Intelligent battery system

  • US 4,965,738 A
  • Filed: 05/03/1988
  • Issued: 10/23/1990
  • Est. Priority Date: 05/03/1988
  • Status: Expired due to Fees
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First Claim
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1. A battery system comprising a battery pack, said battery pack including:

  • a plurality of battery cells;

    positive and negative terminals serially coupled to said battery cells, said positive terminal delivering output current to a load and receiving input current in the direction of charging current;

    sensing means for sensing current and data pulses flowing through said battery cells and said positive and negative terminals;

    an output port outputting data from said battery pack;

    memory means for storing battery parameter data; and

    electronic means, coupled to the sensing means and said memory means, for transmitting said battery parameter data to said output port in response to said sensing means sensing said current input through said positive terminal in the direction of charging current.

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