TERMIUM Plus®

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

NIVEAU NOIR [2 records]

Record 1 2010-03-30

English

Subject field(s)
  • Television (Radioelectricity)
DEF

That level of the picture signal corresponding to the maximum limit of black peaks.

CONT

The composite video signal contains blanking pulses to obliterate the retrace lines by raising the signal amplitude to the black level during the time the scanning circuits produce the retraces.

French

Domaine(s)
  • Télévision (Radioélectricité)
DEF

Niveau du signal image qui correspond à la limite maximale des crêtes du noir.

CONT

Le niveau du noir correspond à l'absence de lumière sur l'écran. Les impulsions de synchronisation sont donc invisibles. Elles sont situées dans la zone inférieure ou supérieure au niveau du noir, c'est-à-dire dans l'infranoir ou l'ultranoir.

Spanish

Save record 1

Record 2 1999-03-26

English

Subject field(s)
  • Electrical Engineering
OBS

Display generators that send sync signals also send intensity signals to control the intensity of the synchronized beam as it scans each scan line. This is simply an analog level signal that uses voltage to represent white (high-voltage levels), gray shades (medium-voltage levels), and black (low-voltage levels) ...

French

Domaine(s)
  • Électrotechnique
CONT

Le signal d'image, appelé vidéo, reproduit fidèlement les variations de luminosité de l'image sur l'écran. Son amplitude varie de 0% qui correspond au niveau du noir à 100% qui est le niveau maximum du signal correspondant au blanc.

Spanish

Save record 2

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