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. 24, 2003
Filed:
Jan. 21, 2000
Applicant:
Inventors:
Takashi Kurafuji, Hyogo, JP;
Akira Yamada, Hyogo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 1/200 ; G06F 1/314 ; G06F 1/338 ;
U.S. Cl.
CPC ...
G06F 1/200 ; G06F 1/314 ; G06F 1/338 ;
Abstract
A microprocessor includes a first bus and a second bus capable of operating simultaneously, a single port memory divided into a plurality of banks, a bus switch circuit provided between the plurality of banks and the first and second buses, and a processor core connected to the first and second buses and the single port memory. The bus switch circuit may be controlled statically, independent of activities on the buses, or may be controlled dynamically according to the activities.