TERMIUM Plus®

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LUMINANCE SIGNAL NOISE [1 record]

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Alphabetical list of terms

Record 1 2005-11-03

English

Subject field(s)
  • Television (Radioelectricity)
  • Video Technology
DEF

Noise which manifests itself in a video picture as white snow, typically caused by one of the following situations: 1. Low signal level due to poor lighting conditions; 2. Poor video signal processing; 3. Low quality videotapes; 4. Excessively long video cables used without pre-compensation; 5. Dirt on the video recorder heads which interferes with reading and writing; 6. Over-enhancement of the video signal.

French

Domaine(s)
  • Télévision (Radioélectricité)
  • Vidéotechnique
DEF

Petites taches blanches ou noires qui donnent à [une image numérique] une apparence granuleuse dans les zones sombres ou sur certaines plages colorées.

Spanish

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