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:
Mar. 27, 2012
Filed:
Jul. 11, 2005
Zhongqing LI, Beijing, CN;
Liang Tang, Beijing, CN;
Zhongqing Li, Beijing, CN;
Liang Tang, Beijing, CN;
Lenovo (Beijing) Limited, Beijing, CN;
Abstract
A computer multi-OS switching method, in which a data exchange region for storing OS running environment information is provided, wherein the method includes: A. saving running information of computer hardware devices in a random access memory (RAM) by the computer after receiving a command for switching OS; B. obtaining OS running environment information of OS to be switched to from the data exchange region and storing the obtained OS running environment information in the RAM by the computer; C. restoring running state of the computer hardware devices based on its running information stored in the RAM, obtaining a preset OS to be switched to, starting the OS and subsequently executing the OS running environment information in the RAM by the computer. The method reduces the time for switching between multi-OSs in a computer.