Patent ID: 6519408
Filing Date: 2003-02-11
Classification: H04N

Abstract:
A playback control apparatus for use with a) a playback unit which reproduces a signal which is at least one of an audio signal and a video signal, and b) a receiver unit which converts said signal into at least one of sound and picture, respectively, said playback control apparatus comprising:a first control unit for controlling the playback unit; and for generating a status signal which corresponds to playback status of said playback unit; a modification unit for modifying at least one of said audio signal and said video signal, a second control unit for signaling said modification unit to modify at least one of said audio signal and said video signal responsive to said status signal from said first control unit, and said second control unit measures a duration time of the playback status and controls said modification unit to modify said video signal when the duration time of the playback status exceeds a predetermined time.