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:
Jan. 16, 2001
Filed:
Mar. 12, 1998
Kouji Tanagawa, Tokyo, JP;
Oki Electric Industry Co., Ltd., Tokyo, JP;
Abstract
A microcontroller comprising a first memory,used by a CPU,to perform arithmetic operations; a second memory,for a multitask process for storing data transferred from an external device,during the arithmetic process of CPU,; bus switches,and,for switching over the connection of data buses of CPU,and the external device,; and an address supply portion,, which is connected to the address bus of the external device,while the second memory,is connected to the data bus of the external device,, and which generates address signals by which to store data from the external device, wherein this microcontroller can perform a multitask process without adopting an expensive device such as a dual port RAM.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile