the beam directly tracing characters, the information to be displayed controlling the deflection as a function of time in two spatial co-ordinates, e.g. according to a cartesian co-ordinate system

Full Title

Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators > using single beam tubes > the beam directly tracing characters, the information to be displayed controlling the deflection as a function of time in two spatial co-ordinates, e.g. according to a cartesian co-ordinate system

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 1/1 the deflection signals being produced by essentially digital means, e.g. incrementally
• G09G 1/12 the deflection signals being produced by essentially analogue means