Patent ID: 6914365

Claim:
A piezoelectric transformation driving apparatus, comprising: a control unit to receive a low voltage input and transmit a synchronous control signal; a ceramic transformer level driving unit receiving the control signal from the control unit and processing to output a first driving signal, the ceramic transformer level driving circuit including: a waveform transformation unit to receive phase signals generated by the control unit having a first phase transducer and a second phase transducer to provide waveform phase transformation of the phase signals, and a medium voltage driving circuit comprising a floating level unit and a driving unit to receive medium voltage input, the driving unit comprising two N-MOSFET, actuation of the first N-MOSFET being controlled by a transformed first phase signal, and actuation of the second N-MOSFET being controlled by a transformed second phase signal, the first and the second the N-MOSFET being actuated at different time to allow the floating level unit to output a voltage floating level; a transformation unit connected to the ceramic transformer level driving unit and driven by the first driving signal input from the ceramic transformer level driving unit to transform to become a second driving signal to be outputted; a plurality of piezoelectric units connected to the transformation unit and driven by the second driving signal to transform through various polarization and polarity arrangements to become third driving signals of varying phases; and a plurality of loads connected to the piezoelectric units and driven by the third driving signals input from the piezoelectric units; wherein the transformation unit synchronously drives the piezoelectric units and the loads, and the ceramic transformer level driving circuit drives the transformation unit, the piezoelectric units and the loads to control a medium voltage system through a low voltage level.