Patents
Sitemap › G06 - Computing; Calculating; Counting › G06F - Electric digital data processing › G06F 11 - Error detection; Error correction; Monitoring
Patents for G06F 11 - Error detection; Error correction; Monitoring (140,345)
10/1981
10/27/1981US4297692 Segment failure detector for digital display
10/27/1981US4297567 Apparatus for receiving storing and outputting digital signal sequences
10/21/1981EP0037965A2 Device for testing a digital circuit with test circuits enclosed in this circuit
10/21/1981EP0037875A1 Modular data processing system
10/20/1981US4296495 Device for measuring the quality of a digital radio link
10/20/1981US4296494 Error correction and detection systems
10/20/1981CA1111142A1 Segmented storage logging and controlling for partial entity selection and condensing
10/20/1981CA1111140A1 Power supply for computing means with data protected shut-down
10/14/1981EP0037705A1 Error correcting memory system
10/14/1981EP0037424A1 Data processing system
10/13/1981US4295219 Memory write error detection circuit
10/07/1981EP0037362A1 Arrangement for protected data output
10/06/1981US4293919 Level sensitive scan design (LSSD) system
09/1981
09/29/1981US4292669 Autonomous data communications subsystem
09/29/1981US4292655 System incorporating word synchronization for a serial signal sequence
09/22/1981US4291407 Parity prediction circuitry for a multifunction register
09/22/1981US4291406 Error correction on burst channels by sequential decoding
09/22/1981US4291403 Digital implementation of parity monitor and alarm
09/22/1981US4291388 Programmable controller with data archive
09/22/1981US4291386 Pseudorandom number generator
09/22/1981CA1109563A1 Input/output processing system utilizing locked processors
09/21/1981EP0031375A4 Apparatus and an improved method for processing of digital information.
09/16/1981EP0035546A1 Peripheral unit controller.
09/15/1981CA1109160A1 Verifying circuit operation
09/15/1981CA1109159A1 Memory with error checking and correcting device with selective intervention
09/15/1981CA1109158A1 Non-volatile storage module for a controller
09/15/1981CA1109115A1 Copy reproduction machine with controller self check system
09/08/1981US4288871 Digital loop conferencing signal correction arrangement
09/08/1981CA1108766A1 Digital signal transmitting system
09/08/1981CA1108732A1 Maintenance circuits and methods for copy production machines
09/08/1981CA1108709A1 Apparatus for digital data recovery from mass storage devices
09/01/1981US4287594 Function test evaluation apparatus for evaluating a function test of a logical circuit
09/01/1981US4287506 Voltage generator with self-contained performance monitor
08/1981
08/31/1981EP0020714A4 Digital tester.
08/26/1981EP0034188A1 Error correction system
08/25/1981CA1107864A1 Power confidence system
08/25/1981CA1107863A1 Programmable polynomial generator
08/25/1981CA1107862A1 Self checking dynamic memory system
08/20/1981WO1981002357A1 Backup power circuit for biasing bit lines of a static semiconductor memory
08/20/1981WO1981002352A1 Serial encoding-decoding for cyclic block codes
08/19/1981EP0034036A2 Encoders and decoders for cyclic block codes
08/19/1981EP0033834A2 A control system for a copying machine and a method of providing a record of malfunctions
08/18/1981US4285059 Circuit for test of ultra high speed digital arithmetic units
08/18/1981CA1107370A1 Monitoring apparatus for redundant control systems
08/12/1981EP0033436A1 Dual-channel data processing system for ensuring the safety of railways
08/11/1981US4283786 Digital transmission system
08/11/1981US4283720 Apparatus for monitoring the operation of electronic equipment
08/11/1981US4283620 Arrangement for determining the length of arbitrary shift registers
08/11/1981CA1106973A1 Self-diagnostic method and apparatus for disk drive
08/05/1981EP0033228A2 Industrial control system
08/05/1981EP0033067A1 Printer system
08/05/1981EP0032957A1 Information processing system for error processing, and error processing method
08/05/1981EP0032895A1 Testor for microprocessor-based systems
08/04/1981US4282574 Apparatus for initializing a vehicle controlling digital computer
08/04/1981US4282493 Redundant clock signal generating circuitry
08/04/1981CA1106501A1 Operator prompting system
07/1981
07/29/1981EP0032855A1 Testing-device for a multi-channel digital recorder
07/28/1981US4280285 Simulator complex data transmission system having self-testing capabilities
07/28/1981CA1106066A1 Error detection and correction capability for a memory system
07/15/1981EP0032055A1 Document processing system
07/15/1981EP0031840A1 Memory system
07/14/1981CA1105145A1 Double bit error correction using single bit error correction, double bit error detection logic and syndrome bit memory
07/09/1981WO1981001893A1 Self-correcting memory system and method
07/09/1981WO1981001891A1 Diagnostic circuitry in a data processor
07/08/1981EP0031782A1 Device enabling the control of a data processing system from a local console and from a remote console
07/08/1981EP0031501A2 Diagnostic and debugging arrangement for a data processing system
07/08/1981EP0031499A2 Data processing apparatus adapted for memory readback checking
07/08/1981EP0031498A2 Digital data processing system including means for verifying data transferred from a non-volatile to a volatile store
07/08/1981EP0031375A1 Apparatus and an improved method for processing of digital information
07/07/1981US4277844 Method of detecting and correcting errors in digital data storage systems
07/07/1981US4277827 Microprocessor based system for the development and emulation of programmable calculator control read only memory software
07/07/1981US4277699 Latch circuit operable as a D-type edge trigger
07/01/1981EP0031183A2 Multi-processor computer system
07/01/1981EP0031143A2 Memory device
07/01/1981EP0031025A2 Error detecting and correcting device for a logic arrangement
06/1981
06/30/1981US4276648 Midvalue signal selection and fault detection apparatus and method
06/30/1981US4276647 High speed Hamming code circuit and method for the correction of error bursts
06/30/1981US4276593 Transfer system for multi-variable control units
06/30/1981CA1104261A1 Method and apparatus to test address formulation in an advanced computer system
06/26/1981EP0023514A4 Memory with redundant rows and columns.
06/25/1981WO1981001768A1 Redundant magnetic domain memory using party
06/25/1981WO1981001759A1 Device for monitoring abnormality in sampled signals
06/24/1981EP0030612A2 Method of correcting double errors in a data storage apparatus and data storage apparatus
06/23/1981US4275464 Universal self-diagnosing appliance control
06/23/1981US4275441 Microprogram control system for microprogram debugging
06/23/1981CA1103774A1 Redundant memory for point of sale system
06/17/1981EP0020470A4 Modular processor system.
06/16/1981CA1103361A1 Malfunction detection system for a microprocessor based programmable controller
06/16/1981CA1103360A1 Plural channel error correcting methods and means using adaptive reallocation of redundant channels among groups of channels
06/10/1981EP0029855A1 Microcomputer with mpu-programmable eprom.
06/09/1981CA1102916A1 Sync pattern encoding system for run-length limited codes
06/02/1981US4271521 Address parity check system
06/02/1981US4271519 Address mark generation and decoding method
06/02/1981US4271517 Circuit arrangement for the formation of check bits for binary data
06/02/1981US4271513 Method and apparatus for carrying out loopback test
06/02/1981US4271512 Information collection and storage system with memory test circuit
06/02/1981US4271484 Condition code accumulator apparatus for a data processing system
06/02/1981US4270715 Railway control signal interlocking systems
05/1981
05/26/1981US4270168 Selective disablement in fail-operational, fail-safe multi-computer control system
05/26/1981US4270116 High speed data logical comparison device
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