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:
Jun. 25, 1996
Filed:
Aug. 02, 1993
Applicant:
Inventor:
Toshiya Takano, Hokkaido, JP;
Assignee:
Hudson Soft Co. Ltd., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
395733 ; 395500 ; 395734 ; 395775 ;
Abstract
Shadow registers for processing interruption are provided in a CPU. When the control shifts to interruption routine, the shadow registers are used for the interruption routine by changing the use of ordinary registers thereto, and the ordinary registers are prohibited to be used during a period of the interruption. Subsequently to the finish of the interruption, the ordinary registers are re-used without the necessity of the store and the re-store of the ordinary registers.
Takano, Toshiya. (1996). Method and apparatus for processing interruption (U.S. Patent No. 5530873). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5530873
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