Apparatus and method for monitoring data storage device for usage and warranty

• US 7,571,263 B2
• Filed: 12/02/2004
• Issued: 08/04/2009
• Est. Priority Date: 12/02/2004
• Status: Expired due to Fees

• Current Assignee: Western Digital Technologies Incorporated (Western Digital Corporation)
• Original Assignee: Hitachi Global Storage Technologies Netherlands BV (Western Digital Corporation)
• Inventors: New, Richard, Campello, Jorge, Wilson, Bruce A.
• Primary Examiner(s): Tsai; Henry W. H.
• Assistant Examiner(s): Mamo; Elias
• Application Number:
  US11/003,720
• Publication Number:
  US 20060136776A1
• Time in Patent Office: 1,706 Days
• Field of Search: 710/18, 710/19
• US Class Current: 710/18
• CPC Class Codes: G06Q 40/00 Finance; Insurance; Tax strategies; Processing of corporate or income taxes
• CPC Class Codes: G06Q 40/08 Insurance
• CPC Class Codes: G11B 2220/2516 Hard disks
• CPC Class Codes: G11B 2220/65 wherein solid state memory is used for storing indexing information or metadata
• CPC Class Codes: G11B 27/36 Monitoring, i.e. supervising the progress of recording or reproducing for digital recording G11B20/00 and s.gr.; for monitoring, testing or measuring of TV recorders of the type covered by H04N5/76 and subgroups, see H04N17/06

Abstract

Embodiments of the present invention provide a method and a system for monitoring a storage device for usage and warranty. In one embodiment, a data storage apparatus comprises a nonvolatile storage; and a data storage controller configured to store a log of status parameters of the data storage apparatus in the nonvolatile storage. The log of status parameters of the data storage apparatus in the nonvolatile storage is not resettable. Storing of the log of status parameters of the data storage apparatus in the nonvolatile storage cannot be disabled.

Claims

1. A data storage apparatus comprising:

a nonvolatile storage; and

a data storage controller configured to store a log of status parameters of the data storage apparatus in the nonvolatile storage,

wherein the log of status parameters of the data storage apparatus in the nonvolatile storage is not resettable and includes a usage parameter, and

wherein storing of the log of status parameters of the data storage apparatus in the nonvolatile storage is designed such that the storing cannot be disabled, wherein the data storage apparatus is a disk drive, and

wherein the data storage controller is configured to check a value of the usage parameter of the data storage apparatus before shutting down of the data storage apparatus and after subsequent starting up of the data storage apparatus to verify if the data storage apparatus has been used with a different system during a period of shut down between the shutting down and the subsequent starting up of the data storage apparatus,

wherein when the value of the usage parameter is different after starting up compared before shutting down, the data storage controller is configured to store information in the log of status parameters identifying the data storage apparatus as having been used with a different system.

2. The data storage apparatus of claim 1 wherein the nonvolatile storage comprises a tamper resistant module.

3. The data storage apparatus of claim 1 wherein the nonvolatile storage is configured to be readable without powering up the data storage apparatus.

4. The data storage apparatus of claim 1 wherein the data storage controller is configured to update the log of status parameters of the data storage apparatus in the nonvolatile storage during any one or more of (i) powering up of the data storage apparatus, (ii) shutting down of the data storage apparatus, and (iii) operating time of the data storage apparatus in a periodic manner.

5. A data storage apparatus comprising:

a nonvolatile storage;

a data storage controller configured to store a log of status parameters of the data storage apparatus in the nonvolatile storage, and

a warranty status indicator to indicate whether warranty of the data storage apparatus has been terminated, the warranty status indicator being configured to provide an irreversible indication when the warranty of the data storage apparatus is terminated,

wherein the log of status parameters of the data storage apparatus in the nonvolatile storage is designed to not be resettable, and

wherein storing of the log of status parameters of the data storage apparatus in the nonvolatile storage is designed such that the storing cannot be disabled, wherein the data storage apparatus is a disk drive, wherein the nonvolatile storage comprises an area on a surface of a disk of the disk drive, and wherein the status parameters include a number of access operations and/or a number of disk revolutions of the disk of the disk drive,

wherein the status parameters include an encrypted usage parameter which keeps track of a plurality of host systems with which the data storage apparatus is used, wherein all accesses to the data storage device are transmitted through the host system that is currently using the data storage apparatus.

6. A data storage apparatus comprising:

a detection module to detect whether warranty of the data storage apparatus has been terminated, wherein information detected by the detection module includes non-operating parameters detected when the data storage apparatus is shut down, and wherein the detection module comprises a nonvolatile storage and a data storage controller configured to store a log of status parameters of the data storage apparatus in the nonvolatile storage, wherein the log of status parameters of the data storage apparatus in the nonvolatile storage is not resettable, and wherein storing of the log of status parameters of the data storage apparatus in the nonvolatile storage cannot be disabled;

a warranty status indicator operatively coupled with the detection module to indicate whether the warranty of the data storage apparatus has been terminated, the warranty status indicator being configured to provide an irreversible indication when the warranty of the data storage apparatus is terminated; and

a processor configured to initiate a sending of a value of the warranty status indicator to a database of a manufacturer of the data storage apparatus via the Internet.

7. The data storage apparatus of claim 6 wherein the warranty status indicator comprises a fuse that is burned when the warranty of the data storage apparatus has been terminated.

8. The data storage apparatus of claim 6 wherein the warranty status indicator indicates that the warranty of the data storage apparatus has been terminated when information detected by the detection module shows one or more warranty thresholds have been exceeded.

9. The data storage apparatus of claim 6 wherein the information detected by the detection module includes operating parameters detected when the data storage apparatus is operating.

10. The data storage apparatus of claim 6 wherein the warranty status indicator indicates that the warranty of the data storage apparatus has been terminated when the log of status parameters of the data storage apparatus in the nonvolatile storage shows one or more warranty thresholds have been exceeded.

11. A method of validating warranty of a data storage apparatus, the method comprising:

storing a log of status parameters of the data storage apparatus in a nonvolatile storage of the data storage device, the log of status parameters of the data storage apparatus in the nonvolatile storage being not resettable and storing of the log of status parameters of the data storage apparatus in the nonvolatile storage configured not to be disabled;

checking, with at least one processor of the data storage apparatus, the status parameters in the log against one or more warranty thresholds to determine whether a warranty of the data storage apparatus has been terminated;

checking the log of status parameters of the data storage apparatus before shutting down of the data storage apparatus and after subsequent starting up of the data storage apparatus to verify if the data storage apparatus has been used with a different system during a period of shut down between the shutting down and the subsequent starting up of the data storage apparatus;

when a warranty threshold is exceeded, turning on a warranty flag stored in the data storage apparatus to indicate the termination of the warranty; and

sending, from the data storage apparatus to a database of a manufacturer of the data storage apparatus via the Internet, the warranty flag, wherein the sending is initiated by a processor of the storage apparatus.

12. The method of claim 11 wherein storing comprises updating the log of status parameters of the data storage apparatus in the nonvolatile storage during any one or more of (i) powering up of the data storage apparatus, (ii) shutting down of the data storage apparatus, and (iii) operating time of the data storage apparatus in a periodic manner.

13. The method of claim 11 further comprising reading the log of status parameters of the data storage apparatus in the nonvolatile storage without powering up the data storage apparatus.

14. The method of claim 11 further comprising keeping track of one or more systems with which the data storage apparatus is used by using an encrypted usage parameter in the log of status parameters.

15. The method of claim 11 further comprising providing a warranty status indicator to indicate whether warranty of the data storage apparatus has been terminated.

16. The method of claim 15 wherein the warranty status indicator comprises a fuse, and further comprising burning the fuse when the warranty of the data storage apparatus has been terminated.

17. The method of claim 15 further comprising setting the warranty status indicator to indicate that the warranty of the data storage apparatus has been terminated when the log of status parameters of the data storage apparatus in the nonvolatile storage shows one or more warranty thresholds have been exceeded.

18. The method of claim 17 further comprising periodically checking the log of status parameters against the one or more warranty thresholds.

19. The method of claim 15 further comprising:

detecting information not stored in the nonvolatile storage, and

setting the warranty status indicator to indicate that the warranty of the data storage apparatus has been terminated when the detected information shows one or more warranty thresholds have been exceeded.

20. The method of claim 19 wherein the information detected outside of the log of status parameters in the nonvolatile storage includes non-operating parameters detected when the data storage apparatus is shut down.