Circle correction in digital low-pass filter

Circuit and method for generating chrominance lock

Circuit and method of clamping a video signal with first and sec

Circuit arrangement for A/D conversion of the color information

Circuit arrangement for accurately adjusting each color channel

Circuit arrangement for controlling a picture display tube

Circuit arrangement for improving the quality of a video signal

Circuit arrangement for indicating ambient light conditions of a

Circuit arrangement for phase shifting a color signal prior to c

Circuit comprising a combined signal and environmental light...

Circuit configuration for filtering and decimating a video signa

Circuit for adaptively separating luminance and color signals ba

Circuit for automatically adjusting signal separation in Y/C sep

Circuit for automatically compensating delay difference between

Circuit for clamping pedestal signal

Circuit for color separation and contour correction

Circuit for controlling luminance signal amplitude

Circuit for enhancing chrominance transitions in real-time video

Circuit for judging the existence of television image signals

Circuit for moiré suppression