Materals PiezoMaterials Quartz LiNbo3 LiTaO3 LGS The Properties SAW related 1. Mechanical-Electronic Coupling Coefficient 2. Temperature Related Factor (TCF 3. Dielectric Factor 4 Phase Velocity 5. Yang's Model 6. Density 7. Insertion Loss 8, Elastic Coefficient Different materials. Different Cut Orientation has different 2y properties, SO Optimum, Compromise Design be NeededMaterials Piezo-Materials: Quartz LiNbO3 LiTaO3 LGS The Properties SAW related: 1. Mechanical-Electronic Coupling Coefficient. 2. Temperature Related Factor ( TCF ) 3. Dielectric Factor 4. Phase Velocity 5. Yang’s Model 6. Density 7. Insertion Loss 8. Elastic Coefficient Different Materials, Different Cut Orientation has different properties, so Optimum,Compromise Design be Needed