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UNITE QD [1 record]

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Record 1 1981-08-28

English

Subject field(s)
  • Telecommunications Transmission
  • Telephony and Microwave Technology
OBS

Recently, CCITT Study Group XVI (Telephone circuits) has included in Recommendation G.113 (Part A: Transmission impairments) planning rules based on the concept of a "quantizing distorsion unit", or QD unit; one such unit corresponds to the quantizing distorsion power of a standard 8-bit PCM process.

French

Domaine(s)
  • Transmission (Télécommunications)
  • Téléphonie et techniques hyperfréquences
OBS

Récemment, la Commission d'études XVI (circuits téléphoniques) du CCITT a inclus dans l'Avis G.113 (Partie A: Réduction de qualité de transmission) des règles de planification fondées sur le concept d'"unité de distorsion de quantification" ou unité QD; cette unité correspond à la puissance de distorsion de quantification d'une opération MIC normale à 8 bits.

Spanish

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