Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 15, 2008
Patent Application Number
11065363
Date Filed
February 25, 2005
Patent Primary Examiner
Patent abstract
A surface acoustic wave device includes a surface acoustic wave resonator. The surface acoustic wave resonator includes comb-like electrodes and reflection electrodes provided on both sides of the comb-like electrodes, and each of the reflection electrodes has at least two different pitches. It is thus possible to suppress the ripple components.
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