LED LIGHT WITH THERMOELECTRIC GENERATOR
First Claim
Patent Images
1. An LED based light comprising:
- at least one LED; and
at least one thermoelectric generator having a first side and a second side, wherein the first side is thermally coupled to the at least one LED such that heat generated by the at least one LED is conducted to the at least one thermoelectric generator, producing a temperature differential between the first side and second side, wherein the at least one thermoelectric generator is configured to produce electrical energy from the temperature differential.
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Abstract
An LED based light and a method of providing power to the LED are disclosed. The LED based light includes at least one LED and at least one thermoelectric generator having a first side and a second side. The first side is thermally coupled to the at least one LED such that heat generated by the at least one LED is conducted to the at least one thermoelectric generator, producing a temperature differential between the first side and second side. The at least one thermoelectric generator is configured to produce electrical energy from the temperature differential.
118 Citations
22 Claims
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1. An LED based light comprising:
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at least one LED; and at least one thermoelectric generator having a first side and a second side, wherein the first side is thermally coupled to the at least one LED such that heat generated by the at least one LED is conducted to the at least one thermoelectric generator, producing a temperature differential between the first side and second side, wherein the at least one thermoelectric generator is configured to produce electrical energy from the temperature differential. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. An LED based light for use in a conventional lighting fixture comprising:
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a circuit board; at least one LED mounted on the circuit board and configured to receive electrical energy from a power source; at least one thermoelectric generator configured to generate an electrical energy in response to heat received from the at least one LED; and a power converter circuit connected to the power source and configured to electrically connect the least one thermoelectric generator to the least one LED and to power the at least one LED with the electrical energy provided by the at least one thermoelectric generator. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18, 19)
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20. A method of providing power to an LED in an LED based light comprising:
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supplying power provided by a power source to at least one LED; converting heat generated by the at least one LED to electrical energy with at least one thermoelectric generator in thermally conductive relation with the at least one LED; electrically connecting the at least one thermoelectric generator to the least one LED; and supplying the electrical energy to the at least one LED from the electrically connected at least one thermoelectric generator to supplement the power supplied by the power source. - View Dependent Claims (21, 22)
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Specification