Title:
TOUCH SCREEN USING MEMS MIRROR
Document Type and Number:
WIPO Patent Application WO/2015/072630
Kind Code:
A1
Abstract:
The present invention relates to a touch screen using a MEMS (Micro Electro Mechanical System)mirror, the touch screen including a display unit, a MEMS mirror formed at a corner of one side of a surface of the display unit, and including a leveling unit having a first rotary axis parallel with a surface of the display unit, a light irradiation unit formed inside the leveling unit and having a second rotary axis orthogonal to the first rotary axis of the leveling unit, a light source unit configured to emit a laser beam to the light irradiation unit, a driving unit configured to drive the leveling unit and the light irradiation unit, and a detection unit configured to receive the emitted laser beam and to detect a touch position on the display unit.
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Inventors:
LEE YONG HAN (KR)
Application Number:
PCT/KR2014/002432
Publication Date:
May 21, 2015
Filing Date:
March 24, 2014
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
G06F3/042
Foreign References:
| US8405639B1 | 2013-03-26 | |||
| US7969637B1 | 2011-06-28 | |||
| US7476846B2 | 2009-01-13 | |||
| US7872394B1 | 2011-01-18 | |||
| US20130162597A1 | 2013-06-27 |
Attorney, Agent or Firm:
JIN, Cheon Woong et al. (4th FI. 40, Nonhyeon-ro 28-gil, Gangnam-Gu, Seoul 135-855, KR)
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