Patent ID: 6812934
Filing Date: 2004-11-02
Classification: G09G,H04N

Abstract:
An image processing method for use at the time of character display in an image display apparatus having:a TV signal processing integrated circuit; and means including a microcomputer for superimposing a character display on a picture image, wherein: the microcomputer includes a TINT output, a COLOR output, a CONTRAST output, and a BRIGHTNESS output, the TINT, COLOR, CONTRAST, and BRIGHTNESS outputs being respective connected to corresponding inputs of the TV signal processing integrated circuit, and the microcomputer further includes character signal red, character signal green, and character signal blue outputs connected to R, G, and B inputs of the TV signal processing integrated circuit, and the corresponding input of the TV signal processing integrated circuit to which the COLOR output of the microcomputer is connected controls the chroma level of a background of the character display, wherein the microcomputer outputs a COLOR signal from the COLOR output of the microcomputer in order to set the chroma level of the background of the character display whenever a character display is superimposed on the picture image.