METHOD OF GENERATING LOAD VARIATION FOR DETECTING WIRELESS POWER RECEIVING UNIT IN WIRELESS CHARGING, AND WIRELESS POWER RECEIVING UNIT

Title:

METHOD OF GENERATING LOAD VARIATION FOR DETECTING WIRELESS POWER RECEIVING UNIT IN WIRELESS CHARGING, AND WIRELESS POWER RECEIVING UNIT

Document Type and Number:

WIPO Patent Application WO/2014/196794

Kind Code:

A1

Abstract:

A method for generating a load variation for detecting a wireless power receiving unit in wireless charging is provided. The method includes maintaining a switch connected to a dummy load in an ON state by the wireless power receiving unit, receiving wireless power from a wireless power transmitting unit, and, upon receiving the wireless power, switching the switch connected to the dummy load to an OFF state.

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Inventors:

LEE KYUNG-WOO (KR)
BYUN KANG-HO (KR)
LEE CHONG-MIN (KR)
JUNG HEE-WON (KR)
HA MIN-CHEOL (KR)
HAN SEUNG-WOO (KR)

Application Number:

PCT/KR2014/004948

Publication Date:

December 11, 2014

Filing Date:

June 03, 2014

Export Citation:

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Assignee:

SAMSUNG ELECTRONICS CO LTD (KR)

International Classes:

H02J17/00

Foreign References:

US20090286476A1	2009-11-19
US20120306284A1	2012-12-06
US20120235509A1	2012-09-20
US20130015813A1	2013-01-17
US8450877B2	2013-05-28

Other References: