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7619739 |
Detection and identification of biological agents using Bragg filters
A method of sensing an environmental agent, comprising obtaining a sample from the environment and transferring the sample into the working fluid for dispensation to a detection module. The sample...
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7619734 |
Methods and systems for computing a size distribution of small particles
Methods, systems and computer readable media for computing small particle size distributions. A reference matrix of pre-computed reference vectors is provided, with each reference vector...
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7616888 |
Method and system for measuring optical properties of a medium using digital communication processing techniques
A system for measuring properties of a medium includes an electromagnetic generator for forming a CW carrier, a digital encoder for forming a digital message, and a modulator for modulating the CW...
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7612884 |
Method and arrangement for optical examination or processing of a sample
A method and an arrangement for the optical examination and/or processing of a sample comprise an element for generating an illumination light, an element arranged downstream of the latter for...
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7605924 |
Laser-ultrasound inspection using infrared thermography
An inspection system is provided to examine internal structures of a target material. This inspection system combines an ultrasonic inspection system and a thermographic inspection system. The...
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7599065 |
Specimen analysis system obtaining characteristic of specimen by diffusion approximation
In a specimen analysis system: incident light is injected into a specimen at an injection position on the specimen; an information acquisition unit acquires first information carried by light...
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7599057 |
Method and apparatus for detection of biological organisms using Raman scattering
A system for the detection of compounds, including a target biological organism or component from a sample, using one or more reactant that will bind to the biological organism or compound forming...
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7593107 |
Method and system for diffusion attenuated total reflection based concentration sensing
A system for measuring light absorption levels includes a light source providing a light beam and a container for a liquid. The container includes an opening to provide access to the liquid. A...
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7586611 |
Method and apparatus for analysis of semiconductor materials using photoacoustic spectroscopy techniques
A photoacoustic spectrometer apparatus adapted to enable an observation and characterisation of non-radiative sub bandgap defects in narrow and large bandgap materials using photoacoustic...
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7583382 |
Optical measurement apparatus
An object of the present invention is to provide an optical measurement apparatus equipped with an ion-exchange resin for pretreating a sample, thereby enabling the concentration of component in...
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7564558 |
Gas cell
The present invention relates to a gas cell which is included in a gas sensor and adapted to establish the presence of a gas and/or for determining the concentration of one such gas (G), comprising...
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7552018 |
Method for quickly quantifying the resistance of a thin film as a function of frequency
The present invention provides a baseline function, viz., a transmission-related parameter (transmission loss, transmission coefficient, etc.) as a function of resistance of a uniformly resistant...
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7551285 |
Methods and apparatus for spectroscopic imaging of materials in an array
A system for monitoring infrared absorption of each of a plurality of materials contained in an array has an infrared transparent substrate for the array of materials. An infrared radiation source...
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7542152 |
Method for measuring thickness of thin film, method for forming polycrystal semiconductor thin film, method for manufacturing semiconductor device, apparatus for manufacturing the same, and method for manufacturing image display device
A laser light is projected to a thin film deposited on a transparent substrate, and measurement is performed on the entire measurement area of the substrate, and transmission intensity is measured...
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7542133 |
Photo-detector filter
Method and systems related to obstructing a first predefined portion of at least one defined wavelength of light incident upon a first photo-detector array; and detecting the at least one defined...
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7538879 |
Light profile microscopy apparatus and method
An apparatus and method allowing an optimized illumination in a light profile microscope by excitation of a sample with an elliptically collimated beam. The beam, which is typically supplied by a...
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7525662 |
Apparatus and method for environmentally isolated analysis
An apparatus for analyzing a product to be analyzed which is located in a receptacle provided with a coupling element, in particular for photometric or spectrophotometric analysis of powder, bulk...
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7525661 |
Laser photo-thermo-acoustic (PTA) frequency swept heterodyned lock-in depth profilometry imaging system
A method and apparatus for biomedical subsurface imaging and measurement of thickness, elastic and optical properties of industrial and biomedical materials based on laser Photo-Thermo-Acoustic...
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7525658 |
System of correlating light measurements
A system provides a correlation between a field-tested measured light transmission, light reflection and/or light absorption in at least one transparent, translucent or semi-opaque medium to a...
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7511818 |
Apparatus for measuring the optical absorbency of samples of liquids, method and reaction container for its implementation
Apparatus for measuring the optical absorbency of samples of liquids, method and reaction container for its implementation. The apparatus comprises a receiving body for receiving the reaction...
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7508521 |
Pressure-invariant trace gas detection
A system includes a light source, a detector, at least one pressure sensor, and a control unit. The light source emits light at a wavelength substantially corresponding to an absorption line of a...
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7508518 |
Particle measuring method and particle measuring apparatus
The present invention relates to a particle measuring method for irradiating light to a surface of a substrate to scatter the light so as to measure a condition of particles on the substrate based...
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7508516 |
Biochip reading apparatus and biochip reading method
A site position can be detected using transmitted light or reflected light which does not include an excitation wavelength according to a configuration of a biochip 60 . When reflected light is...
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7508512 |
Continuous optical self-alignment for light curtains and optical presence sensors for simplification and maintenance of alignment
Systems and methods are disclosed that facilitate tolerating and/or correcting light beam misalignment in a light-emitting device, such as a light curtain. Attributes of the light beam can be...
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7508501 |
Method for measuring spectroscopic properties of bulk products and device for carrying out said method
The method for measuring spectroscopic properties of bulk products comprises portioned supplying of a sample in a measurement zone. In order to fully fill said measurement zone, several portions...
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7505136 |
Testing and tuning electrically dimmable windows
A dimmable window testing system comprises a light source configured to emit a beam of known intensity through a dimmable element of an electrically dimmable window system. A light intensity sensor...
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7505135 |
Method and apparatus for imaging through scattering or obstructing media
Method and system for determining the optical temporal response of a medium ( 12 ) to a short optical pulse excitation, by sending light ( 11 ) that comprises spectral frequencies which make up the...
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7505122 |
Evaluation method and manufacturing method of light-emitting element material, manufacturing method of light-emitting element, light-emitting element, and light-emitting device and electric appliance having light-emitting element
The present invention provides an evaluation method for evaluating whether a light-emitting element material to be evaluated is suitable for a host material or a guest material. By carrying out a...
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7502115 |
System and method for high sensitivity optical detection of gases
A method and apparatus architecture for detecting gases, particularly hazardous gases which should be detected in miniscule amounts. High sensitivity detection of chemical warfare agents (CWAs) is...
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7502114 |
Ozone concentration sensor
An apparatus and method provide measurement of a constituent of a fluid, such as ozone in ozonated water. The apparatus includes a vessel to contain the fluid, a light source configured to direct a...
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7499169 |
Fuel cell and product of combustion humidity sensor
Densities of water vapor can be detected and quantified at a high sampling rate for a gas. The gas can be contained within a sample chamber within or outside of an instrument enclosure. A first...
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7499168 |
Combined modulated optical reflectance and electrical system for ultra-shallow junctions applications
A metrology tool for semiconductor wafers is disclosed which combines modulated reflectivity measurement with junction photovoltage measurements. The tool includes an intensity modulated pump beam...
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7499165 |
System of measuring light transmission and/or reflection
A system of measuring light transmission and/or reflection has a light transmitter(s) and at least one light sensor which are used to generate a defined light environment over a specified light...
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7492457 |
Methods and devices for testing germicide activity
A handheld device provides for measuring the concentration of dialdehyde in a dialdehyde solution. The device comprises (a) an optically transparent first container being under vacuum whereby to...
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7489820 |
System for measuring the surface geometry and surface evenness of flat products
The invention relates to a device for producing a pattern on a surface for measuring, using a projector and a slide. The invention also relates to various advantageous embodiments of the measuring...
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7486398 |
Groundwater monitoring system and method
A system and method for monitoring toxic chemicals in groundwater includes the use of a groundwater vaporizer and a CRDS (Cavity Ring Down Spectroscopy) block. The CRDS block includes a...
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7483138 |
Device for analysis or absorption measurement on a small amount of liquid
A device ( 1 ) for analysis of absorption measurement on small amounts, for example on a drop or droplet of a liquid medium ( 2 ) using light ( 3 ) is provided, with an upper planar location ( 4 )...
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7483137 |
Non-destructive derivation of weight of single seed or several seeds
A method and apparatus for optically interrogating a particle comprising obtaining a plurality of optical interrogations from a plurality of orientations relative the particle. In one aspect, the...
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7480574 |
Method to characterize material using mathematical propagation models and ultrasonic signal
The invention is directed to a system and method for detecting defects in a manufactured object. These defects may include flaws, delaminations, voids, fractures, fissures, or cracks, among others....
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7477393 |
Specimen analysis system obtaining characteristic of specimen by diffusion approximation
In a specimen analysis system: a light injection unit selectively injects unscattered light and scattered light into a specimen at an incident position on the specimen, and an information...
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7474403 |
Device and method for measuring the optical properties of an object
A device for measuring the optical properties of an object, particularly of a chemical and/or biological sample, comprises an illumination light source for illuminating the object. Further, an...
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7463363 |
Method and apparatus for ultrasonic laser testing
The present invention for detecting ultasonic displacements includes a detection laser to generate a first pulsed laser beam to generate the ultrasonic surface displacements on a surface of the...
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7462808 |
Method and device for redundant distance measurement and mismatch cancellation in phase-measurement systems
The method serves for canceling errors caused by mismatch of different signal paths in a photodetector with a plurality (k) of storage elements for the photogenerated signals, as typically used in...
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7450235 |
Optical sensing of fluid condition-method and apparatus
The invention relates to an apparatus and a method to monitor the condition of a fluid by measuring multiple optical properties of the fluid. The apparatus comprises of a body 105 , at least one...
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7450234 |
Cylindrical lens-based light sensor and use of the sensor in an automated method and apparatus for monitoring a target fluid for contaminants
A light scattering sensor is provided with a cylindrical lens focusing received light along substantially parallel lines, or bands, that correspond to a range of scattering angles and a linear...
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7446875 |
Apparatus and method for acquiring time-resolved measurements utilizing direct digitization of the temporal point spread function of the detected light
An apparatus for acquiring time-resolved measurements from a sample from optical scanning comprises pulsed laser light directed to the sample; a first detector disposed to detect the light after...
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7443502 |
Absorption spectrum photometry microchip testing device and components thereof
A microchip testing device with a microchip having an absorbance measuring chamber for measuring absorbance, a transmitted light receiving unit for receiving light which has been emitted from a...
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7443490 |
Medium discrimination device, image forming apparatus, and program having simplified mechanism
A medium discrimination device includes a transmitted light quantity measurement device arranged to measure a transmitted light quantity in a thickness direction of a printing medium on a...
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7440099 |
Droplets detecting system
A droplets detecting system ( 100 ) includes a laser diode assembly ( 20 ), a photo diode ( 30 ), a light source ( 40 ), a charge coupled device camera ( 50 ), a signal processing and displaying...
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7436514 |
Process absorption spectrometer
The aim of the invention is to reduce the apparatus-related complexity and the mounting effort in a process absorption spectrometer taking in situ measurements. Said aim is achieved by providing...
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