Kabushiki Kaisha Toshiba

Syun-ichi Anzai

Yasunori Miyahara

A broadcasting system discriminating television receiver including a circuit for evaluating the output of an FM demodulator, a circuit for evaluating the output of an I/Q wave detector, and a controller for controlling a switch based on the results of each evaluation. The switch is used primarily to determine whether the output of the receiver is analog or digital.

Broadcasting system discriminating television receiver for

A broadcasting system discriminating television receiver includes a circuit which applies the FM demodulation discrimination on the output of the FM demodulator in an analog broadcasting, or a circuit which applies a video signal discrimination on a video output which is connected to a circuit which applies an I/Q wave detection on the output of an I/Q detector or a circuit which applies a video signal discrimination on a video output, and means for controlling a signal selector switch (SW) after the channel selector judging from the result of the discriminator.

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Kanagawa-ken, Japan

Syun-ichi Anzai