| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a digital camera device for inhibiting illegal digital shoplifter, such as photographing of a printed matter using a portable digital camera and not to limit at a photographing place or position but to prevent illegal photographing, by controlling photographing for every part to become objects for photographing for every book, every page, every article, etc. <P>SOLUTION: When the printed matter (page) P, such as the book, etc. in which a photographing inhibit mark X made of photographing inhibit symbols x1, x2, x3, to Xn is printed, is made applicable object (subject) to photograph by a special ink which can be identified by reflecting in a special light (non-visible light), such as an infrared light (or ultraviolet light), etc., image data photographed by a photographing unit by irradiating with the special light by an optical irradiation unit, is analyzed. It is determined that the photographing inhibit symbols x1, x2, x3, to Xn printing exist in the image data. In this case, the photographed image data is erased, and the photographing inhibit processing is performed. Consequently, photographing inhibit control is performed for every part to become a photographing object, such as every book, every page, every article, etc., and illegal photographing of digital shoplifter, etc., is inhibited. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
