发明名称 |
DISPLAY OF CLOSED CAPTIONED INFORMATION DURING VIDEO TRICK MODES |
摘要 |
<p>The invention concerns a method and apparatus for displaying closed caption information during trick mode playback. A video processor ( 150 ) can be configured to delete one or more pictures in a segment of the video presentation that contains at least one picture having one or more NUL characters. A remaining portion of the segment of the video presentation containing the closed caption information can be displayed during playback at a trick mode speed. The segment of the presentation can include, but is not limited to, a group of pictures (GOP). The method can further include the step of determining pictures within GOP containing non-displayable control codes and deleting those pictures containing non-displayable codes. The Video processor provides to a display device a remaining portion of the GOP containing the closed caption information for display at a trick mode playback speed.</p> |
申请公布号 |
EP1495636(A2) |
申请公布日期 |
2005.01.12 |
申请号 |
EP20030718385 |
申请日期 |
2003.04.14 |
申请人 |
THOMSON LICENSING S.A. |
发明人 |
BLAIR, RONALD, LYNN;SCHULTZ, MARK, ALAN |
分类号 |
H04N5/91;H04N5/93;H04N5/781;H04N5/783;H04N5/85;H04N5/907;H04N9/804;H04N9/806;H04N9/82;(IPC1-7):H04N5/91 |
主分类号 |
H04N5/91 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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