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Detecting a battery within a battery charger

  • US 20070182366A1
  • Filed: 01/16/2007
  • Published: 08/09/2007
  • Est. Priority Date: 02/01/2006
  • Status: Abandoned Application
First Claim
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1. A method for detecting a battery within a charger, the method comprising:

  • A. charging a battery charging terminal limited to a battery regulation voltage that is initially set to a test mode value;

    B. generating a battery existence signal if a battery charging terminal voltage is not greater than a battery detection reference voltage at an end of a predetermined time period from a power-on of the charger; and

    C. charging the battery charging terminal limited to the battery regulation voltage set to a normal mode value if the battery existence signal is generated.

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