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| Number | Title | Issue Date |
| 8165840 | Posture sensor automatic calibration A system and method automatically calibrate a posture sensor, such as by detecting a walking state or a posture change. For example, a three-axis accelerometer can be used to detect a patient's activity or posture. This information can be used to automatically calib... | 04/24/2012 |
| 8160834 | Methods and systems for observing sensor parameters The invention disclosed herein provides methods and materials for observing the state of a sensor, for example those used by diabetic patients to monitor blood glucose levels. Typically a voltage such as a voltage pulse is applied to the sensor in order to solicit a... | 04/17/2012 |
| 8155912 | Sensor network calibration The invention concerns a method for determining a calibration value indicating the extent of loss of calibration of a group of three or more sensors in a sensor network, the method involving receiving a plurality of data values captured over a period of time by each... | 04/10/2012 |
| 8135554 | Probe configuration data protocol and transmission method Transmission of probe configuration data is initiated upon recognition by the probe of a prescribed condition. Probe configuration data protocol includes a data frame, subdivided into a desired number of time slots. Unlike measurement data protocol, where inter-puls... | 03/13/2012 |
| 8131495 | Particulate matter sensor calibration A system includes a filter, a sensor, a processor, and a memory. The filter can be coupled to an engine exhaust and can operate in an accumulating mode during which particulate matter (PM) from the engine is trapped and also operate in a regenerating mode during whi... | 03/06/2012 |
| 8121806 | Neutralizing electromagentic noise for a capacitive input device A method of capturing user control inputs for an electronic device comprises sampling an input measurement signal at a capacitive input sensor of the electronic device to capture user control inputs for operating the electronic device. Electromagnetic interference a... | 02/21/2012 |
| 8082121 | Information processing device, information processing method, and information storage medium An information processing device acquires an output value in accordance with a state in which an operating device is held, acquires the output value in accordance with a predetermined first holding state of the operating device as a first reference value, acquires t... | 12/20/2011 |
| 8036846 | Variable impedance sense architecture and method A variable impedance sense (VIS) circuit (400) can detect a drift in the impedance of variable impedance circuits due to changes in operating conditions. Adjustments to binary impedance setting codes are made in response to a detected drift only when such cha... | 10/11/2011 |
| 8032321 | Multi-layered biosensor encoding systems A biosensor system determines the presence and/or concentration of an analyte in a sample using one or more calibrated correlation equations. The analysis may be electrochemical, optical, or a combination thereof. The biosensor system may be implemented using a meas... | 10/04/2011 |
| 8027798 | Digital thermal sensor test implementation without using main core voltage supply A method and apparatus are provided for calibrating digital thermal sensors. A processor chip with a plurality of digital thermal sensors receives an analog voltage. A test circuit coupled to the processor chip receives a clock signal and a register coupled to the t... | 09/27/2011 |
| 8024147 | Offset compensation circuit and yaw rate sensor equipped therewith An offset compensation circuit for a yaw rate sensor, having a subtracter, which is provided for subtracting a correction value from an input signal, the correction value being obtainable by dividing each of n measurements of the input signal by the constant n and s... | 09/20/2011 |
| 8010309 | On-site analysis system with central processor and method of analyzing A method of analysis, analysis system, program product, apparatus, and method of supplying analysis of value incorporating the use of at least one data acquisition device, a central processor, and a communication link that is connectable between the data acquisition... | 08/30/2011 |
| 8010308 | Inertial measurement system with self correction A method of navigation includes providing an angular rate sensor and a direction-of-gravity reference. The method also includes determining bias error of the angular rate sensor about a vertical axis based on data substantially from the angular rate sensor and from ... | 08/30/2011 |
| 8000918 | Monitoring and compensating for temperature-related error in an electrochemical sensor A method for compensating for a temperature-related error in an electrochemical sensor without using separate sources of temperature measurement by measuring sensor current, temporarily lowering sensor voltage to a first level below a reaction-sustaining threshold, ... | 08/16/2011 |
| 7979231 | Method and system for estimation of inertial sensor errors in remote inertial measurement unit A method and system for estimation of inertial sensor errors is provided. The method includes receiving first inertial output data from a master inertial measurement unit (IMU) mounted on a host platform, with the first inertial output data comprising a change in ve... | 07/12/2011 |
| 7974805 | Image sensor and method Described herein are methods that may improve yield of an image sensor. In one embodiment, a method that may improve yield of an image sensor includes generating output values of control logic associated with an array of light sensitive elements. The method further ... | 07/05/2011 |
| 7957928 | Method for function monitoring of a sensor A method for monitoring a sensor function by repeatedly acquiring data records including sensor-specific calibration data; by storing the acquired data records; by analyzing changes of the calibration data over time using the stored data records; and by determining ... | 06/07/2011 |
| 7945412 | Methods and apparatuses for calibrating sensors Methods and apparatuses to perform calibration of imprecise sensors for power monitoring in a data-processing system are described. The system includes a load coupled to one or more sensors. An electronic load changes a first input signal through one or more sensors... | 05/17/2011 |
| 7937236 | Method and a system for adaptive compensation of the temperature drift of a sensor A method for adaptive compensation of a temperature drift of a sensor, designed to measure the torque of a shaft or a drive train or the force in mechanical equipment during operation. A sensor signal is recurrently measured. An associated temperature is determined.... | 05/03/2011 |
| 7933731 | Smart sensor A measurement system includes a preexisting sensor, a transducer module installed in the pre-existing sensor including a memory storing information for identifying and operating the transducer, and a control device for communicating with the memory, the control devi... | 04/26/2011 |
| 7930126 | Sampling method for an asynchronous sensor and associated asynchronous sensor A sampling method is for an asynchronous sensor, in which sensor data are read out from a sensor element at a sampling rate and written into an output register and subsequently read out from the output register at an output rate. The output rate of the output regist... | 04/19/2011 |
| 7917323 | Adjusting method and device of sensitivity of signal interpretation A method of adjusting sensitivity of signal interpretation includes the steps of: continuously receiving an input signal; setting a sampling parameter; sampling the input signal according to the sampling parameter to obtain a plurality of sampling signals; judging w... | 03/29/2011 |
| 7912664 | Self calibrating gyroscope system A self-calibrating gyroscope system provides improved estimates of, and compensation or calibration for, scale factor errors and bias errors. The gyroscope system employs a plurality of gyroscope units having sense or input axes in a mutually non-parallel arrangemen... | 03/22/2011 |
| 7904269 | Overhead traveling vehicle testing and calibration A method, system and test fixture for allowing testing and calibration of various operation parameters of an overhead traveling vehicle (hereinafter “OTV”) are disclosed. The invention implements a test fixture that includes a rotatable bearing set for rotatably... | 03/08/2011 |
| 7895009 | Impression foam digital scanner This disclosure provides for an impression scanner system having improved calibration having a housing and a calibration plate of known geometry. The calibration plate has a plurality of different shapes thereon. The system also has a radiation source for emitting r... | 02/22/2011 |
| 7895010 | Resolver angle detection device and method of detecting position with a resolver A resolver apparatus having a high detection precision detecting angle signals from signals detected at a resolver (7) and detecting a velocity signal from the detected angle signals. Utilizing the fact that an error waveform of a resolver is comprised of pre... | 02/22/2011 |
| 7890282 | Estimation of crystal efficiency with axially compressed sinogram The present invention provides a method for estimating crystal efficiency in a PET detector that takes axial compression into account. It does so via an iterative methodology in which a μ-map is first generated and then is used to obtain a solution for the equation... | 02/15/2011 |
| 7885778 | Optical detection device, electro-optical device, electronic apparatus, and optical degradation correction method An optical detection device comprising an optical sensing section that has an optical detection transistor, a threshold voltage detecting section that has a threshold value detection transistor, a sensor output value generating section that generates a sensor output... | 02/08/2011 |
| 7877221 | Sensor module and method for correcting sense output signal therefrom A sense signal outputted from a sensor element and a reference voltage having a constant voltage level are selectively inputted to an amplifier, and amplified signals thereof are sequentially outputted as A/D-converted data by an A/D converter. An average of a prede... | 01/25/2011 |
| 7835880 | Methods for improving accuracy of measurement and calibration of accelerometer parameters A method is disclosed in this invention for calibrating an offset Voffset and sensitivity Vsensitivity for an accelerometer implemented in a level gauge having a known value of an offset angle θΔ and a known value of a relative ang... | 11/16/2010 |
| 7826992 | Means for calibrating a measuring instrument Described is a method and an output apparatus for inputting and outputting data from a first electronic device. The input and output apparatus is detachably mountable to the first electronic device and includes at least one storage unit, which stores data obtained b... | 11/02/2010 |
| 7822571 | Calibration device and calibration method for range image sensor A calibration device for calibrating a range image sensor, detecting a distance of each direction within a detection range and generating a range image data, in a state where the range image sensor is attached at a mobile body, the calibration device includes a data... | 10/26/2010 |
| RE41847 | Sensor provided with adjusting function An object of the present invention is to provide an automatic compensation sensor that can eliminate an exclusive input terminal for the compensation mode signal. To achieve this object, the present invention comprises a sensor body (1), a signal output termi... | 10/19/2010 |
| 7805272 | Sensing circuit, optical detection circuit, display device, and electronic apparatus A sensing circuit includes a first sensing element, a second sensing element, a reduction unit, a storage unit, a specifying unit and a detection unit. The reduction unit reduces the amount of the energy applied to the second sensing element. The storage unit stores... | 09/28/2010 |
| 7801694 | Gyroscope with temperature compensation A method for compensating for bias and scale factor errors in vibrating structure gyroscopes. Certain embodiments utilize the functional relationship that bias and scale factor errors have with resonant frequency of vibration in the main vibrating body. Other embodi... | 09/21/2010 |
| 7801695 | Operations support systems and methods with model-based torque estimates An operations support system for an engine includes a model-based torque estimation unit configured to receive engine data associated with the engine and to generate torque estimation signals based on the engine data using a thermodynamic engine model. The thermodyn... | 09/21/2010 |
| 7783446 | Measuring system comprising variably sensitive outputs A measuring system includes a piezoelectric sensor, two or more charge amplifiers that are provided with different amplification settings and one respective output, and a signal splitter which is disposed between the sensor and the amplifiers. A charge signal receiv... | 08/24/2010 |
| 7742892 | Calibrating an optical FMCW backscattering measurement system The object of the invention is to provide a method of calibrating an optical FMCW backscattering measurement system that improves the precision of the measurement. The problem is solved by a method comprising the steps of A. Converting said received sensor signal to... | 06/22/2010 |
| 7725280 | Method for checking the lambda value indicated by a binary lambda probe In a method for checking the lambda value λ indicated by a binary lambda probe, the lambda probe being situated in the exhaust line of an internal combustion engine and provided downstream from a catalyst having oxygen storage capacity, the invention provides that ... | 05/25/2010 |
| 7716000 | Sensor apparatus having sensor element A sensor apparatus is disclosed. A sense circuit is provided to convert inputted physical quantity to electrical signal. An amplifier amplifies an analog signal outputted from the sense circuit. An A/D converter converts the output signal of the amplifier to digital... | 05/11/2010 |
