mpsk on ofdm system program speaker: 沈遠博 1. outline 1.ofdm system theory. 2.mpsk system...
TRANSCRIPT
![Page 1: MPSK on OFDM system program Speaker: 沈遠博 1. OUTLINE 1.OFDM system theory. 2.MPSK system simulink. 3.OFDM system simulink. 4.Results comparison. 5.Conclusion](https://reader035.vdocuments.site/reader035/viewer/2022070411/56649f3e5503460f94c5ec02/html5/thumbnails/1.jpg)
MPSK on OFDM system program
Speaker:沈遠博
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![Page 2: MPSK on OFDM system program Speaker: 沈遠博 1. OUTLINE 1.OFDM system theory. 2.MPSK system simulink. 3.OFDM system simulink. 4.Results comparison. 5.Conclusion](https://reader035.vdocuments.site/reader035/viewer/2022070411/56649f3e5503460f94c5ec02/html5/thumbnails/2.jpg)
OUTLINE1.OFDM system theory.2.MPSK system simulink.3.OFDM system simulink.4.Results comparison.5.Conclusion.
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OFDM THEORY
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OFDM THEORY
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OFDM THEORY
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OFDM THEORY
Serial-to-Parallel
Converter
SignalMapper
IFFTParallel-to-Serial
Converter
GuardIntervalInsertion
Serial Data Input
x bits0d
1d
1nd
0s
1s
1ns
D/A &Low pass
Filter
Up-Converter
Down-Converter
A/D Guard
IntervalRemoval
Serial-to-Parallel
ConverterFFT
One-tapEqualizer
SignalDemapper
Parallel-to-Serial
Converter
Serial Data
Output
0dx bits
1d
1ˆ
nd
0s1s
1ˆ ns
Channel
)(ts
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![Page 7: MPSK on OFDM system program Speaker: 沈遠博 1. OUTLINE 1.OFDM system theory. 2.MPSK system simulink. 3.OFDM system simulink. 4.Results comparison. 5.Conclusion](https://reader035.vdocuments.site/reader035/viewer/2022070411/56649f3e5503460f94c5ec02/html5/thumbnails/7.jpg)
Serial-to-Parallel
Converter
SignalMapper
IFFTParallel-to-Serial
Converter
GuardIntervalInsertion
Serial Data Input
x bits0d
1d
1nd
0s
1s
1ns
D/A &Low pass
Filter
Up-Converter
Down-Converter
A/D Guard
IntervalRemoval
Serial-to-Parallel
ConverterFFT
One-tapEqualizer
SignalDemapper
Parallel-to-Serial
Converter
Serial Data
Output
0dx bits
1d
1ˆ
nd
0s1s
1ˆ ns
Channel
)(ts
MPSK
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![Page 8: MPSK on OFDM system program Speaker: 沈遠博 1. OUTLINE 1.OFDM system theory. 2.MPSK system simulink. 3.OFDM system simulink. 4.Results comparison. 5.Conclusion](https://reader035.vdocuments.site/reader035/viewer/2022070411/56649f3e5503460f94c5ec02/html5/thumbnails/8.jpg)
M-ARY PHASE SHIFT KEYING(M-PSK)
M-PSK signal can be represented by this
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M-ARY PHASE SHIFT KEYING(MPSK)
M-PSK 星座圖 9
![Page 10: MPSK on OFDM system program Speaker: 沈遠博 1. OUTLINE 1.OFDM system theory. 2.MPSK system simulink. 3.OFDM system simulink. 4.Results comparison. 5.Conclusion](https://reader035.vdocuments.site/reader035/viewer/2022070411/56649f3e5503460f94c5ec02/html5/thumbnails/10.jpg)
QPSK
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8PSK
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![Page 12: MPSK on OFDM system program Speaker: 沈遠博 1. OUTLINE 1.OFDM system theory. 2.MPSK system simulink. 3.OFDM system simulink. 4.Results comparison. 5.Conclusion](https://reader035.vdocuments.site/reader035/viewer/2022070411/56649f3e5503460f94c5ec02/html5/thumbnails/12.jpg)
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8PSK
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![Page 14: MPSK on OFDM system program Speaker: 沈遠博 1. OUTLINE 1.OFDM system theory. 2.MPSK system simulink. 3.OFDM system simulink. 4.Results comparison. 5.Conclusion](https://reader035.vdocuments.site/reader035/viewer/2022070411/56649f3e5503460f94c5ec02/html5/thumbnails/14.jpg)
QPSK
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CONCLUSION
1. The next generation communication system will join OFDM to their system.
2. I’ve made an MPSK simulink program in the OFDM program.
3. If the noise is added we can use some skill to reduce them.
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