On-screen-display circuit

Details On-screen-display circuit On-screen-display circuit

1997-09-02

2000-07-18

Peng, John K.

Television

Basic receiver with additional function

For display of additional information

348569, 348570, 348589, 348600, 348239, H04N 550

Patent

active

060914599

ABSTRACT:
To provide an OSD circuit needing little load for the control command transfer for displaying a background color, a OSD circuit of the invention comprises a background color control circuit (4) for out-putting three color signals and a blanking signal generated by a character generator (3), when a background control signal supplied from the command processor is inactive, said background control signal made active when the video picture is to be replaced with a background color, and outputting the three color signals generated by the character generator during the blanking signal is active and background color signals for displaying the background color during the blanking signal is inactive, together with a background blanking signal for suppressing signals of all of the video picture instead of the blanking signal, when the background control signal is active.

REFERENCES:
patent: 3432219 (1969-03-01), Shenker et al.
patent: 5181113 (1993-01-01), Chang
patent: 5264881 (1993-11-01), Brooke
patent: 5343249 (1994-08-01), Moon
patent: 5587723 (1996-12-01), Otake
patent: 5724104 (1998-03-01), Eom

Affiliated with

Also associated with

Rating

On-screen-display circuit does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with On-screen-display circuit, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and On-screen-display circuit will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2042225