DC-DC BOOST CONVERTER
First Claim
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1. A DC/DC converter comprising:
- an input for receiving a first voltage at a first level, the first voltage being negative;
a transformer coupled to the input to convert the first voltage to a second voltage at a second level, the second level being higher than the first level, and wherein the second voltage is positive; and
an output connected to the transformer to output the second voltage.
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Abstract
A DC-DC boost converter and apparatus including the same are disclosed. In one embodiment, the DC-DC converter comprises an input for receiving a first voltage at a first level, where the first voltage is negative; a transformer coupled to the input to convert the first voltage to a second voltage at a second level, where the second level is higher than the first level and the second voltage is positive; and an output connected to the transformer to output the second voltage.
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Citations
20 Claims
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1. A DC/DC converter comprising:
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an input for receiving a first voltage at a first level, the first voltage being negative; a transformer coupled to the input to convert the first voltage to a second voltage at a second level, the second level being higher than the first level, and wherein the second voltage is positive; and an output connected to the transformer to output the second voltage. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A device comprising:
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an antenna; a load; and an energy harvester coupled to the antenna and the load, wherein the energy harvester comprises an RF rectifier to output a first voltage determined by rectified RF energy in response to received RF energy; a DC/DC converter coupled to the RF rectifier to convert the first voltage to a second voltage, wherein the DC/DC converter comprises an input for receiving a first voltage at a first level, the first voltage being negative; a transformer coupled to the input to convert the first voltage to the second voltage at a second level, the second level being higher than the first level, and wherein the second voltage is positive; and an output connected to the transformer to output the second voltage; an energy storage reservoir coupled to the output of the DC/DC converter to store energy at the second voltage. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18)
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19. A sensor device comprising:
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an antenna; an RF communication unit; a sensor; a controller; and an ambient RF energy harvester coupled to the antenna, the RF communication unit, the sensor and the controller to harvest ambient RF power to run the RF communication unit, the sensor and the controller, wherein the RF energy harvester includes a DC/DC converter having an input for receiving a first voltage at a first level, the first voltage being negative, a transformer coupled to the input to convert the first voltage to a second voltage at a second level, the second level being higher than the first level, and wherein the second voltage is positive, and an output connected to the transformer to output the second voltage. - View Dependent Claims (20)
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Specification