| Patent | Date |
|---|
Generating special uncorrectable error codes for failure isolation
Grant 6,519,736 - Chen , et al. February 11, 2 | 2003-02-11 |
Single symbol correction double symbol detection code employing a modular H-matrix
Grant 6,463,563 - Chen , et al. October 8, 2 | 2002-10-08 |
Method system and program products for error correction code conversion
Grant 6,460,157 - Chen , et al. October 1, 2 | 2002-10-01 |
Detecting address faults in an ECC-protected memory
Grant 6,457,154 - Chen , et al. September 24, 2 | 2002-09-24 |
Memory implemented error detection and correction code capable of detecting errors in fetching data from a wrong address
Grant 5,768,294 - Chen , et al. June 16, 1 | 1998-06-16 |
Memory implemented error detection and correction code using memory modules
Grant 5,761,221 - Baat , et al. June 2, 1 | 1998-06-02 |
Error detection and correction for four-bit-per-chip memory system
Grant 5,757,823 - Chen , et al. May 26, 1 | 1998-05-26 |
Memory implemented error detection and correction code with address parity bits
Grant 5,691,996 - Chen , et al. November 25, 1 | 1997-11-25 |
Barcode scanner with adjustable light source intensity
Grant 5,581,071 - Chen , et al. December 3, 1 | 1996-12-03 |
Presence/absence bar code
Grant 5,552,591 - Bossen , et al. September 3, 1 | 1996-09-03 |
Method and apparatus for bar code reading and decoding
Grant 5,537,431 - Chen , et al. July 16, 1 | 1996-07-16 |
Single width bar code with end code providing bidirectionality
Grant 5,380,998 - Bossen , et al. January 10, 1 | 1995-01-10 |
Method and apparatus for providing error correction to symbol level codes
Grant 5,161,163 - Bossen , et al. * November 3, 1 | 1992-11-03 |
Deterministic permutation algorithm
Grant 4,461,001 - Bossen , et al. July 17, 1 | 1984-07-17 |
Error correction and detection circuit with modular coding unit
Grant 3,893,070 - Bossen , et al. July 1, 1 | 1975-07-01 |
Multi level error correction system for high density memory
Grant 3,893,071 - Bossen , et al. July 1, 1 | 1975-07-01 |
Archival data protection
Grant 3,876,978 - Bossen , et al. April 8, 1 | 1975-04-08 |
Modular Distributed Error Detection And Correction Apparatus And Method
Grant 3,825,893 - Bossen , et al. July 23, 1 | 1974-07-23 |
Dynamic Address Translation Scheme Using Orthogonal Squares
Grant 3,812,336 - Bossen , et al. May 21, 1 | 1974-05-21 |
Automatic Double Error Detection And Correction Apparatus
Grant 3,656,107 - Hsiao , et al. April 11, 1 | 1972-04-11 |
Optimum Apparatus And Method For Check Bit Generation And Error Detection, Location And Correction
Grant 3,623,155 - Hsiao , et al. November 23, 1 | 1971-11-23 |
Error Correcting And Detecting Systems
Grant 3,601,798 - Hsiao August 24, 1 | 1971-08-24 |
Multiple Random Error Correcting System
Grant 3,582,878 - Bossen , et al. June 1, 1 | 1971-06-01 |
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