LOW RESOLUTION ACQUISITION METHOD AND DEVICE FOR CONTROLLING A DISPLAY SCREEN

摘要

The invention concerns a device and a method for controlling a display screen with: means for controlling (14) the display screen (E) to display on the screen a test chart; means (18) for forming an image of the test chart on an electronic camera (12) having a resolution lower than a resolution of the display screen; means (10, 20, 22) for offsetting the test chart image on the camera; and means for analyzing (14) a plurality of offset images supplied by the camera to locate defective pixels of the display screen.