiplexing System over Flat Rayleigh Fading ChannelKhamis A. Zidan0Raghad Z. Al-Macdici1Fadel S. Hassen2Noor Al-Mahdaoy3Computer & Software Engineering Department, Al-Mustansiriyah University, Baghdad, IraqComputer & Software Engineering Department, Al-Mustansiriyah University, Baghdad, IraqElectrical Engineering Department, Al-Mustansiriyah University, Baghdad, IraqElectrical Engineering Dept., College of Eng. Al-Nahrain University, Baghdad, Iraq This work investigates the effectiveness of Turbo Codes and Orthogonal Frequency Division Multiplexing (OFDM) system, for communication over the flat Rayleigh fading additive white Gaussian noise (AWGN) channel. The Fast Fourier Transform (FFT) is used in the transmitter and receiver to satisfy the orthogonality between sub-carriers and reduce the implementation complexity. The system performance is investigated for various Doppler frequencies for channel. To reduce the interference at receiver, a guard time with cyclic extension is used. The simulation results show that the turbo code orthogonal frequency division multiplexing (TCOFDM) system achieves large coding gain with lower BER and reduced decoding iterations, where the Turbo code improves the performance of OFDM system by a factor of 5-8 dB, therefore offering higher data rate in wireless mobile communications. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1535. |
| spellingShingle | Khamis A. Zidan Raghad Z. Al-Macdici Fadel S. Hassen Noor Al-Mahdaoy The Performance of Turbo Coded Orthogonal Frequency Division Multiplexing System over Flat Rayleigh Fading Channel Journal of Engineering and Sustainable Development . |
| title | The Performance of Turbo Coded Orthogonal Frequency Division Multiplexing System over Flat Rayleigh Fading Channel |
| title_full | The Performance of Turbo Coded Orthogonal Frequency Division Multiplexing System over Flat Rayleigh Fading Channel |
| title_fullStr | The Performance of Turbo Coded Orthogonal Frequency Division Multiplexing System over Flat Rayleigh Fading Channel |
| title_full_unstemmed | The Performance of Turbo Coded Orthogonal Frequency Division Multiplexing System over Flat Rayleigh Fading Channel |
| title_short | The Performance of Turbo Coded Orthogonal Frequency Division Multiplexing System over Flat Rayleigh Fading Channel |
| title_sort | performance of turbo coded orthogonal frequency division multiplexing system over flat rayleigh fading channel |
| topic | . |
| url | https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1535 |
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