Video caption data decoding device

Details Video caption data decoding device Video caption data decoding device

1996-02-29

1998-04-21

Burgess, Glenton B.

Television

Nonpictorial data packet in television format

Including teletext decoder or display

348564, 348461, H04N 708, H04N 7087

Patent

active

057423520

ABSTRACT:
The specification relates to a caption data decoder device which incorporates circuitry for extracting and decoding caption data from a transmitted video signal. Processing circuitry is provided for processing caption data so that caption data may be simultaneously displayed on a display device, in a superimposed fashion, along with associated video imagery.

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patent: 5016113 (1991-05-01), Yamashita et al.
patent: 5065252 (1991-11-01), Yoshio et al.
patent: 5097349 (1992-03-01), Nomura et al.
patent: 5294982 (1994-03-01), Salomon et al.
patent: 5298995 (1994-03-01), Monta et al.
patent: 5299006 (1994-03-01), Kim
patent: 5355170 (1994-10-01), Eitz et al.
patent: 5519443 (1996-05-01), Salomon et al.
"TELETEXT SPECIFICATION", Interim Technical Document SPB492, european broadcasting union, Dec. 1992, Geneva, pp. 1-140.
"CCD 3000/LN21 One-Chip Closed Caption Decoder" ITT Semiconductor Specs., Aug. 17, 1990, pp. 1-40.

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