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.

Date of Patent:
Dec. 01, 1992

Filed:

Jan. 27, 1992
Applicant:
Inventors:

Masaru Kuki, Osaka, JP;

Toshimitsu Nakade, Nabari, JP;

Hirotake Hayashi, Tenri, JP;

Takaaki Uno, Nara, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
395650 ; 3642817 ; 3642412 ;
Abstract

A computer peripheral device incorporating a multi-task control device which is extremely useful for such programs controlling the microcomputer system. In particular, the multi-task control device effectively controls a plurality of tasks executed by the CPU by using means other than the CPU including such means for controlling operations needed for comparing priority orders between a plurality of tasks, and the other means for generating interrupt operations from this control device against the CPU needed for switching tasks being executed in accordance with the result of the priority comparative operations.


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