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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 |
| 6859676 | Method of improving quality of manufactured modules A method of improving the quality of manufactured modules includes logging manufacturing information to a database and utilizing a knowledge base to determine defects of a manufactured module. A quality ticket is issued for defective modules that is used to log and ... | 02/22/2005 |
| 6772134 | Control means for a horizontal boring tool Control apparatus for a horizontal boring tool is described which drives a boring lance via boring rods. The tool includes an input interface for receiving actual values of controlled variables of the horizontal boring tool, and an output unit for issuing control si... | 08/03/2004 |
| 6760639 | System and method for determining the effectiveness of production installations, fault events and the causes of faults A method and a system are described for determining the effectiveness of production installations, significant fault events that bring about deviations from a desired effectiveness and the causes of fault events. The production installation is connected to a data ac... | 07/06/2004 |
| 6668220 | Synchronous sampling of rotating elements in a fault detection system having audio analysis and method of using the same A fault detection system for determining whether a fault exists with a rotating element of a vehicle. The system includes a transducer, a diagnosis sampler, a sensor, and a controller. The transducer may be a microphone located in the vehicle for converti... | 12/23/2003 |
| 6662167 | Method for generating near-optimal sequencing of manufacturing tasks subject to user-given hard and soft constraints The present invention provides a method utilizing evolutionary processes for solving partial constraint satisfaction problems in order to produce a near-optimal or optimal sequence of products for manufacture. More specifically, a computer implemented met... | 12/09/2003 |
| 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 |
| 6199018 | Distributed diagnostic system A distributed diagnostic system in which a plurality of local monitoring devices collect local information concerning various machines and process that information, according to redefined diagnostic parameters, for diagnostic purposes. The local informati... | 03/06/2001 |
| 5854993 | Component machine testing using neural network processed vibration data analysis A component machine testing technique is provided that performs diagnostic analysis on a vibration signal of the component machine that has been separated from power and load machine background noise in a first neural network. The diagnostic analysis, wit... | 12/29/1998 |
| 5805465 | Operator support system An operator support system comprises an operation guidance generating unit 14 for displaying operation procedures to an operator on the basis of plant monitoring data, and a running operation evaluation processing unit 23 for comparing control object equi... | 09/08/1998 |
| 5764824 | Clustering mechanism for identifying and grouping of classes in manufacturing process behavior A clustering technique groups manufacturing data in clusters of similar parametric behavior. Each cluster groups data points which satisfy a given criterion of process behavior similarity. These data may be widely separated in time and thus need not form ... | 06/09/1998 |
| 5757661 | Garment grading system A computer system of the invention for grading includes means for automatically generating grading rules from a measurement scale. Advantageously, the system includes a database including one or more scales (50) of standard measurements for target populat... | 05/26/1998 |
| 5751910 | Neural network solder paste inspection system A solder paste brick inspection and physical quality scoring system 10 employs a neural network 70 trained with a fuzzified output vector. An image of solder paste bricks 64 on a printed circuit board 12 is acquired by a CCD camera 30. Values of a predete... | 05/12/1998 |
| 5748496 | Diagnosis system A diagnosis system having sensors for supervising a plant, signal processors for processing signals of the sensors, and a state quantity arithmetic operation unit. The state quantity arithmetic operation unit calculates a quantity of state expressing the ... | 05/05/1998 |
| 5710723 | Method and apparatus for performing pre-emptive maintenance on operating equipment A pre-emptive maintenance system for performing maintenance and process assurance on run-critical equipment employs an intrinsic health monitor that includes a number of sensors that are used with an operating equipment or machine to generate a set of int... | 01/20/1998 |
| 5648919 | Maintenance systems for degradation of plant component parts A system of preventive maintenance for plant component parts correlates parameters for determining the transition probability distribution of degradation phenomena, selects an arbitrary influencing factor with respect to each of various influencing factor... | 07/15/1997 |
| 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 |
| 5629870 | Method and apparatus for predicting electric induction machine failure during operation Methods and apparatus for identifying in real time an operating condition of an in-service electrical device which draws a power load by monitoring spectral content of the power signature and associating spectral components with device operating condition... | 05/13/1997 |
| 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 |
| 5579232 | System and method including neural net for tool break detection A system and method for monitoring vibrations of a cutting tool uses a neural network for classifying signal features as break or non-break or, in another embodiment, as non-break or abnormal. A vibration signal is produced by an accelerometer, positioned... | 11/26/1996 |
| 5566092 | Machine fault diagnostics system and method The invention provides a machine fault diagnostic system to help ensure effective equipment maintenance. The major technique used for fault diagnostics is a fault diagnostic network (FDN) which is based on a modified ARTMAP neural network architecture. A ... | 10/15/1996 |
| 5544308 | Method for automating the development and execution of diagnostic reasoning software in products and processes A method for automated diagnosis of faults in a system containing repairable parts is performed by selecting a set of faults representing all known failures which can occur among the parts of the system, characterized by symptom data representing the expe... | 08/06/1996 |
| 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 |
| 5521844 | Printing press monitoring and advising system A printing press monitoring and advising system is shown utilizing an inference engine to analyze the operation of the press intelligently. The system analyzes detected press and paper characteristics in accordance with a symptom table, conclusion table, ... | 05/28/1996 |
| 5511004 | Diagnostic method for an evolutionary process The method of the invention establishes a reference state and a current state for an industrial evolutionary process from physical parameters measured on all the equipment items employing the evaluating process. These two states are compared, parameter by... | 04/23/1996 |
| 5463545 | Functional redundancy control system A so-called "softly broken apparatus" by constructing a self-repair apparatus based on functional redundancy. An apparatus is represented in a form including a function using an FBS diagram (a diagram comprising functions, behaviors and states). When a fa... | 10/31/1995 |
| 5455894 | Wafer fabrication robotic interface unit An improved wafer transfer and monitoring system is described which utilizes a robotic interface unit. The robotic interface unit includes at least one wafer storage location placed proximate to a wafer stepper unit. A robotic arm attached to the interfac... | 10/03/1995 |
| 5355444 | Expert system wtih a plurality of independent knowledge bases The present invention is an expert system with a plurality of independent knowledge bases, including a process and apparatus for employing an inference engine to select one of the knowledge bases based on one or more key factors. In particular, an embodim... | 10/11/1994 |
| 5347591 | Method of and device for determining positioning between a hole and a wiring pattern on a printed circuit board by utilizing a set of area values A printed board, on which a wiring pattern and a through hole to be inspected are provided, is scanned pixel by pixel and is read optically. The data obtained by scanning is converted into an electric signal to obtain image data. On the basis of the image... | 09/13/1994 |
| 5319580 | Diagnostic support system and diagnostic system of equipment An equipment is diagnosed by monitoring a career of operations of the equipment necessary for diagnosing the equipment and a condition of the equipment during the operation, monitoring information on equipment operations and information on variations in o... | 06/07/1994 |
| 5317368 | Image forming apparatus capable of making self-diagnosis According to the present invention, a self-diagnosis system for an image forming apparatus can make accurate fault diagnosis and is made smaller in size and higher in speed. For that purpose, a fault temporarily developed by the image forming apparatus is... | 05/31/1994 |
| 5315502 | Plant operation support apparatus and method using expert systems Disclosed herein is a plant operation supporting method whereby a body of simulation data simulating the data admitted from a plant in error state is used along with a previously prepared body of knowledge to simulate various modes of plant operation and ... | 05/24/1994 |
| 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 |
| 5247447 | Exception processor system An exception processing system for use in conjunction with manufacturing facilities, and automated manufacturing cells in particular is provided. The exception processor is adapted to receive alarms from a cell controller indicating that an unplanned even... | 09/21/1993 |
| 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 |
| 5212791 | Dynamic scheduling The invention provides a new production scheduling system. The system includes a technique that utilizes a knowledge base system to dynamically schedule production of parts on a plurality of manufacturing machines. The schedule is updated dynamically to c... | 05/18/1993 |
| 5210704 | System for prognosis and diagnostics of failure and wearout monitoring and for prediction of life expectancy of helicopter gearboxes and other rotating equipment A wearout monitor for failure prognostics is a prognosis tool to predict incipient failure in rotating mechanical equipment. The wearout monitor provides maintenance management of a plant or process with information essential to planning preventive mainte... | 05/11/1993 |
| 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 |
