Device for preventing image quality reduction caused by...

Device for preventing the degeneration of a photographic...

Device for printing and for recording electrical image signals o

Device for processing digital signals first coded by means of va

Device for processing optical information and method of manufact

Device for producing televised pictures with a charge transfer m

Device for programming a video recorder and video recorder compr

Device for programming of recording by reference signals recogni

Device for protecting data transmitted by a facsimile machine

Device for providing an image for video recording

Device for quick and precise determination of scan start...

Device for reading a disk-shaped record carrier with time base c

Device for reading images of both surfaces of an original in one

Device for recording an image signal so that the resulting recor

Device for recording image signals of photographic pictures

Device for recording images with signal level being maintained f

Device for recording satellite TV broadcasts

Device for reducing document in size having two facing non-paral

Device for reducing the effect of time base variations in video

Device for reducing the redundancy in blocks of digital video da