ARRANGEMENT AND METHOD FOR RECHARGING A RECHARGEABLE BACKUP BATTERY
First Claim
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1. An arrangement for recharging a rechargeable backup battery of a telematics unit associated with a vehicle, the arrangement comprising:
- an electrical device electrically coupled with the rechargeable backup battery, the electrical device configured to convert light energy into electricity; and
a charge controller configured to direct an electric current flowing from the electrical device into the rechargeable backup battery to recharge the rechargeable backup battery when the vehicle is in an off state.
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Abstract
An arrangement for recharging a rechargeable backup battery of a telematics unit associated with a vehicle is disclosed herein. The arrangement includes, but is not limited to, an electrical device electrically coupled with the rechargeable backup battery. The electrical device is configured to convert light energy into electricity. The arrangement further includes a charge controller that is configured to direct an electric current from the electrical device into the rechargeable backup battery to recharge the rechargeable backup battery when the vehicle is in an off state.
9 Citations
20 Claims
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1. An arrangement for recharging a rechargeable backup battery of a telematics unit associated with a vehicle, the arrangement comprising:
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an electrical device electrically coupled with the rechargeable backup battery, the electrical device configured to convert light energy into electricity; and a charge controller configured to direct an electric current flowing from the electrical device into the rechargeable backup battery to recharge the rechargeable backup battery when the vehicle is in an off state. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A telematics unit for use with a vehicle, the telematics unit comprising:
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a housing; a rechargeable backup battery disposed within the housing; a primary charge controller disposed within the housing and configured to direct a first electric current from a primary electric power source into the rechargeable backup battery when the vehicle is in an on state; an electrical device associated with the housing, the electrical device electrically coupled with the rechargeable backup battery and configured to convert light energy into electricity; and a secondary charge controller configured to direct a second electric current from the electrical device into the rechargeable backup battery to recharge the rechargeable backup battery when the vehicle is in an off state. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. A method of recharging a rechargeable backup battery of a telematics unit of a vehicle, the method comprising:
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detecting, with a charging controller, that the vehicle is in an off state; and directing, with the charging controller, an electric current from an electrical device configured to convert light energy into electrical energy to the rechargeable backup battery when the charging controller detects that the vehicle is in the off state. - View Dependent Claims (18, 19, 20)
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Specification