| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an electronic apparatus having a photographing function obtaining an image data with high reliability by preventing masquerade of a photographer and tampering and modification of additional information, such as the time and the place of photography. <P>SOLUTION: An electronic apparatus 100 includes an imaging function section 10 for photographing an object and obtaining as an image data; a user identification function 30 for reading identification information of a user and identification the user; a time identification function 40 for identifying the time of photographing the object and extracting as date/time identification information; a position identification function 50 for identifying the place of photographing the object and extracting as place identification information; a memory 60 having an image memory 61 for storing the object image data, an authentication information memory 62 for storing registration information of the user to be referred to in a user authentication process, etc.; and a control unit 70 for embedding the above identification information into the image data as electronic watermark, based on the user authentication result. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
