| 6681310 |
Storage management system having common volume manager |
| Jan-20-2004 |
A storage management system in which a plurality of volume providers maps logical storage volumes onto one or more storage devices within a stand-alone computer or within a storage network. A common volume... |
| 6681290 |
Physical data layout to reduce seeks in a raid system |
| Jan-20-2004 |
A data storage subsystem which reduces seek time, by defining a logical storage space wherein part of the logical storage space is defined to correspond to a primary storage space of a first physical data... |
| 6678809 |
Write-ahead log in directory management for concurrent I/O access for block storage |
| Jan-13-2004 |
Block-level storage is managed in a computerized storage system by recording into a write-ahead log a description of block-level updates made to data in a volume in a main memory and in a storage device... |
| 6678788 |
Data type and topological data categorization and ordering for a mass storage system |
| Jan-13-2004 |
The storage space of a RAID striped mass storage system is topologically organized as a plurality of basic units of storage space for storing data items in data blocks. A topological data formatter includes... |
| 6678705 |
System for archiving electronic documents using messaging groupware |
| Jan-13-2004 |
The present invention discloses an architecture for document archival built on network-centric groupware such as Internet standards-based messaging. Archiving and retrieving and classifying documents into... |
| 6675260 |
Virtual electronic data library supporting mixed drive types using virtual libraries within a single library |
| Jan-6-2004 |
A virtual electronic data library system has a plurality of storage elements. Each storage element is adapted to store a medium of a plurality of media. Preferably, a plurality of subsets of the media... |
| 6675180 |
Data updating apparatus that performs quick restoration processing |
| Jan-6-2004 |
A data updating apparatus updates a plurality of pieces of data that constitutes a file in a storage medium. The storage medium stores (a) first and second FATs which indicate data storage locations and... |
| 6675179 |
Recording and/or reproducing apparatus, portable recording and reproducing apparatus, data transfer system, data transfer method, and data recording and reproducing method |
| Jan-6-2004 |
A recording and/or reproducing apparatus for recording and/or reproducing data to and/or from a recording medium having a data area in which data are stored and a management data area in which management... |
| 6675175 |
Method and system for sharing catalogs in a multiprocessing system utilizing a shared processor |
| Jan-6-2004 |
A method and system for sharing a catalog in a multiprocessor system is disclosed. The multiprocessor system includes a plurality of host systems. The method and system comprises storing a copy of an entire... |
| 6671706 |
Method and system for editing the content of a web site with a facsimile transmission |
| Dec-30-2003 |
A method of updating a Web site maintained by a web server capable of receiving and responding to requests for information from Web clients and coupled to a computer database comprising the steps of transmitting... |
| 6671705 |
Remote mirroring system, device, and method |
| Dec-30-2003 |
In a remote mirroring system, device, and method, a master storage unit stores information in a log and uses the information from the log to quickly resynchronize slave images following a failure in the... |
| 6671704 |
Method and apparatus for handling failures of resource managers in a clustered environment |
| Dec-30-2003 |
A transaction processing system manages an information collection by employing a two-phase transaction commit protocol. Transaction participants are provided a unique identifier for use in communicating... |
| 6671703 |
System and method for file transmission using file differentiation |
| Dec-30-2003 |
The present invention provides a system and method for efficiently transferring files using file differentiation. In architecture, the system includes a client device with a device file, a server device... |
| 6668264 |
Resynchronization of a target volume with a source volume |
| Dec-23-2003 |
An improved method and apparatus for quickly and efficiently updating the original source volume and original target volumes after the original source volume has become temporarily unavailable. The original... |
| 6668262 |
Methods and apparatus for modifying a database |
| Dec-23-2003 |
The invention is directed to techniques for modifying a database. A database manager receives operation entries to be applied to a database. The database manager generates an error detection value for... |
| 6665781 |
Method and apparatus for data duplexing in storage unit system |
| Dec-16-2003 |
With the purpose of achieving consistent non-synchronous copying of data from a plurality of primary side control units to a plurality of secondary side control units, all of the secondary side control... |
| 6665689 |
Backup and restore for heterogeneous file server environment |
| Dec-16-2003 |
The invention provides a file server that provides for backup and restore of files in a heterogeneous file server environment. Metadata associated with each file by each model or protocol is preserved... |
| 6665086 |
Automatic and transparent archiving of documents and document information |
| Dec-16-2003 |
An automatic archiving system that makes document archiving largely transparent to the user. In one embodiment, documents scanned in or printed during the course of office equipment operation are automatically... |
| 6662198 |
Method and system for asynchronous transmission, backup, distribution of data and file sharing |
| Dec-9-2003 |
A system and method is provided for asynchronously sharing, backing up, and distributing data based on immutable entries. The system which is layered upon an existing operating system automatically stores,... |
| 6662197 |
Method and apparatus for monitoring update activity in a data storage facility |
| Dec-9-2003 |
A method and apparatus for monitoring update activity, particularly in the form of write requests, to a data storage facility, over at least one cycle to identify any write operation or update that occurs... |
| 6662196 |
Collision avoidance in bidirectional database replication |
| Dec-9-2003 |
A bidirectional database replication system includes a plurality of nodes. Each transaction at an originating node is paused prior to a commit operation. Ready to commit tokens are sent to the other nodes... |
| 6658541 |
Computer system and a database access method thereof |
| Dec-2-2003 |
A database update method for a computer system having a host computer and a storage sub-system where a database is maintained is disclosed. The storage sub-system includes first and second storage units... |
| 6658540 |
Method for transaction command ordering in a remote data replication system |
| Dec-2-2003 |
A disaster-tolerant data backup and remote copy system which is implemented as a controller-based replication of one or more LUNs (logical units) between two remotely separated pairs of array controllers... |
| 6658504 |
Storage apparatus |
| Dec-2-2003 |
In a high-performance data storage system, an enclosure contains a multiplicity of disk drives, each of which has two high-speed serial data ports. Respective data lines are provided which connect each... |
| 6658470 |
Centralized logging of global reliability, availability, and serviceability (GRAS) services data for a distributed environment and backup logging system and method in event of failure |
| Dec-2-2003 |
The present system and method logs global reliability, availability, and serviceability (GRAS) services data for runtime environment (RTE) systems or applications in a central repository within a distributed... |
| 6658439 |
File system |
| Dec-2-2003 |
When an object file is read from a recording medium by a file system, a jump table retrieving section retrieves a unit-record-area number, corresponding to the unit record area to which individual desired... |
| 6658436 |
Logical view and access to data managed by a modular data and storage management system |
| Dec-2-2003 |
A data retrieval system that includes a computer system having a processor that supports operation of at least one software application that is used for retrieving data in the computer system. A plurality... |
| 6658435 |
Disk image backup/restore with data preparation phase |
| Dec-2-2003 |
A method for backing up data stored using a filing system on a computer non-volatile storage device is described. First pre-defined signature data is written, using the filing system, to substantially... |
| 6658434 |
Method of and a system for recovering data in an information processing system |
| Dec-2-2003 |
In an information processing system including a central processor for generating commands to process storage data stored and for executing a sequence processing and a storage subsystem including a plurality... |
| 6654912 |
Recovery of file system data in file servers mirrored file system volumes |
| Nov-25-2003 |
The invention provides a method and system for recovery of file system data in file servers having mirrored file system volumes. The invention makes use of a "snapshot" feature of a robust file system... |
| 6654771 |
Method and system for network data replication |
| Nov-25-2003 |
Techniques are provided for replicating database changes among servers of a database system that effectively removes the inconsistency problems encountered after restoration from backup and due to removal... |
| 6654752 |
Method and apparatus for independent and simultaneous access to a common data set |
| Nov-25-2003 |
A data network with data storage facilities for providing redundant data storage and for enabling concurrent access to the data for multiple purposes. A first data processing system with a first data facility... |
| 6654288 |
Method and device for backing up data in a memory module and memory module |
| Nov-25-2003 |
Method and device for backing up data in a non-volatile memory module and a memory module, the data being stored multiple times in the memory module, the data being backed up using at least one check identifier... |
| 6651077 |
Backup and restoration of data in an electronic database |
| Nov-18-2003 |
To avoid possible data corruption resulting from restoring data to a database from a backup set that is not valid for the database, attempted restore operations are intercepted before they are performed.... |
| 6651076 |
Archive computer system and method for storage and retrieval of records |
| Nov-18-2003 |
A computer network system is set forth for bi-directionally communicating information in a predetermined format between a plurality of client computers and a server. The system includes an archive computer... |
| 6651075 |
Support for multiple temporal snapshots of same volume |
| Nov-18-2003 |
A system and method for more efficiently maintaining multiple temporal snapshots of a common base volume. When the base volume is modified, such as when existing data is overwritten with new data, that... |
| 6651074 |
Method and apparatus for storage and retrieval of very large databases using a direct pipe |
| Nov-18-2003 |
A method and apparatus for directly connecting very large data streams from an archive command into a backup data system using an "intelligent process." An output stream-is piped into an intelligent pipe-reading... |
| 6647473 |
Kernel-based crash-consistency coordinator |
| Nov-11-2003 |
A snapshot system capable of capturing snapshots of multiple volumes wherein the snapshots are coordinated. A snapshot manager determines which volumes are to be involved in a snapshot operation, and issues... |
| 6647399 |
Method, system, program, and data structures for naming full backup versions of files and related deltas of the full backup versions |
| Nov-11-2003 |
A system, method, program, and data structure for performing a backup operation of a target file. At least one operation is initiated to perform at least one delta backup of the target file to at least... |
| 6643750 |
Storage apparatus system and method of data backup |
| Nov-4-2003 |
In a storage apparatus system, after having obtained the coherency between a file system of a main storage apparatus system and the stored data, a host computer issues a freezing instruction to a main... |
| 6643671 |
System and method for synchronizing a data copy using an accumulation remote copy trio consistency group |
| Nov-4-2003 |
A system and method for synchronizing a data copy include in one embodiment first and second remote copy trios, each with source, target, and secondary volumes. Source volumes store initial data files,... |
| 6640217 |
Method for extracting and storing records of data backup activity from a plurality of backup devices |
| Oct-28-2003 |
A method and system for requesting, cross-referencing, extracting and storing historical records of data backup activity by using a software component that interfaces to a plurality of data backup software... |
| 6636953 |
Receiving apparatus that receives and accumulates broadcast contents and makes contents available according to user requests |
| Oct-21-2003 |
A receiving apparatus that sequentially receives and accumulates a plurality of broadcast contents into a storage medium deletes each content accumulated in the storage medium after a predetermined time... |
| 6636878 |
Mechanism for replicating and maintaining files in a spaced-efficient manner |
| Oct-21-2003 |
A mechanism for replicating and maintaining files in a space-efficient manner is disclosed. In one embodiment, a current file is replicated by associating the data blocks of the current file with both... |
| 6636876 |
Database copy apparatus, database copy method and recording medium recorded with database copy program |
| Oct-21-2003 |
A database copy apparatus, a database copy method and a recording medium recorded with a database copy program, which increases the generality of database copying irrespective of the database structure,... |
| 6636861 |
Real-time database upload with real-time column mapping |
| Oct-21-2003 |
A method of uploading and processing database files of varying file format and column ordering from a client machine to a server machine for storage in a centralized database having a predetermined file... |
| 6633892 |
Archiving tool |
| Oct-14-2003 |
This invention discloses a system and method for archiving files in an archive file that provides customized entry names for the archived files. The system and method comprise: receiving into a memory... |
| 6629110 |
Administration of a differential backup system in a client-server environment |
| Sep-30-2003 |
A method for the administration of a differential file backup system in a client-server system is disclosed in which the various component files that comprise a backup file are read from a first memory... |
| 6629108 |
Method for insuring data integrity for mirrored independently accessible memory devices |
| Sep-30-2003 |
The present invention relates to a system and method for preserving and identifying recency information for data stored in multiple mirrored memory locations in a redundant data storage mechanism. The... |
| 6625625 |
System and method for backup and restoring by utilizing common and unique portions of data |
| Sep-23-2003 |
In an information processing system environment including a plurality of client machines and at least a server, backup data is sorted out into a data portion common to respective client machines and a... |
