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Charging system for computer with docking station

  • US 6,005,368 A
  • Filed: 06/30/1998
  • Issued: 12/21/1999
  • Est. Priority Date: 06/30/1998
  • Status: Expired due to Term
First Claim
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1. A portable computer, comprising:

  • a portable computer unit, comprising;

    computing circuitry having a power node,a first battery having a terminal,a first docking connector portion including computing circuitry interface contacts operatively connected to the computing circuitry,a second docking connector portion including power supply contacts including at least one contact operatively connected to the power node of the computing circuitry and at least one contact operatively connected to the terminal of the first battery,a docking station, comprising;

    a second battery having a terminal,a third docking connector portion including computing circuitry interface contacts constructed and adapted to mate with the interface contacts of the first docking connector portion,a fourth docking connector portion including power supply interface contacts constructed and adapted to mate with the power supply contacts of the second docking connector portion,a charging circuit having a first output operatively connected to the first battery terminal, a second output operatively connected to the second battery terminal, and a third output operatively connected to the power node of the portable computer unit, and a power supply input connector constructed and adapted to mate with a connector of a power supply.

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