| 摘要 |
PROBLEM TO BE SOLVED: To solve the problem that since there is no method by which an original projected on a white board and characters and numerals written on the white board by pens are recorded and reproduced together, a work to transcribe a chart completed with much effort during a conference as minutes is necessary and the work requires much labor and time and has danger of mistranscription, by providing a device for recording the synthesized image and reproducing the image whenever necessary. SOLUTION: A projected image is picked-up by an external camera, video output signals of the external camera are connected with a video signal input terminal of a multimedia projector by a cable and are recorded in an image memory in the multimedia projector. Recorded video can be projected and also can be printed on the paper.
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