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Induction type power supply system with synchronous rectification control for data transmission

  • US 9,075,587 B2
  • Filed: 07/03/2012
  • Issued: 07/07/2015
  • Est. Priority Date: 07/03/2012
  • Status: Active Grant
First Claim
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1. An induction type power supply system, comprising a supplying-end module and a receiving-end module, said supplying-end module comprising a supplying-end microprocessor having installed therein operation/control/anti-noise data processing software programs, a power driver unit, a signal processing circuit, a coil voltage detection circuit, a display unit, a power supplying unit, a supplying-end resonant capacitor and a supplying-end coil, said power driver unit, said signal processing circuit, said coil voltage detection circuit, said display unit and said power supplying unit being respectively electrically coupled to said supplying-end microprocessor, said supplying-end coil being electrically coupled with said supplying-end resonant capacitor and adapted for transmitting power supply and data signal wirelessly, said receiving-end module comprising a receiving-end coil for receiving power supply from said supplying-end coil and transmitting data signals to said supplying-end coil wirelessly, wherein:

  • said receiving-end module comprises a receiving-end microprocessor having installed therein an operation/control software programs, a voltage detection circuit, a rectifier and signal feedback circuit, a protection circuit breaker, a voltage stabilizer circuit, a DC-DC step-down converter, a receiving-end resonant capacitor and said receiving-end coil, said voltage detection circuit, said rectifier and signal feedback circuit, said protection circuit breaker, said voltage stabilizer circuit, said DC-DC step-down converter, said receiving-end resonant capacitor and said receiving-end coil being respectively electrically coupled with said receiving-end microprocessor, said rectifier and signal feedback circuit comprising a first resistor, a first MOSFET component, a first diode, a second resistor, a second MOSFET component, a second diode, a third resistor, a third MOSFET component, a fourth resistor, a fourth MOSFET component and a capacitor, said first diode and said second diode being electrically connected in parallel to said voltage detection circuit and then electrically connected to said third resistor and said third MOSFET component through said first resistor and said first MOSFET component, said third MOSFET component being electrically connected to said receiving-end microprocessor and then electrically connected to said fourth resistor and said fourth MOSFET component via said second resistor and said second MOSFET component, said fourth MOSFET component being electrically connected to said receiving-end microprocessor, said first diode and said second diode being electrically connected in parallel to said capacitor.

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