公开(公告)号：US08248528B2

公开(公告)日：2012-08-21

申请号：US10500016

申请日：2002-12-23

申请人： Ian Michael Hosking ,  Aled Wynne Jones ,  Michael Raymond Reynolds ,  Peter John Kelly ,  Michael David Emmens

发明人： Ian Michael Hosking ,  Aled Wynne Jones ,  Michael Raymond Reynolds ,  Peter John Kelly ,  Michael David Emmens

IPC分类号： H04N11/00

CPC分类号： H04N7/165

摘要： 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.

摘要翻译： 提供了一个字幕系统，用于为音频和/或视频演示提供字幕。 字幕系统可用于提供视频演示的文字字幕或音频描述。 提供了一种用于字幕系统的用户设备，其具有可操作以与同步信息一起接收字幕的接收器和可操作以在由同步信息定义的适当定时输出字幕的字幕输出电路。 用户装置优选地是诸如移动电话，PDA等的便携式手持装置。