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:
Apr. 28, 1992
Filed:
Aug. 13, 1987
Applicant:
Inventors:
Kouki Noguchi, Kokubunji, JP;
Yoshimune Hagiwara, Hachioji, JP;
Kazuhiko Iwasaki, Hachioji, JP;
Hirokazu Aoki, Hachioji, JP;
Shigeru Shimada, Hoya, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
395325 ; 3642328 ; 364240 ; 36424242 ; 3649256 ; 3649354 ; 364D / ;
Abstract
A microprocessor suitable for a high speed processor system prevents extension of a bus cycle due to delay of generation of a bus cycle end signal and effectively utilizes a characteristic of a high speed accessable external device.