| 摘要 |
PROBLEM TO BE SOLVED: To provide a white board which provides handwriting information of a writing utensil while maintaining the handwriting operability of the writing utensil on the white board. SOLUTION: The white board includes a board body 10 on which an image is drawn by the writing utensil, a boundary part 15 disposed around the drawing area 11 of the board body 10, a plurality of imaging parts 20 and 21 arranged in different positions on the drawing side of the board body 10 to image the writing utensils 5 and 6 used on the board body 10 together with the boundary part 15, and transmission parts 25 and 26 for transmitting color image data imaged by the imaging parts 20 and 21. COPYRIGHT: (C)2011,JPO&INPIT
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