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Battery charging for a plurality of different cellular telephone

  • US 5,822,427 A
  • Filed: 04/04/1996
  • Issued: 10/13/1998
  • Est. Priority Date: 10/19/1991
  • Status: Expired due to Fees
First Claim
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1. An apparatus for providing information related to charging a battery in at least a first cellular telephone, comprising:

  • first means, separate from the first cellular telephone that has a first battery for powering the first cellular telephone, for providing battery charging requirement for the first battery of the first cellular telephone and in which said first battery charging requirements are different from second battery charging requirements of a second battery of a second cellular telephone, said first means including first memory means for storing information related to said first battery charging requirements that are used in charging the first battery of the first cellular telephone; and

    second means separate from but electrically connected to said first means in order to be responsive to said first means for using said information related to said first battery charging requirements obtained from said first memory means, said second means including a processor and in which said first memory means downloads to said processor said information related to said first battery charging requirements when power is turned on to said second means;

    wherein, when changing from said second means operating with the first cellular telephone to said second means operating with the second cellular telephone, said first means including said first memory means is replaced by another first means including a second memory means that stores said second battery charging requirements of the second battery of the second cellular telephone.

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