ELECTRONIC DEVICE AND STYLUS PEN CHARGING METHOD USING SAME

WIPO Patent Application WO/2020/022702

A1

According to various embodiments of the present invention, an electronic device comprises: a housing which comprises a first plate, a second plate facing the opposite direction from the first plate and a lateral member surrounding a space between the first plate and second plate; a hole which is formed through the lateral member and is connected to the space; a stylus pen which can be inserted to the space through the hole, wherein the stylus pen comprises a pen housing extending long between a first end part and a second end part and a first coil positioned inside the pen housing, wound about the axis in a first direction extending from the first end part to the second end part and having the coil length of a first length; a second coil which is disposed inside the space of the housing so as to partly face the first coil of the stylus pen when the stylus pen is fully inserted to the housing, wherein the second coil comprises a conductive wire extending over a first area facing the first coil and a second area not facing the first coil, wherein the conductive wire has a first width in the first area and a second width, which is smaller than the first width, in the second area; and a charging circuit which is electrically connected to the second coil. Other various embodiments other than the various embodiments disclosed in the present invention are possible.

PARK JUNGHUI (KR)
KIM YONGWOON (KR)
KIM SUNGJUN (KR)

PCT/KR2019/008936

January 30, 2020

July 19, 2019

Click for automatic bibliography generation  

SAMSUNG ELECTRONICS CO LTD (KR)

H02J50/10; G06F3/0354; H01F38/14

KR20160068099A	2016-06-15
US20120235636A1	2012-09-20
US20140247006A1	2014-09-04
KR20180013307A	2018-02-07
EP2933710A1	2015-10-21

YOON & LEE INTERNATIONAL PATENT & LAW FIRM (KR)

View/Download PDF      PDF Help

Previous Patent: BOARD CONNECTION CONNECTOR

Next Patent: METHOD FOR CONCEALING DATA AND DATA OBFUSCATION DEVICE USING THE SAME