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| Number | Title | Issue Date |
| 8190397 | Failure diagnosis apparatus for exhaust pressure sensor A failure diagnosis apparatus for an exhaust pressure sensor for detecting the exhaust pressure in an exhaust gas recirculation passage which connects an exhaust passage and an intake passage of an internal combustion engine. A first preliminary determination that t... | 05/29/2012 |
| 8140299 | Operating method for a sensor and a control facility communicating with the sensor A sensor has a detection device and an evaluation device to detect an analog signal, to determine a digital signal and to transmit the digital signal to a control device outside the sensor. The analog signal and/or the digital signal is supplied to a monitoring devi... | 03/20/2012 |
| 8140298 | System and method for diagnosing aircraft components for maintenance purposes The invention relates to a process for determining a diagnostic for a breakdown of an avionic system, the avionic system comprising a plurality of functional units and surveillance units, each capable of performing surveillance of at least one functional unit, chara... | 03/20/2012 |
| 8131509 | Method of system design for failure detectability A system designed for failure detectability through detection and isolation of a particular design feature. ... | 03/06/2012 |
| 8086425 | Autonomous fitness for service assessment Autonomous fitness for continuing service assessment equipment interacts with the operator through natural speech, voice and sound and provides active failure prevention through automatic and/or continuous fitness for service assessment of a material under evaluatio... | 12/27/2011 |
| 8065113 | Control device and analyzer The present invention quickly resolves troubles in an analyzer and performs effective external quality control management. An analyzer (2) and a control device (1) are connected by a network (3). Error data and sample data taken from an assay of... | 11/22/2011 |
| 8032330 | Electromagnetic interference sensor device and method and computer program A portable diagnostic apparatus is brought proximal to a device to be diagnosed. While the device to be diagnosed is operating, a radiofrequency interference signal emitted by the device is received at the portable apparatus and a data representation of it is stored... | 10/04/2011 |
| 8014975 | FTIR and EDX spectrum library of contaminants found on a HDD and their potential sources A data collection for utilization in failure analysis. The data collection includes a material data set including information associated with materials used in a component subject to a failure analysis process. The data collection also includes a source data set inc... | 09/06/2011 |
| 8010321 | Metrics independent and recipe independent fault classes A method and apparatus for diagnosing faults. Process data is analyzed using a first metric to identify a fault. The process data was obtained from a manufacturing machine running a first recipe. A fault signature that matches the fault is identified. The identified... | 08/30/2011 |
| 8010320 | Reducing gas turbine performance tracking estimation non-repeatability The invention increases the fidelity of gas turbine engine module performance estimates that in turn enhance performance tracking and visibility. The methodology obviates input signal filtering since filtering may mask the onset and detection of a rapid measurement ... | 08/30/2011 |
| 8005646 | Plant alarm apparatus and plant alarm method A plant alarm apparatus has: plant data input means for periodically taking in plant data; a latest plant data value table for temporarily storing latest values of the plant data; plant data recording means for taking out the latest values of the data of the latest ... | 08/23/2011 |
| 8005645 | Application of abnormal event detection technology to hydrocracking units The present invention is a method for detecting an abnormal event for process units of a hydrocracking unit. The method compares the operation of the process units to a model developed by principle components analysis of normal operation for these units. If the diff... | 08/23/2011 |
| 7996184 | Network analyzer, network analyzing method, program, and recording medium Errors of a measuring system are corrected by acquiring the phases of transmission tracking errors. A network analyzer includes a measuring system error factor recording unit which records measuring system error factors generated independently of frequency conversio... | 08/09/2011 |
| 7983877 | Pump controller system and method A method and apparatus for a pump control system. One or more embodiments of the invention include a pump controller that can perform a self-calibrating procedure, can provide precise motor speed control, can provide a limp mode before shutting down the motor when s... | 07/19/2011 |
| 7979240 | System and method for real-time monitoring and failure prediction of electrical submersible pumps The present application relates to a system and method for real-time monitoring and failure prediction of electrical submersible pumps. The design includes generating a failure prediction value with a management system by calculating a percentage change of the respe... | 07/12/2011 |
| 7953577 | Method and apparatus for improved fault detection in power generation equipment A method and apparatus for detecting faults in power plant equipment is discloses using sensor confidence and an improved method of identifying the normal operating range of the power generation equipment as measured by those sensors. A confidence is assigned to a s... | 05/31/2011 |
| 7949497 | Machine condition monitoring using discontinuity detection Condition signals of machines are observed and one or more discontinuities are detected in the condition signals. The discontinuities in the condition signals are compensated for (e.g., by applying a shifting factor to models of the signals) and trends of the compen... | 05/24/2011 |
| 7933744 | System and method for managing wind turbines and enhanced diagnostics A method of wind turbine management includes receiving operational information on operational characteristics of a wind turbine. The operational information is analyzed based on a set of rules, and a determination is made as to whether a fault of the wind turbine is... | 04/26/2011 |
| 7912676 | Method and system for detecting abnormal operation in a process plant A system for detecting abnormal operation of at least a portion of a process plant includes a model to model at least the portion of the process plant. The model may be configurable to include multiple regression models corresponding to multiple different operating ... | 03/22/2011 |
| 7873496 | Method and device for fault detection in an N-winding three-phase power transformer A method and a device for fault detection in an n-winding, three-phase power transformer. For each of the windings (Wi) the three phase currents (IL1—Wi; IL2—Wi; IL3... | 01/18/2011 |
| 7873497 | Variable indication estimator A variable indication estimator which determines an output value representative of a set of input data. For example, the estimator can reduce input data to estimates of a desired signal, select a time, and determine an output value from the estimates and the time. I... | 01/18/2011 |
| 7865334 | Method of and apparatus for evaluating the performance of a control system A method of evaluating the performance of a control system using a computerized device includes calculating a ratio of a first area and a second area associated with a peak value of a signal associated with the control system, comparing the ratio with a predetermine... | 01/04/2011 |
| 7856341 | Heat sink Sensors are located on first and second regions of a heat sink, with a portion of the heat sink interposed between the first and second region sensors. The heat sink is connected to a component by an attachment that conducts heat from the component to the heat sink,... | 12/21/2010 |
| 7827008 | System including phase signal saving during anomaly and related method A system includes a phase sensor signal input for receiving a phase signal of a moving element of a machine; an analog-to-digital converter for converting the phase signal to a digital signal; and a storage system for saving the digital signal during an occurrence o... | 11/02/2010 |
| 7801702 | Enhanced diagnostic fault detection and isolation A system and method for enhanced diagnostic fault detection and isolation is provided, wherein COTS/MOTS subsystems of a system under test are evaluated in a hierarchical manner providing improved test coverage and a reduction in ambiguity group size. The enhanced d... | 09/21/2010 |
| 7792661 | Realtime feature adaptation responsive to dynamically gathered usability information Applications are instrumented to gather usability information. The gathered usability information is analyzed. This analysis can identify, for example, unused or infrequently used features, very frequently used features or features that users have trouble utilizing.... | 09/07/2010 |
| 7778800 | Method and system for calculating performance parameters for a processor A method of calculating utilization and bottleneck performance parameters of a processing unit within a graphical processing unit (GPU). The utilization is a measure of a percentage that the processing unit is utilized over a draw call execution time. The bottleneck... | 08/17/2010 |
| 7756680 | Online testing of a signal path by means of at least two test signals A method for online testing of a signal path from a sensor cell to an evaluation point, including providing at least two mutually different test signals, changing the sensor cell output signal on the basis of the at least two mutually different test signals in accor... | 07/13/2010 |
| 7742898 | Method for treating a defective device in a vehicle communications network A method for handling a faulty device in a vehicle communication network is provided, which is used to identify devices that are either faulty, were removed from the vehicle communication network or were switched off, and to automatically initiate a fault-remedying ... | 06/22/2010 |
| 7742899 | Test procedure for determining steering rack rattle A method of determining steering rack rattle propensity of a rack and pinion steering assembly may comprise: simultaneously recording audio, and measuring acceleration of a rack, and right and left side tie-rod end loads; identifying rack rattle events from the audi... | 06/22/2010 |
| 7729884 | Compactor independent direct diagnosis of test hardware Methods, apparatus, and systems for performing fault diagnosis are disclosed herein. In one exemplary embodiment, a failure log is received including entries indicative of compressed test responses to chain patterns and compressed test responses to scan patterns. A ... | 06/01/2010 |
| 7725295 | Cable fault detection A cable fault detection component (168) receives input data indicative of a fault in an electrical power system. The component (168) analyzes the input data to determine if the fault is indicative of a temporary or self-clearing cable fault and generat... | 05/25/2010 |
| 7720642 | Measurement fault detection The present invention discloses a method and an apparatus for improving measurement fault detection in a sequential measurement processing estimator, and is particularly applied to Global Positioning Receivers. ... | 05/18/2010 |
| 7716015 | Single-track load meter for audio applications There is provided herein a system and method for implementing a track-specific CPU load meter or a similar track-specific indication of CPU performance in a multi-track multimedia-editing environment. The instant invention is preferably presented to the user in the ... | 05/11/2010 |
| 7711521 | Methods and systems for detection of selected defects particularly in relatively noisy inspection data Various methods and systems for detection of selected defects particularly in relatively noisy inspection data are provided. One method includes applying a spatial filter algorithm to raw inspection data acquired across an area on a substrate to determine a first po... | 05/04/2010 |
| 7702486 | Apparatus and method for managing liquid crystal substrate A liquid crystal substrate managing apparatus comprises a data management section with a database for recording a defect information acquired from a liquid crystal testing device, and an image information and a repair information acquired from a liquid crystal repai... | 04/20/2010 |
| 7698105 | Method and apparatus for improving performance of noninvasive analyte property estimation The invention relates to noninvasive analyte property determination. More particularly, the invention relates to a method and apparatus for performing conditional additional acquisition of noninvasive spectra to improve analyzer performance. Conditional additional d... | 04/13/2010 |
| 7693686 | Sensor arrangement with a sensor and a signal processing means A sensor arrangement comprises a sensor responsive to a measurement parameter as a sensor signal and a signal processing means for the sensor signal, the signal processing means having a switching stage for comparison of the sensor signal with a comparison or switch... | 04/06/2010 |
| 7672812 | Cable fault detection A cable fault detection component (168) receives input data indicative of a fault in an electrical power system. The component (168) analyzes the input data to determine if the fault is indicative of a self-clearing cable fault and generates correspond... | 03/02/2010 |
| 7672811 | System and method for production system performance prediction Disclosed herein are a system, method and apparatus for reporting, making alerts and predicting fault codes generated by machines in a line. Historical fault code data is received and filtered according to particular criteria to generate filtered fault code data. Cl... | 03/02/2010 |
