Patent ID: 6400367
Filing Date: 2002-06-04
Classification: H04N

Abstract:
A character display device comprising:control means for controlling timing for displaying on-screen display (OSD) characters and wallpaper characters on the character display device, by counting horizontal synchronous signals and a dot clock, the character display device producing a display by tracing horizontal lines, corresponding to the horizontal synchronous signals, and moving vertically synchronously with the dot clock, respective dots being arrayed along the horizontal lines on the character display device; storing means for storing character data for OSD characters and for wallpaper characters; output means for outputting, in response to a command to display at least one of the OSD characters and the wallpaper characters, a corresponding one of the character data for OSD characters and for wallpaper characters stored in said storing means, said output means combining the character data for OSD characters and the character data for wallpaper characters when times for displaying OSD characters and wallpaper characters coincide, and including a first register for receiving and outputting the character data for OSD characters, and a second register for receiving and outputting the character data for wallpaper characters, the character data for OSD characters and for wall paper characters being sent from said storing means; and setting means communicating with the second register for adjusting number of the dots on the character display device for a wallpaper character along the horizontal direction for freely adjusting width within which the wallpaper character is repetitively displayed on the character display device.