chapter 4: part i modulation schemes
TRANSCRIPT
![Page 1: Chapter 4: Part I Modulation Schemes](https://reader033.vdocument.in/reader033/viewer/2022041811/625457518a4d50477b332b34/html5/thumbnails/1.jpg)
Chapter 4: Part I
Modulation Schemes
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Line Codes
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NRZ and RZ pulse shapes
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NRZ and RZ spectrum : polar
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PSK and FSK
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PSK signal generation
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Optical Modulator
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Directly modulated laser
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Externally modulated laser
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Lithium Niobate crystal
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Mach-Zehnder Modulator
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ASK modulation
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Power transmission characteristics of MZM
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RZ-ASK
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PSK
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Field transmission characteristics of MZM