The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 08, 2001
Filed:
Apr. 20, 1990
Applicant:
Inventors:
Hiromichi Yamada, Hitachi, JP;
Tadashi Fukushima, Hitachi, JP;
Shigeru Matsuo, Hitachi, JP;
Takashi Miyamoto, Tokyo, JP;
Tooru Komagawa, Hitachi, JP;
Syoji Yoshida, Hitachi, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 1/00 ;
U.S. Cl.
CPC ...
G06T 1/00 ;
Abstract
A microprocessor for processing a large quantity of graphics data. The microprocessor independent of a CPU has two ports, and performs an instruction fetch and a data access or a memory access simultaneously to two memories mounted on separate buses. A graphics processing apparatus provided by the microprocessor transfers the graphics data between a system memory and a frame memory at high speeds.