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Auxiliary power supply unit and portable electronic system

  • US 20020075397A1
  • Filed: 12/18/2001
  • Published: 06/20/2002
  • Est. Priority Date: 12/19/2000
  • Status: Active Grant
First Claim
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1. An auxiliary power supply unit which is mountable to a portable electronic device having a battery, comprising:

  • at least one capacitor; and

    an I/F connector which is connectable to an I/F connector of said portable electronic device, said I/F connector of the portable electronic device comprising power terminals connected to said battery;

    wherein said I/F connector of the auxiliary power supply unit includes power terminals connected to said at least one capacitor;

    wherein said at least one capacitor is connected in parallel to said battery when said auxiliary power supply unit is mounted to said portable electronic device via said power terminals of said I/F connectors.

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