Match Document Document Title
6345367 Defective memory block handling system by addressing a group of memory blocks for erasure and changing the content therewith  
A fault tolerant memory system includes an array of block-erasable storage elements ( 12 ). Each block ( 12 ) of storage locations is sub-divided into sub-groups ( 14 ) of storage elements. A...
6343161 Image processing device  
Image data of a test pattern is transmitted to an image processor and image processing is effected by the image processor based on the test pattern. The image outputted (the results of the image...
6341333 Method for transparent exchange of logical volumes in a disk array storage device  
Load balancing of activities on physical disk storage devices is accomplished by monitoring reading and writing operations to blocks of contiguous storage locations, such as logical volumes on the...
6334195 Use of hot spare drives to boost performance during nominal raid operation  
A method and apparatus for increasing performance in a data processing system. The data processing system includes a plurality of storage devices and a backup storage device. The backup storage...
6331957 Integrated breakpoint detector and associated multi-level breakpoint techniques  
An integral breakpoint detector. The integral breakpoint detector may be included in a processor, a chipset, or another bus agent. One embodiment is an apparatus such as an integrated circuit that...
6327674 Digital information recording and reproducing system and defect managing system applied to the same  
A recording and reproducing system has a computer data table and an audio visual data table as address conversion tables for managing addresses necessary for a process in response to an access...
6324655 Input/output controller providing preventive maintenance information regarding a spare I/O unit  
A I/O controller which is connected to a plurality of I/O units and one spare I/O unit, controls a plurality of I/O units based on a command from a master unit, and allows a spare I/O unit to be...
6314024 Data processing apparatus  
A computer apparatus comprises a read-only memory, a non-volatile memory, a random access memory and a controller. The read-only memory is a memory in which a program composed of a plurality of...
6308231 Industrial control systems having input/output circuits with programmable input/output characteristics  
A programmable analog I/O circuit for use in an industrial control system has a first mode of operation as an input circuit and a second mode of operation as an output circuit. In the first mode of...
6304941 Method and apparatus for reducing processor operations when adding a new drive to a raid-6 drive group  
A new drive installation to a multiple drive, drive group begins with a start command issued by the drive group controller to a new drive. The command is then propagated to every other drive. A...
6295591 Method of upgrading and/or servicing memory without interrupting the operation of the system  
A method of providing maintenance for a memory device of a computer system without interrupting operation of the computer system, by partially mirroring a primary memory array in a secondary memory...
6282584 Structure and method for reading/writing signature commands from/to a plurality of controller pairs  
Apparatus, system, and method for a new direct commands including a Write Signature command and a Read Signature Command for use in a computer system. The Write Signature Command and associated...
6279118 Recording medium storing additional information for defect management and method for managing defects  
Recording medium storing an additional information for defect management and a method for managing defects are disclosed. The method includes the steps of processing a defective data block during...
6279089 Defective data site management through a shared defect management table  
A method of managing defective data sites on a hard disk drive through a shared defect table. The method writes both skip type entries and vector type entries to the defect table. Skip type entries...
6275892 System for on-line disk system configuration  
The system enables on-line container reconfiguration with minimal interference to the on-line processing by blocking all incoming I/O requests into the container drivers. The drivers queue the...
6272626 System for setting a flag indicating a boot failure of loading a procedure and aborting additional loading attempt thereof when the flag is detected  
A system and method for boot failure recovery in a digital computer as a result of an attempt to load a procedure in which a flag is associated with the procedure following a loading attempt which...
6266784 Direct storage of recovery plan file on remote server for disaster recovery and storage management thereof  
Disclosed are a method, a storage management system, an article of manufacture comprising a computer readable medium, and a computer program product for saving a recovery plan file for a storage...
6263433 Provision of continuous database service and scalable query performance using active redundant copies  
A method and apparatus for distributing computer resources in a network environment. A network of computer systems is partitioned into at least one computing system partition, and is configured...
6260157 Patching of a read only memory  
A processing device includes a ROM having program instructions and at leas one jump instruction stored therein, a patch program for patching the program instructions in the ROM, a RAM capable of...
6237108 Multiprocessor system having redundant shared memory configuration  
A multiprocessor system having a redundant shared memory configuration includes a plurality of processors, each of which are connected to a shared system bus; and a plurality of shared system...
6237110 Apparatus and method accessing flash memory  
A method is suggested for accessing a memory device comprising a plurality of flash memory blocks among which are accessible blocks while some others are spare blocks for usage when there's an...
6237063 Load balancing method for exchanging data in different physical disk storage devices in a disk array storage device independently of data processing system operation  
Load balancing of activities on physical disk storage devices is accomplished by monitoring reading and writing operations to blocks of contiguous storage locations on the physical disk storage...
6237109 Library unit with spare media and it's computer system  
A standard physical medium 1320 as loaded into library unit 1080 even in the absence of any load request from a host computer 1020 is regarded as a spare physical medium 1330 for use when the...
6233700 Method for management of cache page and medium having a cache page management program stored therein  
Conventional segment LRU are used to capture data entries. The time that each entry is most recently accessed is stored and held from one entry to another. If a central processing unit encounters a...
6233698 Semiconductor memory device and sales processor having the same  
An object of the invention is to perform data reading processing both when an error occurs and when no error occurs by using a memory unit using a nonvolatile semiconductor memory for storing sales...
6223299 Enhanced error handling for I/O load/store operations to a PCI device via bad parity or zero byte enables  
Device selects lines from each I/O device are brought into a PCI host bridge individually so that the device number of a failing device may be logged in an error register when an error is seen on...
6223225 Dynamically adjustable hybrid two-way data networks  
Dynamically adjustable hybrid two-way data networks are described which provide a high degree of connectivity. In one embodiment, a two-way CaTV system uses the CaTV plant most of the time, but...
6219799 Technique to support pseudo-names  
A system and method for providing redundant access to a network-based storage medium. The storage medium is divided into at least two partitions and two computers are configured as network servers,...
6209059 Method and apparatus for the on-line reconfiguration of the logical volumes of a data storage system  
A method of dynamically reconfiguring the logical devices in a storage system is provided. The method allows a logical devices to be added, removed, or repositioned without requiring the storage...
6209060 Disk array device for ensuring stable operation when a constituent disk device is replaced  
When it is determined in a disk replacement determining section that a disk has been replaced during system operation, a reference disk device is selected by a reference disk selecting section from...
6202149 Automated application fail-over for coordinating applications with DBMS availability  
A method and apparatus for automatically redistributing tasks to reduce the effect of a computer outage on a computer network. The apparatus comprises at least one redundancy group comprised of one...
6199176 Method and apparatus for storage resource reassignment utilizing an indicator to enhance the likelihood of successful reconfiguration  
An indicator is provided in a Page Frame Table Entry to identify a page frame as "Permanently Non-Preferred" (PNP). The indicator is set for page frames in storage subincrements which have...
6192437 Transmission apparatus with control circuit/relay within each card providing connection to related card output depending on related slot ID/ redundancy/non-redundancy, working/protection signals  
A transmission apparatus includes a shelf which includes a working card slot and a protection card slot, the working card slot supplying a first slot ID to a first card inserted in the working card...
6189111 Resource harvesting in scalable, fault tolerant, single system image clusters  
A method is presented that enhances the survivability of system software components, even in the event of catastrophic failure of the computing element on which they reside. In particular, the...
6189071 Method for maximizing sequential output in a disk array storage device  
Load balancing of activities on physical disk storage devices is accomplished by monitoring reading and writing operations to blocks of contiguous storage locations on the physical disk storage...
6185368 Redundant disk array with real-time lost data reconstruction  
A data recording/reproducing apparatus for recording and reproducing data to and from a plurality of record mediums that are non-linearly accessible is disclosed, that comprises a...
6182238 Fault tolerant task dispatching  
A fault tolerant task dispatching technique schedules a plurality of tasks, monitors the progress of each task on a periodic basis, detects when a task has failed, and initializes a failed task in...
6181614 Dynamic repair of redundant memory array  
A circuit arrangement and method of dynamically repairing a redundant memory array utilize dynamically-determined repair information, generated from a memory test performed on the redundant memory...
6173415 System for scalable distributed data structure having scalable availability  
Disclosed is a system for generating parity information for a data file in a distributed data structure system. Data objects in the data file are distributed into data buckets located in memory...
6173412 Apparatus and method for initializing a writeable/nonvolatile memory device  
An electronic apparatus having a ROM disposed in a data processing apparatus, and a writeable and nonvolatile memory device storing an operation setting value of the ROM is provided. When powered...
6170065 Automatic system for dynamic diagnosis and repair of computer configurations  
An automatic system is provided for dynamic diagnosis and repair of a user's computer through the utilization of a programmable interface to access and use relevant data in which a special script...
6163857 Computer system UE recovery logic  
A computer system having central processors (CPs), an associated L2 cache, and processor memory arrays (PMAs), is provided with store logic and and fetch logic used to detect and correct data...
6161195 EEPROM memory card device having defect relieving means  
This invention provides a memory card device using an EEPROM as a semiconductor memory. When a data write-in defective area is detected in the storage area of the EEPROM, a space area is retrieved...
6158015 Apparatus for swapping, adding or removing a processor in an operating computer system  
One embodiment of the present invention provides a computer system that allows a processor module to be removed while the computer system is operating. This computer system includes a connector,...
6158020 Remote jumper set and reset  
A client on a network is provided with auxiliary low power logic, at the network adapter, that is always active and simulates network traffic (e.g. Ethernet format) normally sent under control of...
6141768 Self-corrective memory system and method  
A computer system is provided which performs a self-test of the memory cells of a memory device prior to loading of a computer program into the memory device, so as to determine the locations of...
6141707 Input/output request allocation by establishing master command queue among plurality of command queues to receive and store commands, determine logical volume, and forwarding command to determined logical volume  
A method and apparatus provide input/output allocation between a host and a data storage system. Input/output allocation is accomplished by organizing logical volumes (e.g., disk drives) in the...
6138125 Block coding method and system for failure recovery in disk arrays  
A method, system, and data structure for encoding a block of data with redundancy information and for correction of erasure type errors in the block using the redundancy data. In particular, the...
6134605 Redefinable signal processing subsystem  
A system in accordance with the invention allows a signal processing system to be configured to perform almost any signal processing function. Such a system includes a redefinable signal processing...
6134671 System and method for dynamically generating restoration routes within a communications network  
A system and method is disclosed for dynamically restoring communications within a network following an outage comprising a database containing the configuration of switching elements within the...