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Match Document Document Title
8810447 Calibration devices and calibration methods  
A calibration device, capable of calibrating a gain of a radiometer, includes an actuator and a micro-electromechanical-system (MEMS) unit. The actuator receives a calibration signal outputted...
8736919 Image systems and scan methods  
An imaging system is provided, including a detection unit and a scan unit. The detection unit senses radiation of a target area. The scan unit directs the radiation to the detection unit, in which...
8545094 Detecting a mineral within a material  
The invention exposes rock fragments of a material to electromagnetic radiation, such as microwave radiation, and detects the thermal response of the material of the rock fragments during or...
8485722 Subsurface temperature measurement system  
According to certain embodiments, a temperature measurement system includes a radiometer coupled to an antenna and a signal processor. The radiometer is operable to generate two or more signals...
8447385 Handheld medical microwave radiometer  
A microwave handheld radiometer for measuring subsurface tissue temperature of a subject includes a microwave antenna disposed relative to a handheld radiometer housing and adapted to...
8303172 Devices and methods for exercise monitoring  
The disclosure relates to methods and devices for monitoring e.g., fatigue levels by measuring a subject's body core temperature. In one embodiment, microwave radiometry is used to measure such...
8197125 Enhanced photoprotective compositions and methods for the evaluation thereof  
A method of analyzing metal oxides. In this method, metal oxide is provided, heated with microwaves, and a conductivity parameter of the metal oxide is determined. From the conductivity parameter,...
8123399 Dielectric resonator thermometer and a method of using the same  
A thermometer is provided. A housing has at least one opening. A dielectric element is disposed in the housing. At least one microwave guide is coupled to the at least one opening for providing a...
8100581 Method of determining the presence of a mineral within a material  
The invention relates generally to a method of determining the presence of a mineral within a material, such as a rock, a rock fragment, soil, sand or other geological material including: applying...
8062228 Dual mode intracranial temperature detector  
Apparatus for detecting thermal radiation emanating from two different intracranial depths in a patient includes a dual-mode transducer having a working surface for placement against a patient's...
7997790 Dual energy source loss-on-drying instrument  
An instrument and associated method are disclosed for the loss-on-drying determination of the volatile content of a wide variety of samples. The instrument includes a cavity in which a sample for...
7734330 Method and apparatus for detecting and treating vulnerable plaques  
The present technique utilizes microwave radiometry to detect the presence of vulnerable plaques engrained in the wall of a blood vessel. In accordance with the technique, an intravascular...
7705582 Broadband micro-machined thermal power sensor  
A power sensor includes a substrate, an aperture within the substrate, a membrane formed over at least a portion of the substrate and extending over the aperture, and an electro-thermal transducer...
7701222 Method for validating printed circuit board materials for high speed applications  
A method for testing a printed circuit board to determining the dielectric loss associated with the circuit board material relative to a standard. Dielectric losses in the material generate heat...
7670045 Microstrip power sensor  
A power sensor having a microstrip transmission line, comprising: a dielectric substrate; a strip conductor disposed on one surface of the substrate; and a ground plane conductor disposed on an...
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...
7581876 Dual energy source loss-on-drying instrument  
An instrument and associated method are disclosed for the loss-on-drying determination of the volatile content of a wide variety of samples. The instrument includes a cavity in which a sample for...
7197356 Microwave detection apparatus  
Microwave detection apparatus includes an intravascular catheter containing inner and outer conductors, the distal ends of the conductors forming an antenna at a distal end of the catheter. A gap...
7121719 Radio-thermometer system and method for measuring electromagnetic energy radiated from an interior of a human body using the same  
A radio-thermometer system, and a method for measuring electromagnetic energy radiated from an interior of a human body, includes an antenna for receiving thermal energy radiated from a target...
7059765 Temperature 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...
7052176 Remote 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...
6964514 Temperature measuring apparatus  
An improved apparatus for measuring the temperature of an object such as a food object. Also, a related method, container, transportation member and production line which utilizes this apparatus....
6932776 Method and apparatus for detecting and treating vulnerable plaques  
Apparatus for detecting vulnerable plaques embedded in the wall of a patient's blood vessel includes an intravascular catheter containing a microwave antenna, an extra-corporeal radiometer having...
6834991 Radiometer with programmable noise source calibration  
Apparatus and a method for radiometric temperature measurement comprises a radiometer receiver coupled to an antenna/calibration switch that has coupled thereto a brightness temperature signal. A...
6773159 Non-invasive apparatus for measuring a temperature of a living body and method therefor  
A non-invasive apparatus and method for measuring a temperature of a portion of a living body, includes a signal receiving unit receiving electromagnetic wave signals emitted from the portion of a...
6767129 Microwave power sensor and method for manufacturing the same  
A microwave power sensor and a method for manufacturing the same. The microwave power sensor includes a semiconductor substrate with a nitride or oxide film formed thereon. A membrane which is a...
6755031 Infrared sensor assembly and refrigerator having the infrared sensor  
Disclosed are an infrared sensor assembly and a refrigerator having the infrared sensor, in which a location where a heat source is generated is precisely detected by narrowing a receiving angle...
6729756 Method for calibrating a total-power microwave radiometer for a satellite  
A method for calibrating a total-power microwave radiometer for a satellite uses a cold calibration source, a hot calibration source and a receiver. The method has the steps of measuring with the...
6719068 Probing device with microwave transmission  
Geological probing device comprising a hollow probing rod to be extended into the geological matter to be probed, and a measuring probe fitted to the probing rod, said measuring probe comprising...
6543933 Non-invasive 3-D intracranial thermography system  
A microwave thermography apparatus to measure temperatures within a dielectric body comprises a partial ellipsoidal cavity with an electrical conductive surface wherein the body can be located at...
5829877 Method for measuring temperature of at least one of a gas and a flame in a combustion process  
A measuring technique and method are provided to simultaneously determine the molecular density of several molecular species and the temperature within a closed process room in a melting or...
5785426 Self-calibrated active pyrometer for furnace temperature measurements  
Pyrometer with a probe beam superimposed on its field-of-view for furnace temperature measurements. The pyrometer includes a heterodyne millimeter/sub-millimeter-wave or microwave receiver...
5550355 Microwave oven driving control method and apparatus thereof  
During operation of a microwave oven, steps are taken to determine whether the oven is being operated in the absence of food therein and to shut down the oven if that state is found to exist....
5526676 Profiling of selected atmospheric characteristics utilizing passive microwave remote sensing  
Apparatus and methods for profiling atmospheric temperature, water vapor and/or cloud liquid content utilizing passive microwave remote sensing are disclosed. The apparatus includes an antenna for...
5370458 Monolithic microwave power sensor  
A monolithic integrated circuit power sensor provides a monolithic integrated circuit substrate a conversion element formed either on or in the substrate for converting microwave energy into heat,...
5302024 Monolithic microwave power sensor using a heat sensing diode junction  
A monolithic integrated circuit power sensor provides a monolithic integrated circuit substrate, a conversion element formed either on or in the substrate for converting microwave energy into...
5254820 Artificial dielectric tuning device for microwave ovens  
An apparatus is suitable for use in a microwave oven. An artificial dielectric is located adjacent or within a food product cooking stack in the microwave oven. A support media supports the...
5209355 Method and an apparatus for sorting solids  
A method and an apparatus for sorting particulate solids material. The material is subjected to a microwave field and absorbs energy to an extent depending upon the dielectric properties of the...
5176146 Method for the measurement of temperatures by microwave radiometry, with automatic calibration of the measurement, and device for operating this method  
The device comprises a microwave detector, a short-circuit microwave, a first modulator, or microwave-switch, a circulator with three successive channels, at least two sources of internal...
5119034 Method of measuring dielectric material constants and measuring device employed therefor  
A method of measuring dielectric material constants, which includes steps of forming a dielectric resonator by providing a plurality of coupling terminals for input and output of signals, on a...
5110216 Fiberoptic techniques for measuring the magnitude of local microwave fields and power  
Fiberoptic sensors of various configurations are provided for measuring the magnitude of the electric or magnetic fields, and thereby the power, at local points within a relatively high-power...
RE33791 Non-invasive temperature monitor  
A non-invasive temperature monitoring apparatus used in association with a guided wave member that may be for the purpose of sterilization and that is adapted for microwave heating of a substance...
5014010 Dual frequency microwave water cut monitoring means and method  
A dual frequency microwave water cut monitor includes a microwave source which provides microwave energies at two different frequencies to a circulator which in turn provides the microwave...
5001434 Variable mode microwave water cut monitor and method  
A variable mode microwave water cut monitor includes a test cell which contains a fluid sample. Apparatus controls the provision and removal of the fluid sample to effect different modes of...
4899671 Method for measuring temperature of hot gases inside a vessel which radiates microwave energy  
An improved method for measuring temperature of hot gases inside a vessel which radiates microwave energy, which method comprises sensing the energy at a frequency above about 100 gigahertz...
4850713 Device for measuring the intensity of a radiative flux and optionally also measuring the intensity of a convective flux  
A device is provided for measuring the intensity of a radiative flux and optionally also a convective flux, including a thin support made from an insulating material; a thin continuous strip of...
4851631 Food container for microwave heating and method of substantially eliminating arching in a microwave food container  
A food container for use in a microwave oven is disclosed. The container contains a plurality of food substances, and employs a metal shield to shield at least one of the food substances from...
4816634 Method and apparatus for measuring strong microwave electric field strengths  
A method and apparatus for measuring strong microwave electric field strengths is disclosed. The apparatus includes a first active temperature probe in cooperation with susceptor means for...
4798209 Method and apparatus for non-contacting identification of the temperature distribution in an examination subject  
A method and apparatus for undertaking a non-contacting measurement of the three-dimensional temperature distribution in a non-uniform examination subject direct microwave radiation at the...
4705409 Method and apparatus for measurement of carbon content in fly ash  
A method and apparatus is provided for reducing and measuring carbon content in fly ash. The invention employs microwave energy as the method of heating for inducing combustion of the carbon in a...

Matches 1 - 50 out of 95 1 2 >