Backlighting device

H - Electricity – 01 – J

Patent

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Details

H01J 65/04 (2006.01)

Patent

CA 2171212

A backlighting arrangement comprises a discharge lamp envelope (10) and a spirally formed inductive winding (2), the winding formed in a single layer. The electromagnetic field generated when an alternating voltage is supplied to the winding (2) couples into the envelope (10) wherein a plasma arc is established.

L'invention concerne un dispositif d'éclairage par l'arrière comprenant une enveloppe (1) de lampe à décharge ainsi qu'un enroulement inductif (2) formé en spirale sur une seule couche. Lorsqu'une tension alternative alimente l'enroulement (2), le champ électromagnétique produit s'étend à l'intérieur de l'enveloppe (10) dans laquelle un arc plasma est établi.

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