Picture display device including a staircase generator

Details Picture display device including a staircase generator Picture display device including a staircase generator

1988-12-01

1990-06-12

Groody, James J.

Facsimile and static presentation processing

Facsimile

Recording apparatus

358188, 315367, H03K 472, H04N 544

Patent

active

049337696

ABSTRACT:
A picture display device includes a generator for generating a periodical staircase-shaped signal for addressing picture elements on display screen. The initial value of the staircase shape is settable and a stepwise change takes place each time upon the occurrence of clock pulses. The height of the steps is determined by the following measures:

REFERENCES:
patent: 4581585 (1986-08-01), Bristol
patent: 4617495 (1986-10-01), Culter
patent: 4638308 (1987-01-01), Kuwabara et al.
patent: 4677350 (1987-06-01), Wharton et al.
patent: 4689526 (1987-08-01), Schweer
patent: 4761586 (1988-08-01), Wharton
patent: 4782269 (1988-11-01), Haferl

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