Definitions for "Closed Caption"
the audio portion of a video program is transcribed into a computer system, inserted into the vertical blanking interval of a video signal, and superimposed through the use of a special decoder or built-in feature of a television set. Used primarily to assist hearing impaired viewers, closed captioned videos appear much like subtitled films.
Visual captioning on a television screen for the hearing impaired that superimposes subtitles on programs. Distributed via Line 21 of the Vertical Blanking Interval, CC requires a decoder to view it.
A system of encoding word characters onto certain lines of a video stream which can be decoded and displayed by a compatible television. Provides program subtitles for the hearing impaired