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Electronic equipment and method for enabling plural types of batteries to be selectively used

  • US 5,912,544 A
  • Filed: 08/06/1997
  • Issued: 06/15/1999
  • Est. Priority Date: 06/22/1995
  • Status: Expired due to Fees
First Claim
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1. An electronic equipment comprising:

  • a battery;

    a temperature sensor coupled with said battery, for measuring temperature of said battery;

    first detector for detecting the temperature of said battery on the basis of a signal from said temperature sensor;

    a memory unit for pre-storing a plurality of discharge characteristic data of said battery depending on temperature of said battery;

    output means for reading out one of said discharge characteristic data corresponding to said detected temperature of said battery from said memory unit;

    second detector for detecting a voltage level of said battery;

    calculating means for calculating data relating to a power consumption of said battery on the basis of both said detected voltage level of said battery and said read out discharge characteristic data;

    an indicator for indicating said calculated data relating to said power consumption of said battery; and

    control means for controlling said memory unit, said output means, said calculating means and said indicator.

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