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. 02, 1996
Filed:
Sep. 06, 1994
Applicant:
Inventors:
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ; G06F / ;
U.S. Cl.
CPC ...
395800 ; 395500 ; 395375 ; 395650 ; 395600 ; 3642285 ; 3642632 ; 36492781 ; 3649381 ; 364D / ;
Abstract
A virtual machine for operating, on a base machine, applications software for a target machine. The virtual machine includes first display control hardware for the base machine, second display control hardware for the target machine, a virtual machine monitor for emulating the operation of the target machine by utilizing the second display control hardware for displaying operation, and a selector for selecting one of the first display control hardware and the second display control hardware depending on whether the virtual machine monitor is operable in a target machine mode or a base machine mode. The OS of the base machine is utilized for the virtual machine without modification.