Method and apparatus for determining battery type and modifying operating characteristics
First Claim
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1. A battery type detector for determining which type of battery is coupled to a battery powered equipment disposed within a housing and for modifying the battery powered equipment when the battery powered equipment is in a powered on state, comprising:
- means for producing a predetermined one of a plurality of sense levels corresponding to a battery type, said means for producing said predetermined one of a plurality of sense levels comprises,means for generating a regulated voltage,a first resistive element disposed within the housing of the battery powered equipment, anda second resistive element having a resistance selected in accordance with said battery type and disposed within a housing of the battery, said battery housing having positive, negative, and sense terminals disposed thereon, and said first resistive element coupled between said means for generating a regulated voltage and said sense terminal and said second resistive element coupled between said sense terminal and said negative terminal;
means, disposed in the housing, for detecting said one of a plurality of sense levels; and
means, responsive to said means for detecting, for enabling a predetermined operating parameter of the battery powered equipment corresponding to said battery type.
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Abstract
A battery type detector for battery-using and battery-charging equipment is disclosed. Operational characteristics of the using and charging equipment are modified in accordance with the battery type detected.
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Citations
10 Claims
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1. A battery type detector for determining which type of battery is coupled to a battery powered equipment disposed within a housing and for modifying the battery powered equipment when the battery powered equipment is in a powered on state, comprising:
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means for producing a predetermined one of a plurality of sense levels corresponding to a battery type, said means for producing said predetermined one of a plurality of sense levels comprises, means for generating a regulated voltage, a first resistive element disposed within the housing of the battery powered equipment, and a second resistive element having a resistance selected in accordance with said battery type and disposed within a housing of the battery, said battery housing having positive, negative, and sense terminals disposed thereon, and said first resistive element coupled between said means for generating a regulated voltage and said sense terminal and said second resistive element coupled between said sense terminal and said negative terminal; means, disposed in the housing, for detecting said one of a plurality of sense levels; and means, responsive to said means for detecting, for enabling a predetermined operating parameter of the battery powered equipment corresponding to said battery type. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A battery type detector and radio transceiver adjustment apparatus which determines the type of battery coupled to a battery powered radio transceiver disposed in a housing, the transmitter of the radio transceiver having adjustable output power, the apparatus comprising:
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means for producing a predetermined one of a plurality of electronic sense levels corresponding to a battery type, said means for producing a predetermined one of a plurality of electronic sense levels further comprises; means for generating a regulated voltage, a first resistive device disposed within the housing of the battery powered radio transceiver, and a second resistive device having a resistance selected in accordance with said battery type and disposed within the housing of the battery, said battery housing having positive, negative, and sense terminals disposed thereon, and said first resistive device coupled between said means for generating regulated voltage and said sense terminal and said second resistive device coupled between said sense terminal and said negative terminal; means for detecting said one of said plurality of electronic sense levels; and means, responsive to said means for detecting, for selecting a predetermined radio transmitter output power level versus battery terminal voltage characteristic corresponding to said battery type.
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9. A battery type detector for determining which type of battery is coupled to a battery powered equipment disposed within a housing and for modifying the battery powered equipment when the battery powered equipment is in a powered on state, comprising:
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means for producing a predetermined one of a plurality of sense levels corresponding to a battery type; means, disposed in the housing, for detecting said one of a plurality of sense levels; means, responsive to said means for detecting, for selecting a battery load change hysteresis constant for the battery powered equipment; and means, responsive to said means for detecting, for selecting a voltage step characteristic for the battery powered equipment, such that said selected battery load change hysteresis constant and said voltage step characteristic are a proper choice for said battery type.
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10. A battery type detector for determining which type of battery is coupled to a battery powered equipment disposed within a housing and for modifying the battery powered equipment when the battery powered equipment is in a powered on state, comprising:
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means for producing a predetermined one of a plurality of sense levels corresponding to a battery type; means, disposed in the housing, for detecting said one of a plurality of sense levels; and means, responsive to said means for detecting, for activating a manual test mode, such that a user may perform tests upon the battery operated equipment manually.
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Specification