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Class 374/129 - Comparison with radiation reference standard


Subclass of Class 374 - Thermal measuring and testing
Definition: Subject matter including an arrangement for comparing the
No. of patents: 176
Last issue date: 05/22/2012


1          
NumberTitleIssue Date
8182142Temperature measuring apparatus and temperature measuring method
A temperature measuring apparatus includes a light source, a first splitter, a second splitter, a reference beam reflector, an optical path length adjuster, a reference beam transmitting member, a first to an nth measuring beam transmitting member and a photodetecto...
05/22/2012
8157439Methods for determining wafer temperature
Methods and apparatus for wafer temperature measurement and calibration of temperature measurement devices may be based on determining the absorption of a layer in a semiconductor wafer. The absorption may be determined by directing light towards the wafer and measu...
04/17/2012
7632012Method of measuring in situ differential emissivity and temperature
A method for measuring the differential emissivity between two sites on the surface of a body and the temperature of the two sites. The method includes a plurality of measurements of the infrared radiation arising from each of the two sites under a number of differe...
12/15/2009
7591586Method of temperature measurement and temperature-measuring device using the same
A method of precisely measuring temperature of an object without having to setting the emissivity of the object over a wide temperature range from low to high temperature with a single radiation thermometer. The temperature-measuring device of the present invention ...
09/22/2009
7543981Methods for determining wafer temperature
Methods and apparatus for wafer temperature measurement and calibration of temperature measurement devices may be based on determining the absorption of a layer in a semiconductor wafer. The absorption may be determined by directing light towards the wafer and measu...
06/09/2009
7473032System and method for enabling temperature measurement using a pyrometer and pyrometer target for use with same
A system for enabling the measurement of a temperature in a furnace (30, 48) using a pyrometer (38) that includes a pallet support (32, 52) for supporting a pallet (40, 50) a given distance (c) above a furnace floor (31) and a pyro...
01/06/2009
7438468Multiple band pass filtering for pyrometry in laser based annealing systems
A thermal processing system includes a source of laser radiation emitting at a laser wavelength, beam projection optics disposed between the reflective surface and a substrate support capable of holding a substrate to be processed, a pyrometer responsive to a pyrome...
10/21/2008
7422365Thermal 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
7408728System and method for focal length stabilization using active temperature control
An optical metrological system having a heat-generating light source coaxially mounted near a heat-sensitive lens. The system uses a temperature sensor to monitor the lens temperature and a heating element to heat the lens such that the lens operating temperature is...
08/05/2008
7407323Methods and systems for determining temperature of an object
Methods and systems for detecting a temperature TO of a remote object are provided. The method includes storing in memory, a lookup table relating an output voltage of an infrared sensor to a temperature sensed by the infrared sensor V(TO, T
08/05/2008
7357570Method 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
7346386Temporal artery temperature detector
Body temperature measurements are obtained by scanning a thermal radiation sensor across the side of the forehead over the temporal artery. A peak temperature measurement is processed to compute an internal temperature of the body as a function of ambient temperatur...
03/18/2008
7340293Methods and apparatus for a remote, noninvasive technique to detect core body temperature in a subject via thermal imaging
An approach to noninvasively, remotely and accurately detect core body temperature in a warm-blooded subject, human or animal, via thermal imaging. Preferred features such as the use of in-frame temperature references, specific anatomical target regions and a physio...
03/04/2008
7336987Method and apparatus for rapid, non-contact measurement of the core temperature of animals and humans
A method and apparatus for measuring the core temperature of an animal or human. Emissions from the eyeball are detected, at one or more wavelengths selected on the basis of various factors, including the ability of that wavelength to reach the interior of the eyeba...
02/26/2008
7329044Infrared clinical thermometer and temperature state estimation method, information notification method, and measurement operation method thereof
Temperature states of a clinical thermometer body and an environment are estimated by temperatures measured by a first temperature sensor integrally formed together with an infrared sensor arranged to the distal end of a probe and a second temperature sensor arrange...
02/12/2008
7325971Method and apparatus for locating hydrocarbon deposits
A method and apparatus for locating hydrocarbon deposits includes temperature 16 sensor for measuring earth surface temperature at each of a plurality of locations, and a solar absorption sensor 14 for measuring the absorption coefficient of the earth'...
02/05/2008
7283222Optical measuring device
An optical measuring device according to the present invention includes: a plane mirror (3), which has a central opening that functions as either a light entering window or a light source fitting hole (5) and an observation window 6′ that enab...
10/16/2007
7270476Electronic clinical thermometer with quick temperature estimating device
An electronic clinical thermometer has one of two temperature measuring devices each for measuring a live body temperature. A temperature estimating device estimates an equilibrium body temperature from a first data item related to change in temperature measured by ...
09/18/2007
7239122Multi-channel radiometer imaging system
A radiometer system includes a housing and an RF board contained within the housing. Balanced radiometer channels receive an unknown signal and known reference. Each balanced radiometer channel includes at least one quadrature hybrid and amplifier circuit to provide...
07/03/2007
7221139Multi-channel radiometer imaging system
A radiometer system includes a housing and an RF board contained within the housing. Balanced radiometer channels receive an unknown signal and known reference. Each balanced radiometer channel includes at least one quadrature hybrid and amplifier circuit to provide...
05/22/2007
7221141Switched measuring system and method for measuring radiant signals
A system for measuring radiant signals includes a detector circuit for detecting a time multiplexed, measured radiant signal and reference signal. A switch is connected to the detector circuit for receiving signals from the detector circuit. A measured signal sampli...
05/22/2007
7213968Hot melt adhesive detection methods and systems
A hot melt adhesive sensing system and method including detecting (410) multiple areas of a target, for example, a hot adhesive material, by sensing changes in temperature with a corresponding number of thermal sensors, summing (420) an output of the t...
05/08/2007
7199570Multi-channel radiometer imaging system
A radiometer includes a housing and an RF board carried by the housing. A hybrid and amplifier circuit receives an unknown signal and a known reference signal. A switch receives signals as inputs from the hybrid and amplifier circuit and switches between the inputs....
04/03/2007
7164131High fidelity electrically calibrated pyroelectric radiometer
Using biased, electrical power feedback to an electrical heater, the output signal from a pyroelectric detector is made to follow the waveform of incident electromagnetic radiation. The feedback power is applied to the detector to reduce the rate of change of the de...
01/16/2007
7157705Handheld infrared camera
A handheld infrared camera having a lens assembly, an electric energy source and a handling elements for recording and handling information received via the lens assembly has an essentially elongate housing. The lens assembly is mounted at one end of the housing, th...
01/02/2007
7148450Portable 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
7141440Apparatus and method for measuring a property of a layer in a multilayered structure
A property of a layer is measured by: (1) focusing a heating beam on a region (also called “heated region”) of a conductive layer (2) modulating the power of the heating beam at a predetermined frequency that is selected to be sufficiently low to ensure that at ...
11/28/2006
7131766Temperature sensor apparatus and method
A temperature sensor includes a membrane supported by a substrate and a circuit having elements for a substrate electrical resistance indicative of the temperature of a substrate and a membrane electrical resistance indicative of the temperature of a membrane. The s...
11/07/2006
7111980System and method using thermal image analysis and slope threshold classification for polygraph testing
Thermal image data of at least a region of a face of a person is provided. The thermal image data is transformed to blood flow rate data which includes a slope representative of the change of blood flow rate over time. The slope is compared to a slope threshold to d...
09/26/2006
7108419Thermal 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
7104683Thermally compensated fluorescence decay rate temperature sensor and method of use
The present invention provides a thermally compensated fluorescence decay rate temperature sensor capable of measuring the true temperature of a sample surface and its associated method of use. ...
09/12/2006
7088086Multi-channel radiometer imaging system
A radiometer includes a housing and an RF board carried by the housing. A hybrid and amplifier circuit receives an unknown signal and a known reference signal. A switch receives signals as inputs from the hybrid and amplifier circuit and switches between the inputs....
08/08/2006
7070325Hot melt adhesive detection methods and systems
Hot melt adhesive sensing systems and methods including detecting (410) multiple areas of a target, for example, a hot adhesive material, by sensing changes in temperature with a corresponding number of thermal sensors, summing (420) an output of the t...
07/04/2006
7059765Temperature measuring apparatus and related improvements
An apparatus for measuring the temperature of an object. The apparatus includes a device for establishing a standing wave pattern or radiation emanating from the object and a coupling device for coupling the radiation to a detector, such as a measuring radiometer.
06/13/2006
7056012Multimeter with non-contact temperature measurement
A multimeter with non-contact temperature measurement capability. The multimeter is contained in a housing, and has outputs relating to measured electrical parameters. There is also an output display contained in the housing, for displaying results to a user. A non-...
06/06/2006
7052176Remote temperature measuring system for hostile industrial environments using microwave radiometry
A system and method for remotely measuring the temperature of an object using microwave radiometry that may be used in hostile environments. A single pole-single throw reflective PIN diode switch is operable in a PASS mode and a BLOCK mode. In the PASS mode, the swi...
05/30/2006
7037733Method for measuring temperature, annealing method and method for fabricating semiconductor device
When the emissivity ε on the reverse face of a substrate 10 is measured during annealing processing for the substrate 10, films made from a material that varies the emissivity ε, such as a first DPS film 15 used for forming a plug 15A, ...
05/02/2006
7034516Multi-channel radiometer imaging system
A radiometer system includes a housing and an RF board contained within the housing. Balanced radiometer channels receive an unknown signal and known reference. Each balanced radiometer channel includes at least one quadrature hybrid and amplifier circuit to provide...
04/25/2006
7033070Method and apparatus for measuring temperature
Temperature of molten silicon 1 in an infrared image furnace 2 including a halogen lamp 8 as a heating source to grow a single crystal of silicon in a floating-zone method is measured with high precision according to light radiated from the molt...
04/25/2006
7026175High throughput measurement of via defects in interconnects
Heat is applied to a conductive structure that includes one or more vias, and the temperature at or near the point of heat application is measured. The measured temperature indicates the integrity or the defectiveness of various features (e.g. vias and/or traces) in...
04/11/2006
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