Radio frequency converter

Radio transmitting and receiving circuits of a video camera havi

Radiodiagnostic installation with a patient table and a primary

Radiographic apparatus and method with logarithmic video compres

Radiographic inspection means and method

Radiological installation using a camera television with low-rem

Raisable and lowerable surveillance camera assembly

RAM interface control circuit

Ramp comparator arrangement useful in an on-screen channel indic

Random access memory imaging system

Random array sensing devices

Random scan system

Random screen generator apparatus for producing halftone images

Random-access electronic camera

Randomized superpixels to enhance multilevel image quality...

Range and range rate system

Range finding system suited for video camera

Rank-order error diffusion image processing

Rapid access remote control system

Rapid access teletext decoder arrangement