Interactive television

Details Interactive television Interactive television

H - Electricity

04

N

H04N 7/173 (2006.01)

Patent

CA 2367183

The present invention relates to providing a television program specially prepared for the application to be interactive with the viewer. The source of the television program may vary, for example, it may be broadcasted material, VCR playback or a DVD playback. The program is enhanced with an inaudible high frequency embedded in the audio portion of the program. The signal, via a high frequency decoder and microprocessor is being transmitted by an infra red transmitter. Upon being received by the viewer with an infra red receiver, the signal is being processed and either displayed on a LCD display or made audible by a sound processor.

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