发明申请
US20090167656A1 LIQUID CRYSTAL DISPLAY TO WHICH INFRARED RAYS SOURCE IS APPLIED AND MULTI-TOUCH SYSTEM USING THE SAME
有权
基本信息:
- 专利标题： LIQUID CRYSTAL DISPLAY TO WHICH INFRARED RAYS SOURCE IS APPLIED AND MULTI-TOUCH SYSTEM USING THE SAME
- 专利标题（中）：使用红外线源的液晶显示器和使用其的多触摸系统
- 申请号：US12343131 申请日：2008-12-23
- 公开(公告)号：US20090167656A1 公开(公告)日：2009-07-02
- 发明人： In-Ho AHN , Dae-San Lim , Jong-Seong Choi , Hyung-Uk Jang , Sang-Rae Lee , Sang-Hyuck Bae , Byung-Chun Yu
- 申请人： In-Ho AHN , Dae-San Lim , Jong-Seong Choi , Hyung-Uk Jang , Sang-Rae Lee , Sang-Hyuck Bae , Byung-Chun Yu
- 优先权： KR10-2007-0141967 20071231
- 主分类号： G06F3/041
- IPC分类号： G06F3/041 ; G09G3/36
摘要：
There are provided a liquid crystal display (LCD) to which infrared rays (IR) light sources are applied and a multi-touch system using the same. The LCD to which IR light sources are applied includes a back light in which a plurality of lamp light sources and a plurality of IR light sources are repeatedly arranged in column and row directions, a diffusion plate and a plurality of optical sheets arranged on the back light, and an LCD panel provided on the back light to display an image using light incident from the back light.
摘要（中）：
提供了应用红外线（IR）光源的液晶显示器（LCD）和使用其的多点触摸系统。 应用了红外光源的LCD包括背光，其中多个灯光源和多个IR光源在列和行方向上重复布置，扩散板和布置在背面的多个光学片 光和设置在背光上的LCD面板，以使用从背光入射的光来显示图像。