Contrast amplifier for video images

Contrast beam current limiting arrangement with secondary bright

Contrast control based on mean and deviation values

Contrast control circuit

Contrast control circuitry for a video processing system

Contrast correction device for correcting video signal contrast

Contrast enhancing optical coupling pad for projection TV

Control apparatus

Control apparatus and method thereof, recording apparatus...

Control apparatus for avoiding equipment abnormality

Control apparatus for selectively inhibiting looking/listening i

Control arrangement for video synchronizers

Control assembly for remote switching

Control circuit

Control circuit for a laser printer

Control circuit for a memory array

Control circuit for an image used in a document processing machi

Control circuit for array of light-emitting diodes

Control circuit for calibrating a delay line

Control circuit for controlling stylus overshoot in an engraving