Surface acoustic wave device with inductor means for correcting impedance imbalance between input and output electrodes
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United States of America Patent
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Jun 10, 2003
Grant Date -
Sep 27, 2001
app pub date -
Mar 19, 2001
filing date -
Mar 21, 2000
priority date (Note) -
Expired
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Abstract
A SAW filter includes input and output IDTs and a pattern inductor connected in parallel with the output IDT. The pattern inductor is constructed of a metallic thin film pattern of meander type with a self-inductance amount of 20 nH for example.
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