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quaternary partial response system [1 record]

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Record 1 1979-12-12

English

Subject field(s)
  • Telecommunications
  • Telecommunications Transmission
OBS

In particular, a quaternary partial response system (QPRS) is obtained by two 3-level class 1 partial response signals modulating two carriers in quadrature and gives rise to 9 signal points in the phase-amplitude space.

French

Domaine(s)
  • Télécommunications
  • Transmission (Télécommunications)
OBS

En particulier, pour établir un système quadrivalent à réponse partielle (SRPQ), on fait moduler deux porteuses en quadrature par deux signaux à réponse partielle de classe 1 à 3 niveaux, ce qui donne lieu à une constellation de 9 points caractéristiques de la phase et de l'amplitude des signaux.

Spanish

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