Computer graphics processing and selective visual display system – Display driving control circuitry – Controlling the condition of display elements
Patent
1997-05-12
1998-10-20
Peeso, Thomas
Computer graphics processing and selective visual display system
Display driving control circuitry
Controlling the condition of display elements
39520032, 345 2, 382232, 358505, G01R 1300
Patent
active
058260358
ABSTRACT:
An image display apparatus having a computer system and an image processor. The computer system includes: a personal computer having a CPU and a main memory; and input/output apparatuses such as magneto-optical disk drive, image scanner, full color printer, etc. The image processor which commonly uses a system bus of the computer system includes an independent dedicated image bus, a compression/expansion unit, an image memory read/write controller, image memories, and a video processor. Image data which is sent from the magneto-optical disk drive is decoded by the compression/expansion unit and is held in the image memories. The image data of the image memories is transferred to the video processor through a dedicated signal line and is displayed on a large screen projection display.
REFERENCES:
patent: 5721884 (1998-02-01), Shishizuka et al.
patent: 5724537 (1998-03-01), Jones
Azuma Takashi
Hamada Nagaharu
Hikawa Ikuo
Kamiuchi Toshiro
Nakasugi Takashi
Hitachi , Ltd.
Peeso Thomas
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