Simulations of Optical PAM-M Transmitters

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Simulation of an Optical PAM-M (M = 2,4,8,16, ….) Transmitter consisting of an Optical MZ Nonlinear

 

PAM-M Modulator Driven by Unequal Voltage Amplitude Levels

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Selected Simulated Results for Optical PAM – 4 Transmitter

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fig-1_block-diagram-of-optical-pam-m-transmitter

 

Block Diagram of Optical PAM – M Transmitter

 

 

Fig.2_Time Diagram

 

Time Diagram of Optical PAM – 4 Transmitter

 

 

Fig.3_Eye Diagranm BEFORE and AFTER Bandlimiting Filter

 

Eye Diagram BEFORE and AFTER Bandlimiting Filter of Optical PAM – 4 Transmitter

 

 

Fig.4_Spectrum BEFORE and After Bandlimiting Filter

 

Spectrum BEFORE and After Bandlimiting Filter of Optical PAM – 4 Transmitter

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