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Optical or pre-photocell system

Subclass of:

250 - Radiant energy

250200000 - PHOTOCELLS; CIRCUITS AND APPARATUS

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
250227110 Light conductor 175
250229000 Light valve (e.g., iris diaphragm) 174
250221000 Controlled by article, person, or animal 82
250226000 Color (e.g., filter or spectroscope) 70
250573000 Fluent material in optical path 43
250234000 Means for moving optical system 36
250578100 Plural light sources or optical paths 24
250237000 Hoods, grating, baffles, diaphragms, masks 23
250225000 Polarizing 18
250566000 Including coded record 10
250228000 Integrating sphere 2
20100108869PHOTODETECTOR AND JIG FOR SAMPLE HOLDER - A photodetecting device 05-06-2010
20090236506LIGHT-EMITTING DEVICE ON-WAFER TEST SYSTEMS AND METHODS - On-wafer test systems and methods for light-emitting devices, such as light-emitting diodes (LEDs), are provided. The test system may be designed, for example, to characterize the light output from the LED die (e.g., power in Lumens).09-24-2009
Entries
DocumentTitleDate
20130037701STANDBY CIRCUIT - The present invention discloses a standby circuit. The standby circuit is coupled to an electric device for providing a standby voltage to the electric device when the electric device is not turned on. The standby circuit includes a light emitting module and an energy converter. The light emitting module receives an AC current and is driven by the AC current to generate light. The energy converter receives the light generated by the light emitting module and converts the light into the standby voltage. Therefore, the present invention can simplify the design of traditional standby circuit in a television.02-14-2013
20100072352ELECTRO-OPTICAL RADIATION COLLECTOR FOR ARC FLASH DETECTION - An electro-optical (EO) radiation collector for collecting and/or transmitting EO radiation (which may include EO radiation in the visible wavelengths) for transmission to an EO sensor. The EO radiation collector may be used with an arc flash detection device or other protective system, such as an intelligent electronic device (IED). The arc flash detection device may detect an arc flash event based upon EO radiation collected by and/or transmitted from the EO radiation collector. The EO radiation collector may receive an EO conductor cable, an end of which may be configured to receive EO radiation. A portion of the EO radiation received by the EO radiation collector may be transmitted into the EO conductor cable and transmitted to the arc flash detection device. The EO radiation collector may be adapted to receive a second EO conductor cable, which may be used to provide redundant EO transmission and/or self-test capabilities.03-25-2010
20130032700LASER DRAWN ELECTRONICS - Various aspects of the subject technology provide systems and methods for transmitting a radio frequency (RF) signal from a desired location on the surface of a photoconversion material by simply directing a laser beam or other energy beam to the desired location on the photoconversion material. In one aspect, the laser beam causes electrons in the photoconversion material to accelerate and emit the RF signal by forming a dead region on the photoconversion material that the electrons must flow around. In one aspect, the dead region has an asymmetrical shape to prevent a cancellation effect and produce a net positive RF signal. Various aspects of the subject technology also provide systems and methods for drawing a circuit element on the photoconversion material by tracing one or more dead regions on the photoconversion material with a laser beam or other energy beam to construct the circuit element.02-07-2013
20130032701INPUTTING MODULE AND SUBMOUNT THEREOF AND MANUFACTURING METHOD OF THE SUBMOUNT - A submount is used for disposing an illuminant element or a light-receiving element having an optical axis. The submount is disposed at a plane and has a main body. The main body includes a first surface and a second surface. The first surface is approximately parallel to the plane and far away from the plane. The second surface is approximately parallel to the plane and adjacent to the plane. A disposing part of the first surface is tilted with respect to the second surface at a predetermined angle. The illuminant element or the light-receiving element is disposed on the disposing part. The optical axis of the illuminant element or the light-receiving element is tiled with respect to a normal of the second surface at the predetermined angle.02-07-2013
20100044555Image Pickup Apparatus and Method for Manufacturing the Same - An image pickup apparatus and manufacturing method is disclosed. The image pickup apparatus comprises an optical system, an optical wavefront modulator that modulates an optical transfer function, an aperture adjacent to the optical wavefront modulator, and an image pickup device for detecting an object image passing through the optical system and the optical wavefront modulator. A product of a diameter of the aperture at a stop position multiplied by a distance between the aperture and the optical wavefront modulator is less than 2.02-25-2010
20100108865SUBSTRATE FOR DETECTING SAMPLES, BIO-CHIP EMPLOYING THE SUBSTRATE, METHOD OF FABRICATING THE SUBSTRATE FOR DETECTING SAMPLES, AND APPARATUS FOR DETECTING BIO-MATERIAL - A substrate for detecting samples includes; a body, and a plurality of micro lenses arranged on the body and configured for attachment to at least one sample, wherein the at least one sample emits fluorescent light, and wherein the plurality of micro lenses condense the fluorescent light emitted from the at least one sample via refraction.05-06-2010
20130082168Optical Sensor - The invention is an optical sensor for detecting a signal emitted by a light source, for use in a placement detection system, the optical sensor comprising 04-04-2013
20100038523IMAGE SENSOR WITH BURIED SELF ALIGNED FOCUSING ELEMENT - An image sensor includes an optical sensor region, a stack of dielectric and metal layers, and an embedded layer. The optical sensor is disposed within a semiconductor substrate. The stack of dielectric and metal layers are disposed on the front side of the semiconductor substrate above the optical sensor region. The embedded focusing layer is disposed on the backside of the semiconductor substrate in a Backside Illuminated (BSI) image sensor, supported by a support grid, or a support grid composed of the semiconductor substrate.02-18-2010
20110309241INTERVENTIONAL INSTRUMENT WITH ILLUMINATION MEANS - The invention relates to an instrument (12-22-2011
20100065724METHOD OF ASSEMBLING A LIGHT ELEMENT MODULE AND LIGHT ELEMENT MODULE ASSEMBLY - A method is provided of at least partly assembling a light sensor module having at least one light sensing element optically coupled to a further optical element, for receiving light therefrom. The method comprises coupling the at least one light sensing element to an intermediate layer, wherein the intermediate layer is adapted to provide at least a predetermined level of optical coupling between the optical element and the at least one light sensing element when assembled by subsequently coupling, for example as part of a separate method, the intermediate layer to the optical element, with the intermediate layer being arranged between the optical element and the at least one light sensing element. An optical element other than a light sensing element, for example a light source element, can be used in place of the or each light sensing element, with in that case the or each optical element providing light to the further optical element rather than receiving light therefrom. Thus, the method can relate to an optical assembly in general rather than to a light sensor module assembly in particular.03-18-2010
20130087690OPTICAL CONNECTION OF DEVICES - Optical connectors, adapters, and devices with such are provided. Optical connectors can have a relatively large diameter for the optical interface. For example, optical connectors can include a collector for receiving optical signals at a large opening and providing signals to a photodiode at a small opening of the collector. Such optical connectors with a large diameter for an optical interface can advantageously provide reduced alignment tolerances and/or provide high data rates. Adapters can use a collector to convert optical data signals from a large width fiber to a smaller width fiber. An optical connector can be in a docking station, and lie underneath a bottom surface of a recess in the docking station.04-11-2013
20130087689System and Method for Nonlinear Optical Devices - Systems for enhancing the sensitivity of detecting an optical signal using nonlinear optics and method of performing the same. In one embodiment, a single-photon detection system includes an optical amplifier realized in a waveguide, and a photodetector coupled to an output of the optical amplifier. A light detection and ranging system includes the optical amplifier coupled to an optical source and one photodetector. In another embodiment, a photodetection system includes a plurality of optical frequency converters, coupled to an optical source, that sequentially convert a wavelength of photons of the optical source to a final wavelength, and a single-photon photodetector coupled to the optical frequency converters to detect single photons produced by the optical source. In another embodiment, an optical sensor includes an optical pump, and a transducer including an optical ring cavity coupled to the optical pump and configured to utilize optical four-wave mixing to detect an external stimulus.04-11-2013
200900453263D measurement sensor - In a matrix of light detectors forming a part of a three-dimensional measurement sensor, outputs of light detectors belonging to a same row are connected to a common signal line. An output of each light detector is read, through scanning by the horizontal scan circuit, to the signal line from left to right in order, during a horizontal scan period which is sufficiently short such that slit light of a light-sectioning method can be assumed to be substantially stationary. A position detector determines a time from start of the horizontal scan period until detection of a maximum peak of a signal in the signal line. The time indicates a distance from an end of the row from which scanning is started to the light detector detecting the peak of the slit light. A recording processor records a value of a distance determined by the position detector in correspondence to a value of a counter indicating a projection angle of the slit angle.02-19-2009
20130048839REFLECTIVE MIRROR AND OPTICAL TOUCH DEVICE USING THE SAME - A reflective minor includes a reflective film, a light-transmitting base and a light-transmitting adhesive layer. The reflective film includes a first connection surface and a plurality of reflection structures opposite to the first connection surface. Each reflection structure protrudes away from the first connection surface. The light-transmitting base includes a light penetration surface and a second connection surface opposite to the light penetration surface. The light-transmitting adhesive layer is disposed between the reflective film and the light-transmitting base and connected to the first connection surface and the second connection surface. An optical touch device is also provided in the present invention. Thus, the reflective minor as well as the optical touch device are easy to be manufactured and accordingly have a lower production cost.02-28-2013
20090108183Device having an anti-reflection surface - Described is a device having an anti-reflection surface. The device comprises a silicon substrate with a plurality of silicon spikes formed on the substrate. A first metallic layer is formed on the silicon spikes to form the anti-reflection surface. The device further includes an aperture that extends through the substrate. A second metallic layer is formed on the substrate. The second metallic layer includes a hole that is aligned with the aperture. A spacer is attached with the silicon substrate to provide a gap between an attached sensor apparatus. Therefore, operating as a Micro-sun sensor, light entering the hole passes through the aperture to be sensed by the sensor apparatus. Additionally, light reflected by the sensor apparatus toward the first side of the silicon substrate is absorbed by the first metallic layer and silicon spikes and is thereby prevented from being reflected back toward the sensor apparatus.04-30-2009
20090302204LIGHT IRRADIATION APPARATUS AND OPTICAL MEMBER - The light irradiation device is provided that can reduce moire interference with a simple and low-cost arrangement without sacrificing a compact design by comprising a transparent plate 12-10-2009
20120112048COMPOSITE OPTICAL ELEMENT AND OPTICAL HEAD DEVICE - A composite optical element includes: a single lens; a first resin layer formed on a surface of the single lens; a second resin layer formed on the first resin layer, wherein: the first resin layer has a diffraction grating of a Fresnel lens configuration; and a refractive index of the first resin layer and that of the second layer are substantially the same value for at least a light beam of one of a light beam of a wavelength λ05-10-2012
20130062510PACKAGE MEMBER AND OPTICAL DEVICE - A ceramic package includes a chip mounting portion, a photodiode (PD) mounting portion, a plurality of connecting terminals, and a gold-plated portion. The chip mounting portion is a portion on which a surface-emitting laser array chip is mounted on a first ceramic layer. The PD mounting portion is provided to a second ceramic layer stacked on the positive side in a c-axis direction of the first, ceramic layer. Openings are formed at four corners of the PD mounting portion. A scale is formed on a portion that can be observed through the opening of the second ceramic layer on the surface of the positive side in the c-axis direction of the first ceramic layer.03-14-2013
20130068936SUB-MOUNT AND LIGHT-EMITTING ELEMENT MODULE - A sub-mount having a photodiode region, includes a photodiode which has a first conductivity-type layer arranged in a surface portion of the sub-mount of the photodiode region to form a light-receiving surface and a second conductivity-type region arranged below the first conductivity-type layer and is configured to receive at the light-receiving surface a light emitted from a light-emitting element and convert the light into a photocurrent. A peak light-receiving wavelength at which the photocurrent of the photodiode becomes its maximum value is more than or equal to a minimum emission wavelength of the light-emitting element and less than or equal to a maximum emission wavelength of the light-emitting element.03-21-2013
20120235028PHOTODETECTOR CAPABLE OF DETECTING THE VISIBLE LIGHT SPECTRUM - Apparatuses capable of and techniques for detecting the visible light spectrum are provided.09-20-2012
20110284728IMAGING SYSTEMS INCLUDING LOW PHOTON COUNT OPTICAL RECEIVER - An imaging system (11-24-2011
20080296478METHODS FOR REDUCING CROSS TALK IN OPTICAL SENSORS - Optical sensors containing reduced amounts of cross talk, as well as methods for making and using such sensors are described. The sensors contain a light absorption coating that is placed on a portion of the external surface of the optical sensor near the detector. This absorption coating reduces the amount of cross talk by reducing the amount of light reflected inside a transparent package of the sensor. As well, the coating can also reduce the amount of ambient and/or stray light that enters the sensor. The coating adds little cost or complexity to the manufacturing process for the sensors, yet reduces the cross talk without substantially increasing the size of the sensor or without increasing any reliability risks. Other embodiments are also described.12-04-2008
20080217522ILLUMINANCE DETECTING COMPONENT AND ILLUMINANCE DETECTING APPARATUS - An illuminance detecting component includes: a supporting substrate including a substrate body made of silicon, and pads provided on an upper surface of the substrate body; a plurality of light receiving elements connected electrically to the pads and receiving light irradiated from an outside, the plurality of light receiving elements being arranged in array fashion on the upper surface side; external connection terminals connected electrically to the light receiving elements; and a translucent member provided on the substrate body. In the illuminance detecting component, an airtight space in which the plurality of light receiving elements are accommodated is formed between the translucent member and the substrate body.09-11-2008
20120025065ELECTRONIC DEVICE HAVING SOLAR ENERGY COLLECTING MODULE - A electronic device includes a display and a housing to house the display. A solar energy collector is arranged on a internal sidewall of the housing, and converts solar energy into electricity. A beam splitter is arranged on and covers the display, and reflecting incident light to the solar energy collector.02-02-2012
20100116973OPTICAL ELEMENT AND OPTICAL SYSTEM INCLUDING THE OPTICAL ELEMENT - An optical element is provided, which is small in distortion when at least three optical members including a resin layer sandwiched by the optical members are cemented together, has a high environmental resistance and optical performance, and has an excellent chromatic aberration correction effect. In the optical element, the resin layer is formed on one of light incident/exit surfaces of a first optical member, and a second optical member is cemented to the resin layer by a bonding material. A condition of φg<φr is satisfied where φr indicates an outer diameter of the resin layer and φg indicates an effective region diameter of a surface of the second optical member which is cemented to the resin layer.05-13-2010
20090309010IMAGE SENSOR WITH DECREASED OPTICAL INTERFERENCE BETWEEN ADJACENT PIXELS - An image sensor with decreased optical interference between adjacent pixels is provided. An image sensor, which is divided into a pixel region and a peripheral region, the image sensor including a photodiode formed in a substrate in the pixel region, first to Mth metal lines formed over the substrate in the pixel region, where M is a natural number greater than approximately 1, first to Nth metal lines formed over a substrate in the peripheral region, where N is a natural number greater than M, at least one layer of dummy metal lines formed over the Mth metal lines but formed not to overlap with the photodiode, and a microlens formed over the one layer of the dummy metal lines to overlap with the photodiode.12-17-2009
20100006747OPTICAL HEAD THAT CAN BE EASILY ASSEMBLED - An optical head that can be easily assembled is for reading an image of an object and includes a housing, a diffuser, a light source module and a light sensing module. The diffuser is connected to the housing. The light source module has a substrate and a first light source mounted on a front side of the substrate. The front side of the substrate is fixed to an external surface of the diffuser. The first light source provides an initial light ray incident to the diffuser. The diffuser processes the initial light ray into uniform light for output. The light sensing module fixed in the housing senses reflected light, which is generated from the uniform light reflected by the object.01-14-2010
20080210850Light receiving module - A light receiving module includes a substrate, a light receiving element mounted on the substrate, and a resin package for covering the light receiving element. The top portion of the resin package is formed with a lens for collecting external light to the light receiving element. The lens includes a light incident surface formed with irregularities for light dispersion. The light receiving module further includes a tubular body accommodated in the resin package. The tubular body is tapered as proceeding toward the light receiving element, and has an inner surface for light reflection. Light collected by the lens is reflected by the inner surface of the tubular body, to be detected by the light receiving element.09-04-2008
20090283665IMAGE SENSOR WITH AN ALIGNED OPTICAL ASSEMBLY - An image sensor includes a substrate; a photosensitive die having an array of photosensitive sites for receiving incident light; wherein the substrate extends beyond a boundary of the photosensitive layer for forming a mounting surface; a support, which includes a receiving portion, mounted to the substrate and surround at least a portion of the array of photosensitive sites; a transparent layer mounted in the receiving portion of the support; an optical assembly through which the incident light passes and includes at least three mounting structures which are mounted respectively to one mounting location on the support and two mounting locations on the mounting surface of the substrate for aligning the assembly to the array of photosensitive sites.11-19-2009
20090283666Light Scanning Photoelectric Switch - Provided is a light scanning photoelectric switch that can be attached to a cover correctly even by an inexperienced person. The light scanning photoelectric switch includes: a casing that contains a light scanning unit and a photoelectric transducer and has an opening substantially in U-shape in cross section perpendicular to an axis; a cover that is detachably provided for the casing and is for covering the opening of the casing; an elastically deformable sealing member provided between the casing and the cover; an engagement unit provided for the cover and the casing so that the cover engages with the casing in a state in which the sealing member is compressed in an attachment direction along which the cover is attached to the casing; and a fixation portion capable of receiving a fixing member that compresses the sealing member in a direction different from the attachment direction in a state in which the cover engages with the casing.11-19-2009
20090289176COPLANAR CAMERA SCANNING SYSTEM - A system for scanning objects having at least two linear array sensors, adapted to detect light input signals, is provided. A lens is optically connected to each of the linear array sensors, and are adapted to receive and transmit an optical image located in a respective lens field of view along a respective lens axis to the respective one of the at least two linear array sensor. A light source which generates an illumination stripe in general linear alignment with the lens axis across a depth of the field of view is provided. A cylindrical lens is positioned between the light source and an object to be scanned. The cylindrical lens adapted to collect, transmit and focus light from the light source to form the illumination stripe. This arrangement provides a wider system field of view with generally more uniform resolution.11-26-2009
20090289175DUAL PURPOSE AMBIENT LIGHT SENSOR - A dual purpose ambient light sensor. More particularly, an ambient light sensor may be provided on an electronic device to aid in controlling the brightness of the illuminators of the device. The ambient light sensor may be mounted in such a way as to detect ambient light when the electronic device is opened or closed so that the device may control the brightness of the illuminators of the device, whether the illuminators are mounted on the outer or inner shell of the device. Further, when the display is closed, the sensitivity of the ambient light sensor may be adjusted appropriately to account for the lesser amount of light that may reach the sensor. Finally, a spacer or light pipe may be provided to allow ambient light to reach the sensor to provide an accurate ambient light reading when the device is in the closed position.11-26-2009
20110266421IMAGE SENSOR HAVING METAL REFLECTORS WITH SCALED WIDTHS - An image sensor in accordance with embodiments disclosed herein includes an array of imaging pixels, an insulator layer, and a plurality of metal reflectors. The array of imaging pixels are disposed within a semiconductor layer, where each imaging pixel in the array of imaging pixels includes a photosensitive element configured to receive light from a backside of the image sensor. The insulator layer is disposed on a frontside of the semiconductor layer and the plurality of metal reflectors are disposed within the insulator layer to reflect the light to a respective photosensitive element. A width of each of the plurality of metal reflectors is equal to a width of a metal reflector at the center of the array multiplied by a scaling factor, where the scaling factor is dependent on a distance of the metal reflector from the center of the array.11-03-2011
20100102210METHOD AND DEVICE FOR MEASURING OPTICAL CHARACTERISTICS FO AN OBJECT - Method and device for measuring the multi-dimensional distribution of optical characteristics of an object, by carrying out the following operations: 04-29-2010
20080272281Detector and Optical System - Embodiments of the present invention relate to a detector comprising first and second lenses for use with respective first and second sensing means; each lens comprising a plurality of Fresnel facets having respective fields of view adapted such that the fields of view of the first lens are alternately arranged with the fields of view of the second lens such that the fields of view of the first lens are adjacent only to, but do not over-lap with, the fields of view of the second lens in a single direction.11-06-2008
20080265142DYNAMIC LASER POWER CONTROL FOR GAS SPECIES MONITORING - A gas species monitoring system includes a laser, a fiber amplifier configured to receive an input signal from the laser and generate an amplified signal, and a variable optical attenuation system configured to receive at least a portion of the amplified signal and generate an attenuated signal for delivery to a measurement point, where the measurement point includes a gaseous fluid. The system further includes a detector configured to receive and process a signal from the measurement point so as to obtain a measured signal that correlates with the presence of a gas species within the gaseous fluid at the measurement point, and a processor in communication with at least the variable optical attenuation system and the detector. The processor controls the variable optical attenuation system based upon the measured signal.10-30-2008
20100140459OPTICAL APPARATUS, IMAGING APPARATUS, AND MANUFACTURING METHOD FOR OPTICAL APPARATUS - An optical device includes a first optical component and a second optical component that are adjacent to each other in a direction of an optical axis. The optical device further includes a holding member that is formed with a resin material absorbing laser beams and that holds the first optical component via an elastic property of the resin material. The second optical component is formed with a resin material that allows the laser beams to pass and that is compatible with the resin material forming the holding member, and is fixed to the holding member by laser welding.06-10-2010
20090026354SEPARATE-TYPE DETECTOR - [Object] An object is to provide a separated sensor capable of synchronizing a light transmitting unit with a light receiving unit, without using a control line.01-29-2009
20090140129OBSERVATION APPARATUS - To prevent incidence of strong external light into a photodetector and an imaging device while a lid is opened, so as to thereby perform accurate photodetection and imaging operations without receiving the influence of external light. An observation apparatus comprising: a stage on which a sample serving as an observation target is placed; a detection unit which detects light from the sample; an imaging optical system which projects the light from the sample onto the detection unit; a light shielding member which covers the whole or a part thereof; an opening provided in the light shielding member; a lid which opens/closes the opening; an open/close detection unit which detects the open/close state of the lid; a dimmer which limits light incident into the detection unit; and a controller which operates the dimmer to reduce the amount of the light incident into the detection unit, when the open/close detection unit detects that the lid has been opened.06-04-2009
20090140128Methods, systems and apparatus for light concentrating mechanisms - An embodiment relates generally to resonant structure. The resonant structure includes a substrate and a nano-bowtie antenna deposited over the substrate. The resonant structure also includes an enclosure deposited over the substrate and surrounding the nano-bowtie antenna, where the enclosure is configured to raise an enhancement level in the nano-bowtie antenna.06-04-2009
20090206238OPTICAL SUBSTRATE FOR REDUCED BACKGROUND FLUORESCENCE - A new optical substrate design allows a target to be illuminated with minimal illumination of undesired surfaces within the image collection ray path. The non rectangular substrate provide different surfaces through which a target is illuminated and imaged and thereby prevents illumination rays from crossing the substrate surface through which the target is imaged08-20-2009
20090072127ADJUSTABLE SHROUD FOR ADJUSTING A DETECTION FIELD ASSOCIATED WITH A DETECTOR - An adjustable shroud for use with a detector having an aperture for detecting electromagnetic radiation. The adjustable shroud includes a base element, a cover element and a directional shroud. The cover element and the directional shroud may be adjusted over an aperture of a detector to increase and/or decrease a detection field associated with the detector. The user is easily able to configure the adjustable shroud to block a portion of a detection field associated with the detector to eliminate unwanted environment factors.03-19-2009
20110139968IMAGE SENSOR - The present invention provides an image sensor. The image sensor comprises a plurality of pixels. Each pixel comprises an optical element and at least a dummy metal segment disposed above the optical element, wherein the dummy metal segment is not directly above the optical element. The image sensor includes a dummy metal segment with a size different from a size of another dummy metal segment included in the image sensor.06-16-2011
20090101801OPTICAL SCANNER DEVICE - An optical scanner device, comprising a scanning unit, which casts irradiation light emitted from a light source in an arbitrary direction to scan an observation object, an objective lens system, which converges the irradiation light on the observation object, and a photo-detector unit, which is disposed on an optical axis of the objective lens system to have the irradiation light transmit therethrough, is provided. A position of the irradiation light converged on the observation object is detected based on a position of a light spot of the irradiation light transmitting through the photo-detector unit.04-23-2009
20090108184TARGET DETECTING DEVICE, TARGET DETECTING METHOD, AND TARGET DETECTING PROGRAM - In a target detecting technique using a laser sensor, misdetection can be reduced while maintaining a wide detecting range. A target detecting method for detecting a target by emitting a laser beam diagonally downward from an installing position of a laser emitting and receiving portion. The method includes the steps of: obtaining distance information from the laser emitting and receiving portion to an object to be detected; determining, when the object to be detected approaches the laser emitting and receiving portion, whether the tracking of the object to be detected is stopped or not; and determining, when the tracking of the object to be detected is stopped, whether the object to be detected is the target or a non-target based on distance information immediately before the tracking of the object to be detected is stopped.04-30-2009
20100155578LIGHT SOURCE INTEGRATED PHOTOELECTRIC CONVERSION APPARATUS - A light source integrated photoelectric conversion apparatus is provided, which includes: a light-emitting element that includes a light-emitting layer, and emits light in a predetermined emission direction through one surface of the light-emitting layer; and a plurality of photoelectric conversion elements that includes a photoelectric conversion layer formed on a region which is not overlapped with the light-emitting layer, and converts light having passed through one surface of the photoelectric conversion layer into an electrical signal. In the light source integrated photoelectric conversion apparatus, the light-emitting element is formed on the same substrate as that of the plurality of photoelectric conversion element, one surface of the photoelectric conversion layer is disposed on the side opposite to the emission direction further away from the other surface of the light-emitting layer, and one surface of the light-emitting layer and the substrate face each other.06-24-2010
20100176279METHODS AND MATERIALS FOR DETECTING LIGHT RELEASED FROM A LABELING MATERIAL - The present disclosure relates generally to methods and materials for detecting light absorbed or released from a labeling material. In particular, the present disclosure provides a detection architecture and devices employing the detection architecture for real-time subtraction of a background light from a light absorbed or released from a labeling material. Devices employing the detection architecture of the present disclosure may be used in methods for detecting a light absorbed or released from a labeling material by contacting a labeling material with a light source, wherein the fluorescent label absorbs or releases a first light; detecting the first light after the light source is enabled with a detector, wherein the detector produces a first signal from the first light; turning on a first switch at a first time for a fixed interval to receive the first signal from the first light; detecting a background noise with a detector after the light source is disabled, wherein the detector produces a second signal from the background noise; turning on a second switch at a second time for a fixed interval to receive the second signal from the second light; feeding the first signal and the second signal into a differential amplifier, wherein the differential amplifier subtracts the second signal from the first signal and produces an output signal; and measuring the output signal emitted from the differential amplifier.07-15-2010
20090078857Optical Pickup Device and Optical Disk Device - A laser emitting device (03-26-2009
20100224767PHOTODETECTOR, METHOD FOR MANUFACTURING THE SAME, AND PHOTODETECTION SYSTEM - A photodetector used in, for example, an optical pickup device includes: a photodetection unit including a plurality of photodetection elements and provided on a semiconductor chip; a light transmitting unit formed on the upper surface of the photodetection unit; and a light shielding layer having an optical aperture and disposed on the upper surface of the light transmitting unit, with these components being formed integrally. The light transmitting unit is configured such that the distance between the optical aperture and the photodetection unit is maintained constant, and the optical aperture is formed such that the inner portion of an incident light beam passes therethrough. The positioning of the photodetector and the positioning of the optical aperture such as a pinhole or a slit for adjusting the light beam entering the photodetection elements of the photodetector can be made at the same time.09-09-2010
20100213355Full-width Line Image-sensing Head - A full-width line image-sensing head (FLIH) is proposed for, expressed in X-Y-Z coordinates, converting a pixel line image (PLI) of length L08-26-2010
20100243868METHOD AND APPARATUS OF IMPROVING EFFICIENCY OF AN IMAGE SENSOR - Provided is an image sensor device. The image sensor device includes a device substrate having a front side and a back side. The device substrate has a radiation-sensing region that can sense radiation that has a corresponding wavelength. The image sensor also includes a first layer formed over the front side of the device substrate. The first layer has a first refractive index and a first thickness that is a function of the first refractive index. The image sensor also has a second layer formed over the first layer. The second layer is different from the first layer and has a second refractive index and a second thickness that is a function of the second refractive index.09-30-2010
20100001174SEMICONDUCTOR DEVICE, ITS MANUFACTURING METHOD AND OPTICAL PICKUP MODULE - In a semiconductor device, a semiconductor element is mounted on a substantially rectangular package. First ribs are respectively provided on a pair of opposite external edges of a mounting surface and project upward from the pair of opposite external edges. External edges of a lid are placed on the upper surfaces of the first ribs, and fixed thereto with an adhesive. Dams are provided on external edges of the first rib upper surfaces. The adhesive is continuously present from side surfaces of the lid to the dams.01-07-2010
20130126717PASSIVE MECHANICAL ATHERMALIZATION DEVICE, AND RELATED OPTICAL SYSTEM - The invention relates to a passive mechanical athermalization device, comprising: a barrel (05-23-2013
20100019134Solid-state image sensing device, method and apparatus for manufacturing same, and electronic device - A camera module (01-28-2010
20110108714SMALL TYPE PHOTO-INTERRUPTER AND FABRICATION METHOD THEREOF - A small type photo-interrupter and a fabrication method of small type photo-interrupter. The fabrication method of small type photo-interrupter includes removing a portion of the surface of the substrate between the light-emitter and the light-sensor and forming an opaque sealing member on the place where the portion of the substrate is removed.05-12-2011
20110108713OPTICAL NAVIGATION DEVICE WITH ILLUMINATION OPTICS HAVING AN IMAGE OUTSIDE A DETECTOR FIELD OF VIEW - An optical navigation device includes an image sensor, a light source, and illumination optics. The image sensor generates images of a tracking surface. The image sensor has a field of view via imaging optics interposed between the image sensor and the tracking surface. The light source generates light to illuminate a portion of the tracking surface. The illumination optics are interposed between the light source and the tracking surface to direct the light from the light source toward the tracking surface. The illumination optics include an output surface with a primary region illuminated above a threshold intensity. The illumination optics are located relative to the tracking surface so that an image of the output surface excludes the primary region from the field of view of the image sensor.05-12-2011
20110031379PHOTOELECTRIC CONVERSION MODULE - A photoelectric conversion module includes a transmission side photoelectric conversion part for converting an electrical signal into an optical signal, a transmission side circuit board on which the transmission side photoelectric conversion part is mounted off-center to one side of the transmission side circuit board at one end of the transmission side circuit board, a reception side photoelectric conversion part for converting an optical signal into an electrical signal, and a reception side circuit board on which the reception side photoelectric conversion part is mounted off-center to one side of the reception side circuit board at one end of the reception side circuit board. A surface of the transmission side circuit board on which the transmission side photoelectric conversion part is mounted is opposite to a surface of the reception side circuit board on which the reception side photoelectric conversion part is mounted.02-10-2011
20110042555DETECTOR ARRANGEMENT HAVING INCREASED SENSITIVITY - To increase the sensitivity of detector arrangements, it is known that light deflection elements in the form of a line arrays having spherical elements may be used to focus incident light onto light-sensitive regions of the detector. Manufacturing such line arrays is complex and cost intensive, especially in small lot numbers. The increased sensitivity of the detector array can be achieved easily and inexpensively by using a novel light deflection element. The detector arrangement therefore has a light deflection element having light entrance surfaces, deflecting incident light by refraction onto light-sensitive regions of the detector. Light entrance surfaces of the light deflection element are inclined with respect to one another and are designed as planar surfaces. The detector arrangement is suitable in particular for detection of light emanating from a specimen in a microscope, preferably in a laser-scanning microscope.02-24-2011
20110084199OPTICAL SENSOR USING NANO-SPACER AND DETECTION METHOD USING THE SAME - An optical sensor includes: a nano-spacer a length of which is reversibly varied depending on an external stimuli; a first material body coupled to one side of the nano-spacer; a second material body coupled to the other side of the nano-spacer; and a detection unit detecting light emitted by an interaction between the first material body and the second material body.04-14-2011
20100181466Optical Sensing Module and Optical Mouse with the same - In an optical mouse, an optical sensing module includes a printed circuit board and a packaging body. The printed circuit board has an upper surface and a lower surface on opposite sides. The packaging body including a compound, an optical sensing die and a lead frame is disposed on the lower surface. The compound has a transparent surface. The optical sensing die used for receiving light is located inner the compound and has an optical sensing surface facing the transparent surface of the compound. The lead frame with a shoulder portion is electrically connected to the optical sensing die. The shoulder portion extends out from the compound along a direction that is parallel to the optical sensing surface of the optical sensing die. The shoulder portion is fixed on the lower surface. The optical sensing module may be used in an optical mouse. In the above optical sensing module, since the packaging body is positioned on the lower surface of the printed circuit board and the shoulder portion is fixed thereon, a preciseness of assembling the above optical sensing module can be easily improved.07-22-2010
20120175506SHEET AND BLOCK FOR ENHANCING PROXIMITY SENSOR PERFORMANCE - An electronic device can include different components providing different functionality. Some electronic devices can include a proximity sensor for determining when a user's face is near the device. The sensor can include an emitter and a detector that are separated by a foam block to limit cross-talk between the emitter and detector. A sheet can be placed over the foam block to define openings for each of the emitter and detector. Some electronic devices can also include a camera. A glass cover secured to the device enclosure can protect the camera. To improve an adhesive bond between the glass cover and a metal enclosure, an ink layer can be placed between an adhesive and the glass. In addition, the camera or another component may need to be grounded to ensure proper operation. During assembly, however, the position of the camera can shift due to closing an enclosure. A grounding assembly that maintains contact with the camera in its initial and final positions can be provided.07-12-2012
20090146050EXTENDED OPTICAL TRAPS BY SHAPE-PHASE HOLOGRAPHY - A method and system for establishing extended optical traps for commercial use. The method and system employs a diffractive optical element (DOE) to process a light beam wherein the DOE includes phase information and amplitude information to create the extended optical trap. Such extended traps can be line traps and can be further expanded to two and three dimensional configurations.06-11-2009
20090146049OPTOELECTRONIC DEVICE ASSEMBLY - An embodiment of present invention discloses an optoelectronic device package including a first auxiliary energy receiver having a first energy inlet and a side wall for substantially directing energy far away from the first energy inlet; an optical element optically coupled to the first auxiliary energy receiver and having a recess facing the first energy inlet; and an optoelectronic device optically coupled to the optical element and receiving the energy from the first energy inlet.06-11-2009
20080203279Electro-optical device, semiconductor device, display device, and electronic apparatus having the display device - An electro-optical device includes a panel formed so that an electro-optical material is held between a first substrate and a second substrate, a lighting unit that irradiates light to a surface of the first substrate or the second substrate of the panel, a light detecting portion that detects an illuminance of ambient light, and a light control portion that controls the lighting unit on the basis of result detected by the light detecting portion. The light detecting portion is provided on the first substrate or on the second substrate and includes a first optical sensor, a second optical sensor, a first electrode, a second electrode, and an electric potential applying portion. The first optical sensor is irradiated with ambient light. The second optical sensor is shielded against irradiation of ambient light. The electrodes are configured to overlap the respective optical sensors through an insulating layer.08-28-2008
20100320366Beam power with beam redirection - A beam power source transmits a signal indicating power availability, receives a request for power in response, and beams power in response to the request.12-23-2010
20100320367METHOD FOR MAKING CAMERA MODULES AND CAMERA MODULE MADE THEREBY - A method for making camera modules includes the steps of: a) providing a wafer including an array of sensor chips; b) mounting a plurality of lens assemblies on the sensor chips, respectively, thereby defining a plurality of intersecting spacing grooves among the lens assemblies; c) forming a substrate layer by filling in the spacing grooves with a resin material; and d) cutting the wafer and the substrate layer along intersecting cutting lines each extending along one of the spacing grooves and each intervening the lens assemblies, the substrate layer being divided into a plurality of barrels respectively surrounding the lens assemblies. A camera module made by the method is also disclosed.12-23-2010
20110133062DEVICE AND METHOD FOR DETECTING BROKEN GLASS IN A CONVEYOR STERILIZATION TUNNEL - The invention relates to a device and a method for detecting broken glass in a continuous furnace provided for sterilizing or depyrogenating glass containers, comprising a transport device for the glass containers, wherein the detection device comprises at least one transmission and receiving unit. The receiving unit is designed to detect electromagnetic radiation that can be emitted by the transmission unit. The transport device and the transmission unit and receiving unit are positioned and aligned in relation to each other such that the glass particles or pieces of broken glass resulting from glass breakage cross the radiation path between transmission and receiving unit during or after leaving a substantially horizontal transport plane predetermined by the transport device.06-09-2011
20110253883LIGHT COLLECTOR - A light collector is capable of collecting a incident light, comprises a light condenser having an incident surface and an exit surface, a light reflecting unit having two end surfaces and a receiving unit, wherein the incident light enters through the incident surface of the light condenser and the light condenser alters an optical distance and an optical direction of the incident light so that the incident light is transmitted evenly to the exit surface of the light condenser. A reflecting layer is positioned inside the light reflecting unit, and the light condenser is positioned at one end surface of the light reflecting unit in order to receive the incident light from the exit surface. The receiving unit is used to receive the incident light exiting from the light reflecting unit so that a photoelectrical process is carried out and the incident light is converted into electrical energy.10-20-2011
20090206239INSPECTING METHOD FOR OBJECTIVE LENS DRIVING DEVICE AND INSPECTING APPARATUS FOR THE SAME - An inspecting method for an object lens driving device including a base, an objective lens, a holder for holding the objective lens on the base, and a drive mechanism for driving the holder so as to move the objective lens in the focus direction, the method comprising the steps of: emitting a laser beam through the objective lens; allowing the laser beam emitted through the objective lens to pass through an aperture having a predetermined diameter; applying to the drive mechanism a drive voltage for moving the holder between a first position closest to a surface of the base and a second position farther than the first position from the surface of the base; performing photoelectric conversion of the laser beam having passed through the aperture; and inspecting the objective lens driving device based on a signal obtained by the photoelectric conversion.08-20-2009
20110215229IDENTIFICATION DEVICE - An identification device 09-08-2011
20090173875IMAGE PICKUP UNIT AND ENDOSCOPE USING THE SAME - The image pickup unit is configured to include an objective lens unit composed of a plurality of optical members and a series-connecting portion which unitizes the plurality of optical members and a photoelectric conversion image pickup device and the series-connecting portion is configured to include a holding portion which holds one of the plurality of optical members, an extending portion which is provided to extend from one end of the holding portion in a direction parallel to the optical axis of the optical member held by the holding portion and is formed to be elastically deformable in a direction almost orthogonal to the optical axis, and an engaging portion which is provided at the extending portion and engages with, of the plurality of optical members, one different from the optical member held by the holding portion.07-09-2009
20110017904TRANSIMPEDANCE AMPLIFIER CIRCUIT FOR A PHOTODETECTOR - The invention relates to a transimpedance amplifier circuit for converting an input current into an output voltage U01-27-2011
20120037793LENS HAVING MULTIPLE CONIC SECTIONS FOR LEDS AND PROXIMITY SENSORS - A lens element comprising a base, a plurality of lens sections and a top lens section is disclosed. The plurality of lens sections are formed above a planar parallel to the base with each of the lens sections being positioned rotationally symmetric about an optical axis. The lens sections define a dome shape with every adjoining lens sections being conjugated with each other. A top lens section is formed at the center above the other lens sections and conjugated therewith. All of the lens sections are conjugated with each of its neighboring lens sections. Each of the lens sections has a optical property to direct light towards a target point. The target point may be positioned along the optical axis.02-16-2012
20120037794COMMUNICATION DEVICE SENSOR ASSEMBLY - A proximity sensor assembly including a light source, a first detector, and a first light focusing device. The light source is operative to emit light toward a first target area. The first detector is operative to detect light, including light emitted by the light source and reflected from the first target area. The first light focusing device is in a first optical path between the light source and the first detector. The first optical path includes an optical path from the light source and reflected from the first target area.02-16-2012
20130146752OPTICAL-ELECTRICAL MODULE - An optical-electrical module includes a base board, a laser diode, an integrated circuit, and a lens unit. The laser diode and the integrated circuit are both fixed on the base board. The lens unit and the base board cooperatively define a receiving space to receive the laser diode and the integrated circuit. The laser diode has a transmitting window at an end of the laser diode away from the base board. The integrated circuit drives the laser diode to transmit optical signals. The lens unit has an inner surface facing the base board, and the inner surface of the lens unit has a light transmitting area. The lens unit includes a metal film formed on the inner surface of the lens unit except on the light transmitting area.06-13-2013
20080265141Seed Counting and Frequency Measurement Apparatus and Method - An improved device for measuring the count and frequency of seeds in a stream of seeds is described. The device is useful for measuring the frequency and accuracy of seed planting devices. A seed counting system can include an imaging region, an image sensing device, and a lens between the imaging region and the image sensing device. An optical distance extender between the imaging region and the lens, creates an effective optical distance between the imaging region and the lens that is substantially greater than the physical distance between the imaging region and the lens, thereby providing a substantial depth of field.10-30-2008
20120001062Method for Pulsed Operation of a Light Barrier, and a Light Barrier - The invention relates to a method for pulsed operation of a light barrier that can be operated in a normal mode and in a compensation mode, there being run through repeatedly a cycle that comprises the following steps: 01-05-2012
20120001061ION IMPLANTED BEAM DUMP - An optical device is provided and includes a beam splitter disposed to direct a first portion of a light beam propagating along a first light path along a second light path transverse to the first light path and to permit a second portion of the light beam to propagate along a third light path oriented in line with the first light path and a beam dump disposed on the third light path and including a surface upon which the second light beam portion is incident, the beam dump surface having ion implantation defects formed thereon to absorb a substantial entirety of the second light beam portion.01-05-2012
20120006980PHOTOSENSITIVE INTEGRATED CIRCUIT EQUIPPED WITH A REFLECTIVE LAYER AND CORRESPONDING METHOD OF PRODUCTION - A method for producing a photosensitive integrated circuit including producing circuit control transistors, producing, above the control transistors, and between at least one upper electrode and at least one lower electrode, at least one photodiode, by amorphous silicon layers into which photons from incident electromagnetic radiation are absorbed, producing at least one passivation layer, between the lower electrode and the control transistors, and producing, between the control transistors and the external surface of the integrated circuit, a reflective layer capable of reflecting photons not absorbed by the amorphous silicon layers.01-12-2012
20120006979LASER PROCESSING APPARATUS AND LASER PROCESSING METHOD - The present invention relates to a laser processing apparatus and the like having a structure for implementing at the same time both an efficient laser processing in the place where a laser beam is difficult to reach and a laser processing without damages in the place where the laser beam is easy to reach. This laser processing apparatus comprises a laser light source, an irradiation optical system applying a laser beam to an object while scanning the laser beam, a photo-detector detecting the laser beam applied from the irradiation optical system, and a control section of making switching between a continuous oscillation and a pulse oscillation of the laser beam at the laser light source. In particular, the control section makes a continuous oscillation of the laser beam with respect to the laser light source in the case in which the laser beam applied from the irradiation optical system is detected at the photo-detector; while it makes a pulse oscillation of the laser beam with respect to the laser light source in the case in which no laser beam applied from the irradiation optical system is detected at the photo-detector.01-12-2012
20100038522DEVICE FOR DETECTING EMISSION LIGHT OF MICRO-OBJECT - The object of the present invention is to provide a device for detecting with higher sensitivity emission light in the form of fluorescence or phosphorescence emitted from a micro-object irradiated by an excitation light. The present invention provides means for suppressing reflected and scattered light arising from excitation light impinging on the semiconductor detection element of the device, comprising a pinhole formed in a fluorescence collecting microlens, through which the excitation light passes, irradiating the micro-object. The device may also be provided with another means for suppressing reflected and scattered excitation light comprising a non-horizontal surface that is not perpendicular to the excitation light, formed on a part of the light-transparent chip surface from which the excitation light exits.02-18-2010
20110049338PHOTOELECTRIC SENSOR AND PHOTOELECTRIC SENSOR SYSTEM - Disclosed are a photoelectric sensor and a photoelectric sensor system capable of accurately detecting an object without being affected by disturbance even though the object is very thin. A photoelectric sensor according to an embodiment of the invention includes a light emitting unit and a light receiving unit. The photoelectric sensor detects whether there is an object between the light emitting unit and the light receiving unit based on a variation in the intensity of a light signal received by the light receiving unit. The light receiving unit receives a light signal that is emitted from the light emitting unit to the light receiving unit without intersecting the object and a light signal that is emitted from the light emitting unit to the light receiving unit through the object, and is operated in synchronization with a light emission timing signal of the light emitting unit. The intensity of the received light signal that is not attenuated by the object is compared with the intensity of the received light signal that is attenuated by the object to detect information indicating whether there is the object.03-03-2011
20110049337PHOTODETECTION DEVICE AND PHOTODETECTION METHOD, AND MICROSCOPE AND ENDOSCOPE - There are provided a photodetection device and a photodetection method and a microscope and an endoscope capable of heterodyne-detecting desired light to be detected with high sensitivity and high S/N ratio.03-03-2011
20120248296STAR SENSOR WITH REDUCED SENSITIVITY TO STRAY LIGHT INDUCED BY THE SUN OR BY OTHER SOURCES CLOSE TO THE FIELD OF VIEW - The sensor comprises a detector (10-04-2012
20120168614 PULSE SPLITTER WITH DISPERSION COMPENSATION - The present invention relates to a pulse splitting device (07-05-2012
20120132792OPTICAL MODULE COMPRISING OPTICAL HYBRID USING METAL OPTICAL WAVEGUIDE AND PHOTO DETECTOR - An exemplary embodiment of the present disclosure provides an optical module including: an optical hybrid including a metal optical waveguide; a photo detector configured to receive light; and a platform including an optical hybrid supporting section for supporting the optical hybrid, a photo detector supporting section for supporting the photo detector, and an inclined surface configured to change a propagation direction of light emitted from the optical hybrid, and configured to combine the optical hybrid and the photo detector.05-31-2012
20110180695LAYERED LENS STRUCTURES AND METHODS OF PRODUCTION - A microlens structure includes lower lens layers on a substrate. A sputtered layer of glass, such as silicon oxide, is applied over the lower lens layers at an angle away from normal to form upper lens layers that increase the effective focal length of the microlens structure. The upper lens layers can be deposited in an aspherical shape with radii of curvature longer than the lower lens layers. As a result, small microlenses can be provided with longer focal length. The microlenses are arranged in arrays for use in imaging devices.07-28-2011
20110180694OPTICAL SENSOR FOR DETECTING VALUABLE DOCUMENTS AND METHOD FOR KEEPING A SENSOR WINDOW OF THE SENSOR CLEAN - In a method for keeping clean a sensor window of an optical sensor for detecting value documents and/or at least one property of value documents which is disposed with at least one portion in a beam path of the sensor, a gas film attached to a surface of the portion is generated on the portion of the sensor window from gas moving relative to the portion.07-28-2011
20120168613NANOWIRE ARRAY BASED SOLAR ENERGY HARVESTING DEVICE - A photovoltaic device operable to convert light to electricity, comprising a substrate, a plurality of structures essentially perpendicular to the substrate, one or more recesses between the structures, each recess having a planar mirror on a bottom wall thereof and each recess filled with a transparent material. The structures have p-n or p-i-n junctions for converting light into electricity. The planar mirrors function as an electrode and can reflect light incident thereon back to the structures to be converted into electricity.07-05-2012
20120211647LIGHT CONCENTRATOR STRUCTURES AND METHODS - An arrangement utilizes diffractive, reflective and/or refractive optical elements combined to intensify and homogenize electromagnetic energy, such as natural sunlight in the terrestrial environment, for purposes such as irradiating a target area with concentrated homogenized energy. A heat activated safety mechanism is also described.08-23-2012
20120312969IMAGING DEVICE AND METHOD - The resolution of conventional imaging devices is restricted by the diffraction limit. ‘Perfect’ imaging devices which can achieve a resolution beyond the diffraction limit have been considered impossible to implement. However, the present disclosure provides an imaging device which can achieve improved resolution beyond the diffraction limit and which can be implemented in practice. Said imaging device comprises: a. a lens having a refractive index that varies according to a predetermined refractive index profile; b. a source; c. an outlet for decoupling waves from the device; and d. a reflector provided around the lens, the source and the outlet, wherein the reflector and the refractive index profile of the lens are together arranged to direct waves transmitted in any of a plurality of directions from the source to the outlet.12-13-2012
20100051788MULTI-SPOT INVESTIGATION APPARATUS - The invention relates to a method and an apparatus for the investigation of a sample material that is stored in the sample chamber (03-04-2010
20120312970ASSEMBLY AND METHOD FOR DETECTING RADIATION - The invention relates to an assembly and method for detecting laser radiation which hits a disc (12-13-2012
20120312971Electro-Optical Radiation Collector for Arc Flash Detection - An electro-optical (EO) radiation collector for collecting and/or transmitting EO radiation (which may include EO radiation in the visible wavelengths) for transmission to an EO sensor. The EO radiation collector may be used with an arc flash detection device or other protective system, such as an intelligent electronic device (IED). The arc flash detection device may detect an arc flash event based upon EO radiation collected by and/or transmitted from the EO radiation collector. The EO radiation collector may receive an EO conductor cable, an end of which may be configured to receive EO radiation. A portion of the EO radiation received by the EO radiation collector may be transmitted into the EO conductor cable and transmitted to the arc flash detection device. The EO radiation collector may be adapted to receive a second EO conductor cable, which may be used to provide redundant EO transmission and/or self-test capabilities.12-13-2012
20120312968OPTICAL DEVICE FOR GUIDING RADIATION FROM AN OBJECT SCENE TO A DETECTOR AND METHOD FOR GUIDING RADIATION FROM THE OBJECT SCENE TO THE DETECTOR - An optical device for guiding radiation from an object scene to a detector contains an alignment device for pivoting a field of view of the detector relative to a predetermined direction, a detector optical unit and an optical articulation for guiding the beam path from the pivoted field of view into the detector optical unit. In order to achieve a compact configuration of the device, the optical articulation has a reversing prism, in which beams running in the optical axis of the articulation are refracted towards a mirror surface of the reversing prism and are reflected by the reflection surface.12-13-2012
20120223218DIFFRACTIVE OPTICAL ELEMENT AND MEASURING APPARATUS - A diffractive optical element includes first and second diffractive optical parts to generate diffracted lights two-dimensionally with respect to incident light. The diffracted lights generated by inputting the incident light to the first diffractive optical part are input to the second diffractive optical part in order to generate the diffracted lights from the second diffractive optical part, wherein θ09-06-2012
20120228482SYSTEMS AND METHODS FOR SENSING LIGHT - A device for sensing light comprises a light sensor, one or more intermediate mirrors, a micromirror array including a plurality of independently positionable micromirrors, wherein a first micromirror in the micromirror array is positionable in a first position such that light reflected by the first micromirror while in the first position is reflected toward a first region on one of the one or more intermediate mirrors, wherein the light reflected toward the first region on one of the one or more intermediate mirrors is further reflected to the light sensor, and a lens configured to direct light toward the micromirror array.09-13-2012
20080296477OPTICAL SYSTEM FOR INDUCING FOCUS DIVERSITY - An optical system includes an optical element defining an optical axis and a focal plane and a defocus element disposed between the optical element and the focal plane. The defocus element includes at least one first lens for producing a positive defocus image of a light beam passing through the optical element, irrespective of a position of the first lens along the optical axis, and at least one second lens for producing a negative defocus image of the light beam passing through the optical element, irrespective of a position of the second lens along the optical axis.12-04-2008
20120298846PHOTOELECTRIC ELEMENT AND IMAGING DEVICE AND DRIVING METHODS THEREFOR - A photoelectric element includes a conductive layer, an organic photoelectric layer, a blocking layer and a transparent conductive layer, the organic photoelectric layer contains a p type organic photoelectric material having a glass transition temperature of 100° C. or higher and forms an amorphous layer, and the blocking layer contains a blocking material having a glass transition temperature of 140° C. or higher.11-29-2012
20110226937VERTICAL PILLAR STRUCTURED PHOTOVOLTAIC DEVICES WITH MIRRORS AND OPTICAL CLADDINGS - A photovoltaic device operable to convert light to electricity, comprising a substrate, a plurality of structures essentially perpendicular to the substrate, one or more recesses between the structures, each recess having a planar mirror on a bottom wall thereof. The structures have p-n or p-i-n junctions for converting light into electricity. The planar mirrors function as an electrode and can reflect light incident thereon back to the structures to be converted into electricity.09-22-2011
20120273663LUMINAIRE AND LANTERN - The present disclosure provides an artificial lighting device (11-01-2012
20120280115Optical rotary joints, methods of mounting same in a properly-aligned manner, and optical reflector assemblies for use therein - The present invention relates generally to optical rotary joints (11-08-2012
20120326014OPTICAL FIBER CONNECTOR ASSEMBLY - An optical fiber connector assembly includes an optical socket and an optical plug. The optical socket defines a recess, and a coupling surface in the recess, with light emitters and light detectors on the coupling surface. Each light emitter includes a light emitting surface exposed in the recess, and is configured for converting a first electrical signal into a first optical signal. Each light detector includes a light incident surface exposed in the recess, and is configured for converting a second optical signal into a second electrical signal. The optical plug can be inserted into the recess, and includes optical output fibers aligned with the light emitting surface for outputting the first optical signal from the light emitting surface, and optical input fibers aligned with the light incident surface for inputting the second optical signal to the light incident surface.12-27-2012
20130020473MICROSCOPE AND METHOD FOR DETECTING SAMPLE LIGHT - Microscope and method for detecting sample light, having at least one illuminating beam which is partially phase-modulated with a modulation frequency along the cross section thereof and a microscope objective for intensity-modulated focusing of the illuminating beam into a sample. The microscope has a detection beam path that has at least one demodulator. At least one electro-optical modulator (EOM) is used for phase modulation of at least a part, preferably half, of the illuminating beam, or different portions or halves of the illuminating beam are modulated differently, preferably anti-phase, by anti-phase control of piezoelectric elements, or acousto-optical modulators for splitting into a plurality of partial beam paths. Optic elements are provided for partial phase modulation of the excitation beam. Actuating elements are provided for setting the phase difference, or at least one optic modulator, preferably an acousto-optical modulator (AOM) is used for demodulation in the detection, or a change in the mode of operation of the detectors for demodulation takes place. In the case of foci distribution, produced for example by a spinning micro-lens disc or multi-spot generation, the individual foci are subjected to an intensity modulation, either by arranging a half-space phase mask in a pupil plane of the objective or by individually manipulating each partial beam by means of the partial phase modulation of said partial beam with a modulation frequency along the cross section thereof or by manipulating a beam by means of the partial phase modulation of said beam with a modulation frequency along the cross section thereof and subsequent subdivision of said beam.01-24-2013
20130168536PHOTONIC CRYSTAL-METALLIC STRUCTURES AND APPLICATIONS - A photonic crystal-metallic (PCM) structure receives an input light signal from a light source. The PCM structure includes a metal structure and a photonic crystal structure disposed adjacent the metal structure. The photonic crystal structure is configured to receive the input light signal such that the input light signal excites surface plasmons of the metallic structure and such that the input light signal is internally reflected within the photonic crystal structure.07-04-2013
20130168537APPARATUS FOR WAVELENGTH-DIVISION MULTIPLEXING AND DEMULTIPLEXING - The present invention relates to an apparatus for wavelength-division multiplexing and demultiplexing, to an optical communication module, and to an optical device. The apparatus for wavelength-division multiplexing and demultiplexing comprises: a first lens block having a lens array at one side thereof; a second lens block having a lens surface corresponding to the lens array and combined with the other side of the first lens block; a receptacle having an optical fiber ferrule fixed at the center thereof and stacked on the second lens block; and a base combined with one side of the first lens block, wherein the first block is stacked on the base.07-04-2013
20130140444DEVICE FOR USE IN NORMALIZING READINGS ON A TESTING MACHINE - Example apparatus and methods for use in normalization of testing machines used to test samples in vessels are disclosed. An example apparatus includes verification source and a photon emitter positioned in the verification source. The example photon emitter includes a C06-06-2013
20130134302OPTICAL INTENSITY DETERMINATION UNIT, METHOD OF FORMING THE SAME, AND OPTICAL A/D CONVERTER - An optical intensity determination unit includes: an optical input port; an optical output port; an optical resonator provided between the optical input port and the optical output port; a first light receiving element for converting at least a part of an optical signal output from a first output port of the optical resonator into an electric signal; a second light receiving element for converting at least a part of an optical signal output from a second output port of the optical resonator into an electric signal; a comparing circuit for determining magnitudes of the electric signals output from the first light receiving element and the second light receiving element to output a digital signal; and an optical branching circuit for branching light output from the second output port of the optical resonator into the optical output port and the second light receiving element. An optical intensity phase conversion unit for modulating an optical phase according to intensity of input light is provided in a part of a waveguide in the optical resonator.05-30-2013
20130134300OPTICAL SENSOR DEVICE AND METHOD OF MANUFACTURING THE SAME - Provided is a high-reliability, compact, and low-cost optical sensor device. The optical sensor device includes a glass lid substrate (05-30-2013
20130134299DETECTOR FOR DETECTING ELECTROMAGNETIC RADIATION WITH TRANSFER GATE AND DRAINING GATE - An electromagnetic radiation detector includes a semiconductor substrate of a first doping type, a well in the semiconductor substrate of a second doping type, two or more detector terminal doping regions, two or more transfer gates, and a collection gate. The first and second doping type are different and the well includes a rising dopant concentration in a direction parallel to a surface of the semiconductor substrate. The two detector terminal doping regions are arranged at least partly in a terminal region of the well. The detection of the electromagnetic radiation is based on a generation of free charge carriers by the electromagnetic radiation in a detection region of the well. The transfer gates control a transfer of free charge carriers to be or not to be evaluated in a region of the well. The collection gate collects free charge carriers in the stated region of the well.05-30-2013
20130099103RESPONSE-ENHANCED MONOLITHIC-HYBRID PIXEL - A light-sensing pixel for detecting at least a portion of the electromagnetic spectrum includes a first detector element having a micro-structured surface for detecting an infrared range of wavelengths of the electromagnetic spectrum. The light-sensing pixel further includes a second detector element for detecting a second range of wavelengths of the electromagnetic spectrum, wherein the second range of wavelengths is shorter than the first range of wavelengths and the first and second detector element are formed monolithically on a silicon substrate.04-25-2013
20130112857Sensor and Method of Detecting a Target Analyte - A sensor and a method of detecting a target analyte are provided. The sensor includes a substrate; a layer comprising a plurality of through holes, wherein the layer is disposed above the substrate; a first element configured to detect a target analyte; a second element that can produce a detectable signal; wherein the first element and the second element are configured to couple the target analyte between the first element and the second element.05-09-2013
20130112856VACUUM PHOTOSENSOR DEVICE WITH ELECTRON LENSING - A scalable vacuum photosensor configured to simplify mass production with a housing having an evacuated first side at an ultrahigh vacuum and a second side which does not require high vacuum. The first side of the device is sealed to a base plate, having a central electron readout element, using an oxide-free sealing technique, with the deposited sealing areas serving as high voltage throughputs from the first to second sides. A conductive photocathode layer on the transparent first side converts photons to photoelectrons and concentrates the photoelectrons upon the readout. The first and second sides together form an electrostatic lens for accelerating and focusing photoelectrons upon the readout, preferably having a scintillator which generates secondary light measured by an optical detector in the second side of the housing.05-09-2013
20130134301PRISM OPTICAL SYSTEM, AND IMAGE DISPLAY APPARATUS AND IMAGING APPARATUS INCORPORATING THE PRISM OPTICAL SYSTEM - The invention provides a prism optical system comprising at least four optical surfaces, each having optical functions. At least two of the four optical surfaces are each a rotationally asymmetric surface, and one of two surfaces on which light is incident or from which light exits out is capable of one transmission and two internal reflections.05-30-2013
20110220779OPTICAL TRANSMISSION DEVICE, LASER MODULE, FAILURE DETECTION METHOD FOR LASER MODULE, AND FAILURE DETECTION PROGRAM FOR LASER MODULE - An optical transmission device capable of being coupled to an optical fiber includes a light source configured to emit a first light toward the optical fiber; a lens configured to converge the first light to an end of the optical fiber; a light reflector configured to reflect a first reflected light as a second reflected light, a part of the first light being reflected as the first reflected light by the lens or the optical fiber; a first light receiver configured to receive the second reflected light; a detector configured to detect a failure based on a difference value between a first value corresponding to an amount of the second reflected light and a reference value being indicative of an amount of the second reflected light, the second reflected light being detected when the first light is normally emitted and is normally transmitted to and through the optical fiber.09-15-2011
20100308213Detector - A detector for detecting electromagnetic radiation includes a semiconductor substrate of a first doping type, and a well in the semiconductor substrate, the well being of a second doping type. The first doping type and the second doping type are different and the well has an increasing dopant concentration in a direction parallel to a surface of the semiconductor substrate. In addition, the detector includes a detector terminal doping region which is arranged at least partly in the well in a terminal region of the well. The detection of electromagnetic radiation is based on a generation of free charge carriers by the electromagnetic radiation in a detection region of the well. The detection region has a maximum dopant concentration which is lower than a maximum dopant concentration of the terminal region of the well.12-09-2010
20110272562PARTITION TYPE OPTICAL SENSING DEVICE - An optical sensing device includes a shell, a partition structure, a pivot, a shading member, at least one light emitting member and at least one optical sensing member. The shell is formed with a black-body condition space having an arrangement chamber and a shading chamber adjacent to and communicated with the arrangement chamber. The partition structure partitions the arrangement chamber into a light emitting chamber and at least one optical sensing chamber. The pivot is set in the shading chamber. The shading member is located in the shading chamber and pivotally connected to the pivot. When the optical sensing device is tilted, the shading member is rotated in accordance with a tilting azimuth. The light emitting member is located in the light emitting chamber and projects a light beam The optical sensing member is located in the optical sensing chamber and senses the light beam.11-10-2011
20080302950System and Method for Performing Single Photon Emission Computed Tomography (Spect) with a Focal-Length Cone-Beam Collimation - A system and method are provided for obtaining data that may be used to generate images of a brain or other bodily organ. The system can include a pair of detecting arrangements and a collimating arrangement associated with each detecting arrangement. A first collimating arrangement can include a cone-beam collimating arrangement having a focal point located within the brain or other organ being imaged. A second collimating arrangement can include a fan-beam collimating arrangement having a focal length selected such that the organ being imaged lies within its field of view to ensure data sufficiency. Cone-beam collimating arrangements having improved hole geometries can also be utilized to provide further increases in imaging sensitivity.12-11-2008
20130206967INTEGRATED OPTOELECTRONIC MODULES - An optoelectronic module includes a micro-optical substrate and a beam transmitter, including a laser die mounted on the micro-optical substrate and configured to emit at least one laser beam along a beam axis. A receiver includes a detector die mounted on the micro-optical substrate and configured to sense light received by the module along a collection axis of the receiver. Beam-combining optics are configured to direct the laser beam and the received light so that the beam axis is aligned with the collection axis outside the module.08-15-2013
20130206968METHOD TO FACILITATE POSITIONING OF DIFFRACTION SPOTS - A method to facilitate positioning of diffraction spots in a diffraction pattern. This method comprises the following successive steps: a) obtaining a diffraction pattern by illuminating at least part of a sample comprising at least one periodic zone by an incident radiation beam that can be diffracted by said at least one periodic zone of the sample, and by placing a detector on the path of the beam thus diffracted; b) positioning of diffraction spots present on the diffraction pattern obtained in step a), by determining the spatial coordinates of these spots on the detector. Step b) is facilitated by the use of means in step a) to modify the shape and increase the contour length of diffraction spots forming on said pattern.08-15-2013

Patent applications in class Optical or pre-photocell system

Patent applications in all subclasses Optical or pre-photocell system