Control of the bit-mapped memory

Introduced: January 2000

Last revised: January 2006

Full Title

Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators > characterised by the display of individual graphic patterns using a bit-mapped memory > Control of the bit-mapped memory

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

4 direct subcodes

Child Classifications

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G09G 5/391 Resolution modifying circuits, e.g. variable screen formats
G09G 5/393 Arrangements for updating the contents of the bit-mapped memory
G09G 5/395 Arrangements specially adapted for transferring the contents of the bit-mapped memory to the screen
G09G 5/399 using two or more bit-mapped memories, the operations of which are switched in time, e.g. ping-pong buffers