Title:
TOUCH DEVICE AND TOUCH DETECTION METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2021/206265
Kind Code:
A1
Abstract:
A touch device according to one embodiment of the present invention may comprise: a touch sensor; and a touch controller which operates in a full drive mode, in which a first drive signal for generating a resonance signal of a stylus pen is applied to the touch sensor, and a skip drive mode, in which a second drive signal having a section having an off-duty different from that of the first drive signal is applied to the touch sensor, and obtains touch coordinate information from a sensing signal received from the touch sensor.
Inventors:
LEE HWANHEE (KR)
KIM SEYEOB (KR)
SEO JEONGWON (KR)
PARK KYEONGHAN (KR)
KIM SEYEOB (KR)
SEO JEONGWON (KR)
PARK KYEONGHAN (KR)
Application Number:
PCT/KR2020/017994
Publication Date:
October 14, 2021
Filing Date:
December 10, 2020
Export Citation:
Assignee:
HIDEEP INC (KR)
International Classes:
G06F3/041; G06F1/3234; G06F3/0354; G06F3/038; G06F3/044; G06F3/046
Domestic Patent References:
| WO2013084379A1 | 2013-06-13 |
Foreign References:
| KR20120138565A | 2012-12-26 | |||
| KR20130128380A | 2013-11-26 | |||
| KR20170027243A | 2017-03-09 | |||
| JP2008146560A | 2008-06-26 | |||
| KR20200045286A | 2020-05-04 |
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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