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8176367 |
Systems and methods for managing end of life in a solid state drive
Various embodiments of the present invention provide systems and methods for managing solid state drives. As an example, a storage system is described that include at least a first flash memory...
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8176371 |
Embedded processor
Electronic apparatus, systems, and methods of operating and constructing the electronic apparatus and/or systems include an embedded processor disposed in a logic chip to direct, among other...
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8161354 |
Flash memory controller having configuring unit for error correction code (ECC) capability and method thereof
A flash memory controller includes a control unit, a buffer, an error correction code (ECC) module, and a configuring unit. The flash memory has a data area for storing the data content and a first...
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8156381 |
Storage management apparatus and storage system
A storage management apparatus manages a plurality of storage apparatuses connected to each other over a network in a storage system that distributes data among the storage apparatuses and stores...
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8151137 |
Systems and methods for governing the life cycle of a solid state drive
Various embodiments of the present invention provide systems and methods for data storage. As an example, storage devices are disclosed that include a plurality of memory blocks, an unreliable...
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8127071 |
Semiconductor memory device and block management method of the same
A semiconductor memory device includes adjacent planes and a control module. The adjacent planes include a reserve field and a data field having multiple blocks. The blocks of each of the reserve...
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8117492 |
Techniques for backup error management
Techniques for backup error management are disclosed. In one particular exemplary embodiment, the techniques may be realized as a method for backup error management comprising receiving a backup...
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8095820 |
Storage system and control methods for the same
A RAID group is configured and operated by using multiple storage drives 171 and expanders 112 and 121 connected with the storage drives 171. If a failure related to any storage drive 171 is...
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8090978 |
Protection of data on failing storage devices
A management apparatus operable for protecting data on a failing storage device in a data processing system including a storage array having at least one of a plurality of storage devices. The...
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8086914 |
Storing data to multi-chip low-latency random read memory device using non-aligned striping
Described herein are method and apparatus for storing data to a low-latency random read memory (LLRRM) device using non-aligned data striping, the LLRRM device being implemented on a storage...
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8074113 |
System and method for data protection against power failure during sector remapping
Disclosed herein is a technique to protect sector remapped boundary data from corruption due to catastrophic errors such as loss of power in storage disks including SATA (Serial ATA) drives....
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8074103 |
Data corruption diagnostic engine
A computer is programmed to execute a diagnostic procedure either on a pre-set schedule or asynchronously in response to an event, such as an error message, or a user command. When executed, the...
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8072860 |
Data recording/reproduction for write-once discs
A file system is enabled to use a Metadata Partition instead of VAT for write-once discs, and is provided by a pseudo-overwrite method with a plurality of tracks especially for metadata and file...
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8069384 |
Scanning reassigned data storage locations
An aspect of the present disclosure relates to scanning reassigned data storage locations. In one example, a reassignment table is accessed to identify a deallocated data storage location and scan...
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8055937 |
High availability and disaster recovery using virtualization
There is disclosed apparatus and processes which address problems in the area of providing high availability and disaster recovery for computing systems and the data in them. These apparatus and...
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8051337 |
System and method for fast cache-hit detection
A system and method for fast detection of cache memory hits in memory systems with error correction/detection capability is provided. A circuit for determining an in-cache status of a memory...
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8037346 |
Avoiding a part of tape where error occurs by computing a number of records and a number of boundary marks included in an error data unit
A system for processing a data read error from a tape medium in one embodiment includes a reading section for reading data in data units from a tape medium; a reading control section for...
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8032798 |
Data retrieval systems
Embodiments of methods and systems for controlling access to information stored on memory or data storage devices are disclosed. In various embodiments, methods of retrieving information from a...
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8032783 |
Memory apparatus which provides notification of memory capacity
The service life of memory cards is to be substantially elongated against the occurrence of faulty blocks. A control logic searches blocks in a nonvolatile memory cell array for any acquired fault...
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8015438 |
Memory circuit
The invention provides a memory circuit comprising a plurality of storage cells for storing data and redundant spare storage cells for replacing defective storage cells, and a memory access logic...
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8010834 |
Failure information monitoring apparatus and failure information monitoring method
According to an aspect of the embodiment, an area control unit refers to usage information of an area management table based on a determined type of an extracted failure information, determines...
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8001417 |
Method and apparatus for repairing uncorrectable drive errors in an integrated network attached storage device
In one embodiment, the invention provides a method for repairing a defective storage device in a physical storage-device array having a plurality of storage devices. The method comprises the steps...
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7984326 |
Memory downsizing in a computer memory subsystem
Memory downsizing in a computer memory subsystem, the subsystem including one or more channels of computer memory with each channel including several Dual In-line Memory Modules (‘DIMMs’) and eac...
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7984329 |
System and method for providing DRAM device-level repair via address remappings external to the device
A system and method for providing DRAM device-level repair via address remappings external to the device. A system includes a memory controller having an interface to one or more memory devices via...
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7979737 |
Method for accessing a Flash memory, and associated memory device and controller thereof
A method for accessing a Flash memory including a plurality of blocks includes: selectively programming a page in a first block of the blocks; when a status of the Flash memory is abnormal,...
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7971093 |
Apparatus and method to proactively address hard disk drive inefficiency and failure
The input/output (I/O) performance of a hard disk drive in a mass storage computer system is evaluated to maintain efficiency by addressing I/O commands to sectors of the disk drive, evaluating the...
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7966518 |
Method for repairing a neighborhood of rows in a memory array using a patch table
A method for repairing a neighborhood of rows in a memory array using a patch table is disclosed. First data to be stored in row N in a memory array of the memory device, second data, if any,...
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7962784 |
Repairable block redundancy scheme
A scheme for block substitution within a flash memory device is disclosed which uses a programmable look-up table to store new addresses for block selection when certain input block addresses are...
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7958390 |
Memory device for repairing a neighborhood of rows in a memory array using a patch table
A memory device for repairing a neighborhood of rows in a memory array using a patch table is disclosed. In one embodiment, circuitry in the memory device is operative to store, in a temporary...
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7954004 |
Systems and methods for retrieving data
Apparatus and methods, such as those that read data from non-volatile integrated circuit memory devices, such as NAND flash. For example, disclosed techniques can be embodied in a device driver of...
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7917805 |
Storage system for restoring data stored in failed storage device
The present invention maintains mapping information denoting which real areas have been allocated to which virtual areas for a virtual volume, the capacity of which is dynamically expanded. The...
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7908512 |
Method and system for cache-based dropped write protection in data storage systems
A method and system for cache-based dropped write protection in data storage systems are provided. An implementation involves detecting undetected write errors in a storage system, by writing data...
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7904750 |
Sector-oriented hardware defect compression based on format information
A system and method identifies and masks physical sectors where the errors encountered during the defect scan exceed a predetermined level. This avoids the need to read and process all the data...
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7890796 |
Automatic media error correction in a file server
File systems possibly impacted by a bad sector in a disk drive are unmounted. Then the disk drive is scanned in order to identify additional bad sectors, and for each identified bad sector, a...
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7853846 |
Locating hold time violations in scan chains by generating patterns on ATE
A method for determining that failures in semiconductor test are due to a defect potentially causing a hold time violation in a scan cell in a scan chain, counting the number of potential defects,...
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7849357 |
Semiconductor memory device and control method thereof
A semiconductor memory device has a semiconductor memory which includes the first central management block storing an address translation table, a free table for registering only an effective block...
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7849358 |
Recording medium, and method and apparatus of recording and reproducing data on the same
An apparatus of recording data on a recording medium includes a pickup unit and a microcomputer. The pickup unit records data in a plurality of data frames included in a cluster. The microcomputer...
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7844854 |
Opportunistic transmission of computing system state information within a link based computing system
A method is described that involves within a link based computing system, opportunistically transmitting, into a network utilized by components of the link based computing system, one or more...
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7844855 |
Stored memory recovery system
Various embodiments of systems and methods for preserving saved memory states to which a computer system can be restored are disclosed. In certain embodiments, the systems and methods intercept...
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7840838 |
Rapid regeneration of failed disk sector in a distributed database system
A technique for read error failover processing in a mirrored disk system such as a Redundant Array of Inexpensive Disks (RAID) system, where individual disk units perform Logical Block Address...
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7836334 |
Transfer control method
A system for transferring data read from a data storage medium. The system comprises a memory unit, a controller, a memory management logic, and an output interface. The memory unit stores the...
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RE41913 |
Apparatus, system, and method for a storage device's enforcing write recovery of erroneous data
An apparatus, system, and method are disclosed for a storage device's enforcing write recovery of erroneous data. The storage device enforces write recovery leading to a reassignment and re-write...
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7827441 |
Disk-less quorum device for a clustered storage system
A disk-less quorum device in a clustered storage system includes non-volatile memory to store status information regarding the cluster and each storage controller in the cluster. The quorum device...
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7827372 |
Intergrated circuit and a method of cache remapping
An integrated circuit is provided with at least one processing unit (TM), a cache memory (L2 BANK) having a plurality of memory modules, and remapping means (RM) for performing an unrestricted...
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7823011 |
Intra-disk coding scheme for data-storage systems
Exemplary embodiments of the present invention comprise a method for the use of an intra-disk redundancy storage protection operation for the scrubbing of a disk. The method comprises initiating a...
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7823032 |
Data recording/reproduction for write-once discs
The recording method of the present invention includes the steps of: receiving a write instruction which specifies at least a logical sector in which data is to be written; determining whether the...
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7821896 |
Data recording/reproduction for write-once discs
A recording method of the present invention includes the steps of: receiving a write instruction which specifies at least a logical sector in which data is to be written; determining whether the...
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7818612 |
Apparatus, system, and method for performing storage device maintenance
An apparatus and system are disclosed for performing a storage device maintenance operation. A management module receives a command through an interconnection module configured as a non-blocking...
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7818613 |
Arrangement and method for connecting a processing node in a distribution system
An arrangement and method for interconnecting fail-uncontrolled processor nodes in a dependable distributed system. A node has a bus guardian with input switches which act in combination with a...
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7814261 |
Flash memory and method of dynamically loading firmware operation module in optical drive
A flash memory in which a code for debugging an optical drive and a code for controlling the optical drive are downloaded when required, the functions of the downloaded code are subsequently...
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