INTEGRATED, SELF-POWERED BATTERY MONITORING DEVICE AND SYSTEM
First Claim
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1. An integrated battery monitoring device, comprising:
- a pair of input leads for coupling across the terminals of a battery cell to be monitored;
a sensor for sensing a desired battery cell parameter;
a self-contained power supply having the voltage across said battery cell terminals as an input thereto, said self-contained power supply configured for providing power to said sensor; and
a pair of output leads for communicating data generated by said sensor.
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Abstract
An integrated battery monitoring device includes a pair of input leads for coupling across the terminals of a battery cell to be monitored and a sensor for sensing a desired battery cell parameter. A self-contained power supply has the voltage across the battery cell terminals as an input thereto, the self-contained power supply being configured for providing power to the sensor. A pair of output leads communicates data generated by the sensor.
93 Citations
24 Claims
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1. An integrated battery monitoring device, comprising:
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a pair of input leads for coupling across the terminals of a battery cell to be monitored;
a sensor for sensing a desired battery cell parameter;
a self-contained power supply having the voltage across said battery cell terminals as an input thereto, said self-contained power supply configured for providing power to said sensor; and
a pair of output leads for communicating data generated by said sensor. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A battery monitoring system, comprising:
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a central controller;
a plurality of integrated battery monitoring devices, each of said integrated battery monitoring devices having a pair of input leads coupled across the terminals of a corresponding battery cell included within a battery string; and
a communication bus between said central controller and said plurality of integrated battery monitoring devices;
wherein each of said integrated battery monitoring devices includes a sensor for sensing a desired battery cell parameter, and a self-contained power supply therein having the voltage across said battery cell terminals as an input thereto, said self-contained power supply configured for providing power to said sensor. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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Specification