Closed captioning is the process of adding textual information to programs to make them accessible to individuals who can't hear or translate the audio portion. Most closed captioning services are available only to viewers who subscribe to them, which is why they're called "closed."
Equipment
Products and systems used in closed captioning.
Software,
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Service Providers
Companies and/or organizations that provide closed-captioning services, both online and offline, for television programs.
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