“... is presented as a key electrical device. Charge pump circuit has been shown to be a critical DC-DC converter...”
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“... harvester interface circuit. This circuit can apply to the receiver of wireless power transmitter system...”
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“... operating frequency of an ultrasonic transducer is proposed. The ultrasonic transducer converts electrical...”
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“... used for low power electrical appliances, for its features of the simple circuit topology, low cost...”
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“.... However, batteries must be charged by chargers to maintain its electrical energy. Because solar energy...”
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“... dispersed generation unit. The rated output power is 4kW, which satisfies general residential electricity...”
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“... circuit is typically done with the assistance of expensive opto-coupler and TL431, to preserve electrical...”
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