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| Number | Title | Issue Date |
| 8167483 | Temperature measurement instruments and methods for identifying a selected target area Temperature measurement instruments and methods are provided for visually identifying a selected area of a target with a light beam. After imaging infrared radiation from a measurement area on a target, a selected area satisfying a temperature criterion is determine... | 05/01/2012 |
| 8147136 | Micromechanical device with temperature stabilization and method for adjusting a defined temperature or a defined temperature course on a micromechanical device A micromechanical device includes a micromechanical functional structure and an electromagnetic radiation heating associated with the micromechanical functional structure, which is formed to cause a spatially and temporally defined temperature or a spatially and tem... | 04/03/2012 |
| 7914204 | Apparatus and method for measurement of temperature using oscillators A temperature sensor includes: a first oscillator that generates a first frequency signal; a second oscillator that generates a second frequency signal; a multiplexer that selectively passes the first frequency signal and the second frequency signal; and a frequency... | 03/29/2011 |
| 7891866 | Emissivity independent non-contact high temperature measurement system and method A system and method for determining the temperature of an object without physically contacting the object. The method involves reading a spectral radiation of the object over a plurality of wavelengths to obtain a set of radiation data related to a temperature of th... | 02/22/2011 |
| 7845849 | Testing BGA solder joints by localized pulsed-heat thermography A pulse of heat or cold is applied and conducted transversely through a ball grid array device and a printed circuit board via a selected one of the solder joints between them. Heat diffused through the other solder joints is neutralized by a thermal bias shield. Th... | 12/07/2010 |
| 7637656 | Temperature measurement using changes in dielectric constant and associated resonance A temperature measurement technique for calculating a temperature in a high temperature environment by monitoring a change in resonant frequency of a resonant structure loaded with a dielectric material. A response curve for a reflection coefficient S11 associated w... | 12/29/2009 |
| 7585107 | Corrected DTS measurements based on Raman-Stokes signals Methods and apparatus allowing distributed temperature sensing (DTS) measurements to be compensated for differential and/or varying loss between Raman Stokes and anti-Stokes signals are provided. By irradiating an optical waveguide with signals at wavelengths at or ... | 09/08/2009 |
| 7517143 | Method for determining the temperature of a surface coating The invention relates to a method for determining the temperature of a surface coating of rotating blades mounted in a non-positive-displacement machine with a rotor shaft rotationally mounted in a housing, during which electromagnetic waves are emitted in a duct in... | 04/14/2009 |
| 7425093 | Thermography test method and apparatus for bonding evaluation in sputtering targets A method and apparatus for thermographically evaluating the bond integrity of a sputtering target assembly is described. The method includes applying a heating or cooling medium or energy to one surface of the assembly and acquiring a graphic recording of a correspo... | 09/16/2008 |
| 7425896 | Tag testing device, tag testing method, and tag testing program A tag testing device uses an infrared camera to take an image of a plurality of radio frequency identification tags, compares the image with a stored standard tag pattern image storage, and detects defective tags based on the comparison. A radio wave transceiver bul... | 09/16/2008 |
| 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 |
| 7419298 | Thermal imaging method and apparatus An inspection apparatus includes a light source positioned to direct light to a first surface of a workpiece. An infrared detector is positioned to receive radiation from the first surface. A data acquisition and processing computer is coupled to the light source an... | 09/02/2008 |
| 7390124 | Device for contact-free measurement of temperature A device for measuring the temperature of a measured spot of a measured object without contacting the measured object is provided. The device includes a detector on which electromagnetic radiation emanating from the measured spot is projected by an optical imaging s... | 06/24/2008 |
| 7387436 | Ear-type clinical thermometer A probe includes, a substantially L-shaped cylindrical probe body coupled through a cable to a measuring device and a temperature measuring section connected to the probe body. The temperature measuring section includes a flange portion connected to the probe body a... | 06/17/2008 |
| 7380982 | Accurate temperature measurement for semiconductor applications A temperature sensing component enables accurate in situ temperature measurement. The temperature sensing component is disposed within the process chamber. The temperature sensing component has a cavity, in which a transparent cover is disposed over an opening of th... | 06/03/2008 |
| 7377688 | Method and apparatus for determining the bulb temperature of high pressure discharge lamps An inventive method for determining the bulb temperature (T) of high pressure discharge lamps is disclosed that comprises the following steps: ascertaining a first spectral radiant power (MP) at a first wavelength (λP); ascertaining a second s... | 05/27/2008 |
| 7367712 | RTD measurement unit including detection mechanism for automatic selection of 3-wire or 4-wire RTD measurement mode An RTD measurement device including a mechanism for automatic selection of a 3-wire or 4-wire configuration mode of operation. The RTD measurement device may include detection circuitry to detect whether an RTD connected to the RTD measurement device via a plurality... | 05/06/2008 |
| 7362497 | Optical fibre This invention relates to optical fibres, fibre lasers, fibre laser arrays and sensor systems comprising fibre laser arrays. Conventional fibre laser sensor arrangements comprise a plurality of fibre lasers arranged in series along a length of optical fibre. A pump ... | 04/22/2008 |
| 7357570 | Method and device for contactless temperature monitoring and temperature adjustment A method and device for determining the temperature of a sample, wherein a probing light beam is directed onto the sample whereby at least two partial beams of the probing light pass through paths of different lengths inside the sample by backscattering or reflectin... | 04/15/2008 |
| 7354193 | Clamping device with flexible contact for heat pipe A clamping device with flexible contact for heat pipe includes a clamping body and a thermal couple wire. The clamping body includes a clamping section formed by at least two claws. The thermal couple wire has one end enclosing a pressing element and includes a temp... | 04/08/2008 |
| 7351974 | Integrated circuit infrared sensor and associated methods An integrated circuit sensor may include at least one infrared sensing element on a substrate. The sensing element may include at least one first thermocouple junction heated from infrared radiation, at least one second thermocouple junction connected to the first t... | 04/01/2008 |
| 7348538 | Methods and systems for detecting proximity of an object Methods and systems for detecting a proximity of an object are provided. The method includes receiving a first beam of radiation from a first field of view directed onto a first detector and a second beam of radiation from a second field of view directed onto a seco... | 03/25/2008 |
| 7342217 | System for the measurement and data acquisition for optical fiber sensors A system for the measurement and surface data acquisition for optical fiber sensors containing Bragg gratings for the sensing of physical parameters originated from a set of oil wells, the system including: an optical system for signal processing, the signals being ... | 03/11/2008 |
| 7334938 | Mold and fungus growth warning apparatus and method An apparatus for monitoring environmental conditions favorable for mold, mildew and fungus growth includes a microprocessor having a data map, a temperature sensor attached to the microprocessor, a relative humidity sensor attached to the microprocessor, an indicato... | 02/26/2008 |
| 7324598 | Apparatus and method to reduce quantization error An apparatus includes a quantizer to generate a quantized signal from an input signal and a function unit may be included to generate an output signal by applying a predetermined function to the quantized signal. The apparatus further may include a correction unit t... | 01/29/2008 |
| 7324905 | Apparatus, system and method for automating an interactive inspection process An apparatus, system and method to automate an interactive quality control inspection process. The apparatus may query a user for a response to an audit question integral to a quality control inspection process, such as, for example, a regulatory compliance question... | 01/29/2008 |
| 7322744 | Temperature measurement device A temperature measuring device includes a temperature-responsive element that mechanically moves a first inductive assembly component relative to a second inductive assembly component in response to temperature changes. The movement of the first inductive assembly c... | 01/29/2008 |
| 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 |
| 7318673 | Temperature control system for food items The invention relates to a control system of the chilling process of the temperature of food items at values near but above 0° C. that prevents surface freezing of a food item. The surface freezing can be foreseen due to a mathematical relationship that is a functi... | 01/15/2008 |
| 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 |
| 7275864 | Wireless, solar-powered, pavement temperature sensor An improved roadway temperature monitoring system is designed to be powered by solar energy for measuring and transmitting sensed roadway surface temperatures over a wireless link to remote workstations comprises a module housing fabricated from a light-transmissive... | 10/02/2007 |
| 7275865 | Temperature measuring apparatus using change of magnetic field A temperature measuring apparatus measures the temperature of a wafer in real time using a change of magnetic field during a thermal process. The temperature measuring apparatus includes: at least one conductive structure disposed on one surface of the wafer, in whi... | 10/02/2007 |
| 7272531 | Aggregation of asset use indices within a process plant A method of monitoring an entity within a process plant wherein the entity includes a plurality of lower level entities, includes acquiring a plurality of use indices, acquiring a plurality of weighting values, and creating an aggregate use index from a combination ... | 09/18/2007 |
| 7255474 | Parallel infrared spectroscopy apparatus and method A library of material samples is provided in a condition suitable for imaging using infrared (IR) spectroscopy. The samples are provided to one or more detection cells, each of the cells including or containing a reflective surface. Preferably, for imaging, an energ... | 08/14/2007 |
| 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 |
| 7249884 | Radiation thermometer In the head portion, the thermopile is arranged substantially in the center of the head portion. The preamplifier board is arranged near the thermopile. The heat diffusion member made of a high heat conductive material is arranged so as to surround the thermopile an... | 07/31/2007 |
| 7240547 | Method and apparatus for measuring fluid properties A method of measuring fluid properties such as flow velocity, flow rate, and fluid composition comprises positioning a heat exchange element with a temperature sensor, such as an optical fiber temperature sensor, arranged centrally inside the element in thermal cont... | 07/10/2007 |
| 7223014 | Remotely programmable integrated sensor transmitter A remotely programmable integrated sensor transmitter device for measuring and reporting a physical quantity of a given medium comprises a sensor for measuring a physical quantity of a medium and providing an electrical output as a function of the property measured,... | 05/29/2007 |
| 7221988 | Creation and display of indices within a process plant A process control system uses an asset utilization expert to collect data or information pertaining to the assets of a process plant from various sources or functional areas of the plant including, for example, the process control functional areas, the maintenance f... | 05/22/2007 |
| 7206646 | Method and apparatus for performing a function in a plant using process performance monitoring with process equipment monitoring and control A process control system uses a data collection and distribution system and an asset utilization suite to collect data or information pertaining to the assets of a process plant from various sources or functional areas of the plant including, for example, the proces... | 04/17/2007 |
