Battery monitor and cycle status indicator

  • US 5,895,440 A
  • Filed: 12/23/1996
  • Issued: 04/20/1999
  • Est. Priority Date: 12/23/1996
  • Status: Expired due to Term
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First Claim
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1. A battery monitor for monitoring a battery to determine battery state-of-charge and battery history, comprising:

  • means for sensing battery voltage level and providing a signal representative of the sensed voltage level; and

    means for processing the signal representative of the sensed voltage level and stored battery voltage values to determine battery history as a function of changes in the sensed battery voltage level compared to stored battery voltage values.

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