Patents
Patents for G06F 11 - Error detection; Error correction; Monitoring (140,345)
12/1980
12/09/1980CA1091353A1 Vital digital communication system
12/02/1980US4237544 Magnetic memory organization
12/02/1980US4237533 Preventing initial program load failures
11/1980
11/27/1980WO1980002611A1 A method and an arrangement for supervising faults when transmitting data between computers
11/26/1980EP0019515A2 Electronic postage meter having improved security and fault tolerance features
11/25/1980US4236247 Apparatus for correcting multiple errors in data words read from a memory
11/25/1980US4236246 Method of and apparatus for testing electronic circuit assemblies and the like
11/25/1980US4236208 Test mode control logic system
11/25/1980US4236207 Memory initialization circuit
11/25/1980US4236087 Programmable bus driver isolation
11/18/1980US4234955 Parity for computer system having an array of external registers
11/18/1980US4234920 Power failure detection and restart system
11/18/1980US4234918 Time-shared, multi-phase memory system with error checking and data correcting
11/18/1980CA1089998A1 Digital monitor
11/18/1980CA1089996A1 Safety output control for a data processing system emitting binary signals
11/12/1980EP0018736A1 Self-testing microcomputer and method of testing
11/11/1980US4233682 Fault detection and isolation system
11/04/1980US4232377 Memory preservation and verification system
11/04/1980US4232370 Control system for a storage/retrieval machine in an automated material handling system
11/04/1980CA1089031A1 Level sensitive embedded array logic system
10/1980
10/28/1980US4231106 Performance monitor apparatus and method
10/28/1980US4231089 Data processing system with apparatus for correcting microinstruction errors
10/28/1980US4231087 Microprocessor support system
10/15/1980EP0017586A1 Data processing apparatus comprising two direct access memories cooperating as well in a reading as in a writing mode
10/15/1980EP0017585A1 Method and system for operating an addressable memory allowing for the association at will of extensions contained in the memory
10/15/1980EP0017584A1 Method and system for operating an addressable memory allowing for the qualitative association at will with data contained in the memory
10/15/1980EP0016823A1 Data processing system having error detection and correction circuits
10/14/1980US4228537 Method of and apparatus for automatic fault diagnosis of electrical circuits employing on-line simulation of faults in such circuits during diagnosis
10/14/1980US4228528 Memory with redundant rows and columns
10/14/1980US4228496 Multiprocessor system
10/14/1980CA1087750A1 Memory fullness indicator
10/14/1980CA1087747A1 Method and arrangement for transfer of data information to two parallelly working computer parts
10/14/1980CA1087742A1 Monitoring circuit
10/14/1980CA1087740A1 Data access circuit for a memory array
10/07/1980US4227244 Closed loop address
10/01/1980EP0016295A1 Device for checking a pilot character written into a memory
10/01/1980EP0016177A1 Hybrid signature test method and apparatus
09/1980
09/30/1980US4225959 Tri-state bussing system
09/30/1980US4225958 Device comprising circuits for holding, in particular, a test data signal
09/30/1980US4225918 System for entering information into and taking it from a computer from a remote location
09/30/1980US4225917 Error driven interrupt for polled MPU systems
09/30/1980CA1086863A1 Method and apparatus for identifying faulty address decoders
09/23/1980US4224684 Receive/bypass circuit for subsystems in polling system
09/23/1980US4224681 Parity processing in arithmetic operations
09/23/1980US4224680 Parity prediction circuit for adder/counter
09/23/1980US4224676 Arithmetic logic unit bit-slice with internal distributed iterative control
09/17/1980EP0015445A1 Checking programmed controller operation
09/16/1980US4223382 Closed loop error correct
09/16/1980US4222515 Parallel digital data processing system with automatic fault recognition utilizing sequential comparators having a delay element therein
09/16/1980US4222514 Digital tester
09/16/1980CA1085961A1 One-bit-out-of-n-bit checking circuit
09/09/1980CA1085517A1 Hardware control storage area protection method and means
09/09/1980CA1085506A1 Variable cyclic redundancy character detector
09/03/1980EP0015112A1 Multiprocessor communications system
09/03/1980EP0014757A1 Power line fault detector circuit
08/1980
08/21/1980WO1980001732A1 Memory with redundant rows and columns
08/20/1980EP0014592A2 Bus fault detector
08/19/1980US4218759 Sync in-sync out calibration for cable length delays
08/19/1980US4218745 Microcomputer assisted electrical harness fabrication and testing system
08/12/1980US4217636 Computer performance measurement device and process
08/12/1980US4217486 Digital flight guidance system
08/12/1980CA1083671A1 Electrical identification of multiply configurable circuit array
08/06/1980EP0013885A2 Method of avoiding undesirable parity error signals during the parity check of a register array and parity check device for carrying out the method
08/06/1980EP0013740A1 Data processing apparatus having a system reset capability
08/06/1980EP0013739A1 Communication controller in a data processing system
08/05/1980US4216541 Error repairing method and apparatus for bubble memories
08/05/1980US4216540 Programmable polynomial generator
08/05/1980US4216539 In-circuit digital tester
08/05/1980US4216533 Pattern generator
08/05/1980US4216532 Self-correcting solid-state mass memory organized by words for a stored-program control system
08/05/1980US4216531 Finite field multiplier
08/05/1980US4216460 Transmission and/or recording of digital signals
08/05/1980US4216374 Hybrid signature test method and apparatus
07/1980
07/29/1980US4215335 Digital signal transmission method
07/29/1980CA1082815A1 Table lookup direct decoder for double-error- correcting (dec) bch codes using general pair of syndromes
07/29/1980CA1082786A1 Configuration and control unit for a heterogeneous multi-system
07/23/1980EP0013523A1 Method for writing a pilot character in an electric-charge storing memory and device obtained by this method
07/22/1980US4214228 Error-correcting and error-detecting system
07/22/1980CA1082368A1 System for pretesting electronic memory locations and automatically identifying faulty memory sections
07/15/1980US4213188 Apparatus for detecting and correcting errors in arithmetic processing of data represented in the numerical system of residual classes
07/15/1980US4213178 Input/output command timing mechanism
07/15/1980US4213064 Redundant operation of counter modules
07/15/1980CA1081853A1 Control store checking system and method
07/09/1980EP0012794A1 Method and device for checking the control signals derived from an instruction of an electronic data processing unit
07/08/1980US4212059 Information processing system
07/08/1980US4212026 Merged array PLA device, circuit, fabrication method and testing technique
07/08/1980US4211916 Device for diagnosing microprogram computers
07/08/1980CA1081365A1 Initialization circuit for digital computer
07/01/1980CA1080855A2 Programmable calculator with trace control key
07/01/1980CA1080854A2 Programmable calculator with definable keys
07/01/1980CA1080853A2 Programmable calculator with flag control keys
07/01/1980CA1080852A2 Programmable calculator
06/1980
06/26/1980WO1980001323A1 Testing device for microprogram
06/24/1980US4209846 Memory error logger which sorts transient errors from solid errors
06/24/1980CA1080365A1 Data security system employing automatic time stamping mechanism
06/17/1980US4208715 Dual data processing system
06/17/1980CA1079860A1 Automatic fault-probing method and apparatus for checking electrical circuits and the like
06/17/1980CA1079844A1 Retry method and apparatus for use in a magnetic recording and reproducing system
06/12/1980WO1980001207A1 Digital tester
06/11/1980EP0012018A1 Checking the memory addressing circuits of computers