Television – Nonpictorial data packet in television format – Including teletext decoder or display
Patent
1993-10-08
1996-03-19
Harvey, David E.
Television
Nonpictorial data packet in television format
Including teletext decoder or display
348564, H04N 7087
Patent
active
055006809
ABSTRACT:
A caption display controlling device and the method thereof for displaying, on a screen, captions for several scenes sequentially scrolled-up. The device includes a caption controller that decodes caption data extracted from an input composite video signal according to selection of a caption mode, a text mode or a scroll caption mode, and controls captions for several scenes to be sequentially scrolled up on the screen in the scroll text mode. According to the invention, words for previous scenes and words for the current scene are displayed scrolled up on the screen, so that the contents of the captions can be more easily understood and accordingly convenience and efficiency in watching a captioned video for language study can be improved.
REFERENCES:
patent: 3891792 (1975-06-01), Kimura
patent: 4320395 (1982-03-01), Meissen et al.
patent: 4549173 (1985-10-01), Nakamura et al.
patent: 4675737 (1987-06-01), Fujino et al.
patent: 5202669 (1993-04-01), Ishimachi et al.
Veith, Richard H. "Television's Teletext" Elsevier Science Publishing Co, Inc pp. 99-100 1983.
Goldstar Co. Ltd.
Harvey David E.
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