Patents
Patents for G06F 11 - Error detection; Error correction; Monitoring (140,345)
06/1988
06/28/1988US4754400 Protocol validation system
06/28/1988US4754397 Fault tolerant modular subsystems for computers
06/28/1988CA1238715A1 Fault tolerant memory
06/22/1988EP0272165A1 Reconfigurable computing arrangement
06/22/1988EP0272036A2 Methods and apparatus for providing a microprocessor test interface
06/22/1988EP0271986A2 Data processing system having a hierarchy of service computer
06/22/1988EP0271910A2 One-chip microprocessor
06/22/1988EP0271807A2 Fault-tolerant computing system and method for detecting, localising and eliminating failing units in such a system
06/22/1988EP0271773A1 Method and arrangement for detecting and signalling faulty data multiplexer controlling signals in integrated circuits
06/21/1988US4752930 For detecting abnormal operation of a computer
06/21/1988US4752928 Transaction analyzer
06/21/1988US4752910 Method and apparatus for continuous after-imaging
06/21/1988US4752907 Integrated circuit scanning apparatus having scanning data lines for connecting selected data locations to an I/O terminal
06/21/1988US4752904 Efficient structure for computing mixed-radix projections from residue number systems
06/21/1988US4752869 Auxiliary reactor protection system
06/21/1988CA1238404A1 Remote data link controller
06/15/1988EP0270983A2 Method for the parallel simulation of multiprocessor computer systems
06/15/1988EP0270646A1 Adaptive control systems
06/14/1988US4751702 Improving availability of a restartable staged storage data base system that uses logging facilities
06/14/1988US4751670 High integrity digital processor architecture
06/14/1988US4751639 Virtual command rollback in a fault tolerant data processing system
06/14/1988US4751637 Digital computer for implementing event driven simulation algorithm
06/14/1988US4751633 Externally reprogrammable vehicular microcomputer with hardware lock-out of unauthorized memory modifications
06/09/1988DE3640351A1 Schaltungsanordnung zur ueberwachung einer impulsfolge Circuit arrangement for monitoring a pulse sequence
06/09/1988DE3640301A1 Output circuit for a three-channel sequential circuit
06/08/1988EP0270064A2 High-availability computer system with a support logic for a warm start
06/08/1988EP0270038A2 A copying machine
06/08/1988EP0269676A1 Universal programmable counter/timer and address register module
06/07/1988US4750181 Dynamic circuit checking apparatus using data input and output comparisons for testing the data integrity of a circuit
06/07/1988US4750177 Digital data processor apparatus with pipelined fault tolerant bus protocol
06/07/1988US4750175 Network diagnostic apparatus and method
06/07/1988US4750168 Channel allocation on a time division multiplex bus
06/07/1988US4750106 Disk volume data storage and recovery method
06/07/1988US4750040 Apparatus controlled by a micro-computer and including power loss data checking
06/07/1988CA1237794A1 Diagnostic apparatus
06/07/1988CA1237775A1 Method and apparatus for testing electronic equipment
06/02/1988WO1988004074A1 Circuit for monitoring a pulse train
06/02/1988WO1988004071A1 Multiplex control apparatus
06/02/1988WO1988003291A3 Programmable logic array
06/01/1988EP0268865A2 Method and apparatus to provide faster update time during an improved subsystem checkpoint cycle
06/01/1988EP0268597A1 Data storage process.
06/01/1988EP0136205B1 Method and apparatus for applying and monitoring programmed test signals during automated testing of electronic circuits
05/1988
05/31/1988US4748627 Semiconductor memory device with an error correction function
05/31/1988US4748626 Viterbi decoder with reduced number of data move operations
05/31/1988US4748624 In a logic analyzer
05/31/1988US4748594 Integrated circuit device having a memory and majority logic
05/31/1988US4748587 Device for improving detection of unoperational states in non-attended driven processor
05/31/1988US4748556 Variable tracking word recognizer for detecting the occurrence of a dynamic-variable address
05/31/1988US4748553 Sequence control apparatus
05/31/1988US4748348 Multi-level pattern detector for a single signal
05/31/1988US4748320 IC card
05/26/1988DE3249367C1 Method and device for checking microcomputer-controlled switching devices of control devices in motor vehicles
05/25/1988EP0268506A1 Apparatus and method for generating test vectors, and method of testing an integrated circuit
05/25/1988EP0268401A2 Semiconductor memory systems and methods of operating them
05/25/1988EP0268293A2 Display method in software development support system
05/25/1988EP0268289A2 Semiconductor memory device
05/24/1988US4747106 Parity checker circuit
05/24/1988US4747102 Method of controlling a logical simulation at a high speed
05/24/1988US4747080 Semiconductor memory having self correction function
05/24/1988US4747071 Data transfer apparatus and system
05/24/1988US4747048 Method and apparatus for preventing performance of a critical operation unless selected control conditions are satisfied
05/24/1988US4747045 Information processing apparatus having an instruction prefetch circuit
05/24/1988CA1237201A1 Database backup method
05/18/1988EP0267586A2 An apparatus for controlling peripheral equipments
05/18/1988EP0267499A1 Methods for generating the parity and for monitoring the transmission during data shifting, and circuit arrangement for carrying out the methods
05/18/1988EP0267262A1 Automated system and method for testing different equipment
05/18/1988EP0157075B1 Modular data processing system
05/18/1988CN87107224A Massively parallel array processing system
05/17/1988US4745630 Multi-mode counter network
05/17/1988US4745605 Control word error detection and classification
05/17/1988US4745604 Method and apparatus for transferring data between a host processor and a data storage device
05/17/1988US4745602 Printer error and control system
05/17/1988US4745581 LSI system of a structure requiring no additional address signals to incorporate additional status registers into the system
05/17/1988US4745574 Microcode testing of PLA's in a data processor
05/17/1988US4745542 Fail-safe control circuit
05/17/1988US4745355 Weighted random pattern testing apparatus and method
05/17/1988CA1236894A1 Monitor circuit
05/11/1988EP0267011A2 Apparatus for fault-tolerant computer system having expandable processor section
05/11/1988EP0266873A2 Programmable logic array
05/11/1988EP0266837A2 Data processing system including a watch-dog circuit
05/11/1988EP0266836A2 Data processing system including a watch-dog circuit
05/11/1988EP0266371A1 Specialized parity detection system for wide memory structure
05/11/1988DE3735682A1 Device for controlling an interlocking cabin
05/10/1988US4744061 Dynamic semiconductor memory device having a simultaneous test function for divided memory cell blocks
05/10/1988US4744049 Microcode testing of a cache in a data processor
05/10/1988US4743840 Diagnosing method for logic circuits
05/10/1988CA1236583A1 Device for improving detection of unoperational states in non-attended driven processor
05/05/1988WO1988003291A2 Programmable logic array
05/05/1988DE3725122A1 Multiple processor arrangement for process automation
05/04/1988EP0265949A2 Debugging microprocessor
05/04/1988EP0265913A2 Semi-custom-made integrated circuit device
05/04/1988EP0265711A2 Concurrent detection of errors in arithmetic data compression coding
05/04/1988EP0265639A2 ECC circuit failure verifier
05/04/1988EP0265497A1 Information transfer and use, particularly with respect to objects such as gambling chips
05/04/1988EP0265488A1 Digital data transmission with detection of errors, including word framing errors
05/03/1988US4742520 ALU operation: modulo two sum
05/03/1988US4742519 Apparatus for decoding error correcting code
05/03/1988US4742490 Integrated semiconductor memory
05/03/1988US4742489 Integrated semiconductor memory
05/03/1988US4742486 Semiconductor integrated circuit having function for switching operational mode of internal circuit