Electronic audio, visual or audio and visual recording and playback systems. Also electronic transmission systems

Apparatus for processing digital video signals; digital video adaptors for displaying text with video pictures; digital video adaptors for use with computers; digital video apparatus for broadcasting; apparatus for processing digital video signals; computer based apparatus for use in the enhancement of video signals; control apparatus for video reproducing apparatus; digital interactive video adaptors for use with computers; digital video adaptors for displaying text with video pictures; digital video adaptors for use with computers; digital video apparatus for broadcasting; video cameras adapted for monitoring purposes; video cameras adapted for security purposes; video cameras combined with video recorders; video communications apparatus; video communications instruments; video display apparatus; video equipped remote visual inspection apparatus; video phones; video playback apparatus; video players; video recording apparatus; video teleconferencing apparatus; video telephones; video transmitters; video transmitting apparatus; cellular mobile telephones; mobile communication terminals; mobile data apparatus; mobile data communications apparatus; mobile telecommunications apparatus; mobile phones; mobile phones; phone appliances; video phones