USB CHARGING METHOD HAVING PROTECTION FUNCTION

A USB charging method adopted by an electronic source device and an electronic sink device electrically connected thereto through USB interface is present. The method comprises following steps: receiving a Discover Identity ACK from the sink device after connection; determining if the sink device is...

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Bibliographische Detailangaben
Hauptverfasser:	CHEN Tien-He, LIN Shou-Chieh
Format:	Patent
Sprache:	eng
Schlagworte:	CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION SYSTEMS FOR STORING ELECTRIC ENERGY
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Beschreibung
Zusammenfassung:	A USB charging method adopted by an electronic source device and an electronic sink device electrically connected thereto through USB interface is present. The method comprises following steps: receiving a Discover Identity ACK from the sink device after connection; determining if the sink device is recorded in a protect list according to the Discover Identity ACK; adjusting voltage/current combinations which is to provide to the sink device according to a best working voltage of the sink device if the sink device is recorded in the protect list; transmitting the adjusted voltage/current combinations to the sink device.