1.
IEEE Trans Ultrason Ferroelectr Freq Control
; 53(2): 497-501, 2006 Feb.
Artigo
em Inglês
| MEDLINE
| ID: mdl-16529126
RESUMO
The effect of critical dimension (CD) variation and metallization ratio on the efficiency of energy conversion of a surface acoustic wave (SAW) correlator is examined. We find that a 10% variation in the width of finger electrodes predicts only a 1% decrease in the efficiency of energy conversion. Furthermore, our model predicts that a metallization ratio of 0.74 represents an optimum value for energy extraction from the SAW by the interdigitated transducer (IDT).