SAWTRON Technology

Slant SPUDT

Spec Check up and
Basic Setting

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

Initial Weighting
Calculation

Digital Filter Synthesis and Withdrawal Weighting

Sub Channel
Optimization

Single Channel Weighting Optimization (Quartz only)

Aperture
Optimization

Aperature Weighting Control for Flat Passband and Matching Compensation

Total Response
Optimization

Digital Optimization of Input/Output Weighting in Frequency Domain

Gap
Optimization

Gap Weighting Control for Better Phase Linearity

Mask
Generation

SPUDT Type Selection, Slant/Quasi Slant Drawing
DXF, GSD Format

General Information of Single Track RSPUDT
1. Extremely Wideband, Low loss, Good Shape Factor Filter
2. Wafer : LiNbO3, LiTaO3
3. Fractional Bandwidth : - 50 %
4. Weithing
1) input : Single Phase Unidirectional Transducer
2) output : Single Phase Unidirectional Trnacducer