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7323686 |
Sensor for monitoring the immediate vicinity of a motor vehicle
A sensor for monitoring the immediate vicinity of a motor vehicle comprises an infrared emitter that is arranged behind a lens and a receiver for reflected infrared radiation, as well as an...
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7314311 |
Method for testing the quality of a detector module for an x-ray computer tomograph
A method is for testing the quality of a detector module for an x-ray computer tomograph. In order to achieve a quality test of detector modules, it is proposed in at least one embodiment, to fit a...
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7312438 |
Radiological imaging apparatus and timing correction method therefor
A processing circuit, which carries out coincidence counting, acquires calibration data so that time delays of γ-ray detection signals from radiation detectors coincide with one another. A...
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7307251 |
Active background control for infrared cameras
A light source is injected into an optical path of a camera to provide a controlled background to insure optimum uniformity of performance of the camera. An optical system, camera, image background...
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7307252 |
Detector head position correction for hybrid SPECT/CT imaging apparatus
A system and method provide for more accurate SPECT/CT image registration. CT data is utilized to establish a global spatial coordinate system of a common test phantom. The common test phantom is...
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7304297 |
Thermal imager utilizing improved radiometric calibration technique
A thermal imaging apparatus comprises a thermal image camera having a lens and a display. The camera further includes a focal plane array located behind the lens for converting imaging radiation to...
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7301144 |
Method and system for calibrating a positron emission tomography system
Methods and systems for calibrating a positron emission tomography (PET) system are provided. The method includes determining at least one non-acquisition time period for the PET system. The method...
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7297938 |
Integrated black body and lens cap assembly and methods for calibration of infrared cameras using same
A black body assembly is provided for use in the calibration of infrared cameras. The assembly includes, among other things, a housing within which calibration components may be situated, and a...
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7291849 |
Calibration standard for transmission electron microscopy
A calibration standard includes a silicon substrate having a plurality of defined regions and a plurality of calibration marks placed on respective defined regions of the silicon substrate. Each...
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7292721 |
Calibration of tissue densities in computerized tomography
A hybrid calibration method uses a calibration phantom (exterior reference) scanned simultaneously with the patient, and one or more known tissues of the subject (interior reference) to create a...
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7288759 |
Tissue-like phantoms
The invention is based, in part, on the discovery that by combining certain components one can generate a tissue-like phantom that mimics any desired tissue, is simple and inexpensive to prepare,...
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7286869 |
Choice of wavelengths for multiwavelength optical imaging
The present invention relates to a method for wavelength selection in a multi-wavelength TPSF or CW-based optical imaging system. This consists of identifying several chromophores in a highly...
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7279685 |
Radiation detector
The invention is a digital radiation detector utilizing the stable timing functions of a microcontroller or plurality of microcontrolling devices to perform three independent functions. A first...
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7279676 |
Position sensitive radiation spectrometer
A position sensitive radiation spectrometer for identifying, quantifying, and locating a radioactive source in a target. The position sensitive radiation spectrometer includes an array of gamma-ray...
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7274013 |
Automatic gain adjust utility for radiation spectrometers
In a preferred embodiment, an automatic gain adjust method for radiation spectrometers, including: placing a calibration source emitting known energies at a radiation detector; acquiring a spectrum...
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7274453 |
Methods and apparatus for calibrating an electromagnetic measurement device
Methods and apparatus for measuring an electromagnetic radiation response property associated with a substrate and calibrating an electromagnetic measurement device are disclosed. The methods and...
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7268354 |
Method for operation of a counting radiation detector with improved linearity
A method is for operation of a counting radiation detector, in particular of a counting X-ray detector, with improved linearity, in which each detector element of the counting radiation detector...
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7263870 |
Gauge calibration method
The instrument panel gauge assembly includes an applique having gauge graphics printed thereon and a needle pointer for a gauge assembly positioned adjacent thereto. A transparent chaplet is formed...
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7265343 |
Apparatus and method for calibration of an optoelectronic sensor and for mensuration of features on a substrate
The invention is based on an apparatus and a method for calibration of an optoelectronic sensor ( 3 ) that at least intermittently also receives UV light. A first response characteristic of the...
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7262842 |
Device for referencing fluorescence signals
The invention relates to a device for referencing fluorescence signals and/or calibration of fluorescence detection systems, whereby the device comprises an essentially non-fluorescing support, on...
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7262865 |
Method and apparatus for controlling a calibration cycle or a metrology tool
A method and apparatus for controlling when a calibration cycle is started for a metrology tool. The method and apparatus exploits a correlation between a drift of a first parameter (e.g., film...
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7256392 |
Inspection method of radiation imaging system and medical image processing apparatus using the same, and phantom for use of inspection of radiation imaging system
A phantom, adapted to be radiation-imaged to obtain a radiation image for evaluation in inspection of a radiation imaging system, is capable of performing both the quantitative evaluation and the...
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7253400 |
Calibration of infra red cameras
A reference surface for calibrating cooled infra red detectors includes a plurality of corner cube units which reflect radiation incident directly on them. The surface of each corner cube unit is...
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7253401 |
Spectral gamma ray logging-while-drilling system
A method for determining concentrations of naturally occurring radioactive elements in earth formation by analysis of gamma ray energy spectra measured by at least one gamma ray detector while the...
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7247844 |
Instrument and method to facilitate and improve the timing alignment of a pet scanner
A system for providing the timing alignment for a scanner. The system includes a removable source and detector assembly which is placed near the center of the scanner when in use. The source...
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7247873 |
Quality control system for irradiation apparatus
A quality control system for an irradiation apparatus includes a radiation image reading system. The radiation image reading system reads out a radiation image from a stimulable phosphor panel...
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7244930 |
Radiation detection method and system using the sequential probability ratio test
A method and system using the Sequential Probability Ratio Test to enhance the detection of an elevated level of radiation, by determining whether a set of observations are consistent with a...
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7235770 |
Method for calibrating deviation of OECFs and apparatus thereof
A method suitable for calibrating the deviation of opto-electronic conversion functions (OECFs) in an imaging apparatus is provided. The method of calibrating the deviation of OECFs comprises the...
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7235785 |
Imaging device with multiple fields of view incorporating memory-based temperature compensation of an uncooled focal plane array
A plurality of temperature dependent focal plane arrays operate without a temperature stabilization cooler and/or heater over a wide range of ambient temperatures. Gain, offset and/or bias...
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7235779 |
Night vision-weighted irradiance testing
A self-contained, military usage compatible, stabilized illumination calibration system and method of using same to enable in-the-field accurate determination of the low-level light falling on the...
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7232990 |
Peak detection calibration for gamma camera using non-uniform pinhole aperture grid mask
Point source responses of pinhole apertures in a non-uniform grid mask used to spatially calibrate a gamma camera can be modeled as a two-dimensional Gaussian function with a set of seven...
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7220961 |
System and method for quality control in nuclear imaging systems
A method of controlling quality in a nuclear medicine imaging system includes providing an extendable radioactive source in a frame of the nuclear medicine imaging system, providing a detector...
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7200950 |
Process for monitoring measuring device performance
The disclosed embodiments relate to calibrating a measuring device by comparing a set of master measurement data against a set of current measurement data. Adjustments are made to the measuring...
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7199360 |
System and method for calibrating a fluorescence microscope
A system and method are provided to calibrate fluorescence detection of a fluorescence microscope by using a near-perfectly uniform reflector as a target in combination with temporary removal of...
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7194236 |
Millimeter wave imaging system
A millimeter wave imaging system that includes at least one millimeter wave frequency scanning antenna for collecting frequency dependent beams of millimeter wave radiation from a narrow...
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7193220 |
Modular radiation bean analyzer
The instant invention is a modular radiation beam analyzer for measuring the distribution and intensity of radiation produced by a radiation source. More specifically, the instant invention is a...
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7194360 |
Method of determining radioactive nuclides
A method of simply and quickly determining α-ray releasing nuclides having long half-life without carrying out a chemical separation is provided. By inputting a data of pulses incident to an...
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7193701 |
Gray optical standard
A system for providing and using a gray optical standard is disclosed, the standard generally comprising a housing having a cavity and an at least partially transparent portion adjacent to the...
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7180055 |
Nuclear sensor signal processing circuit
An apparatus and method are disclosed for a compact and temperature-insensitive nuclear sensor that can be calibrated with a non-hazardous radioactive sample. The nuclear sensor includes a gamma...
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7180054 |
Methods and devices for erasing errors and compensating interference signals caused by gammagraphy in radiometric measuring systems
A method and device for the error-blanking and -compensation of interference signals caused by gammagraphy in radiometric measuring systems for process measurements. The device includes, an input...
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7176454 |
Ion sources for mass spectrometry
Provided are ion sources, methods of forming ions and mass analyzer systems. In various embodiments, the present teachings provide ion sources, methods for focusing ions from an ion source, and...
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7173238 |
QC phantom
The phantom for quality control used to perform verification of performance and invariance of a radiation imaging system includes substrates and image quality evaluation patterns fixed to the...
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7173259 |
Automatically aligning objective aperture for a scanning electron microscope
An automatically aligning objective aperture assembly for a CDSEM includes a plate that is moveable in X and Y directions relative to an electron beam generated by the SEM. The plate defines one or...
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7164141 |
Charged particle beam photolithography machine, standard substrate for correcting misalignment factor of charged particle beam photolithography machine, correcting method for charged particle beam photolithography machine, and method of manufacturing electronic device
A charged particle beam photolithography machine includes an electron gun, a deflector, a wafer stage, a standard substrate formed with a chip-shaped first mark group having a plurality of first...
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7161141 |
Ion trap/time-of-flight mass spectrometer and method of measuring ion accurate mass
An ion trap/time-of-flight mass spectrometer, which can perform accurate mass measurement of a product ion based on MS/MS and MS n has an ion source for ionizing a sample, an ion trap capable of...
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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...
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7158893 |
Mass spectrometric data analyzing method, mass spectrometric data analyzing apparatus, mass spectrometric data analyzing program, and solution offering system
A main object is to cope with an unknown structure substance thereby to identify the structure of a parent ion highly precisely and to derive a supposed structure. A method for analyzing mass...
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7157696 |
Test object for calibration of imaging measurements of mammalian skeletal joints
The invention provides a test device or “phantom” for use in conjunction with medical imaging modalities. In one embodiment, the phantom replicates the attenuation and absorption properties of...
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7151252 |
Radiation phantom with humanoid shape and adjustable thickness
A radiation phantom comprising a body with a general humanoid shape and at least a portion having an adjustable thickness. In one embodiment, the portion with an adjustable thickness comprises at...
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7151253 |
Dynamic phantom for radiation therapy
The present invention is a thorax phantom that enables simulation of tumor motion within a tissue equivalent material. The system consists of a tissue equivalent epoxy phantom representing a 15 cm...
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