開放式課程>>工程學群>>光電工程導論>>第12講 Optical Modulators

第12講 Optical Modulators

 

L12_A
         Photo-elasticity: strain-induced birefringence
         Strain-Induced birefrimgence in diamond
         Pockels' effect: electrically-induced birefringence

 
L12_B
         Pockels' effect: electro-optic constants
         Benefits of transverse Pockels cell
         How can modulator be used?
 
L12_C
         Pockels cell
         The Q-Switch
         Most common material: LiNbO3
 
L12_D
         Pockels cell
         The Q-Switch
         Most common material: LiNbO3
 
 
L12_E
         Kerr effect
         Kerr effect: nonlinear EO effect
         Kerr effect: still transverse modulator better
         Integrated modulators
         Optical phase modulator
         Experimental phase modulation
         Michelson vs. Mach-Zehnder interferometers (MZI)
 
L12_F
         Integrated MZI
         Optical intensity modulator
         Mathematical derivation of MZI output
 
 
L12_G
         Mathematical derivation of MZI output
 
L12_H
         Coupled waveguide modulators
         Directional coupler
         Acousto-optical modulators
         AO effect 
         Nonlinear optics
         Second-harmonic generation

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