INTEGRATED STRUCTURE OF CRYSTAL RESONATOR AND CONTROL CIRCUIT AND INTEGRATION METHOD THEREFOR
An integrated structure of crystal resonator and control circuit and an integration method therefor. The crystal resonator is formed by first forming the lower cavity (120) in the device wafer (100) containing the control circuit (110), forming the piezoelectric vibrator (200) on the device wafer (1...
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Format: | Patent |
Sprache: | eng |
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