Video signal white level corrector

Video signal, speed-change reproducing system

Video source selecting system

Video source selector

Video special effects apparatus

Video special effects generator

Video special effects generator

Video special effects with cascaded control logic

Video split screen technique

Video spot detector

Video store

Video stream processing frame buffer controller

Video subsystem for a hybrid videotex facility

Video surface inspection system

Video surveillance system

Video surveillance system for selectively selecting processing a

Video surveys

Video switch circuit

Video switch circuit

Video switch for a VTR-compatible television receiver