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Class Information
Number: 714/799
Name: Error detection/correction and fault detection/recovery > Pulse or data error handling > Error/fault detection technique
Description: Subject matter in which a specific technique is recited for detecting an error or fault condition.










Sub-classes under this class:

Class Number Class Name Patents
714/807 Check character 464
714/809 Code constraint monitored 105
714/819 Comparison of data 481
714/806 Constant-ratio code (m/n) 37
714/811 Forbidden combination or improper condition 158
714/800 Parity bit 636


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Patent Number Title Of Patent Date Issued
5384781 Automatic skew calibration for multi-channel signal sources Jan. 24, 1995
5325366 Alarm system for station in a communications system using asynchronous third-digital-stage signal Jun. 28, 1994
5319651 Data integrity features for a sort accelerator Jun. 7, 1994
5280601 Buffer memory control system for a magnetic disc controller Jan. 18, 1994
5274647 Elastic buffer with error detection using a hamming distance circuit Dec. 28, 1993
5268909 Method for reducing bit errors in digital communication systems Dec. 7, 1993
5140597 Semiconductor memory device having mask ROM structure Aug. 18, 1992
5130980 Data communication system with protection of error propagation Jul. 14, 1992
5111465 Data integrity features for a sort accelerator May. 5, 1992
4943964 PCM signal reproducing device Jul. 24, 1990
4891703 Method and system for determining video program system signals Jan. 2, 1990
4809265 Method and apparatus for interfacing to a local area network Feb. 28, 1989
4792954 Concurrent detection of errors in arithmetic data compression coding Dec. 20, 1988
4763267 System for indicating track sections in an interlocking area as occupied or unoccupied Aug. 9, 1988
4745581 LSI system of a structure requiring no additional address signals to incorporate additional status registers into the system May. 17, 1988
4649475 Multiple port memory with port decode error detector Mar. 10, 1987
4587521 Code signal generator or detector for video frame code May. 6, 1986
4494717 Vital transmission checking apparatus for communication channels Jan. 22, 1985
4451921 PCM Signal processing circuit May. 29, 1984
4301538 Remote surveillance and fault location unit for pulse regenerator repeaters Nov. 17, 1981
4263647 Fault monitor for numerical control system Apr. 21, 1981
4205301 Error detecting system for integrated circuit May. 27, 1980
4188615 Bit error detecting circuit for use in a digital signal transmission line Feb. 12, 1980
4045662 Self testing monitoring apparatus for multiplexed digital input signals Aug. 30, 1977
3992636 Digital input circuit with fault detection means Nov. 16, 1976
3940736 Digital code monitor system Feb. 24, 1976
3938081 Circuitry for preventing the use of erroneous data Feb. 10, 1976

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