Entries |
Document | Title | Date |
20080196474 | Method and apparatus for aligning and/or leveling a test head - One embodiment of the present invention is an alignment apparatus useful to align a test head that includes: (a) two or more fluid chambers disposed in fixed relation to each other, the chambers having a movable wall and one or more apertures for admitting or releasing fluid; (b) fluid channels coupled to the one or more apertures that enable fluid to flow between at least two of the fluid chambers; and (c) one or more valves disposed to enable or to stop the flow of fluid through one or more of the one or more fluid channels. | 08-21-2008 |
20080209978 | System and Method for Instrument Calibration - Methods for generating a calibration factor and for calibrating are provided whereby interstitial spacing between support locations of a platform is used to embed a detectable material, emissions from which are used to generate the calibration factor. In some embodiments, the external space, outer perimeter, and other areas of a platform are used to embed detection materials for the normalization, calibration, correction, compensation, or other method of adjustment for detected emission data. The emission data can be taken from an assay, amplification, reaction, analysis, or other process, for example, from a PCR run or other reaction. By calibrating or adjusting the sample support with the detected emission data, a more efficient detection of the assay, amplification, reaction, analysis, or other process, can be achieved. | 09-04-2008 |
20080216552 | Robot-Controlled Optical Measurement Array, and Method and Auxiliary Mechanism for Calibrating Said Measurement Array - Disclosed is a robot-controlled optical measurement array ( | 09-11-2008 |
20080257010 | Standard Moisture Correction - A method for standardizing a reading taken on a fiber sample, including the steps of measuring a moisture content of the fiber sample, taking the reading on the fiber sample, and correcting the reading to a standardized reading that adjusts for a difference between the reading at the measured moisture content of the fiber sample and a standardized reading at about 7.5% moisture content. | 10-23-2008 |
20080271514 | System and Method for Precise Liquid Measurement in a Liquid Sampling Pipette - A device and method are provided for correcting a requested volume of liquid to aspirate/dispense by a liquid-handling pipette based on the requested volume and/or a physical condition at the pipene. The pipette includes a piston drive mechanism configured to contact a piston assembly and move a piston rod of the piston assembly within a tip holder thereby causing regulation of an amount of liquid in the tip holder. The method includes selecting a requested volume at a pipette, the requested volume representing the amount of liquid to regulate, calculating a correction volume using a volume characterization, wherein the volume characterization characterizes a difference in the amount of the liquid regulated in the tip holder as a function of the requested volume, and displaying the correction volume to a user of the pipette thereby regulating the requested volume of liquid in the tip holder. The volume characterization is determined using a calibration process. | 11-06-2008 |
20080276684 | CALIBRATED MEDICAL INSTRUMENT COMPRISING AN ENVIRONMENTAL SENSOR - A calibrated medical device includes at least one sensor operative to detect at least one environmental influence on the medical device that may change a calibration or operability of the medical device. Based on data collected by the sensor, a determination can be made whether or not the medical device should be re-calibrated. | 11-13-2008 |
20080314114 | FLUORESCENCE CALIBRATOR FOR MULTIPLE BAND FLAT FIELD CORRECTION - A fluorescence reference plate for a fluorescence spectroscopic instrument is arranged with fluorescent layers having different excitation and emission characteristics. The fluorescent layers are ordered in the form of a stack for providing a flat-field calibration standard over multiple bands of wavelengths. | 12-25-2008 |
20090000348 | Sensor calibration system and method - Disclosed herein is reference component for a sensor. The reference component comprises a calibration surface and an integrated circuit. The integrated circuit often contains a digital representation of calibration surface properties. A corresponding sensing system, printing system, method of communicating calibration data, and sensor calibration method also are disclosed. | 01-01-2009 |
20090071224 | Device for validating measurements of a dynamic magnitude - The invention relates to a device for validating measurements of a dynamic magnitude x coming from an article having main sensors placed thereon on three main axes for measuring of said dynamic magnitude x, the device including at least one additional sensor for measuring at least one additional component of the dynamic magnitude, said additional sensor being placed on the article on at least one additional axis that is concurrent with the three main axes and that is not contained in any of the planes defined by any two of the three main axes; means for determining an estimator U representative of the dynamic magnitude from the components; and means for validating the determination of the estimator U representative of the dynamic magnitude. | 03-19-2009 |
20090090163 | WHEEL MEASUREMENT SYSTEMS AND METHODS - An improved maintenance, inspection, and/or measurement solution is provided. An embodiment of the invention includes a handheld measurement device for measuring an object, such as a railway wheel on a train. The handheld measurement device can comprise a single unit to provide one handed operation and can include various features, such as onboard evaluation, a graphical user interface, and/or a self-health monitor. Additionally, aspects of the invention provide an inspection environment that incorporates preliminary measurement data, wireless communications, and/or historical data into the measurement and evaluation process. | 04-09-2009 |
20090095047 | DIMENSIONING AND BARCODE READING SYSTEM - A system and method for auto-calibrating a barcode scanning tunnel to determine the orientation of one or more cameras with respect to a range finder and a conveyor belt comprises providing a scanning tunnel having a moveable surface, at least one range finder having an orientation, at least one camera having an orientation and at least one calibration object having at least one indicia disposed in a predetermined relationship to one or more features of the at least one calibration object, capturing at least one image of the at least one calibration object by the at least one camera, electronically detecting the at least one calibration object at least one indicia and the one or more object features and electronically calculating at least one component of the at least one camera orientation with respect to the moveable surface in response to information obtained from the image and the at least one calibration object at least one indicia. | 04-16-2009 |
20090113980 | METHOD OF VERIFYING PERFORMANCE OF OPTICAL DETECTION APPARATUS AND STANDARD REAGENT USED THEREFOR - A method is provided in which with respect to an optical detection apparatus including an optical detection unit and a temperature control unit, whether optical signal detection and temperature control are performed accurately, i.e. the performance thereof, can be verified simply with high reliability. With respect to an optical detection apparatus including an optical detection unit for detecting an optical signal of a sample and a temperature control unit for controlling temperature of the sample, the optical signal detection performance and temperature control performance are verified by the following method. First, a standard sample containing a nucleic acid sequence and a strand complementary thereto that have a known optical signal intensity and Tm value is provided, the temperature of the standard sample is increased or decreased with the temperature control unit, and optical signal intensity of the standard sample is measured with the detection unit. On the other hand, the melting temperature of the standard sample is determined from a change in the optical signal intensity accompanying a change in the temperature. The measured optical signal intensity and melting temperature of the standard sample are compared to the known optical signal intensity and melting temperature of the standard sample, respectively, and thereby it is verified whether the optical signal detection performance of the detection unit and the temperature control performance of the temperature control unit are accurate. | 05-07-2009 |
20090139297 | CALIBRATION STRIP AND THE LASER CALIBRATION SYSTEM USING THEREOF - A calibration strip and a laser calibration system using thereof are disclosed. The calibration strip is comprised of: a substrate; and a light impermissible layer, having a calibration pattern formed thereon while being formed on the substrate. The light impermissible layer is an opaque layer, being formed on the surface of the substrate by coating, electroplating or adhering. The substrate, manufactured by the principle for enabling the color or brightness of the substrate to have high contrast comparing with those of the light impermissible layer, can be a structure of a layer of transparent material and a light source; a layer of transparent material and a backlight source; or a metal film having a reflective layer formed thereon. Since, in the laser calibration system, the calibration strip with the calibration pattern is imaged by an imaging device and then the captured image is send to a processing unit where it is analyzed, the time-consuming and inaccurate off-line manual calibration is no longer required and the laser calibration system can be adapted for various lasers regardless of their spectra. | 06-04-2009 |
20090293580 | Method for Calibrating and/or Adjusting a sensor, especially an electrochemical, electrophysical or optical sensor, and corresponding sensor - Described is a method for calibrating and/or adjusting a sensor ( | 12-03-2009 |
20090314051 | METHOD FOR DETERMINATION OF ELECTRICAL PROPERTIES OF ELECTRONIC COMPONETS AND METHOD FOR CALIBRATION OF A MEASURING UNIT - In a method for calibration of a measurement unit for determination of electrical properties of electronic components using at least one planar calibration standard, an electrical measurement quantity is measured at two different temperatures. The electrical property of the calibration standard is known at at least one temperature or is to be determined by calculation. A temperature coefficient is determined from both measured quantities, which describes the relative change of the electrical property of the calibration standard accompanying the temperature change and with which the electrical property of the calibration standard is determined at a measurement temperature. From the change in electrical property, an error coefficient of the measurement unit is determined. A method is also provided for determination of an electrical property of an electronic component, using the calibration method. | 12-24-2009 |
20100024516 | LIQUID PROPANE GAS INJECTOR TESTING SYSTEM AND METHODS - Methods and systems for determining an LPG fuel output characteristic of an LPG injector. The output characteristic of the LPG can be determined by calculating a total mass of LPG injected into a canister of known volume by the injector during a plurality of open/closed cycles of the injector. The pressure differential and temperature in the canister can be used in the calculation of total LPG mass along with a gas constant of the LPG and the volume of the canister. The total LPG mass can then be used to determine the mass of LPG injected by the injector during each open/closed cycle. | 02-04-2010 |
20100058829 | METHOD FOR QUERYING A MEASUREMENT VALUE - A method is disclosed for querying a measurement value, wherein the measurement value is converted into a modulation signal that influences the reflective properties of a sensor antenna. A signal is emitted via a query device, wherein the signal is returned in an altered fashion by the sensor antenna and then received again by the query device. The measurement value is determined from the altered signal received. According to at least one embodiment of the invention, a plurality of measurement values are detected by sensors and the query device is moved past a plurality of sensor antennas in a vehicle or by a person. Thus, a plurality of sensors detect measurement values on a railroad line, for example. The vehicle is, for example, a rail vehicle traveling on the track of the railroad line. | 03-11-2010 |
20100064763 | WEB-BASED SYSTEM AND METHOD FOR CONFIGURING TEST EQUIPMENT - A web-based system and method for configuring test equipment is provided. In one aspect, the invention provides a method for configuring a test instrument, the method including receiving a first configuration file previously generated by a web server, the first configuration file including information indicative of a configuration including at least one component for the test instrument, providing a user interface enabling modification of the configuration of the at least one component and the test instrument, and generating a second configuration file including information indicative of the modified configuration. | 03-18-2010 |
20100083729 | SYSTEM AND METHOD FOR TESTING A MULTIMERTER - A system and method for testing a multimeter provides a mechanical arm to set a gear of the multimeter. Values displayed on the multimeter are captured by a camera. The computer obtains the displayed values from captured images using a difference image method. If a difference between each two obtained values is in an allowable error range of the multimeter, the computer displays that the gear is qualified. If the difference between each two obtained values is not in the allowable error range, the computer displays that the gear is out of tolerance. | 04-08-2010 |
20100154505 | HANDLER AND METHOD FOR TESTING THE SAME - The invention provides a handler and a method for testing the same. The handler comprises a sorter and a testing module. The testing module further comprises a signal generator, a sensor, and a signal comparator. The signal generator generates and sends out a first handling signal. The sorter receives the first handling signal and correspondingly places a first electronic component on a first region according to the first handling signal. The sensor senses the first electronic component on the first region, and then correspondingly generates and sends out a second handling signal. The signal comparator is electrically connected to the sensor and the signal generator, and receives the first handling signal and the second handling signal. The signal comparator determines whether the first handling signal is equivalent to the second handling signal, and correspondingly sends out a comparing signal. | 06-24-2010 |
20100180662 | COMPOSITE MATERIALS AND CALIBRATION ASSEMBLIES USING THE SAME - Example composite materials and calibration assemblies using the same. An example calibration assembly for use in calibrating a downhole formation evaluation tool includes a first body comprising a first material and having a first geometry, a second body comprising a second material formed to receive the first body, wherein the first and second materials and the first geometry are selected so that a calibration property of the calibration assembly substantially matches a corresponding calibration property of a third material. | 07-22-2010 |
20100206039 | SYSTEM AND METHOD FOR VARIABLE THRESHOLD SENSOR - A sensor system that provides an adjustable threshold level for the sensed quantity is described. The adjustable threshold allows the sensor to adjust to ambient conditions, aging of components, and other operational variations while still providing a relatively sensitive detection capability for hazardous conditions. The adjustable threshold sensor can operate for extended periods without maintenance or recalibration. In one embodiment, the sensor is self-calibrating and runs through a calibration sequence at startup or at periodic intervals. In one embodiment, the adjustable threshold sensor is used in an intelligent sensor system that includes one or more intelligent sensor units and a base unit that can communicate with the sensor units. When one or more of the sensor units detects an anomalous condition (e.g., smoke, fire, water, etc.) the sensor unit communicates with the base unit and provides data regarding the anomalous condition. The base unit can contact a supervisor or other responsible person by a plurality of techniques, such as, telephone, pager, cellular telephone, Internet (and/or local area network), etc. In one embodiment, one or more wireless repeaters are used between the sensor units and the base unit to extend the range of the system and to allow the base unit to communicate with a larger number of sensors. | 08-19-2010 |
20100288011 | APPARATUS AND METHOD FOR PORTABLE CALIBRATION OF ELECTROFUSION CONTROLLERS - An apparatus and method for portable calibration of electrofusion controllers. The method includes providing a portable self-contained calibration device to an electrofusion controller. The calibration device includes internal or external dummy loads to simulate real fittings to be fused and instructs the electrofusion controller to apply electricity to these dummy load. Then, the calibration device uses a measurement sub-system to measure a pre-determined parameter. A microcontroller sub-system determines if there is a difference between the measured values and the expected values. If there is a difference, the calibration device adjusts the electrofusion controller's memory. The calibration device repeats the measurement with a second independent measurement device to ensure accuracy. | 11-18-2010 |
20110079071 | Accelerated Weathering Test Apparatus with Calibration-Access Assembly - An apparatus for accelerating the weathering effects on test specimens within a test chamber including a calibration-access assembly for replacing test sensors located within the apparatus with reference sensors when the apparatus door is closed. An improved sensor support assembly is also included. The calibration-access assembly from an improved location, facilitating superior irradiance detection. The calibration-access assembly including an aperture defined in the door of the apparatus and a shield connected to the door that is movable to permit or prevent access to sensors when the apparatus door is closed. | 04-07-2011 |
20110209519 | SYSTEMS AND METHODS OF REDUCING A COMPONENT OF A SIGNAL CAUSED BY VIBRATION - A vibration detection circuit. The circuit includes an accelerometer, a combining filter, an amplifier, and an analog to digital converter. The accelerometer generates one or more signals indicative of movement along an axis. The combining filter filters a component of the one or more signals not associated with movement and combines the components of the one or more signals indicative of movement to create a combined signal. The amplifier amplifies the combined signal and creates an amplified signal. The analog to digital converter converts the amplified signal into a digital value. | 09-01-2011 |
20110252860 | METHOD FOR CONTROLLING TESTING APPARATUS - A method for controlling testing apparatus having a plurality of device stations for test, a plurality of measuring portions measuring an identical item, and a matrix switch changing a coupling combination between the plurality of the device stations for test and the plurality of the measuring portions, including: performing checking step of a measuring portion with respect to the plurality of the measuring portions, the checking step measuring the measuring portion by measuring a standard device; and performing checking step of a device station for test with respect to the plurality of the device stations for test, the checking step mounting a standard sample on the device station for test and checking the standard sample with use of the measuring portion coupled to the device station for test on which the standard sample is mounted. | 10-20-2011 |
20110259076 | APPARATUS AND METHOD FOR ASSESSING PERCUTANEOUS IMPLANT INTEGRITY - Provided is an apparatus for assessing interface integrity between a medium and an implant. A first signal is translated from a motion of an impact body during impact with an abutment connected to the implant. In some embodiments, the first signal is filtered using a zero phase shift filter and then used for assessing the interface integrity. Since no phase shift is introduced, the interface integrity is accurately assessed. In another embodiment, the apparatus maintains a system model for impacting the impact body against the abutment. The apparatus analytically determines an interface property by applying a system property that has been determined to the system model. An accurate system model allows for an accurate assessment. According to another broad aspect, there is provided a method of conducting the impact test. According to the method, a person ensures that the impact body impacts against a consistent portion of the abutment. | 10-27-2011 |
20110265547 | SENSOR, METHODS OF CALIBRATING A SENSOR, METHODS OF OPERATING A SENSOR - A scour sensor and method of detecting scour in the bed of a body of water as well as a sensor and method for determining the subgrade modulus of a subgrade are provided. The scour sensor includes an elongated rod that can be driven into the bed of a body of water such that a portion of the rod is cantilevered from the bed into the water. The rod has a known dynamic characteristic that is variable depending on the amount of the rod that is embedded in the subgrade. In one implementation, the known characteristic is the natural frequency of the rod. The scour sensor further includes a sensor element for monitoring a dynamic characteristic of the rod. Methods of using and calibrating a scour sensor are also provided. Further, the sensor may be used to determine a subgrade modulus of the subgrade. | 11-03-2011 |
20110302989 | Method for safe performance of a calibration and/or an adjusting of a measured variable of a measuring device in automation technology, especially in process analysis technology - A method for safe performance of a calibration and/or an adjusting of a measured variable of a measuring device in automation technology, especially in process analysis technology, in the case of which a calibration result or an adjusting value is ascertained and shown on a display. In order to assure reliable adjusting or calibrating of a measured variable of a measuring device, the calibration result or the adjusting value is shown in multiple instances at random locations of the display, wherein, upon agreement of all shown calibration results or adjusting values, a confirmation is effected by a user of the measuring device. | 12-15-2011 |
20120000268 | ACCURACY MANAGEMENT METHOD - It is convenient and useful in inspection work to assess a fluctuation pattern of accuracy management results based on operation events occurring in a clinical laboratory and detect an abnormal fluctuation pattern before a control range is exceeded. However, an accuracy management system having such a function is not provided. When the cause of fluctuations in accuracy management results or calibration results is to be estimated, one depends on a variety of related information and one's specialized knowledge and experience. Much time and efforts are required to sort out useful pieces of information from useless ones and obtain organized information. | 01-05-2012 |
20120085142 | Diagnosis of Radiometric Detectors - Described is diagnosing radiometric detectors. The pulse amplitudes of the pulses acquired by the radiometric detector can be measured and stored temporarily. The pulse amplitude distribution determined in this manner is compared to a reference amplitude distribution, whereby error diagnosis and, if applicable, recalibration of the measuring device are made possible. In this manner temperature drifts and damage to the scintillator, EMC radiation and an increased rate of dark pulses of the photosensitive component may be detected and corrected. | 04-12-2012 |
20120198908 | ELECTRONIC DEVICE WITH FLEXIBLE DATA AND POWER INTERFACE - Electronic modules with small and flexible interfaces are disclosed. One example electronic module includes a power supply terminal configured to receive power for the electronic module and circuitry configured to carry out various functions. The functions carried out by the electronic module circuitry include simultaneously receiving both of the following via the power supply terminal: a power signal for carrying out a mission mode operation of the electronic module, and a data signal. | 08-09-2012 |
20120198909 | Measurement Signal Correction Apparatus and Method for Correcting a Measurement Signal - A measurement signal correction apparatus includes an analog/digital converter, a correction factor providing unit, and a measurement signal correction unit. The analog/digital converter is configured to convert an analog measurement signal read in using an interface into a digital measurement signal using a reference frequency signal. The correction factor providing unit is configured to provide a correction factor determined on the basis of the reference frequency signal. The measurement signal correction unit is configured to multiply the digital measurement signal by the correction factor in order to obtain a corrected measurement signal. | 08-09-2012 |
20120222464 | FILM-THICKNESS MEASURING DEVICE AND CALIBRATION METHOD THEREOF - The present invention discloses a film-thickness measuring device and a calibration method thereof. The film-thickness measuring device has at least two fixing bases disposed in different calibration positions, a carrier machine table for carrying substrates and a measuring head. The measuring head receives a label of the present substrate being carried from the carrier machine table; obtains parameters of the calibration position that the label corresponds to from a saved corresponding relationship, and moves to a top of the calibration position that the obtained parameters correspond to, and then measures film-thickness of the calibration plate on the fixing base which is disposed in the calibration position to achieve calibration. The present invention automatically switches to corresponding calibration positions according to different substrates for calibrating, so as to prevent inconvenience caused by manual changing the calibration plates. | 09-06-2012 |
20120291515 | SENSOR UNIT AND MEASUREMENT METHOD - A sensor unit is disclosed which includes a sensor and an information module. The sensor exhibits an optical behavior dependent on at least one variable of a sample. Sensor related information can be emitted by the information module as optical radiation. In embodiments the sensor related information includes calibration data for the sensor. The sensor related information may additionally include identification data for the sensor. In embodiments the information module measures at least one ambient parameter, and emits the measurement value in an optical signal. The measurement value is taken into account when determining at least one variable of a sample by means of the sensor unit. In embodiments the information module may also transmit status information of the sensor unit. Furthermore a method for determining a variable of a sample with a sensor unit and a measurement system is disclosed. | 11-22-2012 |
20120291516 | Method and Apparatus for Providing Data Processing and Control in a Medical Communication System - Methods and apparatus for providing data processing and control for use in a medical communication system are provided. | 11-22-2012 |
20120297857 | NON-DESTRUCTIVE LIQUID PENETRANT INSPECTION PROCESS INTEGRITY VERIFICATION TEST PANEL - A fluid penetrant inspection test panel includes a substrate having a first surface and an opposing second surface, the first surface configured to receive a dye penetrant thereon, and a plurality of sensitivity indicators formed in the first surface, the plurality of sensitivity indicators having a cross-sectional profile defined by a continuous edge. The fluid penetrant inspection test panel may be formed to have either a rectangular shape or a triangular shape. | 11-29-2012 |
20130061649 | OFFSET ERROR AUTOMATIC CALIBRATION INTEGRATED CIRCUIT - An integrated circuit includes a transducer and transducer circuitry and additional elements useful in testing the transducer and transducer circuitry. A first power supply terminal and a second power supply terminal are for being directly connected to an external power supply terminal. A power bus is connected to the first power supply terminal. A logic function is for determining if the second power supply terminal is receiving power and if an automatic calibration test of the transducer and transducer circuitry has been run. An automatic calibration is for running an automatic calibration test on the transducer and transducer circuitry if the logic means determines that the second power supply terminal is receiving power and the automatic calibration test of the transducer and transducer circuitry has not been run. | 03-14-2013 |
20130091922 | Composite Materials And Calibration Assemblies Using The Same - A calibration assembly is disclosed. In one embodiment, a calibration assembly calibrating a downhole formation evaluation tool includes a calibration base having a first geometry, a calibration insert including a first material and having a second geometry, and a second material having a third geometry and being different from the first material. The second geometry enables the calibration insert to receive the second material to form a first composite region, wherein the first and second materials and the second and third geometries are selected such that a calibration property of the calibration assembly apparatus substantially matches a corresponding calibration property of a third material. Additional apparatuses, devices, and methods are also disclosed. | 04-18-2013 |
20130174633 | METHOD FOR MONITORING A TRANSMITTER AND CORRESPONDING TRANSMITTER - A method for monitoring a transmitter that has a measurement unit and a transmission unit which are interconnected to each other in order to transmit signals. There is at least one connecting line for supplying power to the measurement unit which determines a measurement quantity and generates a measurement signal which is dependent on it. The transmission unit receives the measurement signal from the measurement unit, and based on the measurement signal, transfers an output signal to at least one signal transmission element. To provide a method for monitoring a transmitter which allows reliable displaying of an error as easily as possible and the shifting of the transmitter into a secured state, in the case in which the measurement unit detects the presence of an error state, the measurement unit acts on the connecting line. | 07-11-2013 |
20130174634 | METHOD FOR DECREASING VARIABILITY IN A MOISTURE ANALYZER - A method for analyzing moisture content in an analyzer. In one embodiment a sample is introduced into an analyzer and an initial weight is obtained. The sample is then fortified where it is allowed to pick-up moisture. The temperature of the analyzer is increased and an initial fortified point is obtained wherein the sample has returned to its initial weight. Thereafter the analyzer obtains the final moisture content of the sample at a test finish time. In one embodiment satellite analyzers are biased against a standard analyzer so that more uniform results are obtained. | 07-11-2013 |
20130186168 | SYSTEM AND METHOD FOR ENHANCING CORROSION RATE DETERMINATION IN PROCESS EQUIPMENT USING A TELESCOPING/ROTATING SENSOR - A system and method for optimizing the response of a metal loss sensor which is configured in a way that its insertion depth and orientation in the process fluid are adjustable. These adjustments affect local turbulence and thereby enable achieving a desired corrosion rate at the metal loss sensor. Corrosion rate comparison between the metal loss sensor and pressure containment boundary can be measured directly or indirectly by computing wall shear stresses at the sensor and the pressure containment boundary. | 07-25-2013 |
20130205866 | TESTING OF A MEASURING DEVICE ARRANGEMENT, CORRESPONDING MEASURING DEVICE ARRANGEMENT AND TEST ARRANGEMENT - A method for testing of a measuring device arrangement ( | 08-15-2013 |
20130233043 | METHOD AND APPARATUS FOR ESTABLISHING CALIBRATION CYCLES BASED ON ACTUAL TOOL USE FOR TOOLING AND INSTRUMENTS REQUIRING PERIODIC CALIBRATION - A method and apparatus for verifying calibration of a tool used in a repetitive applications, the tool having at least one part that moves with respect to another part of the tool during each repetitive application. An electronic sensor and a microcontroller operatively coupled to the tool detects and counts each repetitive application. A motion sensor provides an indication to the microcontroller of each repetitive application. The microcontroller stores a continuous count of the number of repetitive applications and compares that count to a predetermined maximum number of counts allowed during a calibration cycle, and provides a signal indicating when the stored continuous count reaches the predetermined maximum count. The signal may be a local visual indicator and a transmitted signal to a remote location to indicate that the tool is in need of re-calibration. | 09-12-2013 |
20130233044 | SENSOR ARRANGEMENT FOR DETECTING A SAFE INSTALLATION STATE OF AN INSTALLATION OPERATED IN AN AUTOMATED MANNER - A sensor arrangement for detecting a safe installation state of an automated installation has an input circuit designed to receive a first input signal and at least one further input signal. The first input signal depends on the safe installation state to be detected. The further input signal depends on a further operational state. The sensor arrangement also has a first output and at least one second output and an evaluation unit for outputting a first output signal and a second output signal at the first and second outputs, respectively. The evaluation unit is designed to evaluate the first input signal in a failsafe manner and on the basis thereof produce a redundant signal pair at the first and second outputs to signal a safe installation state, and to evaluate the further input signal and on the basis thereof generate non-redundant output signals different from the redundant signal pair. | 09-12-2013 |
20130305804 | MICROELECTROMECHANICAL COMPONENT AND METHOD FOR TESTING A MICROELECTROMECHANICAL COMPONENT - The microelectromechanical component has a semiconductor substrate ( | 11-21-2013 |
20140047895 | LIGHT CALIBRATION DEVICE, BIOLOGICAL DETECTION CALIBRATION SYSTEM AND OPERATING METHOD THEREOF - A biological detection calibration system includes a biological detection device and a light calibration device. The biological detection device is for detecting a biological sample and includes a light source and a controller electrically connected thereto to control the light source to emit a light. The light calibration device includes a carrier, disposed at a detecting position of the biological sample in the biological detection device to receive the light emitted from the light source, and a calibration sample, disposed on the carrier and including a light detector. The light detector is for detecting intensity of the light and transmitting intensity information to the controller. The controller reads the intensity information of the light and compares the intensity information with a predetermined value to modify driving energy of the light source so that the intensity of the light detected by the light detector is not less than the predetermined value. | 02-20-2014 |
20140060144 | METHOD AND APPARATUS FOR CALIBRATING DISPENSED DEPOSITS - A method of calibrating a dispenser, which has a material dispensing unit that is configured to dispense material on a substrate, includes dispensing a line of material on a surface, capturing at least one image of the line dispensed on the surface, calculating an average line width of the line dispensed on the surface, and comparing the average line width of the line dispensed on the surface to a desired line width. A controller configured to perform the method is further disclosed. | 03-06-2014 |
20140130568 | Checking Unit and Method for Calibrating a Checking Unit - The invention relates to a checking unit for checking a material web and to a calibrating method for the checking unit. The checking unit is equipped with drive means for transporting the calibration medium past the checking unit in order to detect a multiplicity of measurement values of the calibration medium. The drive means are arranged in the housing of the checking unit in order for the drive means to be protected from moisture or contaminants from the environment. To obtain a transporting of the calibration medium past the checking unit in spite of the arrangement of the drive means in the housing, drive means are employed that are configured for a contactless interaction with the calibration medium and can transport the calibration medium past the checking unit contactlessly. For this purpose there is preferably used a magnetic interaction between the drive means and the calibration medium. | 05-15-2014 |
20140144203 | Contour Standard Having A Rotationally Symmetrical Calibration Region, Use Of The Standard and Method For Calibrating And/Or Monitoring A Contour Measuring Instrument - The invention is a contour standard, which consists of a body having a rotationally symmetrical calibration region. The rotationally symmetrical calibration region encompasses a plurality of non-cylindrical axial sections, which can be concave, convex, by forming a predefined angle as radial projection or as radial depression. The calibration region has at least one measuring section, which runs parallel to the longitudinal axis of the body and which provides for axial calibration variables, as well as radial calibration variables. These calibration variables are compared with the sensed values to the calibration of a measuring instrument and the measuring instrument is adjusted based on the basis of the determined deviation. Due to the rotationally symmetrical calibration region, the contour standard is suitable both for the calibration of touch contour measuring instruments and also for the calibration of contour measuring instruments, which measure optically. | 05-29-2014 |
20140165690 | SENSOR POSITION CONTROL APPARATUS AND METHOD - A sensor position control apparatus and method that includes a guide rail formed to be elongated along one direction set to a longitudinal direction thereof and a position control unit coupled to the guide rail and configured to slide along the longitudinal direction of the guide rail. A sensor mount unit is connected to be moved together with the position control unit and has a sensor mounted on one surface thereof. In addition, an angle control unit is configured to change a direction which one surface of the sensor mounting unit faces and a position control driving unit is configured to transmit power to the position control unit. An angle control driving unit is configured to transmit power to the angle control unit. | 06-19-2014 |
20140202227 | User Calibratable Sensors - An user calibratable environmental sensors for providing a solution for environmental monitoring sensors to be calibrated by users through a simple interface whereas previously such calibration, if possible depending on hardware, could only be achieved by doing it through a factory calibration requiring the user to send his sensors back to the manufacturer or to a calibration service provider. The user calibratable environmental sensors generally include a solution to solve the problem of environmental sensors that over time lose accuracy. In such cases typically calibration of the sensor probes is required. The invention solves this by enabling calibration within the logical unit controlling and/or communicating with the sensor probes. This allows a longer life time for sensor probes by enabling users to calibrate themselves their sensors if needed be. | 07-24-2014 |
20140250969 | Spread-Spectrum MEMS Self-Test System and Method - A MEMS sensor includes a micro-electromechanical structure, a detection circuit, and a self-test circuit to test the health of the MEMS sensor during runtime operations. The self-test circuit is configured to inject into the micro-electromechanical structure a plurality of injected test signals that are broad-band frequency-varying frequency signals, which are based on spread spectrum based modulation. The injected test signals may a magnitude that is below an observable threshold of the sensor signal as well as a test-signal bandwidth that overlaps with a substantial portion of the sensor bandwidth, including the stimulus of interest. | 09-11-2014 |
20140260507 | PULSE DURATION EXTENDER - A system includes a sensor that is configured to measure an operating parameter of a machine and transmit a signal related to the measured operating parameter. The system also includes a passive signal modification circuit. The passive modification circuit is configured to receive the signal and generate a modified signal based on the received signal. Additionally, the modified signal that is generated has a characteristic that it exceeds a threshold value for an amount of time greater than a second amount of time that the received signal exceeds the threshold value. The passive modification circuit is further configured to control the amount of time that the modified signal exceeds the threshold value. | 09-18-2014 |
20140260508 | COMPENSATION AND CALIBRATION FOR MEMS DEVICES - A sensor system includes a microelectromechanical systems (MEMS) sensor, processing circuitry, measurement circuitry, stimulus circuitry and memory. The system is configured to provide an output responsive to physical displacement within the MEMS sensor to the measurement circuitry. The stimulus circuitry is configured to provide a stimulus signal to the MEMS sensor to cause a physical displacement within the MEMS sensor. The measurement circuitry is configured to process the output from the MEMS sensor and provide it to the processing circuitry, which is configured to generate stimulus signals and provide them to the stimulus circuitry for provision to the MEMS sensor. Output from the measurement circuitry corresponding to the physical displacement occurring in the MEMS sensor is monitored and used to calculate MEMS sensor characteristics. Methods for monitoring and calibrating MEMS sensors are also provided. | 09-18-2014 |
20140318209 | Circuit Assembly and Method for Plausibility Checking of Sensor Signals - A circuit assembly for plausibility checking of sensor signals, which can be generated by at least two separate sensor elements, includes at least one evaluation and control unit which receives the sensor signals via at least one interface unit and evaluates the received sensor signals for generating sensor data. A first evaluation and control unit is configured to receive the sensor signals of a first sensor element and to generate first sensor data from the first sensor signals. The first evaluation and control unit is configured to provide the generated first sensor data via at least one interface unit to a second evaluation and control unit, which receives and evaluates the sensor signals of a second sensor element to generate second sensor data. The second evaluation and control unit compares the generated second sensor data and the generated first sensor data to each other and inspects them for plausibility. | 10-30-2014 |
20140331736 | METHOD FOR CALIBRATING A TRIGGER UNIT AND CASCADABLE SENSOR THEREFOR - A method is disclosed for calibrating a trigger unit which is connected via a trigger line to at least two sensors configured to be triggered. Each sensor is connected between two successive line portions of the trigger line. Each sensor has an input and an output, a controllable interrupter between the input and output; and a control circuit, which controls the interrupter. The interrupters of all sensors are initially open. The method comprises the following: transmitting a trigger pulse; in the sensor: receiving the trigger pulse and returning a response; in the trigger unit: receiving the response and calibrating the trigger unit; repeating the aforementioned steps, wherein each sensor reflects the trigger pulse, and the trigger unit measures the propagation times and is calibrated thereto. | 11-13-2014 |
20140352396 | PLAUSIBILITY CHECK OF A SENSOR SIGNAL - In a method for checking the plausibility of sensor signals, a first sensor element detects at least one first physical quantity and outputs it as a first sensor signal, and a second sensor element detects a second physical quantity correlated with the first physical quantity and outputs it as a second sensor signal. The first sensor element has a first reliability range having an upper limit and/or a lower limit, which range is related to the second physical quantity. The first physical quantity detected by the first sensor element is recognized as plausible if the second physical quantity detected by the second sensor element lies within the corresponding first reliability range of the first sensor element. | 12-04-2014 |
20150020568 | METHOD FOR MEASURING THE STRAIN OF MATERIAL USING SHORT CAVITY FIBER LASER - A method for measuring the strain of material using a short cavity fiber laser, includes steps of: a) arranging the short cavity fiber laser, which laser comprises sequentially coupled laser diode pumping source, a wavelength division multiplexer, a fiber bragg grating, an active fiber and a loop mirror; b) fixing the short cavity fiber laser on the material whose strain will be measured, and matching the stretching direction of the fiber of the short cavity fiber laser with the direction of the strain produced by the material to be measured; c) measuring the drift amount of longitudinal mode output by the short cavity fiber laser; and d) calculating and obtaining the strain of the material to be measured. | 01-22-2015 |
20150033820 | APPARATUS FOR INSPECTING PHYSICAL QUALITY SENSOR - Disclosed herein is an apparatus for inspecting a physical quality sensor, the apparatus including: a measuring unit measuring at least one reference sensor and an inspected sensor; and a display unit electrically communicated with the measuring unit. The measuring unit includes: a base including a first seating part mounting a reference substrate having at least one reference sensor mounted thereon and a second seating part seating the inspected sensor to be adjacent to the reference sensor; and an upper cover including a through-hole exposing the reference sensor and the inspected sensor to surrounding atmosphere and formed in a plate shape covering at least one reference sensor and the inspected sensor. According to the present invention, measured data of the inspected sensor is compared to measured data of the reference sensor under the same condition, such that it is determined that the inspected sensor is a good product. | 02-05-2015 |
20150052967 | TEST APPARATUS - A test sample is provided for testing performance of measuring and monitoring equipment for production lines, for example for foodstuffs or pharmaceuticals, and in particular, contamination monitoring equipment employing X-rays and/or metal detectors to spot foreign bodies in packaged products. The test sample may comprise a laminated card enclosing a standardised test piece such as a metal particle of specified size. The card or other sample may bear at least one identification containing a barcode, readable by an optical scanner. To test the equipment, a card is placed on a product package passing through the equipment, the optical scanner reads the barcode to confirm that the correct test sample has been submitted, and the results for the test sample are recorded in a computer log. If the results do not match those expected from the particular test sample submitted, the equipment fails the test and requires recalibration or repair. | 02-26-2015 |
20150082856 | SENSOR DEVICE WITH INTEGRATED CALIBRATION SYSTEM AND CALIBRATION METHOD - An integrated sensor device including a first die, housing a sensor element to detect a quantity external to the sensor device and transduce the external quantity into an electrical sensing signal; a second die mechanically coupled to the first die so that the first and second dies are stacked on one another along one and the same axis; and at least one heater of a resistive type integrated in the first die and/or in the second die, having a first conduction terminal and a second conduction terminal configured to couple respective first and second conduction terminals of a signal generator for causing an electric current to flow, in use, between the first and second conduction terminals of the heater and generate heat by the Joule effect. It is possible to carry out calibration in temperature of the sensor element. | 03-26-2015 |
20150114076 | PHANTOMS AND ASSOCIATED METHODS FOR CALIBRATING IMAGING SYSTEMS - Embodiments of the present invention provide phantoms, and associated methods of calibration which are suitable for use in both medical resonance imaging and radiographic imaging systems. A phantom for calibration of a medical imaging system, comprises a first component having a first outer shape, a portion of which defines part of at least one pocket; and a second component coupled to the first component and having a second outer shape, a portion of which defines another part of the at least one pocket. At least one of the first and second components comprises a reservoir, the reservoir having a shape at least a portion of which locates a centre of the at least one pocket. | 04-30-2015 |
20150308254 | METHOD FOR CALIBRATION OF INDIRECTLY MEASURED QUANTITIES - A method for calibrating a system in an oilfield. The method involves operating a component which includes both a direct sensor and an indirect sensor. Additionally, a processing-capable calibration unit in installed on the system and receives signals from the direct sensor and the indirect sensor. After the indirect sensor calculates indirect physical measurements and the direct sensor calculates direct physical measurements, the calibration unit compares the indirect physical measurements with the direct measurements and determines the difference between them. The calibration unit then computes a calibration command and communicates it to the indirect sensor, which uses this command to adjust its future indirect measurements. | 10-29-2015 |
20150309070 | INERTIAL SENSOR PENDULUM TEST APPARATUS - Briefly, in accordance with one or more embodiments, a method to test one or more sensors of a device under test may comprise capturing visual motion data of the device under test disposed on an arm of a pendulum apparatus while the arm of the pendulum apparatus is in motion, capturing data from the one or more sensors while the arm of the pending apparatus is in motion, and comparing the visual motion data with the data from the one or more sensors to determine a relationship between the visual motion data and the data from the one or more sensors. | 10-29-2015 |
20150316397 | METHOD AND APPARATUS FOR DETERMINING A STATE OF A MEASURING TRANSDUCER INTEGRATED IN A PROCESS CONTAINER - A method for determining a state of a measuring transducer integrated in a process container, wherein in the process container one or more processes are being performed, and the measuring transducer registers at least one physical or chemical process parameter within the process container, includes steps as follows: identifying a process currently being performed in the process container; and ascertaining a deviation value as measure of a deviation of a measured value progression registered by the measuring transducer during the process currently being performed in the process container from a measured value progression expected for the identified process, wherein the state of the measuring transducer and/or of the process is determined utilizing the ascertained deviation value. | 11-05-2015 |
20150369688 | MICROPHONE SEAL DETECTOR - A device, system and method for determining a seal quality of a sealed environment is provided herein. A seal detection device is utilized to determine a seal quality for an acoustic cavity of a microphone for a mobile device. The seal detection device determines an acoustic impedance at the end of a hollow longitudinal section by propagating a broadband audio signal from a source speaker through the hollow longitudinal section into the acoustic cavity. Located within the hollow longitudinal section is a microphone measurement portion configured to provide an output signal to measurement equipment in order to determine a transfer function between of the microphone measurement portion. Utilizing the transfer function, the seal quality can be determined for the acoustic cavity. | 12-24-2015 |
20160025528 | MEASUREMENT TRANSDUCER FOR PROCESS INSTRUMENTATION, AND METHOD FOR MONITORING THE STATE OF ITS SENSOR - A measurement transducer for process instrumentation includes a sensor for detecting a physical or chemical quantity, where a supply voltage to the sensor is regulated by a cross regulator to a constant value, and the current intensity of the current adjusted by the cross regulator and flowing parallel to the sensor is determined and monitored to maintain a specified criterion in order to detect a sensor error such that error conditions of the sensor can be determined in a particularly simple and effective way. | 01-28-2016 |
20160101445 | CALIBRATION OF SEMICONDUCTOR METROLOGY SYSTEMS - A method of cleaning calibration and other substrates that improves the correlation of measurements from calibration and product substrates and increases the useful life of the calibration substrates is herein disclosed. By exposing a calibration substrate to ultraviolet light, a reaction is triggered that results in the cleaning of the contaminants from the calibration substrate. For instance, monatomic oxygen is introduced to contaminants on the surface of a calibration substrate to remove the contaminants without inducing modifications in the substrate itself. Through the cleaning process, the temperature of the calibration substrate may be controlled to limit adverse effects caused by the overheating of the calibration substrate. | 04-14-2016 |
20160152464 | MEMS PARAMETER IDENTIFICATION USING MODULATED WAVEFORMS | 06-02-2016 |
20160161305 | METHOD FOR INCREASING THE RELIABILITY OF TRANSDUCERS - A method for increasing a reliability of transducers having a first IC and a second IC, each has a sensor and a signal output and a signal input and a comparator, and a sensor signal generated as a function of the physical quantity sensed by the relevant sensor is applied to the respective signal outputs. The signal outputs are each connected to a first input of the comparator, and the signal inputs are each connected to a second input of the comparator. The two ICs can be integrated into a common IC package, and the signal output of the first IC is connected to the first input of the comparator on the first IC and to the signal input of the second IC and to a first contact area passing through the IC package. | 06-09-2016 |
20160169718 | INSTRUMENT CHANGING ASSEMBLY AND METHODS | 06-16-2016 |
20160178415 | DEVICE AND METHOD FOR SENSOR CALIBRATION | 06-23-2016 |
20160252374 | Device for Fault Detection and/or Identification of at Least One Sensor Device | 09-01-2016 |
20180024218 | PHANTOMS AND ASSOCIATED METHODS FOR CALIBRATING IMAGING SYSTEMS | 01-25-2018 |