Television receiver and additional information transmitting method

Abstract

A television receiver receiving an analog video signal, comprises additional information detecting means for separating and extracting an additional information code from the analog video signal, and outputting the additional information code; additional information recording means for recording the additional information code output from the additional information detecting means; additional information writing switch means for passing or blocking the additional information code that is output from the additional information detecting means toward the additional information recording means, in response to a control signal; conversion means for converting the additional information code output from the additional information detecting means or the additional information code reproduced from the additional information recording means into a character or an image; and signal synthesizing means for synthesizing the analog video signal and the additional information that has been converted into a character or an image by the conversion means, and outputting the synthesized signal as a monitor output signal.

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