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8822925 Proximity sensor device  
Proximity sensor devices are described that integrate a light emitting diode with a light sensor assembly in a single, compact package. The proximity sensor devices comprise a substrate having a...
8814427 Instrumentation and method for optical measurement of samples  
An optical measurement instrument includes one or more temperature sensors (122) arranged to measure sample well specific temperatures from sample wells (111-117) arranged to store samples...
8537020 Visual indicator of gas sensor impairment  
A gas detector includes at least one gas sensing element and a calorimetric sensing material for detection of a different, potentially contaminating gas which can impair the function of the gas...
8514399 Compensation in terahertz time domain spectroscopy having two delays  
An information acquiring apparatus includes a light source portion for generating pulse-shaped pump light, and first and second probe light in synchronization with each other. A generating portion...
8319183 Methods of characterizing and measuring particulate filter accumulation  
Methods of characterizing and measuring particulate accumulation in a family of particulate filters (10) are disclosed. The disclosure can be applied to diesel, gasoline and natural gas fueled...
8274050 Radiometry using an uncooled microbolometer detector  
An infra-red imaging camera comprises focusing optics for gathering infra-red energy from an external scene, and an uncooled and unshielded detector arranged to detect infra red energy. Internal...
8274051 Method and device for optoelectronic sensors with IR blocking filter  
Semiconductor structures for optoelectronic sensors with an infrared (IR) blocking filter and methods for using such sensors with post-detection compensation for IR content that passes through the...
8159568 Hardware implemented pixel level digital filter and processing of electromagnetic signals  
An apparatus for performing digital video processing of electromagnetic waves in IR or other electromagnetic waves spectra; derived from adjacent or separate bands (or sub-bands) representing a...
8003158 Spray coating stents with fixed No. of layers  
Various embodiments of methods for coating stents are described herein. One method is directed to a stent spraying apparatus calibration procedure. Another method is directed to obtaining a batch...
7928393 Health monitoring through a correlation of thermal images and temperature data  
A method of correlating thermal sensors data with temperature sensor data is disclosed. The method may include generating one or more temperature sensor data points and receiving the one or more...
7857964 Method of refining heavy oil and refining apparatus  
The present invention relates to a method in which grades of oil are refined according to their object from a feed oil. This method has a solvent extraction process that obtains an extracted oil,...
7799835 Recycling and reduction of plastics and non-plastics material  
The present invention provides, e.g., methods to recycle and/or reduce plastic, non-plastic, or a combination thereof, from a waste stream. The methods of the present invention include contacting...
7772557 Offset compensation scheduling algorithm for infrared imagers  
A method of scheduling offset compensation for an infrared (IR) imaging system to maintain good image quality. The method includes a scheduling algorithm for automatic offset compensation. The...
7679047 Infrared gas sensing apparatus and method  
An infrared gas sensing apparatus for sensing gas includes an infrared source for emitting infrared light, a wavelength tunable filter for selectively allows passage of the infrared light at a...
7498578 Method and system for calibrating a reflection infrared densitometer in a digital image reproduction machine  
An enhanced toner area coverage (ETAC) sensor may be calibrated to adjust for changes in LED intensity by determining a functional relationship between specular developed mass per unit area (DMA)...
7477395 Measuring device  
A measuring device for determining the concentrations of gases by radiation absorption. The device includes at least one radiation source for generating radiation, a measuring cell, which is...
7397033 Method of making characteristic line  
When making a characteristic line, a plurality of different small amount reference light beams is caused to impinge upon the photodetector element, a zero-light signal value is obtained by...
7183102 Apparatus using reference measurement for calibration  
A method and apparatus for calibrating noninvasive or implantable glucose analyzers that uses either alternative invasive glucose determinations or noninvasive glucose determinations to calibrate...
7175436 Optical composite cure radiometer and method  
A radiometer and method for providing an indication of the amount of time (exposure duration) needed to cause a light curable dental resin composite material to maximally polymerize in response to...
7164131 High 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...
7159824 Device and method for on-orbit calibration verification of an infrared sensor  
A device for verifying the calibration of an infrared sensor includes a body configured to be placed in orbit. The body defines a spin axis and an outer surface. The outer surface has an infrared...
7132659 Sensor having a communication device, sensor communication system and method of communicating information from a sensor  
A method of communicating information from a sensor includes the step of modulating the emission of energy from an energy source in a manner that corresponds to information to be transmitted from...
7041963 Height calibration of scanning probe microscope actuators  
A mechanism for calibrating a scanning probe microscope is presented. The calibration mechanism operates to apply an input signal to an actuator to cause acceleration of the actuator and to...
6958480 Sample desorption/ionization from mesoporous silica  
Mesoporous silica is shown to be a sample holder for laser desorption/ionization of mass spectrometry. Supported mesoporous silica was prepared by coating an ethanolic silicate solution having a...
6958479 Method of processing data from a spectrophotometer  
A method of processing data from at least one spectrophotometer characterized by the steps of transferring the data from the spectrophotometer to a control processing unit, processing the data at...
6919566 Method of calibrating a spectroscopic device  
The present invention provides a method of calibrating a spectroscopic device for providing a non-invasive measurement of an analyte level in a sample. The method comprises the steps of: (a)...
6770869 Method of automatic standardized calibration for infrared sensing device  
A method for calibrating automatic infrared sensing devices having control modules, an IR detector, and an IR emitter by using a select infrared emitter/detector pair to calibrate a plurality of...
6770880 Infrared imaging apparatus  
An infrared imaging apparatus is used for carrying out shading correction of picture data obtained as a result of an image-taking process using a camera head including an optical system, a...
6717148 Method and apparatus for measuring coating  
The invention relates to a method and an apparatus for measuring a coating from paper or board. The measurement is carried out by one detector at different times or by two detectors...
6686999 Method of using an aerosol to calibrate spectrometers  
Using a nebulizer gas, sub micron and micron size particulates can be generated from a solution containing salts covering a broad range of elements. The fractional concentration of elements can be...
6521892 Uncooled driver viewer enhancement system  
A thermal imager system for use in a vehicle utilizes an uncooled microbolometer detector array (19), optics (13) for conducting scene radiation to the array within a sensor module (12) which is...
6456862 Method for non-invasive spectrophotometric blood oxygenation monitoring  
A method and apparatus for non-invasively determining the blood oxygen saturation level within a subject's tissue is provided that utilizes a near infrared spectrophotometric (NIRS) sensor capable...
6384415 Method of evaluating quality of silicon wafer and method of reclaiming the water  
A method of evaluating the quality of a silicon wafer is characterized by analyzing a silicon wafer by an infrared absorption spectrum, and then evaluating the quality of the silicon crystal based...
6369388 Multiple gain, portable, near-infrared analyzer  
A multiple-gain, hand-held, near-infrared grain analyzer analyzes, e.g., protein content of grain by infrared transmittance and interactance (transflectance) has at least two gain values. A first...
6365899 Process for determination of blackening of a lamp  
A process for determination of blackening of a lamp in which the blackening of a lamp can be determined without visual inspection in real time or during operation is achieved by the spectral...
6350985 Method for calculating gain correction factors in a digital imaging system  
A method for developing a set of gain correction coefficients corrected for structural noise to be used in correcting the digital values representing an image captured by a pixelated detector...
6333501 Methods, apparatus, and articles of manufacture for performing spectral calibration  
A system performs two types of spectral calibration. For the first type, the system collects data from monitoring an analytical separation of several spectrally-distinguishable molecular species...
6294785 Infrared sensor response calibration using atmospheric limb emission measurements  
A method is presented for calibrating an infrared sensing device while in an orbit above a celestial body. The infrared sensing device measures a signal profile proportional to radiance emission...
6242739 Method and apparatus for non-destructive determination of film thickness and dopant concentration using fourier transform infrared spectrometry  
A method and apparatus for the determination of parameters of interests of a semiconductor sample is provided. For example, the thickness of an epitaxial or implanted layer, the thickness of a...
6218665 Infrared detector and gas analyzer  
When first and second PbSe detectors 6 and 7 are irradiated with intermittent infrared radiation from a light source 3, infrared radiation detection circuits 21a and 21b output electrical signals...
6184529 Methods and apparatus for performing scene based uniformity correction in imaging systems  
Methods and apparatus for generating uniform reference sources for use in calibrating multiple-detector imaging devices. In exemplary embodiments, a plano-plano reference lens is inserted at a...
6124134 Glucose related measurement method and apparatus  
A method of and apparatus for determining stable and labile glycated compound levels in blood. Electromagnetic energy covering a multiplicity of wavelength bands within a wavelength range from 380...
6114699 Prediction of total dietary fiber in cereal products using near-infrared reflectance spectroscopy  
Near-infrared spectroscopic calibration models are developed for the rapid, accurate and non-polluting prediction of the total dietary fiber content in a wide range of cereal products, including...
6087662 Process for analysis of asphaltene content in hydrocarbon mixtures by middle infrared spectroscopy  
Asphaltene concentration of a hydrocarbon feed is measured by IR spectroscopy using mid-range IR frequencies between 3800 cm-1 and 650 cm-1 (corresponding to wavelengths between 2630 nanometers...
5978391 Wavelength reference for excimer laser  
The preferred embodiment of the invention uses known atomic or molecular absorptions as absolute wavelength standards for calibrating wavelength measurement instruments used in tunable lasers....
5886347 Analytical method for multi-component aqueous solutions and apparatus for the same  
An analytical method capable of easily, rapidly, and accurately determining concentrations of a multi-component aqueous solution. Near-infrared spectra of a standard solution containing k...
5838008 Method and apparatus for measuring gas concentrations and isotope ratios in gases  
A method of determining a trace gas concentration in a gas sample utilizing Fourier Transform Infrared Spectroscopy. The method includes the steps of (i) synthetically calibrating a spectrometer,...
5835230 Method for calibration of a spectroscopic sensor  
A novel method for calibration of a spectroscopic sensor is provided. In the method, a spectroscopic system is provided. The system includes a measurement cell having one or more walls which at...
5789622 Focal plane array calibration method  
A method of calibrating gains and offsets for a two-dimensional detector array 10 comprising individual detector elements 14, including: (a) focusing a first incoming image signal at a first power...
5763883 Chemicals property determination  
A method of determining or predicting a value Px of a property of a material X, which is a feed to a process or a property of a product of a process from said material or yield of said process,...

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