ELECTRONIC DEVICE AND METHOD FOR CONTROLLING WIRELESS CHARGING

Title:

ELECTRONIC DEVICE AND METHOD FOR CONTROLLING WIRELESS CHARGING

Document Type and Number:

WIPO Patent Application WO/2020/171349

Kind Code:

A1

Abstract:

An electronic device includes a wireless charging coil, a wireless charging circuit, a power management module, a battery, and a processor. The processor is configured to control to receive first information from an external electronic device while transmitting wireless charging power to the external electronic device through the wireless charging circuit, to control, in response to receiving the first information, the wireless charging circuit to stop transmission of the wireless charging power and operate in a state of transmitting and receiving a ping signal, to check whether a predetermined time has elapsed since the transmission of the wireless charging power is stopped, and to control, in response to elapse of the predetermined time, the wireless charging circuit to retransmit the wireless charging power to the external electronic device. Other embodiments are possible.

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Inventors:

CHO SUNGJOON (KR)
LEE JUNGMIN (KR)
CHOI HANSOL (KR)
HA YOUNGMI (KR)
KIM YUSU (KR)
PARK KYUNGMIN (KR)
LEE JUHYANG (KR)

Application Number:

PCT/KR2019/015759

Publication Date:

August 27, 2020

Filing Date:

November 18, 2019

Export Citation:

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Assignee:

SAMSUNG ELECTRONICS CO LTD (KR)

International Classes:

H04M1/725; H02J5/00; H02J50/10; H02J50/80

Foreign References:

US20160204642A1	2016-07-14
US20150162785A1	2015-06-11
US20140152249A1	2014-06-05
JP2017184488A	2017-10-05
US20160285517A1	2016-09-29
US20160204642A1	2016-07-14
US20180123379A1	2018-05-03
US20150249339A1	2015-09-03

Other References: