TERMIUM Plus®

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video signal [1 record]

Record 1 2001-10-17

English

Subject field(s)
  • Television (Radioelectricity)
  • Electrical Engineering
  • Computer Graphics
CONT

When a television picture is created by means of a camera focused on a scene, the image of the scene is formed on a light-sensitive surface inside the television camera. This establishes an electrical charge pattern which is related to the light coming from objects in the scene. This pattern is scanned by an electron beam inside the camera to create a video signal ...

CONT

The video signal is the signal for a picture tube. The video signal for television corresponds to the audio signal for a sound system.

OBS

Also applies to signals from a videotape recorder or a camcorder.

French

Domaine(s)
  • Télévision (Radioélectricité)
  • Électrotechnique
  • Infographie
DEF

Courant électrique traduisant les variations de luminance d'une image à transmettre par télévision.

CONT

Le signal vidéo est le signal du tube image. Le signal vidéo de la télévision correspond au signal audio d'un système sonore.

CONT

[En vidéo] Un signal vidéo est une information visuelle produite par un magnétoscope ou par une caméra vidéo. La restitution des signaux vidéo est normalisée (NTSC, PAL, SECAM). Les informations sont transmises sous forme de signaux composites ou FBAS.

Key term(s)
  • signal de l'image
  • signal-image
  • signal de vision

Spanish

Campo(s) temático(s)
  • Televisión (Radioelectricidad)
  • Electrotecnia
  • Gráficos de computadora
DEF

Señal de video que contiene toda la información necesaria, como por ejemplo color, intensidad, posición y sincronización de cada posición en la pantalla, de forma que la imagen se sitúa apropiadamente en la pantalla.

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