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Class Information
Number: 714/766
Name: Error detection/correction and fault detection/recovery > Pulse or data error handling > Digital data error correction > Forward correction by block code > Memory access > Check bits stored in separate area of memory
Description: Subject matter including a section of memory for storage of the check bits separate from that the section of memory storing data information.










Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
7003714 Dynamic data space Feb. 21, 2006
6973612 Familial correction with non-familial double bit error detection for directory storage Dec. 6, 2005
6964008 Data checksum method and apparatus Nov. 8, 2005
6956577 Embedded memory system and method including data error correction Oct. 18, 2005
6948112 System and method for performing backward error recovery in a computer Sep. 20, 2005
6938193 ECC circuit-containing semiconductor memory device and method of testing the same Aug. 30, 2005
6904556 Systems and methods which utilize parity sets Jun. 7, 2005
6874117 Memory control device and method Mar. 29, 2005
6851082 Concentrated parity technique for handling double failures and enabling storage of more than one parity block per stripe on a storage device of a storage array Feb. 1, 2005
6848070 Error correcting code scheme Jan. 25, 2005
6769088 Sector-coding technique for reduced read-after-write operations Jul. 27, 2004
6766491 Parity mirroring between controllers in an active-active controller pair Jul. 20, 2004
6741253 Embedded memory system and method including data error correction May. 25, 2004
6701480 System and method for providing error check and correction in memory systems Mar. 2, 2004
6665830 System and method for building a checksum Dec. 16, 2003
6661591 Disk drive employing sector-reconstruction-interleave sectors each storing redundancy data generated in response to an interleave of data sectors Dec. 9, 2003
6601212 Method and apparatus for downloading firmware to a non-volatile memory Jul. 29, 2003
6598199 Memory array organization Jul. 22, 2003
6594744 Managing a snapshot volume or one or more checkpoint volumes with multiple point-in-time images in a single repository Jul. 15, 2003
6591394 Three-dimensional memory array and method for storing data bits and ECC bits therein Jul. 8, 2003
6574746 System and method for improving multi-bit error protection in computer memory systems Jun. 3, 2003
6539504 Memory system having error monitoring apparatus for multi-bit errors Mar. 25, 2003
6535452 Semiconductor memory device having error correction function for data reading during refresh operation Mar. 18, 2003
6459957 Programmable smart membranes and methods therefor Oct. 1, 2002
6442727 Method, circuit and apparatus for preserving and/or correcting product engineering information Aug. 27, 2002
6397365 Memory error correction using redundant sliced memory and standard ECC mechanisms May. 28, 2002
6389571 Apparatus and method for generating interleave erasure locations from thermal asperity erasure pointers May. 14, 2002
6353910 Method and apparatus for implementing error correction coding (ECC) in a dynamic random access memory utilizing vertical ECC storage Mar. 5, 2002
6332197 System for updating data in a multi-adaptor environment Dec. 18, 2001
6321360 System including a ferroelectric memory Nov. 20, 2001
6317857 System and method for utilizing checksums to recover data Nov. 13, 2001
6289484 Disk drive employing off-line scan to collect selection-control data for subsequently deciding whether to verify after write Sep. 11, 2001
6282686 Technique for sharing parity over multiple single-error correcting code words Aug. 28, 2001
6275960 Self-test and correction of loss of charge errors in a flash memory, erasable and programmable by sectors thereof Aug. 14, 2001
6247157 Method of encoding data signals for storage Jun. 12, 2001
6219807 Semiconductor memory device having an ECC circuit Apr. 17, 2001
6216248 Integrated memory Apr. 10, 2001
6178536 Coding scheme for file backup and systems based thereon Jan. 23, 2001
6173415 System for scalable distributed data structure having scalable availability Jan. 9, 2001
6128762 Updating and reading data and parity blocks in a shared disk system with request forwarding Oct. 3, 2000
6118703 Nonvolatile storage device and control method therefor Sep. 12, 2000
6112324 Direct access compact disc, writing and reading method and device for same Aug. 29, 2000
6098191 Storage unit and storage unit subsystem Aug. 1, 2000
6055665 Method for recovering failed memory devices Apr. 25, 2000
6052816 Programmable ROM and parity programmable ROM having a correction coding circuit Apr. 18, 2000
6049899 Soft errors handling in EEPROM devices Apr. 11, 2000
6044484 Method and circuit for error checking and correction in a decoding device of compact disc-read only memory drive Mar. 28, 2000
6035381 Memory device including main memory storage and distinct key storage accessed using only a row address Mar. 7, 2000
6026508 Storage sub-system compression and dataflow chip offering excellent data integrity Feb. 15, 2000
6000053 Error correction and loss recovery of packets over a computer network Dec. 7, 1999

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