Video sequence recording/playing with inserted sound band having digital video player and separate sound production calculator controlling sound file outputs and adding/digital output signal converting.

摘要

The video display unit has a separate digital sound input to the video input which can be added at a different time. The digital sound unit has a calculator (1) and memories (2,3,6) which have different types of sound files. The calculator selects a sound mixture, adds the signals and convert the output to a digital signal (5) to play the sound with the video signal.