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Charging apparatus with status indication

  • US 9,963,041 B2
  • Filed: 06/17/2016
  • Issued: 05/08/2018
  • Est. Priority Date: 06/17/2016
  • Status: Active Grant
First Claim
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1. A charging apparatus with status indication for charging an electric vehicle, said charging apparatus comprising:

  • a power supply device comprising a processing module, an indicator control unit and a signal modulation unit, said indicator control unit being electrically connected to said processing module and said signal modulation unit, said power supply device being configured to store electric power and supply electric power to said electric vehicle; and

    a coupler being electrically connected to said power supply device through a power cable, said coupler comprising a signal demodulation unit and an indicator unit, said indicator unit being electrically connected to said signal demodulation unit, said coupler being detachably electrically connected to said electric vehicle;

    wherein said processing module instructs said indicator control unit to output a status control signal to said signal modulation unit according to a connection status of said coupler and said electrical vehicle, said signal modulation unit modulates said status control signal and transmits said status control signal as a modulated status control signal through said power cable to said signal demodulation unit, said signal demodulation unit demodulates said modulated status control signal into said status control signal and outputs said status control signal to said indicator unit, and said indicator unit generates a status signal according to said status control signal.

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