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| Number | Title | Issue Date |
| 8177421 | Infrared target temperature correction system and method Infrared IR thermometer calibration systems and methods are disclosed in which the temperature of an IR thermometer calibration system is controlled such that radiation emitted by a target at a given input temperature is equal to the radiation emitted by a graybody ... | 05/15/2012 |
| 7866882 | Standard radiation source The present standard radiation source comprises a black body having a cavity, a shielding plate positioned at an open end of the cavity, at least one first heater positioned in the shielding plate, at least one second heater positioned on the outer wall of the black... | 01/11/2011 |
| 7661876 | Infrared target temperature correction system and method Infrared Ir Thermometer Calibration Systems and Methods are Disclosed in which the temperature of an IR thermometer calibration system is controlled such that radiation emitted by a target at a given input temperature is equal to the radiation emitted by a graybody ... | 02/16/2010 |
| 7585106 | Temperature fixed-point cell, temperature fixed-point device and method of calibration of thermometer A temperature fixed-point cell is configured with a crucible composed of carbon and a fixed-point material enclosed in the crucible. The fixed-point material has a peritectic structure of carbon and a carbon compound. A thermometer is calibrated by installing the te... | 09/08/2009 |
| 7490980 | Method for calibrating infrared thermometer The present invention discloses a method for calibrating an infrared thermometer, which can obtain a sensitivity of a radiation sensor of an infrared thermometer and a reference resistance of an ambient-temperature sensor of the infrared thermometer. The method of t... | 02/17/2009 |
| 7427157 | Wind velocity measuring apparatus A wind velocity measuring apparatus. The apparatus includes a thermal sensor and a processor operatively coupled to the thermal sensor. The processor is configured to receive a first temperature reading from the thermal sensor of a beginning temperature sensed by th... | 09/23/2008 |
| 7422365 | Thermal imaging system and method A thermal imaging system and method for quantitative thermal mapping of a scene. The system comprises a thermal imaging device, a heat source of known temperature and emissivity located within the scene viewed by the thermal imaging device and a processor adapted to... | 09/09/2008 |
| 7368730 | Weathering apparatus with UV radiation sources and radiation sensors containing a double-calibrated UV sensor Weathering apparatus with UV radiation sources and radiation sensors containing a double-calibrated UV sensor A weathering apparatus has one or more UV radiation sources (2) and one or more first sensors (3), which are calibrated for a first spectral s... | 05/06/2008 |
| 7364355 | Method and apparatus for obtaining a temperature measurement using an InGaAs detector A method of linearizing the output a infrared camera having an InGaAs includes determining the an equivalent black body temperature of an object by utilizing a plurality of calibration constants determined by collecting data from a number of temperatures of the obje... | 04/29/2008 |
| 7321846 | Two-wire process control loop diagnostics A diagnostic device for coupling to a process control loop includes digital communication circuitry configured to receive a digital communication signal from the process control loop. The digital communication signal is a digitally modulated analog signal on the pro... | 01/22/2008 |
| 7306367 | Emissivity-independent silicon surface temperature measurement A method and system for measuring remotely the surface temperature of a silicon wafer and layers, without the need to know the surface emissivity. The surface temperature is measured in-situ and in real-time during a high-temperature process, in a vacuum system, by ... | 12/11/2007 |
| 7297938 | Integrated black body and lens cap assembly and methods for calibration of infrared cameras using same A black body assembly is provided for use in the calibration of infrared cameras. The assembly includes, among other things, a housing within which calibration components may be situated, and a lens guide for accurately positioning the assembly over a lens of the in... | 11/20/2007 |
| 7290433 | Method and device for checking a sensor In an industrial installation equipped with a sensor, a method is provided for checking the sensor and providing a measurement sequence associated with the sensor. Monitoring occurs for a thermodynamic parameter of a monitored fluid circulating in the industrial ins... | 11/06/2007 |
| 7290450 | Process diagnostics A diagnostic device for use in a industrial process includes monitoring electronics or diagnostic circuitry configured to diagnose or identify a condition or other occurrence in the industrial process. The system can be implemented in a process device such as a flow... | 11/06/2007 |
| 7254518 | Pressure transmitter with diagnostics In one embodiment, a pressure transmitter is provided which diagnoses the condition of a primary element and/or an impulse line which connects to a pressure sensor. A difference circuit coupled to the pressure sensor has a difference output which represents the sens... | 08/07/2007 |
| 7234862 | Apparatus for measuring temperatures of a wafer using specular reflection spectroscopy An apparatus (295) using specular reflection spectroscopy to measure a temperature of a substrate (135). By reflecting light (100) from a substrate, the temperature of the substrate can be determined using the band-edge characteristics of the su... | 06/26/2007 |
| 7223660 | Flash assisted annealing The present disclosure relates to a rapid thermal processing system that may be useful for processing semiconductor devices. A flash lamp may be utilized to provide pulse heating of a semiconductor for annealing or other purposes. A sensor may be provided to sense a... | 05/29/2007 |
| 7214933 | Method and apparatus for a downhole fluorescence spectrometer The invention comprises an apparatus and method for simple fluorescence spectrometry in a down hole environment. The apparatus and method utilization of two UV light bulbs and an optically clear UV coupler and a fluid containment system. The optically clear UV coupl... | 05/08/2007 |
| 7148450 | Portable blackbody furnace The present invention discloses a portable blackbody furnace comprising a metallic body, a cylindrical cavity with a tapered end in the metallic body, a shielding plate positioned at an open end of the cylindrical cavity, at least a first heaters positioned in the s... | 12/12/2006 |
| 7118271 | Calibrating temperature sensors of weathering devices by means of contactless temperature measurement Calibrating temperature sensors of weathering devices by means of contactless temperature measurement A temperature sensor (10) which is, for example, designed as a black standard sensor and is typically used in apparatuses for artificial weathering of... | 10/10/2006 |
| 7108419 | Thermal tympanic thermometer tip The present disclosure provides a tympanic thermometer including a heat sensing probe defining a longitudinal axis and an outer surface extending from a distal end of the tympanic thermometer. The heat sensing probe includes a sensor housing extending to a distal en... | 09/19/2006 |
| 7109495 | Fluorometer with low heat-generating light source This invention concerns a fluorometer preferably combined with a thermal cycler useful in biochemical protocols such as polymerase chain reaction (PCR) and DNA melting curve analysis. The present fluorometer features a low heat-generating light source such as a ligh... | 09/19/2006 |
| 7085610 | Root cause diagnostics An industrial process diagnostic apparatus is provided which can identify a source, or “root cause”, of an aberration in an industrial process. A plurality of process configuration models are provided which each represent a physical (or actual) implementation of... | 08/01/2006 |
| 7063457 | Fixed point cell for connection with the thermometer protecting tube and apparatus for estimating the lifetime of thermometer using the same A fixed-point cell for connection with a thermometer protecting tube and apparatus for estimating the lifetime of thermometerin the thermometer protecting tube including: a reference temperature material layer made of high-purity metallic materials to indicate a ref... | 06/20/2006 |
| 7052180 | LED junction temperature tester An instrument measures the LED junction temperature directly by taking advantage of the linear relationship between the forward current driven through the LED, the forward drop of the LED, and the junction temperature to determine the LED junction temperature. | 05/30/2006 |
| 7044637 | Temperature measuring apparatus A temperature measurement apparatus allows for accurate temperature measurement in both the sun and the shade using two different thermal sensors. A black sensor has an infrared absorbent surface and a white sensor has an infrared reflecting surface. Using the measu... | 05/16/2006 |
| 7046180 | Analog-to-digital converter with range error detection A circuit includes a multiplexer, an analog-to-digital converter, and a processor that compares a sequence of digital outputs from the analog-to-digital converter to a sequence of normal ranges that correspond with the digital outputs in order to provide an error ou... | 05/16/2006 |
| 7018800 | Process device with quiescent current diagnostics A process device for use on an industrial process control system includes a quiescent current sensor configured to sense quiescent current draw of the process device. Diagnostic circuitry determines a diagnostic condition of the process device as a function of the s... | 03/28/2006 |
| 7010459 | Process device diagnostics using process variable sensor signal A diagnostic device for use in a process control system receives a sensor signal related to a process variable of a process sensed by a process variable sensor. A signal preprocessor provides a sensor power signal output as a function of a frequency distribution of ... | 03/07/2006 |
| 6970003 | Electronics board life prediction of microprocessor-based transmitters A field device includes circuitry to successively measure a parameter related to current drawn by electronics of the field device. The measurements are provided to a prediction engine which calculates a diagnostic output based upon the plurality of current-related m... | 11/29/2005 |
| 6964515 | Temperature determining device, temperature correcting method, and image forming apparatus A temperature determining device is composed of a temperature detecting unit that detects a temperature of a determination object member based on an intensity of infrared rays from the object member, a unit for determining a temperature for correction that determine... | 11/15/2005 |
| 6963692 | Heat-treating methods and systems A method involves increasing a temperature of a workpiece over a first time period to an intermediate temperature, and heating a surface of the workpiece to a desired temperature greater than the intermediate temperature, the heating commencing within less time foll... | 11/08/2005 |
| 6939035 | System for calibrating thermometers A device (10) for calibrating tympanic thermometers includes an enclosure (12) which may be heated or cooled depending upon the testing temperature. Within the enclosure (12) there is provided a sealed flask (14) which contains substance ... | 09/06/2005 |
| 6941063 | Heat-treating methods and systems A method involves pre-heating a workpiece to an intermediate temperature, heating a surface of the workpiece to a desired temperature greater than the intermediate temperature, and enhancing cooling of the workpiece. Enhancing cooling may involve absorbing radiation... | 09/06/2005 |
| 6920799 | Magnetic flow meter with reference electrode An magnetic flow meter is provided which includes a reference electrode configured to electrically couple process fluid flowing within a flowtube of the flow meter. The reference electrode is adapted to measure potential of the process fluid. A current limiter is co... | 07/26/2005 |
| 6908224 | Temperature sensor pre-calibration method and apparatus A centrifuge temperature pre-calibration apparatus including a memory storage device having correction coefficients for temperature, a controller, an un-calibrated temperature sensor and a calibrated temperature display device connected to a computer which based on ... | 06/21/2005 |
| 6907383 | Flow diagnostic system A flow diagnostic system for a flow sensing element and impulse lines. A pressure transmitter coupled to the impulse lines provides digital pressure data to a control system. The control system provides the pressure data and real time clock readings to a diagnostic ... | 06/14/2005 |
| 6851848 | Turbo-molecular pump having radiation temperature apparatus A turbo-molecular pump has components including a stator column, a rotary shaft, and a blade connected to the rotary shaft for rotation therewith. A radiation temperature measuring apparatus has a radiation thermometer for measuring a temperature of a preselected on... | 02/08/2005 |
| 6846105 | Method for continuously measuring melting steel temperature and measuring temperature pipe The invention discloses a method for measuring the temperature of a molten steel continuously, comprises the following steps: providing a tube that is made of double bushings, both of the inner and outer bushings being close at one end and open at another end; putti... | 01/25/2005 |
| 6798036 | Temperature measuring method and apparatus in semiconductor processing apparatus, and semiconductor processing method and apparatus A temperature measuring method for a target substrate to be thermally processed in a semiconductor processing apparatus under a predetermined process condition is provided. This method includes the steps of detecting a heat flux supplied from at least part of the ta... | 09/28/2004 |
