D.C. controlled attenuator
D.C. Gain controlled amplifier
D.C. offset restoration for image scanners
D.C. responsive equalization for television transmission channel
D.C. Tint control
Dampening system for micro-deflector scanning beam modulator
Dark current and defective pixel correction apparatus
Dark current compensating lens iris control
Dark current correction circuit in two-tube color television cam
Dark current eliminator useful for auto-iris controller
Dark current measurement and control for cameras having field-tr
Dark current measurement and correction for video from field-tra
Dark current sensing with a solid-state imager having a CCD line
Dark level restoring circuit
Dark room safe light filter assembly for a TV set
Dark-current level regulation in solid-state devices
Data acquisition and retrieval system for an image...
Data acquisition system and method using answer forms
Data acquisition system for large format video display
Data addition to optical storage cards using ink dots