Parental Control (Parental Lockout, Parental Lock) - An end-user's PIN operated computer filter for preventing unauthorized access to programs or services, particularly to children.

Parental Lock

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Hard Encoding - (May be known as Hard-coding)

List of Closed Captioning Businesses

List of Microprocessors and Circuit Boards Providers for Interactive TV


TOAD or TOADS - (Time of Air Data Systems)


V-Chip – (V-Chip Compliant)