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Error Detection/correction And Fault Detection/recovery > Pulse Or Data Error Handling > Replacement Of Memory Spare Location, Portion, Or Segment

Replacement Of Memory Spare Location, Portion, Or Segment

Replacement Of Memory Spare Location, Portion, Or Segment patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

10/04/07 - 20070234137 - Semiconductor integrated circuit and method of production of same
A semiconductor integrated circuit, able to repair a fault and normally operate as an overall circuit even when a fault occurs in a portion of the circuit, and able to reduce a change of signal delay along with the repair of the fault, including N (larger than 2) number of ...

09/27/07 - 20070226552 - Semiconductor integrated circuit and the same checking method
A semiconductor integrated circuit has a cell array, a redundancy cell capable of replacing a defective cell, a redundancy control circuit, a plurality of first fuses programmed in accordance with identification information for specifying a chip mounting the cell array, a plurality of second fuses programmed in accordance with the ...

07/19/07 - 20070168774 - Method for error test, recordation and repair
In a memory device, an on-die register is provided that is configured to store a row address as well as a column address of a memory cell that fails a test. Storing the row address frees testing from being limited to activating at one time only rows related to a ...

07/19/07 - 20070168773 - Semiconductor memory unit with repair circuit
A semiconductor memory unit with a repair circuit includes a controller, a 2-to-1 selector, an address decoder and an address comparator. The controller supplies the 2-to-1 selector and the address comparator with a setup signal to carry out the following control. When the 2-to-1 selector is controlled to supply the ...

07/19/07 - 20070168772 - Circuits and methods for repairing defects in memory devices
Some embodiments of the invention include a memory device has a number of memory segments connected to a supply source through a supply control circuit. The supply control circuit isolates a selected memory segment from the supply source when the selected memory segment is defective. The memory device replaces a ...

07/19/07 - 20070168771 - Circuits and methods for repairing defects in memory devices
Some embodiments of the invention include a memory device has a number of memory segments connected to a supply source through a supply control circuit. The supply control circuit isolates a selected memory segment from the supply source when the selected memory segment is defective. The memory device replaces a ...

07/12/07 - 20070162791 - Information recording medium, information recording method and information recording/reproduction system
An information recording medium including a plurality of sectors of the present invention includes: a first spare area including a spare sector for replacing a defective sector among the plurality of sectors; a defect management information area for managing the replacement of the defective sector by the spare sector; and ...

07/12/07 - 20070162790 - Recording medium having spare area for defect management and information on defect management, and method of allocating spare area and method of managing defects
A recording medium having a spare area for defect management and the management information of the spare area, a spare area allocation method, and a defect management method. When a primary spare area is allocated for slipping replacement and linear replacement upon initialization, and a remaining portion of the primary ...

06/21/07 - 20070143646 - Tolerating memory errors by hot-ejecting portions of memory
In an information handling system, when a memory location is accessed and there is a bit error detected in that memory location then the memory location is logged into an error-log. The memory locations of the logged bit errors stored in the error-log are evaluated to determine whether there is ...

06/14/07 - 20070136624 - Failure recovering method and recording apparatus
A bad sector is detected by activating a bad sector detecting function of a recording apparatus at a predetermined interval. The bad sector is recovered, when the bad sector is detected at the detecting, by overwriting data on the bad sector with a duplication of the data, and when overwriting ...

05/17/07 - 20070113122 - Information recording medium, information reproducing apparatus, information reproducing method and information recording method
An information recording medium includes a user information storage area which stores user information, a test write area which is extendable and for test write of information, a spare area which is extendable and capable of alternatively storing user information, and a recording position management information area including recordable range ...

05/17/07 - 20070113121 - Repair of semiconductor memory device via external command
A semiconductor integrated circuit memory device is repaired by receiving an externally-supplied signal containing failure information that identifies at least row or column of memory cells in the memory device that has a failure. The externally-supplied signal contains failure information derived from error correction or other failure logs. The failure ...

05/03/07 - 20070101212 - Reading method and apparatus for an information recording medium and spare area allocation thereof
An information recording medium reading method is disclosed. The information recording medium has a user data area for recording data and at least one spare area for recording replacements for defects of the user data area. The method includes steps of sequentially reading the user data area; upon a registered ...

05/03/07 - 20070101211 - Defect management method and disk drive using the same
A method and device for management of defects in a recording medium such as a DVD disc are disclosed. The present invention utilizes defect processing table to reduce the seek times of a pick-up head in obtaining replacement ECC blocks for defect ECC blocks in a user data area of ...

04/26/07 - 20070094553 - Method of and apparatus for immediately writing or reading files on a disc-like recording medium having control information on defect management stored in a predefined location and such a disc-like recording medium
A method of recording digital information signals on a removable rewritable disc like recording medium, the method comprising recording user data on a logical area of the disc and, prior to removal of the disc out of a recording/reproducing apparatus, finalizing the disc with a lead-in and lead-out area comprising ...

04/26/07 - 20070094552 - Method for accessing data of defected optical disk
A method for accessing data in an optical disk with a drive. The drive has a memory. The optical disk has data blocks for recording data, and spare blocks for replacing defect data blocks. The method includes reading a predetermined number of spare blocks into the memory, and while reading ...

04/26/07 - 20070094551 - Data storage apparatus and method for handling data on a data storage apparatus
In an embodiment, a data storage apparatus having a plurality of spare area arrays may be provided additional to remote spare areas or alone and each of the spare area arrays respectively may be assigned to essentially each of a plurality of format features of the data storage medium and ...

04/26/07 - 20070094550 - Information recording device
An information recording device is provided, which is capable of performing physical reformatting at a high speed while avoiding unnecessary substitution processing after the physical reformatting. A disc recording and reproduction drive 1020 records information on an information recording medium including a volume space for recording user data, a spare ...

04/12/07 - 20070083799 - Method for defect management of an optical storage medium with a sorting process
A method for recording a plurality of data sets onto an optical storage medium by utilizing a temporary storage device in an optical storage system includes storing a plurality of data sets corresponding to a plurality of defective data blocks in the memory into the temporary storage device; re-arranging a ...

04/05/07 - 20070079183 - Recording medium having spare area defect management and information on defect management, and method of allocating spare area and method of managing defects
When a primary spare area is allocated for slipping replacement and linear replacement upon initialization, and a remaining portion of the primary spare area after slipping replacement and allocated for linear replacement after initialization are insufficient, a supplementary spare area is allocated. The sizes of the primary and supplementary spare ...

03/29/07 - 20070074089 - Optical disk recorder
In an optical disk recorder which records data in a recordable form in compliance with UDF, when writing of a data block constituting a user data file and a control data file is failed (NO in #2), that data block is rewritten (#5). When the writing of all data constituting ...

03/29/07 - 20070074088 - Disk reproducing apparatus and disk reproducing method
The invention provides a disk reproducing apparatus and a disk reproducing method capable of reducing constrained reproduction by reproducing another type of reproducible data for the portion in which the designated type of data cannot be reproduced. In step S250, it is determined whether there is an error in the ...

03/29/07 - 20070074087 - System and method for writing information to an optical medium with predicting of defect characteristics
An optical drive provides more rapid writes to an optical medium by analyzing defects detected on the optical medium to predict defect areas and avoid writes to the predicted defect areas until the defects are confirmed or refuted. For instance, a defect detector analyzes for a predicted defect if two ...

03/15/07 - 20070061636 - Optical disc recording/reproducing apparatus
Provided is an optical disc recording/reproducing apparatus that performs recording and reproducing. The optical disc recording/reproducing apparatus has a recording control portion for storing, when recording data on the optical disc, an error address and an error code in a nonvolatile memory when a recording error occurs and, after recording ...

02/15/07 - 20070038906 - Column/row redundancy architecture using latches programmed from a look up table
A scheme for defective memory column or row substitution is disclosed which uses a programmable look-up table to store new addresses for column selection when certain column or row addresses are received. The new addresses are loaded into a programmable fuse latch each time an address transition is detected in ...

02/15/07 - 20070038905 - Information storage medium, information recording/playback apparatus, and method of recording and playing back information
A rewritable information storage medium includes a user area for storing user data, a spare area serving as a replacement area for storing user data that was unable to be stored in the defective area, and a plurality of defect management areas. The same defect management information is stored in ...

02/15/07 - 20070038904 - Information storage medium, information recording/playback apparatus, and method of recording and playing back information
A rewritable information storage medium includes a user area for storing user data, a defect management area for storing defect management information relating to a defective area in the user area, and a spare area serving as a replacement area for storing the user data that was unable to be ...

02/08/07 - 20070033450 - Column redundancy system for an integrated circuit memory
A memory is organized with many memory subspaces (db<i>) each including their own read-out circuit (SA<i>). At least one redundant column (Blred) is provided within each subspace in order to compensate for at least one defective column of said subspace. A memory controller is provided for interacting with the memory ...

02/08/07 - 20070033449 - Flash memory device and method of repairing defects and trimming voltages
A memory device includes a nonvolatile memory cell array including a plurality of memory cells with a portion of the memory cells to store fuse data, and a fuse register to store the fuse data from the memory cell array. An operation of the memory device is modified in response ...

02/01/07 - 20070028153 - Information recording method, information recording system, drive control unit, and semiconductor integrated circuit
An information recording method for recording information on a recording medium having a volume space by a system including a drive control unit and a system control unit includes the steps of: the system control unit notifying the drive control unit of position information indicating a position of a spare ...

01/25/07 - 20070022330 - Redundant column read in a memory array
A nonvolatile memory device requires no additional dummy bytes between receipt of a read instruction and a scanning out of data from a first target memory location requiring incorporation of redundant memory bits. A set of most significant redundant memory bits corresponding to a range of regular memory locations may ...

01/11/07 - 20070011505 - Information recording medium, recording device and recording method for information recording medium, reproduction device and reproduction method for information recording medium, computer program for recording or reproduction, and data structure containi
An information recording medium (100) is provided with: a user data area (108) for recording therein record data; a plurality of temporary defect management areas (104, 105) for temporarily recording therein defect management information (120) which is a basis of defect management for a defect in the data area; and ...

01/04/07 - 20070006055 - Method for expediting defect detection and burning
A method for expediting defect detection and burning used for a rewritable burning system and a rewritable disc detects whether or not a target write-in area contains an unreliable area (or a defect area) during a burning. A target write-in area is sought. Data stored in the target write-in area ...

12/28/06 - 20060294440 - Apparatus and method for using a single bank of efuses to successively store testing data from multiple stages of testing
An apparatus and method for using a single bank of electric fuses (eFuses) to successively store test data derived from multiple stages of testing are provided. To encode and store array redundancy data from each subsequent test in the same bank of eFuses, a latch on a scan chain is ...

12/21/06 - 20060288263 - Drive device
A drive apparatus of the present invention includes: a recording/reproduction section and a drive control section. The drive control section performs a process including: receiving a recording instruction including a location at which data is to be recorded; determining a track among at least one tracks corresponding to the location ...

12/14/06 - 20060282716 - Redundant storage of computer data
Redundant storage of computer data including encoding N data values through M linear expressions into M encoded data values and storing each encoded data value separately on one of M redundant storage devices where M is greater than N and none of the linear expressions is linearly dependent upon any ...

10/26/06 - 20060242482 - Method of and apparatus for managing disc defects using temporary defect management information (tdfl) and temporary defect management information (tdds), and disc having the tdfl and tdds
A disc having an updatable defect management area used by an apparatus for managing defects on the disc, the disc including a user data area which includes user data, a spare area that is a substitute area for a defect existing in the user data area, and an area in ...

10/26/06 - 20060242481 - Method of and apparatus for managing disc defects using temporary defect management information (tdfl) and temporary defect management information (tdds), and disc having the tdfl and tdds
A disc having an updatable defect management area used by an apparatus for managing defects on the disc, the disc including a user data area which includes user data, a spare area that is a substitute area for a defect existing in the user data area, and an area in ...

10/26/06 - 20060242480 - Method of and apparatus for managing disc defects using temporary defect management information (tdfl) and temporary defect management information (tdds), and disc having the tdfl and tdds
A disc having an updatable defect management area used by an apparatus for managing defects on the disc, the disc including a user data area which includes user data, a spare area that is a substitute area for a defect existing in the user data area, and an area in ...

10/26/06 - 20060242479 - Method and apparatus for managing disc defects using updateable dma, and disc thereof
A disc defect management method and apparatus using a defect management area that can be updated, and a write once disc incorporating the method. A data area is disposed between a lead-in area and a lead-out area. The disc includes a defect management area (DMA) that is present in at ...

10/19/06 - 20060236161 - Apparatus and method for controlling disk array with redundancy
According to one embodiment, a read/write control unit controls read/write access to at least two disk drives that provide a disk array. Error counters are provided for the respective disk drives for counting respective numbers of errors if the errors occur when the disk drives are accessed. A failure estimation ...

10/19/06 - 20060236160 - Mutli-layered information recording medium, reproduction apparatus, recording apparatus, reproduction method, and recording method
A multi-layered information recording medium comprising a plurality of recording layers, a user data area for recording user data, provided in at least two of the plurality of recording layers, and a defect list storing area for storing a defect list. When at least one defective area is detected in ...

10/12/06 - 20060230325 - Information recording and reproducing apparatus
An information recording and reproducing apparatus is disclosed. When a dual layer DVD disk is to be ejected before formatting is completed, the information recording and reproducing apparatus provides a middle area adjacent to a formatted area of the first recording layer, a middle area in the second recording layer ...

08/10/06 - 20060179367 - Method for updating memory
A method for updating a memory is disclosed to increase a memory update rate. The method for updating a memory includes detecting a memory block to be updated among a plurality of memory blocks of a memory; and updating only the detected memory block. ...

07/20/06 - 20060161823 - Disk array system configuring a logical disk drive having a redundancy function
A disk array system includes a plurality of physical disks (10 to 25) configuring a logical disk (101 to 104) having a redundancy function, and a plurality of spare disks (50 to 53) for storing recovered data recovered from the physical disks (10 to 25) by the redundancy function upon ...

06/15/06 - 20060129898 - Method for accessing a data sector and processing a bad sector in a hard disk drive of a mobile communication terminal
A method is provided for accessing a media file divided and stored in a plurality of data sectors, and processing a bad sector in a mobile communication terminal having a hard disk drive. The method includes generating an access request event for the media file; designating an address of a ...

05/18/06 - 20060107131 - Multi-platter disk drive controller and methods for synchronous redundant data operations
The present disclosure pertains to multiple-platter disk drive digital data storage with integrated redundancy operations for improved reliability. Within a single disk drive assembly (300), one or more individual storage platters (304) can be used to store redundant data, enabling recovery of user data in the event that another platter ...

05/18/06 - 20060107130 - System and method of reading non-volatile computer memory
The disclosure is directed to a method of reading a portion of a non-volatile computer memory including reading a first portion of a redundant memory area of a data sector of the non-volatile computer memory. The first portion of the redundant memory area includes data associated with the data sector. ...

05/18/06 - 20060107129 - Method and computer program product for marking errors in bios on a raid controller
A method and related computer program product of preventing write corruption in a redundant array in a computer system, comprising detecting a write failure from a calling application to at least one disk of the redundant array, writing failure information to non-volatile storage; returning an I/O error to the calling ...

04/20/06 - 20060085700 - Decoder based set associative repair cache systems and methods
The present invention facilitates memory devices and operation thereof by employing a repair cache system 600 to correct or repair identified faulty memory locations. The repair cache system 600 includes a decoder that selects local repair location addresses from repair sets 610 according to a repair region address 604. Comparators ...

03/16/06 - 20060059393 - Redundancy register architecture for soft-error tolerance and methods of making the same
A redundancy register architecture associated with a RAM provides for soft-error tolerance. An enable register provides soft error rate protection to the registers that contain replacement information for redundant rows and columns. The gate register determines whether a row or column replacement register contains a specific address, and parity protection ...

12/29/05 - 20050289407 - Associative memory capable of searching for data while keeping high data reliability
A CAM unit has a memory array for storing storage data, and a RAM unit has a memory array for storing the same storage data and check bits added thereto for determining whether the storage data in its memory array has an error. An error correction circuit uses the check ...

12/15/05 - 20050278590 - Method of remotely monitoring an internet web site
A method of performing a service which remotely monitors a Web site includes the steps of monitoring the site for an error and notifying a site representative in the event an error is detected on the site. Advance permission is not obtained prior to sending the notification and a fee ...

11/24/05 - 20050262403 - Apparatus and method for single operation read-modify-write in a bit-accessible memory unit memory
In a bit-accessible memory, a read-modify-write instruction is replaced by an operation with a single memory access. A first mirror memory is identified by a first address OFFSET of the actual memory address. A SET signal logic process is performed when the first mirror memory is addressed. A second mirror ...

11/17/05 - 20050257106 - File download and streaming system
A method of encoding data for transmission from a source to a destination over a communications channel is provided. The method operates on an ordered set of input symbols and includes generating a plurality of redundant symbols from the input symbols. The method also includes generating a plurality of output ...

11/17/05 - 20050257105 - Processor array
An array of processing elements can incorporate a degree of redundancy. Specifically, the array includes one or more spare, or redundant, rows of array elements, in addition to the number required to implement the intended function or functions of the device. If a defect occurs in one of the processors ...

09/15/05 - 20050204213 - Recording medium having spare area for defect management and information on defect management, and method of allocating spare area and method of managing defects
A recording medium having a spare area for defect management and the management information of the spare area, a spare area allocation method, and a defect management method. When a primary spare area is allocated for slipping replacement and linear replacement upon initialization, and a remaining portion of the primary ...

09/15/05 - 20050204212 - Data memory system
A data memory system includes a non-spare area having a plurality of memory cell blocks and containing pages, a spare area having a plurality of spare memory cell blocks in which data items are previously set to a certain value and containing pages, and a determination circuit which detects a ...

09/01/05 - 20050193291 - Application functionality for a test tool for application programming interfaces
Methods and apparatus for enabling efficient testing of application programming interface (API) frameworks and application code are disclosed. According to one aspect of the present invention, a framework suitable for use to test an API includes a metadata provider arrangement that stores declarative metadata and a metadata provider interface that ...

09/01/05 - 20050193290 - Built-in self test method and apparatus for jitter transfer, jitter tolerance, and fifo data buffer
Testing a transceiver includes providing a sequence of test signals. A serialization clock is generated and jitter is added to the clock in a known and controlled manner. The test signals can then be transmitted using the serialization clock. After the test signals are recovered by the clock and data ...



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