Deflickering and scaling scan converter circuit

H - Electricity – 04 – N

Patent

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Details

H04N 3/10 (2006.01) G09G 1/04 (2006.01) H04N 7/01 (2006.01) H04N 5/202 (2006.01) H04N 5/44 (2006.01)

Patent

CA 2181856

A method of scan conversion comprising (a) receiving source data representing a predetermined signal component of respective pixels of successive lines of a non-interlaced display, (b) adding the source data related to vertically adjacent pixels in a set of source lines of the non-interlaced display to form one of an odd and even line of an interlaced display, (c) repeating step (b) for another immediately following set of source lines to form another one of the odd or even line of the interlaced display, and (d) repeating steps (a), (b) and (c) successively to an end of an odd or even field of the interlaced display.

L'invention est une méthode de conversion de balayage comportant les opérations suivantes : a) réception de données transmises par une source représentant une composante prédéterminée d'un signal pour les pixels de lignes successives d'un affichage sans entrelacement, b) addition desdites données reliées aux pixels verticalement adjacents dans un ensemble de lignes de l'affichage non entrelacé pour former une ligne impaire ou une ligne paire d'un affichage entrelacé, c) répétition de l'opération b) pour l'ensemble de lignes suivant pour former l'autre ligne impaire ou paire de l'affichage entrelacé, et d) répétition des opérations a), b) et c) successivement jusqu'à la fin de la trame paire ou impaire de l'affichage entrelacé.

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