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.
申请公布号
EP1464172(B1)
申请公布日期
2013.04.24
申请号
EP20020798373
申请日期
2002.12.23
申请人
INTRASONICS S.A.R.L.
发明人
HOSKING, IAN MICHAEL;JONES, ALED WYNNE;REYNOLDS, MICHAEL RAYMOND;KELLY, PETER, JOHN;EMMENS, MICHAEL DAVID