Title:
ELECTRONIC DEVICE INCLUDING COIL FOR WIRELESS POWER TRANSMISSION
Document Type and Number:
WIPO Patent Application WO/2021/086146
Kind Code:
A1
Abstract:
According to one embodiment of the present invention, an electronic device comprises: a substrate comprising a touch sensing circuit, which includes a first layer, a second layer overlapping with the first layer, a plurality of first electrode lines arranged on the first layer in a first direction, and a plurality of second electrode lines arranged on the second layer in a second direction that is vertical with respect to the first direction; a coil arranged to at least partially overlap with the substrate; a power transmission circuit for wirelessly transmitting power through the coil; a ground electrically connected to the power transmission circuit; and a control circuit electrically connected to the coil and the ground, wherein the control circuit can be configured to selectively connect the coil to the power transmission circuit or the ground. Other various embodiments are possible.
Inventors:
KIM YONGJAE (KR)
CHA JAEDEOK (KR)
KIM SEONCHEOL (KR)
LEE BYONGJEON (KR)
BAE JUNGJE (KR)
YOUN JAESUB (KR)
CHA JAEDEOK (KR)
KIM SEONCHEOL (KR)
LEE BYONGJEON (KR)
BAE JUNGJE (KR)
YOUN JAESUB (KR)
Application Number:
PCT/KR2020/015116
Publication Date:
May 06, 2021
Filing Date:
November 02, 2020
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
H02J50/10; G06F1/16; G06F3/041; H01F38/14; H02J50/00; H02J50/90
Domestic Patent References:
| WO2019138565A1 | 2019-07-18 |
Foreign References:
| KR20170019818A | 2017-02-22 | |||
| KR101813811B1 | 2017-12-29 | |||
| KR20160126743A | 2016-11-02 | |||
| KR20170037262A | 2017-04-04 |
Attorney, Agent or Firm:
YOON & LEE INTERNATIONAL PATENT & LAW FIRM (KR)
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