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Battery charge controlled as function of operating mode

  • US 6,225,783 B1
  • Filed: 04/22/1999
  • Issued: 05/01/2001
  • Est. Priority Date: 04/05/1996
  • Status: Expired due to Term
First Claim
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1. A battery pack comprising:

  • at least one battery cell;

    detection means electrically connected to said battery cell for detecting a charging or discharging current of said battery cell; and

    a control circuit electrically connected to said detection means for determining whether an operating mode of said battery cell is a normal operating mode or a power consumption mode in response to the charging or discharging current, wherein said detection means changes a detection gain in accordance with said normal operating mode and said power consumption mode.

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