发明名称 |
PRESENTATION SYSTEM AND POSITION DETECTING METHOD |
摘要 |
<p>PROBLEM TO BE SOLVED: To provide a presentation system capable of accurately detecting the position as a pointing position in the case that a presenter indicates the desired position of a display area without the need of a special indicator. SOLUTION: This presentation system is provided with a projector 10 for displaying images, a CCD camera 14 for picking up the image of the display area and a processing part 110 for detecting the pointing position from the area of the shadow of the indication image of the presenter or a real image area included in the display area based on the image pickup signals of an image pickup means.</p> |
申请公布号 |
JPH11345087(A) |
申请公布日期 |
1999.12.14 |
申请号 |
JP19990089027 |
申请日期 |
1999.03.30 |
申请人 |
SEIKO EPSON CORP |
发明人 |
KOHATA TAKESHI;HIRAMATSU KAZUNORI;KOMENO KUNIO;NAKAMURA JUNICHI |
分类号 |
G06F3/041;G06F3/033;G06F3/048;(IPC1-7):G06F3/033 |
主分类号 |
G06F3/041 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|