Global Patent Index - EP 1901267 A3

EP 1901267 A3 20091202 - Method of driving discharge display panel for reducing audible noise

Title (en)

Method of driving discharge display panel for reducing audible noise

Title (de)

Verfahren zur Ansteuerung einer Entladungsanzeigetafel zur Reduktion von hörbarem Geräusch

Title (fr)

Procédé de commande de panneau d'affichage à décharge pour la réduction de bruit audible

Publication

EP 1901267 A3 20091202 (EN)

Application

EP 07115759 A 20070905

Priority

KR 20060089248 A 20060914

Abstract (en)

[origin: EP1901267A2] Provided is a method of driving a discharge display panel, in which sub fields of a unit frame are allocated different gray-scale weights and are time-division driven. Here, at least one other sub field is present between a sub field given a maximum gray-scale weight and a sub field given a second largest gray-scale weight.

IPC 8 full level

G09G 3/28 (2006.01); G09G 3/288 (2006.01); G09G 3/294 (2013.01)

CPC (source: EP KR)

G09G 3/2037 (2013.01 - EP); G09G 3/204 (2013.01 - EP); G09G 3/291 (2013.01 - KR); G09G 3/294 (2013.01 - EP); G09G 3/296 (2013.01 - KR); G09G 2320/0266 (2013.01 - EP); G09G 2330/06 (2013.01 - EP)

Citation (search report)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA HR MK RS

DOCDB simple family (publication)

EP 1901267 A2 20080319; EP 1901267 A3 20091202; CN 101145312 A 20080319; KR 100911006 B1 20090805; KR 20080024747 A 20080319

DOCDB simple family (application)

EP 07115759 A 20070905; CN 200710153733 A 20070914; KR 20060089248 A 20060914