Global Patent Index - EP 0337833 A1

EP 0337833 A1 19891018 - Procedure for point for point control of a plasma panel.

Title (en)

Procedure for point for point control of a plasma panel.

Title (de)

Punkt für Punkt Ansteuermethode für einen Plasma-Anzeiger.

Title (fr)

Procédé de commande point par point d'un panneau à plasma.

Publication

EP 0337833 A1 19891018 (FR)

Application

EP 89400789 A 19890321

Priority

FR 8803954 A 19880325

Abstract (en)

Cycles of keep-alive voltages are applied to the addressing-keep- alive electrodes (Yae)i and to the keep-alive electrodes (Ye) and write pulses (Ii) are applied to the control electrodes (Xj) during the intervals (Ti) when the keep-alive voltages are of opposite polarity, and deletion pulses (Ie) are applied to the control electrodes during the intervals (Te) when the said voltages have the same polarity. Application to display screens. <IMAGE>

IPC 1-7

G09G 3/28; H01J 17/49

IPC 8 full level

H01J 11/00 (2006.01); G09G 3/28 (2006.01); G09G 3/288 (2006.01)

CPC (source: EP)

G09G 3/2932 (2013.01); G09G 3/298 (2013.01); G09G 3/2927 (2013.01); G09G 2320/0228 (2013.01)

Citation (search report)

Designated contracting state (EPC)

DE FR GB NL

DOCDB simple family (publication)

EP 0337833 A1 19891018; FR 2629245 A1 19890929; JP H02230185 A 19900912

DOCDB simple family (application)

EP 89400789 A 19890321; FR 8803954 A 19880325; JP 7478989 A 19890327