Logic signal display apparatus

Details Logic signal display apparatus Logic signal display apparatus

1982-09-20

1985-05-07

Curtis, Marshall M.

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

340728, 340735, G09G 116

Patent

active

045161194

ABSTRACT:
An apparatus for displaying logic signals on a raster scan type display device is disclosed. A memory circuit stores a plurality of basic patterns corresponding to segments of a logic waveform. The basic patterns are selected from the memory circuit in accordance with the logic signal and are applied to an edge generator for generating an intensity control signal for varying the intensity of an electron beam generated within the raster scan type display device.

REFERENCES:
patent: 3573789 (1971-04-01), Sharp
patent: 4193122 (1980-03-01), Bowers
patent: 4445115 (1984-04-01), Rudgard

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