TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

ADAPTATIVE TRANSFORM ACOUSTIC CODING [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2002-03-06

English

Subject field(s)
  • Informatics
  • Audiovisual Techniques and Equipment
DEF

A data compression technique that encodes only the audio data audible to human perceptual system in 1:5 ratio by eliminating inaudible frequencies and faint background noises.

OBS

All MiniDisc products are equipped with either Sony or Sharp's ATRAC version.

French

Domaine(s)
  • Informatique
  • Audiovisuel (techniques et équipement)
DEF

Algorithme de compression de données audionumériques développé par Sony, NEC, JVC et Fujitsu [...] utilisé sur le MiniDisc Sony.

OBS

Le taux de compression est de l'ordre de 5:1.

OBS

[...] la norme de compression [ATRAC] vise à permettre de supprimer les fréquences inaudibles par l'oreille humaine afin de réduire la taille liée au stockage des données audio.

Spanish

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