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:
Dec. 30, 2003
Filed:
Feb. 02, 2000
Kazunori Naito, Kawasaki, JP;
Masahiro Ito, Higashine, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
An access control method for drive units that can recognize drive units in specific groups, and drive units to which the method applies are disclosed. The method includes the steps of generating a device driver start request by a driver control program when the OS starts; sending a check command on the basis of the device driver start request; loading the specific device driver corresponding to the specific code contained in the response from the drive unit for the check command; and converting a predetermined host command by the specific device driver and sending the corresponding command to the drive unit under the specific device driver when the predetermined host command for the drive unit under the specific device driver is sent from the host device.