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. 08, 2003
Filed:
Mar. 05, 1999
Applicant:
Inventors:
Kunihiko Tsunedomi, Hitachi, JP;
Tadashi Kamiwaki, Naka-gun, JP;
Masahiko Saito, Hitachi, JP;
Keiji Kuwahara, Naka-gun, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 9/06 ;
U.S. Cl.
CPC ...
G06F 9/06 ;
Abstract
An operating system (OS) supports logical storage and comprises a framework and a plurality of modules to realize exchange of modules including a memory management module. The OS exchanges modules online and has a logical address space as well as a fixed physical space whose physical addresses and logical addresses are equal to each other, and the fixed physical space has the framework and an inheritance buffer. Information is inherited between old and new modules to be exchanged, by the inheritance buffer.