Invention Grant
US09131191B2 Synchronizing operational states of closed captioning and audio mute 有权
同步隐藏字幕和音频静音的操作状态

Synchronizing operational states of closed captioning and audio mute
Abstract:
The current invention addresses the problem of causing closed captioning to be launched or not launched automatically when a viewer mutes the audio on a digital television. The current invention allows for individualized options associated with a particular viewer. These options can be selected from a plurality of options either manually or automatically as determined by the viewer settings or viewer behavior.
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