Patent ID: 6065839
Filing Date: 2000-05-23
Classification: H04N

Abstract:
A material exhibiting apparatus comprising:a video camera for taking an image of a material placed on a stage, thereby obtaining an image signal representative of the material;image displaying means for displaying an image of the material on an image screen on the basis of the image signal supplied thereto from the video camera;display area setting means for setting a display area corresponding to the image screen;display location designating means for designating a display location of a character by dividing the display area;character displaying means for displaying a predetermined character at the display location designated by the display location designating means;synchronous signal generating means for generating an image synchronizing signal, a horizontal synchronizing signal and a vertical synchronizing signal;wherein display of the image of the material by the image displaying means is synchronized with the image synchronizing signal and the setting of the display area by the display area setting means is synchronized with the horizontal and vertical synchronizing signals both synchronous with the image synchronizing signal so that the image of the material and the character are displayed on the display screen in an overlapped state; andtiming varying means for varying either one or both of generation timings of the horizontal and vertical synchronizing signals with respect to the display area setting means so that a location of the set display area is changed.