Optics: measuring and testing inventions 09/06

20060209291 - Method for measuring and calibrating measurements using optical fiber distributed sensor: Methods for calibrating and making measurements using fiber optic sensors are disclosed using backscattered wavelengths and independent sensors. The disclosure sets outs methods applicable with fiber optic sensors either in a deployed in a loop and in a linear configuration and useful for measurements including temperature....

20060209290 - System and instrument to verify routing and measure insertion losses of multiple fiber optic assemblies: An instrument and method is provided for verifying the routing of and measuring the insertion losses of multiple fiber optic assemblies. Each light source launches the same amount of light power into each fiber. Correcting factors are provided for the responsivity of each detector. Optical switches are avoided. Calibration of...

20060209292 - Low height imaging system and associated methods: Low height imaging systems may include one or more optical channels and a detector array. Each of the optical channels may be associated with one or more detectors of the array, have one or more optical components and a restrictive ray corrector, and be configured to direct steeper incident angle...

20060209293 - Optical system for collimating elliptical light beam and optical device using the same: An optical system (20) for efficiently collimating an elliptical light beam includes a light source (21), a first lens (22), a second lens (23), and a third lens (24). The light source is adapted for providing an elliptical light beam defining different diverging angles in different directions, wherein any cross-section...

20060209294 - Method of measuring decentering of lens: Disclosed is a measuring method which can measure the decentering of an axis by the measurement of a two-dimensional curved surface profile. This method has a first step of measuring a profile of a examined surface by a probe from a first reference position which is a position separate by...

20060209295 - Light path shift device and image display device: A light path shift device is disclosed that is able to divide an effective region of a light path and drive the divided regions independently. The light path shift device includes a liquid crystal layer held between at least two opposite transparent substrates, the liquid crystal layer being homeotropically aligned...

20060209296 - Interaxis angle correction method: An interaxis-angle correction method comprising: a reference sphere measurement step of scanning, with the sensor, a reference sphere located on the table, in the measurement-axis direction at a translation-axis-direction position on the reference sphere to acquire measurement-axis-direction contour information, and performing the scanning at a plurality of different translation-axis-direction positions...

20060209297 - System and method for assembling optical components: The proposed solution to the problems associated with assembling optical components introduces an angular alignment step and the use of collimated optical beams to the assembly process. One embodiment of a method for aligning optical components includes the steps of angularly aligning a fiber subassembly and a laser subassembly to...

20060209298 - Multiple beam inspection apparatus and method: Disclosed is an optical inspection system for inspecting the surface of a substrate. The optical inspection system includes a light source for emitting an incident light beam along an optical axis and a first set of optical elements arranged for separating the incident light beam into a plurality of light...

20060209299 - Inspection lighting head system and method of operation: A system for high-speed inspection is provided. The system includes a digital camera focused on an inspection location and generating image data. An array of light emitting diodes generates light beams, and one or two lenses collimate the light beams. The angle of incidence of the collimated light on an...

20060209301 - Method and apparatus for compact spectrometer for fiber array spectral translator: The disclosure relates to a portable system having a fiber array spectral translator (“FAST”) for obtaining a spatially accurate wavelength-resolved image of a sample having a first and a second spatial dimension that can be used for the detection of hazardous agents by irradiating a sample with light, forming an...

20060209300 - Ordered array of nanoparticles for efficient nanoenhanced raman scattering detection and methods of forming the same: Methods of forming NERS-active structures are disclosed that include ordered arrays of nanoparticles. Nanoparticles covered with an outer shell may be arranged in an ordered array on a substrate using Langmuir-Blodgett techniques. A portion of the outer shell may be removed, and the exposed nanoparticles may be used in a...

20060209302 - Projection optical system, exposure apparatus, and device manufacturing method: A projection optical system for projecting a pattern on an object plane onto an image plane includes first to sixth reflective surfaces in order to reflect light from the object plane, wherein A1=θ21/θ11, B1=θ31/θ11, 1.5<A1<1.65, and 2.3<B1<2.5 are met. θ11 is an angle on a predetermined plane between a principal...

20060209303 - System and method for automated positioning of camera: A system and related method are provided for automated positioning of camera. The system includes a remote control configured to generate a spot signal in response to input from a user. The camera generates image data of the camera's field of view. The camera is captures the spot signal within...

20060209304 - 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 frequency range....

20060209305 - Biosensor: An object of the invention is to reduce the negative drift of the baseline signal when measuring a specific binding reaction between a physiologically active substance and a test substance by using a surface plasmon resonance measurement device. The present invention provides a biosensor comprising a substrate on the surface...

20060209306 - High-resolution digital phase modulator for a fiber optic signal transmission or measurement device: A digital phase modulator for a fiber-optic measurement device. A predetermined total number of electrodes of different lengths are arranged in parallel and on both sides of a light guidance path in or on an optical substrate. The electrodes are arranged in two or more triples along the light guidance...

20060209307 - Exposure apparatus for manufacturing semiconductor device, method of exposing a layer of photoresist, and method of detecting vibrations and measuring relative position of substrate during an exposure process: Defects are prevented from occurring during an exposure process by detecting vibration of and measuring the relative position of components of the exposure apparatus. The exposure apparatus includes an external frame on which a reference mirror is disposed, a projection lens, a first mirror fixed relative to the projection lens,...

20060209308 - Substrate film thickness measurement method, substrate film thickness measurement apparatus and substrate processing apparatus: A jet of water in a cylindrical form is supplied from a jet nozzle onto a measurement surface of a substrate to form a column of the water extending between the nozzle and the measurement surface. Light is emitted from an irradiation fiber and transmitted through the column of water...

20060209309 - Systems for and methods of facilitating focusing an optical scanner: Systems and methods for facilitating focusing of an image scanner, such as a confocal microscope, are disclosed. Measurement of optical characteristics in certain areas of a test sample are compared to stored or baseline optical characteristic profiles to determine an appropriate correction to properly focus the scanner. In one aspect,...

20060209310 - Optical illumination system for creating a line beam: In one aspect, the disclosure features an optical system configured to create from a beam of light an intensity distribution on a surface, whereby the optical system comprises at least a first optical element which splits the incident beam into a plurality of beams some of which at least partially...

20060203224 - Chirped coherent laser radar system and method: A laser radar system using collocated laser beams to unambiguously detects a range of a target and a range rate at which the target is moving relative to the laser radar system. Another aspect of various embodiments of the invention may relate to a laser radar system that uses multiple...

20060203226 - Flow-cytometry-based hematology system: A hydraulic system for a flow cytometry having a reservoir for a sheath solution, at least one syringe connected to the reservoir, the at least one syringe being driven by a motor, a single HGB module connected on an inlet side to a sample inlet which is connected to the...

20060203225 - Method and apparatus for direct spectrophotometric measurements in unaltered whole blood: A method and apparatus that allows accurate spectrophotometric determination of the concentrations of various hemoglobin species in whole undiluted blood. The invention employs 1) an optical apparatus designed to maximize the true optical absorbance of whole blood and to minimize the effects of light scattering on the spectrophotometric measurements of...

20060203227 - Alternate test method for rf cable testing to avoid long test cables: m

20060203228 - Photometer: A minimum-configuration photometer capable of measuring both wavelength characteristics and optical spectral characteristics. The photometer includes an optical amplifier, a spectrometer for taking out a specified wavelength band component from an amplified light, a coupler for branching the specified wavelength band component to two directions, a photoswitch having a first...

20060203230 - Manufacturing inspection/analysis system analyzing device, analyzing device control program, storage medium storing analyzing device control program, and method for manufacturing inspection and analysis: A position change section of a processing device changes the position of a treatment object, at the time of performing a process by a process section, to correspond to a predetermined position in conformity to the treatment object. An inspection device inspects the occurrence of a defect on the treatment...

20060203229 - Method and apparatus for inspecting defect in surface of metal roll: A method for inspecting a defect in a surface of a roll, the method comprising: applying parallel light rays onto the roll which is rotating; projecting reflected light rays from the roll onto a screen; and detecting a defect from an image formed on the screen....

20060203233 - Dual stage defect region identification and defect detection method and apparatus: A method and apparatus for inspecting patterned substrates, such as photomasks, for unwanted particles and features occurring on the transmissive as well as pattern defects. A transmissive substrate is illuminated by a laser through an optical system comprised of a laser scanning system, individual transmitted and reflected light collection optics...

20060203232 - Measuring method, measuring system, inspecting method, inspecting system, exposure method and exposure system: A reticle is loaded on a reticle measuring instrument (step S50), and the surface shape of the reticle in a state held by a reticle holder of the reticle measuring instrument is measured in advance (step S52). Because the surface shape difference between the reticle holder of the reticle measuring...

20060203231 - Method and apparatus for inspecting foreign particle defects: The invention relates to a device production process for forming a circuit pattern on a substrate such as semiconductor device. To enable a stable inspection of a minute foreign particle and a pattern defect occurring in manufacture of a device at a high speed and with a high sensitivity, an...

20060203234 - Particle detection method: A method for detecting on a substrate used in the fabrication of integrated devices comprises the steps of (1) contacting the substrate with a monomer, wherein the particle catalyzes the polymerization of the monomer, and (2) detecting the particle using a particle counter. Different types of particles may be distinguished...

20060203235 - Optical scanning system for surface inspection: In an optical scanning system for detecting particles and pattern defects on a sample surface, a light beam is focused to an illuminated spot on the surface and the spot is scanned across the surface along a scan line. A detector is positioned adjacent to the surface to collect scattered...

20060203236 - Sample cell: A sample cell for retaining a fluid sample comprising a handle and parallel plates. The parallel plates are coupled to the handle and are spaced at a distance thereby defining a cavity which is open on at least three sides. The distance between the plates allows capillary action to draw...

20060203237 - Sample cell: A sample cell for retaining a fluid sample comprising a handle and parallel plates. The parallel plates are coupled to the handle and are spaced at a distance thereby defining a cavity which is open on at least three sides. The distance between the plates allows capillary action to draw...

20060203238 - Method and apparatus for compact spectrometer for detecting hazardous agents: The disclosure relates to a portable system for obtaining a spatially accurate wavelength-resolved image of a sample having a first and a second spatial dimension that can be used for the detection of hazardous agents by irradiating a sample with light, forming an image of all or part of the...

20060203239 - Method and device utilizing plasma source for real-time gas sampling: Aspects of the present invention provide novel methods and devices for sampling gas, exciting the sampled gas to emit radiation and detecting in real time from the emitted radiation a plurality of wave bands of an emission spectrum. Energy used to excite the sampled gas may be adjusted based on...

20060203240 - Spectrophotometer with light emitting diode illuminator: In one embodiment, the invention is spectrophotometer with a light emitting diode illuminator. In one embodiment, a spectrophotometer for characterizing a reflectance spectrum of a specimen includes an optical assembly for illuminating the specimen, where the optical assembly includes at least one light emitting diode. A measurement head is coupled...

20060203241 - Device for the spectral selection and detection of the spectral regions of a light beam: An apparatus for the spectral selection and detection of spectral regions of a light beam includes a selection unit and a detection unit. The selection unit includes a spectral splitting device and a light blocking and reflecting device. The spectral splitting device is for spectrally splitting the light beam. The...

20060203242 - Method of evaluating optical information medium: A method for transferring an artificial fingerprint liquid to a surface of an optical information medium includes preparing a pseudo-fingerprint transferring stamp which is a plug made of silicone rubber, applying an artificial fingerprint liquid containing a fine-particle-form substance and a dispersion medium capable of dispersing the fine-particle-form substance onto...

20060203244 - Dual illumination system for an imaging apparatus and method: A dual illumination system is disclosed for use with an imaging apparatus. The imaging apparatus defines a light-tight imaging compartment with an interior wall having a view port extending into the imaging compartment. This view port enables data acquisition of a biological specimen contained in the imaging compartment. The dual...

20060203243 - Illumination system for an imaging apparatus with low profile output device: A fluorescence illumination system is provided for use with an imaging apparatus that defines a light-tight imaging compartment. The fluorescence illumination system includes a trans-illumination component configured to direct excitation light into a first surface of the specimen wherein diffused light emanates from a second surface thereof for receipt through...

20060203245 - Color card, color book comprising the same, and color card with picture sample: A color card showing at least three color samples is provided. Among the color samples, a light color sample expressing a light color tone occupies a larger space than samples expressing the other color tones. A deep color sample expressing a deep color tone in the color card is arranged...

20060203246 - Apparatus and method for inspecting film defect: There is disclosed a defect inspection apparatus, wherein a light source projects a linear light onto a transparent film to inspect, so that a light receiver receives light beams transmitted through the film. The light receiver is placed to look down the film, with its optical axis inclined by a...

20060203247 - Apparatus and method for evaluating the interior quality of fruits and vegetables: One form of evaluation apparatus comprising a plurality of light sources vertically arranged by one side of a carrier line in width direction Y perpendicular to carrying direction X of the carrier line; and a light-receiving section arranged by an opposite side of the carrier line in the width direction...

20060203248 - Natural gas leak mapper: A system is described that is suitable for use in determining the location of leaks of gases having a background concentration. The system is a point-wise backscatter absorption gas measurement system that measures absorption and distance to each point of an image. The absorption measurement provides an indication of the...

20060203249 - Probe assembly with a light hood and a detecting instrument equipped with the same: A probe assembly used in testing instrument for determining optical signal within a test cell, comprising a top plate (5;205) with a through-hole (52;250) therein; a cylindrical light hood (2;202) having a central channel (21;221); the lower end of the optical pickup (1) is inserted into said channel (21;221) and...

20060203250 - Medical examination or treatment apparatus: Medical examination or treatment apparatus, in particular X-ray or CT apparatus, comprising a controlling system controlling the operation of one or more apparatus elements, and at least one mobile operating element which is assigned to the control-ling system and which communicates wirelessly with the control-ling system for operating the examination...

20060203251 - Simultaneous phase-shifting fizeau interferometer: The tilted relationship between the reference and test mirrors (24,26) of a Fizeau interferometer is used to spatially separate the reflections (R,T) from the two surfaces. The separate beams (R,T) are filtered through a spatial polarization element (32) that provides different states of polarization to the beams. The beams (R,T)...

20060203252 - Grating interference type optical encoder: A grating interference type optical encoder has a scale board, a diffraction grating located on the scale board, a light receiving element, an illumination optical system for emitting a coherent light fluxes to the diffraction grating on the scale board that relatively moves, to produce two diffraction light fluxes having...

20060203253 - Method and apparatus for analyzing interference fringe: Disclosed is a method of analyzing an interference fringe, with which method the optical characteristics of an optical system to be examined can be analyzed very precisely. In one preferred form of the invention, the analyzing method includes a step of detecting information related to a first interference fringe produced...

20060203254 - Measurements of an axisymmetric part including helical coil springs: A computerized method for performing a measurement of an axisymmetric part such as a helical coil spring with an axis of cylindrical symmetry. Digital image data of the axisymmetric part is captured at a number of angles about the axis. For each angle, edges of the part are imaged in...

20060197937 - Methods and system to quantify depth data accuracy in three-dimensional sensors using single frame capture: A method and system dynamically calculates confidence levels associated with accuracy of Z depth information obtained by a phase-shift time-of-flight (TOF) system that acquires consecutive images during an image frame. Knowledge of photodetector response to maximum and minimum detectable signals in active brightness and total brightness conditions is known a...

20060197936 - Single detector receiver for multi-beam ladar systems: A LADAR apparatus and a method for use in receiving a LADAR signal are disclosed. The apparatus includes an optical pickup capable of picking up a plurality of optical signals; a timing synchronization reference; a time domain multiplexer capable of multiplexing the optical signals into a multiplexed optical signal relative...

20060197938 - High-speed readout circuit and system incorporating same: A readout system for receiving return signals originating from one or more energy pulses fired toward a scene. The system includes a first mechanism for detecting energy received from the scene and providing a first signal in response thereto. A second mechanism times a rising edge and a falling edge...

20060197939 - Identification system and method of determining motion information: An identification system which may be employed in a transport or monitoring system has at least one stationary and at least one mobile transmission unit which are each provided with an antenna, which antennas in turn are coupled inductively or capacitively to each other during the transmission of data. At...

20060197943 - Transmissive optical detector: In this invention, a transmissive optical detector for low loss monitoring of transmitted optical power is described. The optical detector consists of a partially absorbing coating whose electrical characteristics change under illumination while letting most of the optical power pass through unperturbed. The coating is, for example, a transparent conductor...

20060197944 - Survey system: [Solution Means] In a survey system made up of a target (60) and a surveying instrument (50) that automatically tracks or collimates the target, the target is provided with a direction angle sensor (86) that measures a surveying-instrument direction angle (θta, θtb) obtained when the target is directed toward the...

20060197945 - System and method for inspecting a workpiece surface using surface structure spatial frequencies: A method for inspecting a surface of a workpiece comprises scanning an incident beam on the surface of the workpiece to impinge thereon to create reflected light and scattered light comprising light that is scattered from the surface upon impingement thereon by the incident beam; and determining an extent of...

20060197946 - Enhanced simultaneous multi-spot inspection and imaging: A system and method for inspection is disclosed. The design includes focusing illumination beams of radiation at an optical axis to an array of illuminated elongated spots on the surface at oblique angle(s) of incidence to the surface, performing a linear scan along a linear axis, wherein the linear axis...

20060197947 - Method and system removing fluorescence and other slowly varying baseline in raman spectra: A data set processing method for Raman spectroscopy systems using tunable lasers and multielement spectrometers compiles the spectral data set into an array and then estimates the background component, which is usually dominated by sample and optical train fluorescence, detector array dark current signal, fixed-pattern signal, and stray-light signals either...

20060197948 - Small-spot spectrometry instrument with reduced polarization and multiple-element depolarizer therefor: A small-spot imaging, spectrometry instrument for measuring properties of a sample has a polarization-scrambling element, such as a birefringent plate depolarizer, incorporated between the polarization-introducing components of the system, such as the beamsplitter, and the microscope objective of the system. The plate depolarizer varies polarization with wavelength, and may be...

20060197949 - On-chip spectral filtering using ccd array for imaging and spectroscopy: A spectral filtering apparatus and method is presented, which enables the functions of hyperspectral imaging to be performed with increased speed, simplicity, and performance that are required for commercial products. The apparatus includes a photosensitive array having a plurality of photosensitive elements such that different subsections of photosensitive elements of...

20060197951 - Diffraction order controlled overlay metrology: In one embodiment, a system for imaging an acquisition target or an overlay or alignment semiconductor target is disclosed. The system includes a beam generator for directing at least one incident beam having a wavelength λ towards a periodic target having structures with a specific pitch p. A plurality of...

20060197950 - Methods and systems for determining overlay error based on target image symmetry: In systems and methods measure overlay error in semiconductor device manufacturing based on target image asymmetry. As a result, the advantages of using very small in-chip targets can be achieved, while their disadvantages are reduced or eliminated. Methods for determining overlay error based on measured asymmetry can be used with...

20060197954 - Sensor unit and assay method of assay in utilizing attenuated total reflection: A sensor unit of a surface plasmon resonance (SPR) assay system includes a transparent dielectric medium. A thin film has a first surface and a sensing surface. The first surface is connected with the dielectric medium to constitute an interface. The sensing surface is back to the first surface, for...

20060197952 - Surface plasmon resonance sensor with high sensitivity: A high-sensitivity SPR (surface plasmon resonance) sensor includes at least a prism having a first surface on which a metallic layer and a metallic nanoparticle layer are sequentially formed. A light source projects an incident light into the prism through a second surface of the prism. The light is reflected...

20060197953 - Thermoplastic film having metallic nanoparticle coating: The present invention is directed to a metallic nanoparticle coated thermoplastic film and the process for preparing the same....

20060197955 - Device for measuring immunochromatography test piece: A measuring device 1 for immunochromatographic test strip 5a is configured to irradiate measurement light onto the immunochromatographic test strip 5a and to measure light from the immunochromatographic test strip 5a, and is provided with a photodiode 3a for receiving the light from the immunochromatographic test strip 5a, and a...

20060197958 - Mems fabry perot filter for integrated spectroscopy system: Integrated spectroscopy systems are disclosed. In some examples, integrated tunable detectors, using one or multiple Fabry-Perot tunable filters, are provided. Other examples use integrated tunable sources. The tunable source combines one or multiple diodes, such as superluminescent light emitting diodes (SLED), and a Fabry Perot tunable filter or etalon. The...

20060197956 - Method to reduce background noise in a spectrum: An embodiment includes a method to reduce background noise in a spectrum. A further embodiment includes a method to reduce, by at least about two orders of magnitude, background noise in an experimental absorbance spectrum. Further, an embodiment includes a machine-readable medium that provides instructions, which when executed by a...

20060197957 - Method to reduce background noise in a spectrum: An embodiment includes a method to reduce background noise in a spectrum. A further embodiment includes a method to reduce, by at least about two orders of magnitude, background noise in an experimental absorbance spectrum. Further, an embodiment includes a machine-readable medium that provides instructions, which when executed by a...

20060197959 - Precise and permanent modification of the resonant frequency of a dielectric microcavity and correction of frequency shifts in dielectric coupled-resonator filters: A coupled resonator includes a plurality of resonators such that at least one of the resonators is modified so as to adjust the resonant frequency associated with the coupled resonator....

20060197960 - Optoelectronic biochip: The present invention provides a biochip for testing biological substances comprising a plurality of binding sites, optical means for determining a specific binding event at each binding site, wherein the plurality of binding sites and the means for determining a specific binding event at each binding site are monolithically integrated...

20060197937 - Methods and system to quantify depth data accuracy in three-dimensional sensors using single frame capture: A method and system dynamically calculates confidence levels associated with accuracy of Z depth information obtained by a phase-shift time-of-flight (TOF) system that acquires consecutive images during an image frame. Knowledge of photodetector response to maximum and minimum detectable signals in active brightness and total brightness conditions is known a...

20060197936 - Single detector receiver for multi-beam ladar systems: A LADAR apparatus and a method for use in receiving a LADAR signal are disclosed. The apparatus includes an optical pickup capable of picking up a plurality of optical signals; a timing synchronization reference; a time domain multiplexer capable of multiplexing the optical signals into a multiplexed optical signal relative...

20060197938 - High-speed readout circuit and system incorporating same: A readout system for receiving return signals originating from one or more energy pulses fired toward a scene. The system includes a first mechanism for detecting energy received from the scene and providing a first signal in response thereto. A second mechanism times a rising edge and a falling edge...

20060197939 - Identification system and method of determining motion information: An identification system which may be employed in a transport or monitoring system has at least one stationary and at least one mobile transmission unit which are each provided with an antenna, which antennas in turn are coupled inductively or capacitively to each other during the transmission of data. At...

20060197943 - Transmissive optical detector: In this invention, a transmissive optical detector for low loss monitoring of transmitted optical power is described. The optical detector consists of a partially absorbing coating whose electrical characteristics change under illumination while letting most of the optical power pass through unperturbed. The coating is, for example, a transparent conductor...

20060197944 - Survey system: [Solution Means] In a survey system made up of a target (60) and a surveying instrument (50) that automatically tracks or collimates the target, the target is provided with a direction angle sensor (86) that measures a surveying-instrument direction angle (θta, θtb) obtained when the target is directed toward the...

20060197945 - System and method for inspecting a workpiece surface using surface structure spatial frequencies: A method for inspecting a surface of a workpiece comprises scanning an incident beam on the surface of the workpiece to impinge thereon to create reflected light and scattered light comprising light that is scattered from the surface upon impingement thereon by the incident beam; and determining an extent of...

20060197946 - Enhanced simultaneous multi-spot inspection and imaging: A system and method for inspection is disclosed. The design includes focusing illumination beams of radiation at an optical axis to an array of illuminated elongated spots on the surface at oblique angle(s) of incidence to the surface, performing a linear scan along a linear axis, wherein the linear axis...

20060197947 - Method and system removing fluorescence and other slowly varying baseline in raman spectra: A data set processing method for Raman spectroscopy systems using tunable lasers and multielement spectrometers compiles the spectral data set into an array and then estimates the background component, which is usually dominated by sample and optical train fluorescence, detector array dark current signal, fixed-pattern signal, and stray-light signals either...

20060197948 - Small-spot spectrometry instrument with reduced polarization and multiple-element depolarizer therefor: A small-spot imaging, spectrometry instrument for measuring properties of a sample has a polarization-scrambling element, such as a birefringent plate depolarizer, incorporated between the polarization-introducing components of the system, such as the beamsplitter, and the microscope objective of the system. The plate depolarizer varies polarization with wavelength, and may be...

20060197949 - On-chip spectral filtering using ccd array for imaging and spectroscopy: A spectral filtering apparatus and method is presented, which enables the functions of hyperspectral imaging to be performed with increased speed, simplicity, and performance that are required for commercial products. The apparatus includes a photosensitive array having a plurality of photosensitive elements such that different subsections of photosensitive elements of...

20060197951 - Diffraction order controlled overlay metrology: In one embodiment, a system for imaging an acquisition target or an overlay or alignment semiconductor target is disclosed. The system includes a beam generator for directing at least one incident beam having a wavelength λ towards a periodic target having structures with a specific pitch p. A plurality of...

20060197950 - Methods and systems for determining overlay error based on target image symmetry: In systems and methods measure overlay error in semiconductor device manufacturing based on target image asymmetry. As a result, the advantages of using very small in-chip targets can be achieved, while their disadvantages are reduced or eliminated. Methods for determining overlay error based on measured asymmetry can be used with...

20060197954 - Sensor unit and assay method of assay in utilizing attenuated total reflection: A sensor unit of a surface plasmon resonance (SPR) assay system includes a transparent dielectric medium. A thin film has a first surface and a sensing surface. The first surface is connected with the dielectric medium to constitute an interface. The sensing surface is back to the first surface, for...

20060197952 - Surface plasmon resonance sensor with high sensitivity: A high-sensitivity SPR (surface plasmon resonance) sensor includes at least a prism having a first surface on which a metallic layer and a metallic nanoparticle layer are sequentially formed. A light source projects an incident light into the prism through a second surface of the prism. The light is reflected...

20060197953 - Thermoplastic film having metallic nanoparticle coating: The present invention is directed to a metallic nanoparticle coated thermoplastic film and the process for preparing the same....

20060197955 - Device for measuring immunochromatography test piece: A measuring device 1 for immunochromatographic test strip 5a is configured to irradiate measurement light onto the immunochromatographic test strip 5a and to measure light from the immunochromatographic test strip 5a, and is provided with a photodiode 3a for receiving the light from the immunochromatographic test strip 5a, and a...

20060197958 - Mems fabry perot filter for integrated spectroscopy system: Integrated spectroscopy systems are disclosed. In some examples, integrated tunable detectors, using one or multiple Fabry-Perot tunable filters, are provided. Other examples use integrated tunable sources. The tunable source combines one or multiple diodes, such as superluminescent light emitting diodes (SLED), and a Fabry Perot tunable filter or etalon. The...

20060197956 - Method to reduce background noise in a spectrum: An embodiment includes a method to reduce background noise in a spectrum. A further embodiment includes a method to reduce, by at least about two orders of magnitude, background noise in an experimental absorbance spectrum. Further, an embodiment includes a machine-readable medium that provides instructions, which when executed by a...

20060197957 - Method to reduce background noise in a spectrum: An embodiment includes a method to reduce background noise in a spectrum. A further embodiment includes a method to reduce, by at least about two orders of magnitude, background noise in an experimental absorbance spectrum. Further, an embodiment includes a machine-readable medium that provides instructions, which when executed by a...

20060197959 - Precise and permanent modification of the resonant frequency of a dielectric microcavity and correction of frequency shifts in dielectric coupled-resonator filters: A coupled resonator includes a plurality of resonators such that at least one of the resonators is modified so as to adjust the resonant frequency associated with the coupled resonator....

20060197960 - Optoelectronic biochip: The present invention provides a biochip for testing biological substances comprising a plurality of binding sites, optical means for determining a specific binding event at each binding site, wherein the plurality of binding sites and the means for determining a specific binding event at each binding site are monolithically integrated...