Graphic display processing apparatus for improving speed and eff

Details Graphic display processing apparatus for improving speed and eff Graphic display processing apparatus for improving speed and eff

1994-07-25

1996-12-10

Tung, Kee Mei

Computer graphics processing and selective visual display system

Display driving control circuitry

Controlling the condition of display elements

395427, 395482, 395494, 345185, 345213, G06F 1200

Patent

active

055839851

ABSTRACT:
A graphic display processing apparatus which includes 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 process apparatus block transfer and character drawing are reformed at high speeds, thereby making a window system more practical and offering comfortable operational environment to the user.

REFERENCES:
patent: 5046023 (1991-09-01), Katsura et al.
patent: 5353403 (1994-10-01), Kohiyama et al.

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