POWER SUPPLY DEVICE

A power supply device may be capable of wirelessly transmitting power at a plurality of resonance frequencies. The power supply device may include: a power conversion unit converting input power into first power; and a wireless power supply unit varying a switching frequency for switching the first...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Kang, Moo Jong, Kim, Hak Ryong, Kim, Hugh, Jeong, In Wha
Format:	Patent
Sprache:	eng ; fre ; ger
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 BASIC ELECTRIC ELEMENTS 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 INDUCTANCES MAGNETS SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES SYSTEMS FOR STORING ELECTRIC ENERGY TRANSFORMERS
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Beschreibung
Zusammenfassung:	A power supply device may be capable of wirelessly transmitting power at a plurality of resonance frequencies. The power supply device may include: a power conversion unit converting input power into first power; and a wireless power supply unit varying a switching frequency for switching the first power and wirelessly transmitting the switched first power at at least one of a plurality of resonance frequencies.