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| Number | Title | Issue Date |
| 7349889 | System and method for remotely diagnosing faults A method and system for diagnosing a fault that includes a decision tree having a plurality of decision points wherein at least some of the plurality of decision points terminate in a resolution point representing a diagnosis for the fault. Also included is a plural... | 03/25/2008 |
| 6947797 | Method and system for diagnosing machine malfunctions A system (830) and method (800) for diagnosing a malfunctioning machine. A fault event is selected (806) together with sequential operating parameter data (808) from a selectively focused time interval about the fault event for evaluation... | 09/20/2005 |
| 6892111 | Control system of machine tool Functional blocks (a numerical control unit 22, servo control unit 26, PLC control unit 24, sizing control unit 23, sampling control unit 25, and display control unit 21) carry out their respective functions of control proce... | 05/10/2005 |
| 6615197 | Brain programmer for increasing human information processing capacity The present invention is a signaling system for the improvement of cognitive performance and intelligence, including: a) a method for improving the human cognitive performance and intelligence through a signaling program, a sequence of signals, that is pr... | 09/02/2003 |
| 6546350 | Configuration and parameterization system for diagnostic devices and associated method The invention is directed to a system and a method for the configuration and/or parameterization of diagnostic devices for test objects. The system includes a first data object having a collection of technological test object parameters of the test object... | 04/08/2003 |
| 6225901 | Reprogrammable remote sensor monitoring system An automated, real-time, reprogrammable monitoring and control system for portable, remote sensors and subjects includes one or more portable monitoring units, each of the portable monitoring units having a sensor, a location-determining device, and a sen... | 05/01/2001 |
| 6161101 | Computer-aided methods and apparatus for assessing an organization process or system Method and apparatus for computer-aided assessment of organizational process or system. Method and apparatus are adapted to display questions on a computer to an assessor, who then inputs numerical and/or textual inputs relative to the assessor's percepti... | 12/12/2000 |
| 5805160 | Diagnostic apparatus having a symptom evaluation processing function to improve cause hypothesis A diagnosis apparatus includes a user interface (UI) control processing unit provided as a user's interface, a plurality of symptom evaluation processing unit operatively connected in parallel to the UI control processing unit, and a display unit operativ... | 09/08/1998 |
| 5793933 | Computer-implemented system and method for constructing a system A computer-implemented system for helping to construct a model-based diagnostic system which allows a user to customize the model-based diagnostic system according to the nature of various diagnosis targets. Unit procedure data including the operation of ... | 08/11/1998 |
| 5748846 | Neural engineering utility with adaptive algorithms Neural Engineering Utility With Adaptive Algorithms (NEUWAA) is an artificial intelligence system for Automatic Test Equipment (ATE) which integrates various technologies in an adaptive fault-detection environment. Various technologies, other than normal ... | 05/05/1998 |
| 5675504 | Method of predicting residual chlorine in water supply systems A method of configuring an artificial neural network for predicting residual chlorine concentration in water contained in a storage tank of a water supply system, the storage tank having an inlet for admitting water into the tank and an outlet for dischar... | 10/07/1997 |
| 5640103 | Radial basis function neural network autoassociator and method for induction motor monitoring A method for detecting a departure from normal operation of an electric motor comprises obtaining a set of normal current measurements for a motor being monitored; forming clusters of the normal current measurements; training a neural network auto-associa... | 06/17/1997 |
| 5636135 | Method and apparatus for time-alignment of non-plug flow A method of time-aligning sequential gas concentrations, generated by a non-plug flow real time emissions analyzer, with corresponding plug flow inputs from an emissions source includes selecting a sequence of known plug flow test gas pulses representativ... | 06/03/1997 |
| 5587930 | Fault diagnosis device A fault diagnosis device searches for causes of fault of a device under test via a fault tree having a tree structure corresponding to the hardware organization of the device under test, where the nodes of the fault tree correspond to the units of the dev... | 12/24/1996 |
| 5581663 | Automated problem formulator and solver A computer implemented apparatus to identify problems that exist in a real-world system and to assist in finding a solution to such problems. The apparatus has an input device for receiving a description of the real-world system as input. A memory device ... | 12/03/1996 |
| 5548714 | Means for structuring technical information in establishing a knowledge base and troubleshooting in technical equipment A system and a method for structuring technical information in establishing a knowledge base and trouble shooting in technical equipment. An intelligent, electronical document is created in the quickiest and most efficient way for guidance training and tr... | 08/20/1996 |
| 5522014 | Intergrated qualitative/quantitative reasoning with enhanced core predictions and extended test procedures for machine failure isolation using qualitative physics The presence of particular faults in a machine is determined using constraint suspension and Qualitative Physics by estimating a time for performance for each of a plurality of machine test procedures and providing a summation, for each test procedure, of... | 05/28/1996 |
| 5491631 | Fault diagnostic system for vehicles using identification and program codes A memory stores a vehicle identifier code which enables identification of a vehicle carrying the same type of electronic control unit (ECU) correspondingly to an ECU identification code (ECU-ID) and display means for displaying the vehicle identifier code... | 02/13/1996 |
| 5488697 | Problem state monitoring system The invention relates to a problem-state monitoring system which includes an automated reasoning technique for providing moment-by-moment advice concerning the operation of a process. The reasoning technique involves the representation of states a problem... | 01/30/1996 |
| 5467355 | Image forming apparatus provided with self-diagnosis system In an image forming machine, an objective model storage device stores parameter data that represent elements of the machine and relationships among such parameters, and parameter membership functions, and fault diagnosis knowledge. A degradation storage d... | 11/14/1995 |
| 5465321 | Hidden markov models for fault detection in dynamic systems The invention is a system failure monitoring method and apparatus which learns the symptom-fault mapping directly from training data. The invention first estimates the state of the system at discrete intervals in time. A feature vector x of dimension k is... | 11/07/1995 |
| 5388189 | Alarm filter in an expert system for communications network An Expert System 10 for providing diagnostics to a data communications network 5. Alarms from a Network Manager 24 are received and queued by an Event Manager 117 and then filtered by an Alarm Filter 118 to remove redundant alarms. Alarms which are ready ... | 02/07/1995 |
| 5351247 | Adaptive fault identification system An adaptive fault identification system identifies repeat faults by capturing data representative of a fault. The captured data is subjected to a search tool and compared to data that is known to represent faults, and if possible, the unknown fault is ide... | 09/27/1994 |
| 5339256 | Expert system for analyzing eddy current measurements A method and apparatus (called DODGER) analyzes eddy current data for heat exchanger tubes or any other metallic object. DODGER uses an expert system to analyze eddy current data by reasoning with uncertainty and pattern recognition. The expert system per... | 08/16/1994 |
| 5305235 | Monitoring diagnosis device for electrical appliance A monitoring diagnostic device for an electrical appliance such as gas insulated switchgear includes a sensor, such as an acceleration sensor, and a neural network including an input layer, an intermediate layer, and an output layer, each consisting of a ... | 04/19/1994 |
| 5295230 | Knowledge representation for expert system An Expert System for providing diagnostics to a data communications network. Expert information is entered using a user friendly User Interface which reduces need for the participation of a Knowledge Engineer. The User Interface including a template for e... | 03/15/1994 |
| 5293585 | Industrial expert system An industrial expert system for use in designing a plant system or device thereof and in fault detection, includes a knowledge base having a rules-section for describing deductive inference rules. Also included is an expression-section for describing a ca... | 03/08/1994 |
| 5293323 | Method for fault diagnosis by assessment of confidence measure A method for enabling a diagnostic system to assess, within time constraints, the health of the host system during operation, and to detect and isolate system faults during maintenance, with reduced potential for false alarms due to intermittent real faul... | 03/08/1994 |
| 5265031 | Diagnostic gas monitoring process utilizing an expert system A process for the continuous analysis of trace contaminants in a process gas of O2, N, Ar or H2. A sample of the process gas is passed through a plurality of analyzers with each dedicated to detect the presence of a predetermined tra... | 11/23/1993 |
| 5239547 | Self-diagnosis and self-repair system for image forming apparatus The system of the present invention has a plurality of sensors 1a, 1b and 1c and a system control circuit which includes a case memory portion and a work script memory portion. In response to application of state data from the sensors 1a, 1b and 1c, the s... | 08/24/1993 |
| 5216749 | Core predictions for qualitative physics The value of an unknown variable associated with a particular hypothesis is determined by iteratively setting the variable to each of its possible values and, for each iteration, propagating the known variables and the value of the unknown variable throug... | 06/01/1993 |
| 5208745 | Multimedia interface and method for computer system A multimedia interface presents information and receives user commands and data for a computer system. The multimedia interface operates in parallel with another application software module, such as an expert system. To add multimedia features to the appl... | 05/04/1993 |
| 5202955 | Dynamic assumption ordering for qualitative physics A set of confluences is deemed to be inconsistent by determining that there exists no set of values that can be assigned to all unknown variables of the confluences which result in a consistent set of predictions. Values are iteratively assigned to variab... | 04/13/1993 |
| 5193143 | Problem state monitoring The invention relates to a problem-state monitoring system which includes an automated reasoning technique for providing moment-by-moment advice concerning the operation of a process. The reasoning technique involves the representation of states a problem... | 03/09/1993 |
| 5187773 | Machine failure isolation using qualitative physics A Qualitative Reasoning System (QRS) performs machine failure isolation by generating a plurality of pending hypotheses which assume the failure of one or more machine components and by testing each of the hypotheses by propagating actual values for machi... | 02/16/1993 |
| 5130936 | Method and apparatus for diagnostic testing including a neural network for determining testing sufficiency A diagnostic tester evaluates at least one inputted test signal corresponding to test data relating to at least one predetermined parameter of a system being tested, to produce first and second candidate signals corresponding respectively to first and sec... | 07/14/1992 |
| 5123017 | Remote maintenance monitoring system A remote maintenance monitoring system retrofits to a given hardware device with a sensor implant which gathers and captures failure data from the hardware device, without interfering with its operation. Failure data is continuously obtained from predeter... | 06/16/1992 |
| 5107497 | Technique for producing an expert system for system fault diagnosis The present invention relates to a technique for operation on a computer for developing the knowledge base for ultimately providing very fast and cost-efficient fault diagnosis systems. The present technique uses an effective hierarchy of rules where at a... | 04/21/1992 |
| 5107499 | Arrangement for automated troubleshooting using selective advice and a learning knowledge base Troubleshooting expert systems are generally embodied in software for the purpose of solving difficult problems in some narrow domain of expertise. The prior art describes certain mechanics for developing or generating rules. That process is commonly know... | 04/21/1992 |
| 5103498 | Intelligent help system An intelligent help system which processes information specific to a user and a system state is described. The system incorporates a monitoring device to determine which events to store as data in an historical queue. These data, as well as non-historical... | 04/07/1992 |
