Graphic display processing apparatus and method for improving th

Details Graphic display processing apparatus and method for improving th Graphic display processing apparatus and method for improving th

1992-03-23

1994-10-04

Shaw, Dale M.

Computer graphics processing and selective visual display system

Display driving control circuitry

Controlling the condition of display elements

395162, 395166, 345200, G06F 1562

Patent

active

053534034

ABSTRACT:
A graphic display processing apparatus which includes having a CPU, a VRAM and a display controller, a data operation unit, an access cycle generator, an address generator and a sequential transfer sequencer. The graphic display processing apparatus also includes a mask pattern generator, dot mask generator and data position transformer. In the graphic display processing apparatus block transfer and character drawing are performed at high speeds, thereby making a window system more practical and offering comfortable operational environment to the user.

REFERENCES:
patent: 4791580 (1988-12-01), Sherrill et al.
patent: 5046023 (1991-09-01), Katsura et al.

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