发明名称 |
DISPLAY APPARATUS, LIQUID CRYSTAL DISPLAY APPARATUS, POSITION DETECTION SYSTEM AND POSITION DETECTION METHOD |
摘要 |
Backlight of a backlight device (3) attached to a liquid crystal panel device (2) is created by a multitude of light emitting diodes, and light emitted from each light emitting diode is modulated by position information indicating the position of a display screen (21A). The light receiving device (4) receives the backlight, modulates it, takes out the position information and detects the position on a display screen (21A) based on the position information.
|
申请公布号 |
US2009141001(A1) |
申请公布日期 |
2009.06.04 |
申请号 |
US20060090281 |
申请日期 |
2006.10.16 |
申请人 |
KURODA KAZUO;IMAMURA AKIRA;TANAKA KEI |
发明人 |
KURODA KAZUO;IMAMURA AKIRA;TANAKA KEI |
分类号 |
G06F3/042;G02F1/13357;G09F13/08;G09G3/36 |
主分类号 |
G06F3/042 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|