Processor for a graphic terminal

Details Processor for a graphic terminal Processor for a graphic terminal

H - Electricity

04

N

375/19, 350/3

H04N 7/00 (2006.01) G09G 5/39 (2006.01)

Patent

CA 1141021

ABSTRACT OF THE DISCLOSURE A digital processor for producing and displaying a graphic image on a cathode screen designed for TV frame scanning comprises on a single microchip of a semi-conductor substrate the following principal elements: a vector generator, a symbol generator, a control unit, a writing pointer and address multiplexers, and the following auxiliary elements: a register for reading a light pen, command registers, control registers and data-storage registers; the invention may be used in information systems using a standard TV set.

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