Precision gain balance of two video sources for a single display

Precision screen elevating and control means for a projection te

Predetection processing of optical information

Predictably biased DC coupled video signal peaking control syste

Predictine coding/decoding system for block-formed picture signa

Predictive codec capable of selecting one of at least three pred

Predictive coding device having a sampling means and a predictiv

Predictive coding system

Predictive coding system for television signals

Predictive coding system for TV signals

Predictive coding/decoding apparatus for video signal

Predictive encoder for still pictures

Predictive encoder or decoder with selection of one of two or mo

Predictive encoder with a non-linear quantizing characteristic

Predictor controlled encoder for digital transmission systems

Preferential recording system for a facsimile apparatus

Pressure alarm in water-sealed camera

Pressure sensitive film display having multiple gray levels

Pressure sensitive signal reproducing system for a videodisc

Prestored response processing system for branching control of in