Patent Search Results

1 6,966,012 Memory column redundancy circuitry and method for implementing the same
2 6,954,710 Method and monitoring system for monitoring at least one subscriber line
3 6,907,543 Data storage system
4 6,901,533 Reconstructing memory residents queues of an inactive processor
5 6,883,112 Storage device, backup and fault tolerant redundant method and computer program code of plurality storage devices
6 6,880,110 Self-repairing computer having protected software template and isolated trusted computing environment for automated recovery from virus and hacker attack
7 6,832,346 System and method for managing and communicating state changes of a complex system
8 6,810,011 Protection switching within an OP-n layer
9 6,795,934 Storage subsystem and information processing system
10 6,766,491 Parity mirroring between controllers in an active-active controller pair
11 6,742,139 Service processor reset/reload
12 6,732,296 Object oriented scaleable test executive
13 6,732,292 Adaptive bi-directional write skip masks in a data storage device
14 6,647,508 Multiprocessor computer architecture with multiple operating system instances and software controlled resource allocation
15 6,578,115 Method and apparatus for handling invalidation requests to processors not present in a computer system
16 6,564,340 Fault tolerant virtual VMEbus backplane design
17 6,539,474 System and method for selectively executing different boot routines depending on whether an error is detected
18 6,539,452 Semiconductor redundant memory provided in common
19 6,530,032 Network fault recovery method and apparatus
20 6,530,003 Method and system for maintaining data coherency in a dual input/output adapter utilizing clustered adapters
21 6,519,687 File mirroring drive that mirrors data on a file basis
22 6,477,607 Duplexing structure of switching system processor and method thereof
23 6,470,461 Disk drive controller circuit and method for skipping defective and/or undesired sectors
24 6,427,186 Memory, interface system and method for mapping logical block numbers to physical sector numbers in a flash memory, using a master index table and a table of physical sector numbers
25 6,397,313 Redundant dual bank architecture for a simultaneous operation flash memory
26 6,397,292 Asymmetrical striping of mirrored storage device arrays and concurrent access to even tracks in the first array and odd tracks in the second array to improve data access performance
27 6,385,707 Method and apparatus for backing up a disk drive upon a system failure
28 6,378,038 Method and system for caching data using raid level selection
29 6,374,264 Method and apparatus for detecting and recovering from data corruption of a database via read prechecking and deferred maintenance of codewords
30 6,370,655 Method and system for reversed-sequence code loading into partially defective memory
31 6,370,653 Internetwork route calculation execution method and apparatus
32 6,347,378 Techniques and circuits for high yield improvements in programmable devices using redundant logic
33 6,345,367 Defective memory block handling system by addressing a group of memory blocks for erasure and changing the content therewith
34 6,339,812 Method and apparatus for handling invalidation requests to processors not present in a computer system
35 6,327,670 Duplex processor with an update bus and method for operating the update bus
36 6,321,294 Method and apparatus for converting between logical and physical memory space in a raid system
37 6,311,289 Explicit state copy in a fault tolerant system using a remote write operation
38 6,295,595 Method and structure for accessing a reduced address space of a defective memory
39 6,286,112 Method and mechanism for providing a non-stop, fault-tolerant telecommunications system
40 6,275,915 Selective memory duplication arrangement
41 6,263,452 Fault-tolerant computer system with online recovery and reintegration of redundant components
42 6,237,110 Apparatus and method accessing flash memory
43 6,233,654 Recording apparatus having a partially exchangeable disk array, a loading/unloading device, and a control device and which uses a disk-like recording medium
44 6,223,303 Disk drive having two tiered defect list comprising marginal and reserved data sectors
45 6,223,247 Disk shaped recording medium and drive apparatus utilizing logical block address conversion and start addresses which increase from inner and outer circumferential sides of the medium
46 6,199,176 Method and apparatus for storage resource reassignment utilizing an indicator to enhance the likelihood of successful reconfiguration
47 6,195,727 Coalescing raid commands accessing contiguous data in write-through mode
48 6,192,432 Caching uncompressed data on a compressed drive
49 6,182,198 Method and apparatus for providing a disc drive snapshot backup while allowing normal drive read, write, and buffering operations
50 6,163,526 Transmission system for switching connection from a working channel line to a protection channel line while avoiding instantaneous cutoff upon failure