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Multi-Strip Coupler

Spec Check up and
Basic Setting

Frequency, Metal thickness, Die Dimensions, Wafer, Attenuation Point, Group Delay and Ripple Calculation Points

Digital Filter
Synthesys

Ramez Algorithm, Least Square Algorithm

Roots
Calculation

No limit on number of roots

Roots
Separation

Minimum phase, linear-linear, zero add up, Roots exchanges, Input and Output Weigting Separation

Optimization of Output Min. Tap Controlled Apodization

Diffraction immunity Using Limited Minimum tap,
Analog Optimization

Optimization of input Min.
Tab Controlled Apodization

Output & Multi-strip coupler Compensation Diffraction Immunity, Analog Optimization

Mask
Generation

DXF, GSD Format

General Information of Multi-Strip Coupler
1. High Loss and Very Good Shape Factor Filter
2. Wafer : LiNbO3
3. Fractional Bandwidth : 5 ~ 30%
4. Weighting :
    1) Input : Minimum tap controlled Apodization
    2) Output : Minimum tap controlled Apodization



 
     
 
 
 

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