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:
Nov. 08, 2011
Filed:
Apr. 02, 2009
Mingjun Xu, Shenzhen, CN;
Shuai Xiao, Shenzhen, CN;
Mingjun Xu, Shenzhen, CN;
Shuai Xiao, Shenzhen, CN;
Chengdu Huawei Symantec Technologies Co., Ltd., Chengdu, CN;
Abstract
A disk operation protection method and a disk controller are disclosed herein. The method includes: receiving a request for a disk operation; obtaining, by a disk controller, operation control parameters corresponding to the current disk area to be operated, and determining whether to allow operation of the current disk area according to the operation control parameters; if determining that the current disk area is allowed to be operated according to the operation control parameters, performing the disk operation. By implementing the embodiments of the present disclosure, the operation of the data stored in a disk is protected, illegal disk operations such as maliciously intended modification are prevented, the disk is protected in the process of generating data, and the defects of the disk protection mechanism in the prior art are overcome.