| 摘要 |
PROBLEM TO BE SOLVED: To perform pointing relating to a presentation image by using more simple hardware in presentation using a material presentation device. SOLUTION: An image which is being displayed by projecting on a screen 103 is to be displayed on a touch panel type input device served also as display device 122 of a mobile information processing terminal 121. An explainer 120 touches to an arbitrary portion of the image displayed on the input device served also as display device 122 by a touch pen 118, then it is detected by a touch panel mechanism of the input device served also as display device 122. A signal for determining a display position of a point image 123 is to be produced, based on the detected signal, then the point image 123 is combined with the image of a presentation material 116 within the material presentation device 101. Then the combined image is to be projected on the screen 103 from a projector device 102. COPYRIGHT: (C)2007,JPO&INPIT
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