using AC panels

Full Title

Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes > for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix > using controlled light sources > using luminous gas-discharge panels, e.g. plasma panels > using AC panels

Classification Context

Section:

PHYSICS

Class:

EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS

Subclass:

ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION

Child Classifications

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• G09G 3/29 using self-shift panels
• G09G 3/291 controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes
• G09G 3/296 Driving circuits for producing the waveforms applied to the driving electrodes
• G09G 3/297 using opposed discharge type panels
• G09G 3/298 using surface discharge panels