Wireless power transmission apparatus and wireless power transmission method thereof

A wireless power transmission apparatus for wirelessly transmitting power to a wireless power reception apparatus is provided. The wireless power transmission apparatus includes a power transmitting circuit including a coil and at least one processor to control to transmit, via the power transmittin...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Byun, Kangho, Jung, Jihoon, Kim, Kiyoung, Park, Jaehyun, Jang, Paul
Format:	Patent
Sprache:	eng
Schlagworte:	APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONTROL OR REGULATION THEREOF CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES PHYSICS SYSTEMS FOR STORING ELECTRIC ENERGY TESTING
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Beschreibung
Zusammenfassung:	A wireless power transmission apparatus for wirelessly transmitting power to a wireless power reception apparatus is provided. The wireless power transmission apparatus includes a power transmitting circuit including a coil and at least one processor to control to transmit, via the power transmitting circuit, a pilot power with changing a frequency of the pilot power within a predetermined frequency range, obtain a magnitude of power wirelessly transmitted to a wireless power reception apparatus based on the transmitted pilot power, determine an operating frequency based on the obtained magnitude, and control to transmit, via the power transmitting circuit, a driving power having the operating frequency to drive the wireless power reception apparatus.