Piezoelectric vibrator, oscillator, electronic device and radio timepiece
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United States of America Patent
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Feb 18, 2014
Grant Date -
Sep 6, 2012
app pub date -
Feb 16, 2012
filing date -
Mar 1, 2011
priority date (Note) -
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Abstract
A piezoelectric vibrator, an oscillator, an electronic device and a ratio timepiece are provided which are capable of increasing a capacitance C0 while achieving miniaturization and cost reduction. The piezoelectric vibrator includes a base substrate, a lid substrate, a piezoelectric vibrating reed on which an excitation electrode is formed, and external electrodes. An electrode pattern for capacitance adjustment, which extends along a routing electrode, is provided extending from a routing electrode.
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