the beam tracing a pattern independent of the information to be displayed, this latter determining the parts of the pattern rendered respectively visible and invisible

Introduced: January 1980

Last revised: January 2006

Full Title

Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators > using single beam tubes > the beam tracing a pattern independent of the information to be displayed, this latter determining the parts of the pattern rendered respectively visible and invisible

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

2 direct subcodes

Child Classifications

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G09G 1/16 the pattern of rectangular co-ordinates extending over the whole area of the screen, i.e. television type raster
G09G 1/18 a small local pattern covering only a single character, and stepping to a position for the following character, e.g. in rectangular or polar co-ordinates, or in the form of a framed star