DEVICE FOR GENERATING PSEUDOERROR SIGNAL (VERSIONS)

A method and circuit for generating a pseudo-error signal comprising a demodulator circuit for demodulating an input signal; a first discriminator circuit for regenerating a first digital data signal by discriminating the output of the demodulator circuit; a noise extracting means for extracting a n...

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Bibliographische Detailangaben
Hauptverfasser: TADAESI KATO,JP, SADAO TAKENAKA,JP, KHIROSI KURIKHARA,JP
Format: Patent
Sprache:eng ; rus
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Beschreibung
Zusammenfassung:A method and circuit for generating a pseudo-error signal comprising a demodulator circuit for demodulating an input signal; a first discriminator circuit for regenerating a first digital data signal by discriminating the output of the demodulator circuit; a noise extracting means for extracting a noise component from the input signal; an adding circuit for adding the output of the noise extracting means and the output of the demodulator circuit; a second discriminator circuit for regenerating a second digital data signal by discriminating the output of the adding circuit, and; an exclusive OR circuit for recognizing whether or not the first digital data signal coincides with the second digital data signal.