Title:
TOUCH INPUT DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/243965
Kind Code:
A1
Abstract:
A touch input device according to an embodiment of the present invention drives a stylus pen including a resonance circuit unit and senses a pen signal from the stylus pen, and comprises: a cover layer; a sensor unit which is arranged below the cover layer, and which includes at least one pattern for driving the stylus pen and sensing the pen signal; a display unit arranged below the sensor unit; and a shielding unit arranged below the display unit, wherein the shielding unit has a permeability and a thickness that allows the change rate of an inductance value of the resonance circuit unit to be -10% to +10% of a reference inductance value.
Inventors:
KIM SEYEOB (KR)
MOON HO JUN (KR)
KIM BONKEE (KR)
MOON HO JUN (KR)
KIM BONKEE (KR)
Application Number:
PCT/KR2023/008053
Publication Date:
December 21, 2023
Filing Date:
June 12, 2023
Export Citation:
Assignee:
HIDEEP INC (KR)
International Classes:
G06F3/046; G06F3/0354; G06F3/041
Foreign References:
| KR20140112800A | 2014-09-24 | |||
| KR20210150942A | 2021-12-13 | |||
| KR20180052740A | 2018-05-18 | |||
| KR20160000803A | 2016-01-05 | |||
| KR20200097570A | 2020-08-19 |
Attorney, Agent or Firm:
KIM, Sung Ho (KR)
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