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Class Information
Number: 714/6
Name: Error detection/correction and fault detection/recovery > Data processing system error or fault handling > Reliability and availability > Fault recovery > By masking or reconfiguration > Of memory or peripheral subsystem > Redundant stored data accessed (e.g., duplicated data, error correction coded data, or other parity-type data)
Description: Subject matter further including means or steps for recovery by accessing redundant stored data.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6961788 |
Disk control device and control method therefor |
Nov. 1, 2005 |
| 6961816 |
Disk array device with selectable method for generating redundant data |
Nov. 1, 2005 |
| 6961817 |
Volume management method and apparatus |
Nov. 1, 2005 |
| 6961826 |
Processor state reintegration using bridge direct memory access controller |
Nov. 1, 2005 |
| 6961868 |
Fault tolerant storage system and method using a network of servers |
Nov. 1, 2005 |
| 6961869 |
Electronic apparatus and correction method |
Nov. 1, 2005 |
| 6959399 |
Selective automated power cycling of faulty disk in intelligent disk array enclosure for error recovery |
Oct. 25, 2005 |
| 6959400 |
System and method for establishing consistent memory contents in redundant systems |
Oct. 25, 2005 |
| 6959411 |
Intelligent error checking method and mechanism |
Oct. 25, 2005 |
| 6959413 |
Method of handling unreadable blocks during rebuilding of a RAID device |
Oct. 25, 2005 |
| 6957291 |
Removable disk storage array emulating tape library having backup and archive capability |
Oct. 18, 2005 |
| 6957353 |
System and method for providing minimal power-consuming redundant computing hardware for distributed services |
Oct. 18, 2005 |
| 6957359 |
Data processing apparatus and data processing method |
Oct. 18, 2005 |
| 6957361 |
Method, system, and program for error handling in a dual adaptor system |
Oct. 18, 2005 |
| 6954875 |
Method of recovering a flight critical computer after a radiation event |
Oct. 11, 2005 |
| 6954889 |
Circuit for modifying stored data |
Oct. 11, 2005 |
| 6952792 |
Failover system for storage area network |
Oct. 4, 2005 |
| 6952793 |
Computer system and methods for acquiring dump information and system recovery |
Oct. 4, 2005 |
| 6952794 |
Method, system and apparatus for scanning newly added disk drives and automatically updating RAID configuration and rebuilding RAID data |
Oct. 4, 2005 |
| 6950832 |
Method for dynamically allocating a device in an LPAR system |
Sep. 27, 2005 |
| 6950884 |
Device and method for bidirectional data transfer between two processors wherein DMA channel provides improved data transfer between processors |
Sep. 27, 2005 |
| 6950893 |
Hybrid switching architecture |
Sep. 27, 2005 |
| 6950901 |
Method and apparatus for supporting parity protection in a RAID clustered environment |
Sep. 27, 2005 |
| 6950907 |
Enhanced protection for memory modification tracking with redundant dirty indicators |
Sep. 27, 2005 |
| 6950961 |
Highly available, monotonic increasing sequence number generation |
Sep. 27, 2005 |
| 6947981 |
Flexible data replication mechanism |
Sep. 20, 2005 |
| 6948026 |
Erase block management |
Sep. 20, 2005 |
| 6948038 |
System and method for backing up and restoring data |
Sep. 20, 2005 |
| 6948088 |
Methods and apparatus for efficient transaction processing on redundant systems |
Sep. 20, 2005 |
| 6948089 |
Apparatus and method for multiple generation remote backup and fast restore |
Sep. 20, 2005 |
| 6948091 |
High integrity recovery from multi-bit data failures |
Sep. 20, 2005 |
| 6948112 |
System and method for performing backward error recovery in a computer |
Sep. 20, 2005 |
| 6944726 |
Distributed background track processing |
Sep. 13, 2005 |
| 6944735 |
Method and apparatus for disc drive data security using a defect list |
Sep. 13, 2005 |
| 6944758 |
Backup method for interface BIOS by making backup copy of interface BIOS in system BIOS and executing backup interface BIOS in system BIOS if error occurs |
Sep. 13, 2005 |
| 6944787 |
System-managed duplexing of coupling facility structures |
Sep. 13, 2005 |
| 6944790 |
System and method for collecting and restoring user environment data using removable storage |
Sep. 13, 2005 |
| 6944791 |
Method of handling unreadable blocks during write of a RAID device |
Sep. 13, 2005 |
| 6941186 |
Semiconductor manufacturing apparatus |
Sep. 6, 2005 |
| 6941396 |
Storage controller redundancy using bi-directional reflective memory channel |
Sep. 6, 2005 |
| 6941490 |
Dual channel restoration of data between primary and backup servers |
Sep. 6, 2005 |
| 6938123 |
System and method for raid striping |
Aug. 30, 2005 |
| 6938124 |
Hardware assisted communication between processors |
Aug. 30, 2005 |
| 6938125 |
Storage system with data prefetch function |
Aug. 30, 2005 |
| 6938137 |
Apparatus and method for online data migration with remote copy |
Aug. 30, 2005 |
| 6938180 |
Logical restores of physically backed up data |
Aug. 30, 2005 |
| 6938184 |
Method and system for providing persistent storage of user data |
Aug. 30, 2005 |
| 6934771 |
Hardware I/O control block structure for mirrored and non-mirrored data transfers |
Aug. 23, 2005 |
| 6934804 |
Method and system for striping spares in a data storage system including an array of disk drives |
Aug. 23, 2005 |
| 6934822 |
Organization of multiple snapshot copies in a data storage system |
Aug. 23, 2005 |
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