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. 27, 2006
Filed:
Sep. 25, 2000
Mariko Okude, Hitachi, JP;
Yoshitaka Atarashi, Hitachi, JP;
Yoshinori Endo, Mito, JP;
Tadashi Kamiwaki, Tokai, JP;
Masahiko Saito, Hitachi, JP;
Hiroshi Ohno, Hitachi, JP;
Kozo Nakamura, Hitachiota, JP;
Mariko Okude, Hitachi, JP;
Yoshitaka Atarashi, Hitachi, JP;
Yoshinori Endo, Mito, JP;
Tadashi Kamiwaki, Tokai, JP;
Masahiko Saito, Hitachi, JP;
Hiroshi Ohno, Hitachi, JP;
Kozo Nakamura, Hitachiota, JP;
Hitachi, Ltd., Tokyo, JP;
Xanavi Informatics Corporation, Zama, JP;
Abstract
In a display apparatus where a plurality of operating systems are operated on a single processor, the plurality of operating systems share one and the same display in different display environments one example of which is a color pallet. In order to implement this configuration, the display apparatus includes the following configuration components: The plurality of operating systems, a display switching processing unit for switching the displays of the plurality of operating systems, graphics-drawing frames corresponding to the plurality of operating systems, and a display environment changing processing unit for changing, in correspondence with the display switching performed by the display switching processing unit, the display environments such as the color pallet, a color mode, and a frame address.