|
Match
|
Document |
Document Title |
|
|
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)...
|
|
|
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 measure...
|
|
|
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)...
|
|
|
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...
|
|
|
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...
|
|
|
6765206 |
Image reading apparatus
An image reading method for forming an image on a transmission original irradiated with visible light and infrared light by an image forming optical system and reading the image by reading means,...
|
|
|
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 simultaneously....
|
|
|
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...
|
|
|
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...
|
|
|
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 P x 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,...
|
|
|
5703276 |
One-window cell for testing passive remote vapor detectors
A cell for testing passive remote vapor detectors has a cell body with a blackbody radiation source attached to a first end and a window attached to a second end. The blackbody radiation source and...
|
|
|
5631469 |
Neural network computing system for pattern recognition of thermoluminescence signature spectra and chemical defense
A four-layer neural network is trained with data of midinfrared absorption by nerve and blister agent compounds (and simulants of this chemical group) in a standoff detection application. Known...
|
|
|
5576544 |
Method for providing general calibration for near infrared instruments for measurement of blood glucose
A method is disclosed for accurately providing general calibration of near-infrared quantitative analysis instruments for almost any individual user. The general calibration method comprises...
|
|
|
5569922 |
Portable fuel analyzer for the diagnosis of fuel-related problems on-site at the vehicle service bay
Method and apparatus for diagnosing fuel-related problems at the site of vehicle servicing and matching fuels to new engine designs. Fuel properties associated with a fuel sample can be measured...
|
|
|
5515859 |
Myocardial infarction and ischemia detection method and apparatus
A device (10) for detecting a substance in a patient's expired breath (88) such as adenosine indicative of cardiovascular distress. The device (10) shines an infrared light (68) through a chamber...
|
|
|
5436456 |
Moisture meter curve calibration system
A system for calibrating moisture meters by comparing data from a plurality of infrared moisture meters with data from analytical moisture tests for a plurality of blends of tobacco, wherein a...
|
|
|
5317150 |
Polarimeter calibration method and apparatus
A method of calibrating polarimeter to work at an unknown wavelength comprising calibrating the polarimeter at a standard wavelength, using the calibrated polarimeter to measure a sample, measuring...
|
|
|
5272345 |
Calibration method and apparatus for measuring the concentration of components in a fluid
A calibration method and apparatus for use in measuring the concentrations of components of a fluid is provided. The measurements are determined from the intensity of radiation over a selected...
|
|
|
5267152 |
Non-invasive method and apparatus for measuring blood glucose concentration
A method and apparatus for measuring blood glucose concentration by irradiating blood vessels with electromagnetic radiation, where the method and apparatus uses near-infrared radiation...
|
|
|
5261410 |
Method for determining if a tissue is a malignant tumor tissue, a benign tumor tissue, or a normal or benign tissue using Raman spectroscopy
A method for determining if a tissue is a malignant tumor tissue, a benign tumor tissue, or a normal or benign tissue. The present method is based on the discovery that, when irradiated with a beam...
|
|
|
5187368 |
Detection method for liquids using near infrared spectra
A method for detecting the presence or absence of microorganisms in a liquid test sample is provided without need for withdrawing an aliquot or destroying the sample. The method comprises taking...
|
|
|
5167145 |
Measurement of blood coagulation time using infrared electromagnetic energy
A method and apparatus for detection of blood coagulation using infrared electromagnetic transmission changes through a sample from a source of infrared energy to suitable detection electronics...
|
|
|
5162874 |
Electrophotographic machine having a method and apparatus for measuring toner density by using diffuse electromagnetic energy
An electrophotographic apparatus having a densitometer, which measures material density located on a substrate by detecting and analyzing only a single diffuse electromagnetic energy signal...
|
|
|
5146294 |
Process and device for measuring isotope ratios
A process and device for measuring the isotope ratio, specifically of stable isotopes, of chemical substances in a gas to be examined, the process including alternately charging a sample cell with...
|