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The photographing means which photograph the information of aforementioned writing which was written to the aforementioned writing aspect the writing aspect and the pixel where information

机译：拍摄装置，其对被写入到前述书写方式的前述书写信息，书写方式和像素进行摄影。

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摘要

PPROBLEM TO BE SOLVED: To provide a projection type display apparatus which extracts information written in a screen in better quality and can effectively make use of an extracted image, to provide a projection display method, and to provide a projection display program and a recording medium therefor. PSOLUTION: The projection type display apparatus including a projection means 7 for forming a predetermined projection image on a projection screen 4, a write-in screen 3 on which write-in information can be written on the projection image superimposed, a photographing means 6 for photographing the write-in information written on the write-in screen 3 by a photographing part where pixels are two-dimensionally arrayed, is characterized by including an extraction means for extracting the write-in information from a write-in image photographed by the photographing means 6 based on at least either a relative value or contour information of each pixel color signal of the write-in image. PCOPYRIGHT: (C)2006,JPO&NCIPI

机译：

要解决的问题：提供一种投影型显示设备，该投影型显示设备以更好的质量提取在屏幕上写入的信息，并且可以有效地利用提取的图像，提供投影显示方法，并提供投影显示程序和为此的记录介质。解决方案：投影型显示设备包括：投影装置7，用于在投影屏幕4上形成预定的投影图像;写入屏幕3，可在其上叠加写入信息的写入信息叠加在投影屏幕4上;用于通过二维排列像素的摄影部对写入画面3上写入的写入信息进行摄影的装置6，其特征在于，包括用于从所拍摄的写入图像中提取写入信息的提取装置。摄影装置6至少基于写入图像的每个像素颜色信号的相对值或轮廓信息。

版权：（C）2006，JPO＆NCIPI 展开▼

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公开/公告号JP4783035B2

专利类型
公开/公告日2011-09-28

原文格式PDF
申请/专利权人株式会社リコー;
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申请/专利号JP20050051672
发明设计人平原圭一郎;
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申请日2005-02-25
分类号G09G5/36;G03B21/00;G06F3/12;G06T11/60;G09G5/00;G09G5/377;H04N5/74;H04N9/31;
国家 JP
入库时间 2022-08-21 18:19:09

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