Captioning system
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United States of America Patent
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Aug 21, 2012
Grant Date -
Oct 13, 2005
app pub date -
Dec 23, 2002
filing date -
Dec 24, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A captioning system is provided for providing captions for audio and/or video presentations. The captioning system can be used to provide text captions or audio descriptions of a video presentation. A user device is provided for the captioning system having a receiver operable to receive the captions together with synchronization information and a caption output circuit which is operable to output the captions at the appropriate timings defined by the synchronization information. The user device is preferably a portable hand-held device such as a mobile telephone, PDA or the like.
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