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Incident Light patents

      

This page is updated frequently with new Incident Light-related patent applications.




 Multi-directional, multi-spectral star tracker with a common aperture and common camera patent thumbnailMulti-directional, multi-spectral star tracker with a common aperture and common camera
An optical star tracker system including a single common aperture, a single light-redirecting element, a single imaging sensor and an image processor, wherein the light-redirecting element receives incident light rays from a plurality of objects and forms images of the objects distorted at angles indicative of the multiple directions of the incident light rays from the objects depending on an orientation at which the incident light rays originated from the objects.. .
The Boeing Company


 Holographic panel, manufacture method thereof and full color coherent backlight device patent thumbnailHolographic panel, manufacture method thereof and full color coherent backlight device
The present invention discloses a holographic panel, a manufacture method thereof and a full color coherent backlight device. The holographic panel comprises a first substrate, a second substrate and a polymer dispersed liquid crystal between the first substrate and the second substrate, the polymer dispersed liquid crystal is formed corresponding to a holographic fringe of a predetermined wavelength range, and electrode is manufactured on at least one of the first substrate and the second substrate, wherein the polymer dispersed liquid crystal converts an incident light into a collimating coherent light and exits the collimating coherent light when the electrode is not applied with a voltage, and the polymer dispersed liquid crystal is transparentized to the incident light of the predetermined wavelength range when the electrode is applied with a voltage.
Shenzhen China Star Optoelectronics Technology Co., Ltd.


 Three-dimensional focusing device and  a microscope patent thumbnailThree-dimensional focusing device and a microscope
The invention relates to a device (ii) for three-dimensional focusing in a microscope (i) with a given resolution, comprising:—a detector (119) making it possible to determine, in a given measuring plane, a phase and intensity image of an electromagnetic field resulting from the interaction of an incident light wave with a reference object (105) situated in a reference medium with a given index and having a complex refractive index, the real part and/or the imaginary part of which differs from the real part and/or the imaginary part, respectively, of the refractive index of the reference medium;—computation means (121) making it possible to determine a three-dimensional position variation of the reference object (105) from at least one phase and intensity image.. .
Centre National De La Recherche Scientifique


 Backlight moudle and lcd device with the backlight module patent thumbnailBacklight moudle and lcd device with the backlight module
A backlight module is disclosed, which comprises a light guide plate having at least one incident light side; a light bar, adjacent to the incident light side; a plurality of quantum dot films, the quantum dot films are arranged between the light bar and the incident light side; wherein the light from the light bar goes through the quantum dot film and irradiates on the incident light side. A lcd device with the backlight module is further disclosed.
Shenzhen China Star Optoelectronics Technology Co. Ltd.


 Tag with a non-metallic metasurface that converts incident light into elliptically or circularly polarized light regardless of polarization state of the incident light patent thumbnailTag with a non-metallic metasurface that converts incident light into elliptically or circularly polarized light regardless of polarization state of the incident light
An optical device for generating narrow-band circularly and elliptically polarized radiation, either by conversion from externally incident light or through thermal emission of heated objects. The optical device includes a metasurface comprised of unit cells, where each unit cell contains structural elements or features that break two mirror inversion symmetries of the unit cell and couple bright and dark resonances.
Board Of Regents, The University Of Texas System


 Imaging device and endoscope device patent thumbnailImaging device and endoscope device
An imaging device includes a lens group configured to collect incident light, a prism configured to reflect the light collected by the lens group, and an image sensor having a light receiving unit configured to receive the light reflected by the prism and to perform photoelectric conversion on the received light to generate an electrical signal. The prism is mounted on the light receiving unit, and the lens group is directly mounted on a surface of the image sensor..
Olympus Corporation


 Light modulation element unit and image projection apparatus patent thumbnailLight modulation element unit and image projection apparatus
A light modulation element unit includes a light modulation element having a light modulator configured to modulate incident light and a cover glass that covers a light incident surface of the light modulator, a light shielding member, disposed along a surface of the cover glass, which has an opening in which light going to the light modulator passes and a light shield configured to shield light that does not pass the opening, and a heat radiation member provided in a direction different from a direction of the cover glass with respect to the light modulation element. The light shielding member has an extension that extends to outside of the cover glass and faces the heat radiation member.
Canon Kabushiki Kaisha


 Solid-state image sensor, and ranging apparatus and imaging apparatus using same patent thumbnailSolid-state image sensor, and ranging apparatus and imaging apparatus using same
A solid-state image sensor includes first and second ranging pixels that detect an incident light beam in the solid-state image sensor by separating the incident light beam in a first and second direction, respectively. The angle between the second direction and a column direction is smaller than the angle between the first direction and the column direction.
Canon Kabushiki Kaisha


 Optical device and light irradiation apparatus patent thumbnailOptical device and light irradiation apparatus
An optical device includes a semiconductor element configured to emit emission light or to receive incident light, including a first fitting part including a portion having a convex shape in a first region; an optical member arranged on an optical path of the emission light emitted from the semiconductor element or the incident light entering the semiconductor element, including a second fitting part fitted to at least a part of the portion having the convex shape, the first region being opposed to the optical member; and a joint part that joins the semiconductor element and the optical member, arranged between the first fitting part and the second fitting part.. .
Ricoh Company, Ltd.


 Polarizing plate and liquid crystal display panel patent thumbnailPolarizing plate and liquid crystal display panel
A polarizing plate is disclosed, and has a polarizing layer, supporting layers, a surface protective layer, a peeling protective layer and an adhesive layer. The polarizing layer is configured to emit an incident light after performing a polarizing process.
Shenzhen China Star Optoelectronics Technology Co. Ltd.


Light source apparatus and inspection apparatus

Provided are a light source apparatus and an inspection apparatus that can stably output a wavelength converted light beam. A light source apparatus includes a laser light source that generates a first fundamental light beam, at least one nonlinear optical crystal that generates a wavelength converted light beam using the fundamental light beam or a harmonic laser beam of the fundamental light beam as an incident light beam, a detector that detects the wavelength converted light beam, an acousto-optic modulator that is disposed in an optical path of the incident light beam in such a way that a zero-order light beam enters the nonlinear optical crystal, and a controller that controls an output intensity of the wavelength converted light beam according to a detection signal from the detector..
Lasertec Corporation

Chemical-mechanical planarization system

A chemical-mechanical planarization (cmp) system includes a platen, a pad, a polish head, a rotating mechanism, a light source, and a detector. The pad is disposed on the platen.
Taiwan Semiconductor Manufacturing Co., Ltd.

Light guide plate and display device

A light guide plate (lgp) and a display device are disclosed. The lgp comprises at least one mesh point; each mesh point is provided with a plurality of microstructures; and all the microstructures on each mesh point are arranged on the same curved surface.
Boe Optical Scence And Technology Co., Ltd.

Multiband common-optical-path image-spectrum associated remote sensing measurement system and method

The present invention relates to a multiband common-optical-path image-spectrum associated remote sensing measurement system and method. The system includes an infrared window (1), a two-dimensional rotating mirror (2), a planar reflector (3), a reflective multiband infrared lens (4), a fourier interference spectrum module (5), an image-spectrum associated processing module (6), a power supply module (7), a refrigerating module (8), and a display module (9); the incident light enters from the infrared window (1), is reflected by the two-dimensional rotating mirror (2), and then is reflected by the planar reflector (3) to the reflective multiband infrared lens (4) and then is split by a spectroscope (42); the transmitted light is focused by means of a convergent lens and is imaged on an infrared detector (43); the reflected light is focused on an infrared optical fiber coupler (44) and enters the fourier interference spectrum module (5) through an infrared optical fiber to form an interference pattern, and further, spectrum data is obtained through fourier transformation; the image-spectrum associated processing module (6) effectively combines broadband spectrum imaging and non-imaging spectrum data, and controls the two-dimensional rotating mirror (2) to point to a target, thereby implementing intelligent remote sensing measurement.
Huazhong University Of Science And Technology

Lateral shift measurement using an optical technique

Alignment of layers during manufacture of a multi-layer sample is controlled by applying optical measurements to a measurement site in the sample. The measurement site includes two diffractive structures located one above the other in two different layers, respectively.
Nova Measuring Instruments Ltd.

Light diffuser, led lamp arrangement using the same, and manufacturing method

A light diffuser is formed of a slab of material which has opposing first and second main surfaces, wherein each surface comprises an array of light directing facets. Each light directing facet of the first surface directs incident light through the slab predominantly to a corresponding paired light directing facet of the second surface, and at least some different light directing facets of the first surface direct incident light to their corresponding paired light directing facets of the second surface in different directions.
Philips Lighting Holding B.v.

Illumination of dense urban areas by light redirecting sine wave panels

The presented system is a cost effective and energy saving mean of transmitting sunlight downward into a narrow alleys and streets, by using a day-lighting guiding acrylic panel that is capable of changing the direction and distribution of the incident light. The core of the proposed daylight guidance system is made up of light transmission panels that have sine wave shaped cross-section so that the panel functions as an optical diffusor perpendicular to the optical axis.
Science And Technology Development Fund (stdf)

Light conversion plate, and light-emitting diode package, backlight unit, and display device including the plate

A light conversion plate including a first glass substrate; a light conversion layer disposed on the first glass substrate and including quantum dots that convert incident light into light having a specific wavelength range; and a second glass substrate disposed on the light conversion layer. Further, a surface of at least one of the first glass substrate and the second glass substrate includes a plurality of protrusion patterns..
Lg Electronics Inc.

Display device having polymer dispersed liquid crystals

Disclosed is a display device that includes a display area having an appearance of a specific color in a non-driving state or displaying a specific screen by using pdlc to improve esthetic appearance as in a home appliance. The display device comprises a reflective dispersed layer arranged on a display panel, wherein the reflective dispersed layer includes a pdlc layer between a first substrate and a second substrate, and a transflective layer arranged between the pdlc layer and the second substrate to transmit light externally emitted from the display panel and reflect externally incident light..
Lg Display Co., Ltd.

Lamp providing different light patterns to different view angles

A lamp providing different light patterns to different view angles, including: a plurality of light sources; and a hybrid optical diffraction element, including at least two layers of optical diffraction elements to provide a hybrid diffraction effect on incident light beams emitted from the plurality of light sources, so as to form an amplified light pattern and enable a viewer to see different forms of the amplified light pattern at different view angles.. .
Yicheng Precision Inc.

Liveness authentication method and apparatus

Provided are a liveness authentication method and apparatus, which perform liveness authentication by determining whether incident light is linear polarized light. The liveness authentication method comprises: making incident light incident to a set of polarizing filters not overlapped with each other in a light transmission direction; detecting, for each of the set of polarizing filters, an intensity of light transmitting through the polarizing filter, so as to obtain a set of light intensities corresponding to respective polarizing filters of the set of polarizing filters respectively; and determining that the liveness authentication is failed in the case that the set of light intensities satisfy a predetermined condition.
Pinhole (beijing) Technology Co., Ltd.

Liveness authentication method and apparatus

Provided are a liveness authentication method and apparatus. The method comprises: filtering out light of a first predetermined waveband from incident light incident to a first area; detecting an intensity of the filtered light as a first light intensity; and determining that a liveness authentication is failed in the case that the first light intensity satisfies a predetermined condition.
Pinhole (beijing) Technology Co., Ltd.

Systems and methods for controlling aliasing in images captured by an array camera for use in super resolution processing using pixel apertures

Imager arrays, array camera modules, and array cameras in accordance with embodiments of the invention utilize pixel apertures to control the amount of aliasing present in captured images of a scene. One embodiment includes a plurality of focal planes, control circuitry configured to control the capture of image information by the pixels within the focal planes, and sampling circuitry configured to convert pixel outputs into digital pixel data.
Pelican Imaging Corporation

Unit pixel for image sensor

A unit pixel formed on a substrate and configured to convert incident light to an electrical signal is provided. The unit pixel includes: a source having a source voltage supplied thereto and having a silicide layer for metal contact formed thereabove; a drain spaced apart from the source and having a silicide layer for metal contact formed thereabove; a channel formed between the source and the drain and having a current flowed therethrough; an insulating layer formed above the channel; and a floating gate having a nonsal structure in which no silicide layer is formed thereabove in order to facilitate an absorption of light, formed above the insulating layer so as to be placed between the source and the drain, and configured to control an amount of current flowing through the channel by an electric field generated by electron-hole pairs generated by the incident light.
Beyondeyes

Solid-state imaging device and manufacturing the same, and imaging apparatus

A solid-state imaging device includes: a semiconductor substrate provided with an effective pixel region including a light receiving section that photoelectrically converts incident light; an interconnection layer that is provided at a plane side opposite to the light receiving plane of the semiconductor substrate; a first groove portion that is provided between adjacent light receiving sections and is formed at a predetermined depth from the light receiving plane side of the semiconductor substrate; and an insulating material that is embedded in at least a part of the first groove portion.. .
Sony Corporation

Camera module

Provided in the present invention is a camera module comprising: an imaging lens on which incident light from an external environment is reflected; and an image sensor for obtaining image data related to the external environment by means of the light, and further comprising a filter portion, which is arranged on the image sensor to cut light having a predetermined wavelength, is sectioned into a center zone in which the incidence angle of the light is a first incidence angle, and a peripheral zone surrounding the center zone in which the incidence angle of the light is a second incidence angle that is bigger than the first incidence angle, wherein the filter portion having the center zone and the peripheral zone is formed so that light having wavelengths that differ from the incident light having the first and second incidence angle is cut.. .
Lg Electronics Inc.

Optical element and display device with such an optical element

An optical element includes a reflective fresnel element for deflecting light bundles which are incident on the fresnel element along a direction of incidence, into a direction of emergence. The fresnel element includes a plurality of reflective facets arranged next to each other, which are formed curved, and in each case, comprise a first reflective section and an adjoining second reflective section.
Carl Zeiss Smart Optics Gmbh

Lighting apparatus

A lighting apparatus includes: a light source unit configured to emit first light and second light; a light-receiving unit configured to output a first light detection signal having strength corresponding to first light-receiving sensitivity and an incident light quantity of the first light and a second light detection signal having strength corresponding to second light-receiving sensitivity and an incident light quantity of the second light; a calculation unit configured to generate a first multiplication signal by multiplying the first light detection signal by a first coefficient and generate a second multiplication signal obtained by multiplying the second light detection signal by a second coefficient; and a control unit configured to control the light source unit so as to decrease a light quantity based on the first multiplication signal or second multiplication signal.. .
Olympus Corporation

Wire grid polarizer plate and display device including the same

The wire grid polarizer plate includes a light permeable substrate and a conductive pattern layer arranged on one surface of the light permeable substrate, the conductive pattern layer includes window regions and at least one reflective region arranged in a rectangular region which is circumscribed to the window regions, the window regions have target patterns including conductive simple closed curves surrounding in piles, spaced apart from each other at an interval of a period which is shorter than a wavelength of incident light, transmit first polarized light of the incident light and reflect second polarized light which is perpendicular to the first polarized light and the reflective regions reflect both of the first polarized light and the second polarized light.. .
Samsung Display Co. Ltd.

Optical sensing device for surface plasmon resonance (spr) and optical sensing method using surface plasmon resonance (spr)

An optical sensing device is provided, including a first polariser, a second polariser, wherein the first polariser and the second polariser have respective transmission axes aligned in orthogonal directions, an spr sensor arrangement including an spr sensing surface, the spr sensor arrangement arranged to receive an incident light beam passed through a polariser to be reflected at the spr sensing surface and transmitted through a second polariser to provide a transmitted light beam, a detector arrangement configured to detect the transmitted light beam, the transmitted light beam including a sensing signal and a reference signal, and a processor electrically coupled to the detector arrangement, the processor configured to perform a subtraction operation between the sensing signal and the reference signal. The optical sensing is based on a differential measurement scheme.
Agency For Science, Technology And Research

Light emitting module

A light-emitting module is disclosed. The light-emitting module includes a condensing lens for condensing incident light into a space, a light source for providing first light to pass through the condensing lens, a first optical path conversion member for reflecting the first light to provide first reflected light to pass through the condensing lens, a second optical path conversion member for reflecting the first reflected light to provide second reflected light to pass through the condensing lens and a wavelength conversion unit for receiving the second reflected light, converting a wavelength of the received second reflected light, and radiating light the wavelength of which has been converted..
Lg Electronics Inc.

Light emitting module

A light emitting module is disclosed. The light emitting module includes a condensing lens for condensing incident light into a space, a light source for providing first light to pass through the condensing lens, a first optical path conversion member for reflecting the first light to provide first reflected light to pass through the condensing lens, a second optical path conversion member for providing the first reflected light as second reflected light to pass through the condensing lens, and a case for receiving at least the condensing lens, the light source, the first optical path conversion member, and the second optical path conversion member..
Lg Electronics Inc.

Electronic device with directional ambient light sensor

An electronic device may be provided with a display mounted in a housing. A directional ambient light sensor may measure the intensity and direction of ambient light.
Apple Inc.

Solid-state imaging device and manufacturing the same

A solid-state imaging device includes: a semiconductor substrate; a pixel unit formed on the semiconductor substrate; and a peripheral circuit unit formed on the semiconductor substrate, at a periphery of the pixel unit, in which the pixel unit includes: a photoelectric conversion film which converts incident light into charges; and a floating diffusion which holds the charges, the peripheral circuit unit includes a transistor including a gate electrode and two source and drain diffusion regions, and the two source and drain diffusion regions have a higher impurity concentration than an impurity concentration of the floating diffusion.. .
Panasonic Intellectual Property Management Co., Ltd.

Imaging apparatus and medical equipment

An imaging apparatus includes a light emitting section that emits light toward a subject, and a light receiving element that receives incident light from the subject side. The light emitting section is configured so that the light emitted from the light emitting section along an illumination direction that inclines with respect to a reference direction at an angle greater than 0° and equal to or smaller than 45° has a larger irradiation strength than the light emitted from the light emitting section along the reference direction, the reference direction being a direction perpendicular to a plane that faces the subject..
Seiko Epson Corporation

Fluidic analyses

Fluidic systems and methods for analyses are provided. In some embodiments, systems and methods for improved measurement of absorbance/transmission through fluidic systems are described.
Opko Diagnostics, Llc

Fluidic analyses

Fluidic systems and methods for analyses are provided. In some embodiments, systems and methods for improved measurement of absorbance/transmission through fluidic systems are described.
Opko Diagnostics, Llc

Stereoscopic image device having improved brightness and providing stereoscopic image

The present invention relates to a stereoscopic image device and a method for providing a stereoscopic image and, more specifically, to a stereoscopic image device and a method capable of providing a stereoscopic image, which can provide high-quality stereoscopic image by using two projectors and devices related thereto. To this end, the present invention provides the stereoscopic image device and the method for providing the stereoscopic image, the device comprising: a first polarizing beam splitter for reflecting, in first and second directions according to polarizing components, the incident light received along a firth path and transmitting the same in a third direction; a first reflection member for reflecting, in a screen direction, the light reflected from the first polarizing beam splitter; a second polarizing beam splitter for reflecting, in the first and second directions according to the polarizing components, the incident light received along a second path and transmitting the same in the third direction; and a second reflection member for reflecting, in the screen direction, the light reflected from the second polarizing beam splitter..
Masterimage 3d Asia, Llc.

Solar tracker and solar energy collection system

The present invention provides a solar tracker comprising a supporting unit holding a solar panel, a driving unit regulating the position of the supporting unit, an image sensor having incident angle sensitivity characteristic, an identification unit identifying the current incident angle of the sunlight according to the signal output by the image sensor, and a control unit controlling the driving unit to regulate the position of the supporting unit according to the current incident angle to make the sunlight vertically incident upon the solar panel. The micro lens of each pixel in the image sensor only refracts incident light with a certain specific angle to vertically incident upon the photodiode below the micro lens..
Shanghai Ic R & D Center Co., Ltd.

Method for detecting overlay error and manufacturing semiconductor device using the same

A method for detecting an overlay error includes: forming a first overlay key including a plurality of spaced apart first target patterns having a first pitch on a first layer of a substrate; forming a second overlay key including a plurality of spaced apart second target patterns having a second pitch different than the first pitch on a second layer of the substrate below the first layer; irradiating the first layer and the second layer with incident light having a first wavelength; obtaining a phase pattern of light reflected from the first layer and the second layer; calculating a position of a peak point or a valley point of the phase pattern of the reflected light; and detecting an overlay error of the first layer and the second layer using the position of the peak point or the valley point of the phase pattern.. .

Beam combining device

The present application discloses a beam combining device, which includes a reflective diffractive grating surface configured to combine a first, a second and a third incident light beam having different colors to a single diffracted mixed-color light beam when impinging on the reflective diffractive grating surface, wherein a profile of the grating surface is configured according to an optimization criterion with respect to a diffraction efficiency.. .
Huawei Technologies Co., Ltd.

Light sensor arrangement and spectrometer

A light sensor arrangement comprising a stack having a light sensor, an optical filter, and a mask between the light sensor and the optical filter. In particular, the light sensor comprises a light sensitive surface.
Ams Ag

Optical measuring optically measuring an object in a three-dimensional manner

The invention relates to an optical measuring system (1) and to a method for measuring an object (9) in a three-dimensional manner. The measuring system (1) has at least one lens array (5), a first convex lens (6) arranged downstream, a second convex lens (8) which is arranged further downstream and which faces an object (9) to be measured, and additionally a means (7) which absorbs incident light or deflects incident light out of the illuminating beam path and which is arranged upstream of the second convex lens (8) or on the second convex lens (8) on a second convex lens (8) face facing the first convex lens (6) in the region of the optical axis (10)..
Dentsply Sirona Inc.

Imaging device comprising multilayer wiring structure

An imaging device includes: a semiconductor substrate; a photoelectric conversion element including a first electrode, a second electrode, and a photoelectric conversion film, supported on the semiconductor substrate, and generating a signal by performing photoelectric conversion on incident light; a multilayer wiring structure including an upper wiring layer and a lower wiring layer provided between the semiconductor substrate and the second electrode; and a signal detection circuit provided in the semiconductor substrate and the multilayer wiring structure, including a signal detection transistor and a first capacitance element, and detecting the signal. The signal detection transistor includes a gate and a source region and a drain region, the first capacitance element includes a first lower electrode, a first upper electrode, and a dielectric film disposed therebetween, the upper wiring layer is disposed between the second electrode and the gate, and the upper wiring layer includes the first upper electrode..
Panasonic Intellectual Property Management Co., Ltd.

Turntable with light transmission round platter and light collection spindle

A turntable with a light transmission round platter and at least one light collection spindle is provided. The light transmission round platter connects to the light collection spindle, and the light collection spindle is driven by a motor to rotate the light transmission round platter.
Ortery Technologies, Inc.

Microscope illumination system

An illumination system and method for operating the same is disclosed. The illumination system includes a spatial light modulator (slm), first and second optical systems, a controller and a mask.
Keysight Technologies, Inc.

Anti-reflection optical member

An anti-reflection optical member has a laminated structure including: a transparent substrate having a first refractive index greater than that of a predetermined medium; a metal-microparticle-containing layer containing metal microparticles; and a dielectric layer having a second refractive index greater than that of the predetermined medium, in this order. At least 60% of the metal microparticles are flat particles with a diameter-to-thickness ratio of 3 or more.
Fujifilm Corporation

Laser radar device

Disclosed is a laser radar device including optical branching couplers each of that branches a laser light oscillated, optical modulators each of that modulates a laser light after being branched, an optical combining coupler that combines laser lights modulated by the optical modulators, an optical combining coupler that combines other laser lights after being branched, an optical system that emits a composite light from the optical combining coupler, and receives lights scattered by a target, an optical combining coupler that combines the scattered lights and a composite light from the optical combining coupler, an optical detector that detects beat signals from a composite light from the optical combining coupler, a signal processing unit that extracts information about the target from the beat signals, and a diffraction grating that emits a light incident thereupon toward a specific direction according to the angle and the frequency of the incident light.. .
Mitsubishi Electric Corporation

Solid state light source device, automotive lighting using same, image display device, and drive solid state light source device

A solid state light source device includes n (an integer of two or more) sets of solid state light source assemblies having a plurality of solid state light source cells arranged in a matrix pattern a multiple lens block including n incidence faces facing the n sets of solid state light source assemblies and causing light emitted from the solid state light source cells to be incident through multiple lens cells of a matrix pattern and one emission face composing the light incident from the n incidence faces and a dichroic filter that is obliquely arranged on the incidence faces inside the multiple lens block and selectively reflects or transmits incident light based on the incident light wavelength. Light distribution characteristics and color temperature of light exiting the emission face of the multiple lens block are controlled by a ratio of power supplied to the solid state light source cells..
Hitachi Maxell, Ltd.

Projection display apparatus

The projection display apparatus of the present disclosure comprises a light source, an optical modulator element, a projection lens, a pixel shift element, and a controller. The optical modulator element modulates incident light from the light source with a input signal.
Panasonic Intellectual Property Management Co., Ltd.

Display device

A light modulation device having an image forming area in which a plurality of pixels is arranged, and adapted to modulate incident light, and an illumination device adapted to illuminate the image forming area are provided, and the illumination device has an effective dimming area in which a plurality of dimming parts each capable of individually controlling a light intensity of the light for illuminating the image forming area is arranged, illumination areas illuminated by the light emitted from the dimming parts adjacent to each other out of the plurality of dimming parts partially overlap each other, and the light enters the light modulation device, and the position of the peak of the intensity distribution of the light emitted from the dimming part located on the outermost side of the effective dimming area is located on the outer edge of the image forming area or outside the image forming area.. .
Seiko Epson Corporation

Image pickup element, imaging device, and imaging method

In order to improve imaging performance, an imaging apparatus is provided to include an image capturing unit configured to detect incident light and generate a raw image data, a compression unit configured to compress the raw image data to generate a coded data having a data amount smaller than that of the raw image data, and an output unit configured to output the coded data to a processing unit for processing the coded data. Furthermore, the image capturing unit, the compression unit, and the output unit are configured to be within a same semiconductor package..
Sony Corporation

Image pickup apparatus that automatically adjusts black balance, control method therefor, and storage medium

An image pickup apparatus which is capable of performing automatic adjustment of black balance properly without the need to have a member for fully shielding light. A diaphragm of a lens barrel and an nd filter, which is provided separately from the diaphragm, adjust the amount of light incident on an image pickup device that picks up an image of a subject.
Canon Kabushiki Kaisha

Liquid crystal display device

A pixel portion has a liquid crystal sandwiched between a pixel electrode and a common electrode. The liquid crystal is driven in response to a potential difference between a voltage applied to the pixel electrode and a voltage applied to the common electrode, and incident light is modulated in the liquid crystal in response to the potential difference.
Jvc Kenwood Corporation

Method and creating a fast vanishing light scattering volume/surface

One embodiment relates to a method for creating a fast vanishing light scattering surface/volume to which an image is projected. The method includes: creating two portions of atomized particles of a given particle size that does not allow an incident light having a visible spectrum from being scattered, reflected and/or dissipated; and ejecting these two portions of the atomized particles from two opposite directions towards each other.
Fukoku Co., Ltd.

Apparatus and augmenting human vision by means of adaptive polarization filter grids

Methods and apparatus are described herein related to a see through head mountable device (hmd) configured to reduce glare originating from polarized light. Each eyeglass of the hmd is associated with a grid comprising a plurality of dynamically configurable polarization filters placed in the path of the light.

Analysis device, analysis method, optical element and electronic analysis device and analysis method, and designing optical element

An analysis device includes an optical element which includes a metal layer, a light transmitting layer on the metal layer, and a plurality of metal particles on the light transmitting layer arranged at a first interval p1 in a first direction and arranged at a second interval p2 in a second direction intersecting the first direction, p1<p2≦q+p1, a light source which irradiates incident light of linearly polarized light in the first direction onto the optical element, and a detector which detects light emitted from the optical element. Where q represents the interval between diffraction gratings..
Seiko Epson Corporation

Linear frequency domain grating and multiband spectrometer having same

A linear frequency domain grating and a multiband spectrometer having the same. The linear frequency domain grating includes a dispersive optical element and a diffractive optical element being substantially in contact with the dispersive optical element or being substantially integrated with the dispersive optical element, configured to receive a beam of incident light along an incident optical path, and diffract and disperse it into its constituent spectrum of frequencies of the light that is output from the dispersive optical element along an output optical path, such that the output light has a spatial distribution on a focal plane in the output optical path that is a linear function of the frequency.

Optical encoder unit, and optical encoder

An optical encoder unit includes: a light source having a predetermined light distribution; an optical scale having a polarizer whose polarization direction on a plane is along a predetermined direction, and whose polarization direction is changed according to rotation; and an optical sensor unit including a first photoreceiver, a second photoreceiver, a third photoreceiver, and a fourth photoreceiver for receiving incident light that is light source light from the light source made incident on the respective photoreceivers by passing through or being reflected by the optical scale. An emitting surface of the light source and the optical sensor unit are arranged at positions so as to receive a light intensity that is predetermined times greater or more than that corresponding to dark current of the optical sensor..
Nsk Ltd.

Thermal energy storage device

The present invention relates to a thermal heat storage device. According to one aspect of the present invention, the thermal heat storage device comprises: a fresnel lens for concentrating incident light to output the same; a heat collection port located at a lower part of the fresnel lens to receive the incident light concentrated by the fresnel lens; a heat pipe of which a portion is inserted into the heat collection port, and which has a heating medium, changing from a liquid state to a gaseous state by the heat collected by the heat collection port, filled therein; a heat-dissipation plate mounted on the outer surface of a portion of the heat pipe to radiate, to the outside, the heat of the heat pipe heated by the heating medium in the gaseous state; a heat exchange unit having the heat-dissipation plate therein and has a heat transfer liquid, which is heated by the heat radiated by the heat-dissipation plate, filled therein; and a heat storage tank connected to the heat exchange unit to receive and store the heated heat transfer liquid of the heat exchange unit and to output, to the heat exchange unit, the heat transfer liquid of which the heat is lost..

Solid state imaging device for reducing dark current, manufacturing the same, and imaging apparatus

A solid state imaging device having a light sensing section that performs photoelectric conversion of incident light includes: an insulating layer formed on a light receiving surface of the light sensing section; a layer having negative electric charges formed on the insulating layer; and a hole accumulation layer formed on the light receiving surface of the light sensing section.. .
Sony Corporation

Solid-state imaging device and manufacturing the same, and electronic apparatus

There is provided a solid-state imaging device including: an imaging pixel including a photoelectric conversion unit which receives incident light; and a phase difference detection pixel including the photoelectric conversion unit and a light shielding unit which shields some of the light incident to the photoelectric conversion unit, in which the imaging pixel further includes a high refractive index film which is formed on the upper side of the photoelectric conversion unit, and the phase difference detection pixel further includes a low refractive index film which is formed on the upper side of the photoelectric conversion unit.. .
Sony Corporation

Solid-state imaging device, manufacturing solid-state imaging device, and imaging apparatus

A solid-state imaging device includes, in a semiconductor substrate, a pixel portion provided with a photoelectric conversion portion, which photoelectrically converts incident light to obtain an electric signal and a peripheral circuit portion disposed on the periphery of the pixel portion, wherein a gate insulating film of amos transistor in the peripheral circuit portion is composed of a silicon oxynitride film, a gate insulating film of amos transistor in the pixel portion is composed of a silicon oxynitride film, and an oxide film is disposed just above the photoelectric conversion portion in the pixel portion.. .
Sony Corporation

Liquid crystal display device

A pixel portion has a liquid crystal sandwiched between a pixel electrode and a common electrode. incident light onto the liquid crystal is modulated in response to a potential difference between the pixel electrode and the common electrode.
Jvc Kenwood Corporation

Imaging device having structure using anchor mechanism

The imaging device is constituted of a lens, an imaging device receiving the incident light and converting the incident light to be an electrical signal, a cylindrical member accommodating the lens, a holder holding the imaging device, a groove formed of an outer periphery surface of the cylindrical member and an inner periphery surface of the holder, an adhesive provided in the groove with the outer periphery surface and the inner periphery surface being contacted with each other, and an anchor mechanism provided in the groove, producing an anchor effect in combination with the adhesive, thereby increasing the strength of a joint between the cylindrical member and the holder.. .
Denso Corporation

Wavelength plate and optical device

Where Δn1 represents birefringence of first birefringent layer, Δn2 represents birefringence of second birefringent layer, t1 represents a film thickness of first birefringent layer, t2 represents a film thickness of second birefringent layer, θ1 represents angle between optical axis of first birefringent layer and incident linearly polarized light, θ2 represents angle between optical axis of second birefringent layer and incident linearly polarized light, and λ represents a predetermined value in a range of wavelengths of incident light.. .

Optical grating coupling structure

The invention relates to a grating coupler comprising: —an optical substrate arranged to transfer a light beam, and—a diffraction grating arranged on, or imbedded in, the surface of said optical substrate, said diffraction grating comprising diffraction grating elements comprising each a coating arranged asymmetrically on said diffraction grating elements. The grating coupler is further arranged to satisfy the condition: (n1×sin(iαi)+η2)/λ×p>1, wherein n1 is the refractive index of the optical medium to the incident light side of the diffraction grating elements, n2 is the refractive index of the optical medium to the diffracted light side of the diffraction grating elements, lal the absolute value of the incident angle of the light beam incident on the grating coupler λ is the vacuum wavelength of the diffracted light, and p is the period of the diffraction grating elements..
Csem Centre Suisse D'electronique Et De Microtechn Ique Sa - Recherche Et Developement

Image sensor

An image sensor includes a light receiving section suitable for generating photocharges corresponding to incident light, a first driving section suitable for transferring a first output voltage corresponding to a first voltage to a first column line based on the photocharges, a second driving section suitable for transferring a second output voltage corresponding to a second voltage to a second column line based on the photocharges, and an output section suitable for outputting an image signal based on the first and second output voltages.. .
Sk Hynix Inc.

Flexible substrate lighting fixtures

A lighting fixture can comprise a flexible substrate and an array of light emitting diodes (leds) coupled to the flexible substrate. In various embodiments, the array of leds can be disposed at one region of the flexible substrate, with another area of the flexible substrate free from leds.
Cooper Technologies Company

Room sterilization method and system

A sterilization system consisting of a mobile emitter, a sensing subsystem and a data logging subsystem is described. The emitter has one or more uv emitting lamps or devices.

Solid-state image capturing element, manufacturing method therefor, and electronic device

The present disclosure relates to a solid-state image capturing element, a manufacturing method therefor, and an electronic device, which are capable of controlling a thickness of a depletion layer. The solid-state image capturing element includes pixels each in which a photoelectric conversion film configured to perform photoelectric conversion on incident light and a fixed charge film configured to have a predetermined fixed charge are stacked on a semiconductor substrate.
Sony Corporation

Imaging apparatus and control method

An imaging apparatus including an electric charge accumulation unit configured to accumulate electric charge in accordance with an incident light quantity; a tracking unit configured to perform tracking; and an exposure control unit configured to perform exposure control, wherein the electric charge accumulation unit performs a first accumulation, and then performs a second accumulation after the first accumulation, wherein the tracking unit performs the tracking based on an image signal obtained through the first accumulation, and wherein the exposure control unit computes a control value for the exposure control based on at least the image signal obtained through the second accumulation of the image signal obtained through the first accumulation and an image signal obtained through the second accumulation.. .
Canon Kabushiki Kaisha

Photonic lock based high bandwidth photodetector

The technique introduced herein decouples the traditional relationship between bandwidth and responsivity, thereby providing a more flexible and wider photodetector design space. In certain embodiments of the technique introduced here, a photodetector device includes a first mirror, a second mirror, and a light absorption region positioned between the first and second reflective mirrors.
Artilux, Inc.

Method and device for monitoring multiple mirror arrays in an illumination system of a microlithographic projection exposure apparatus

Microlithographic illumination system includes individually drivable elements to variably illuminate a pupil surface of the system. Each element deviates an incident light beam based on a control signal applied to the element.
Carl Zeiss Smt Gmbh

An electronic window and the control the same

An electronic window is disclosed. The electronic window comprises: base substrate, first polarizing device, and second polarizing device disposed on the same side or on different sides of the base substrate; in an off state, first polarizing device configured to convert an incident light into a first polarized light and emitting the first polarized light, a polarization direction of the first polarized light is perpendicular to a polarization direction of the second polarizing device, and the second polarizing device is configured to prevent the first polarized light from emitting; and in an on state, first polarizing device configured to transmit the incident light, the second polarizing device configured to transmit the incident light or to convert the incident light into a third polarized light and emit the third polarized light, a polarization direction of the third polarized light is the same as a polarization direction of the second polarizing device..
Boe Technology Group Co., Ltd.

Biodynamic microscopes and methods of use thereof

An apparatus for viewing a biological sample that functions as both a microscope and an interferometer. A short-coherence light source directs light onto the sample.
Purdue Research Foundation

Frequency domain discrimination of tissue proteins

Devices and methods for performing frequency domain (fd) fluorescence lifetime spectroscopy are provided. The devices include a modulated light source, a focusing optical fiber, a detecting optical fiber, and a detector.
The Regents Of The University Of Michigan

Optical design techniques for multilayer thin film devices in compact optical systems

Methods and systems for designing an integrated computational element (ice) device are provided. The method includes generating a plurality of ice device models with a design suite, each ice device model being configured to detect a characteristic of interest of a sample, and including one or more layers.
Halliburton Energy Services, Inc.

Anodizing and pre-anodizing processes based on incoming laser textured part

Substrates having laser textured surfaces and methods for forming the same are described. The methods involve using a laser to form three-dimensional features on a surface of the substrate.
Apple Inc.

Image forming apparatus and dirtiness detection method

A printer includes a printing section that ejects an ink, and a spectrometer that disperses incident light. The spectrometer includes a window section that transmits the light, an optical filter device, and a light receiving section.
Seiko Epson Corporation

Method and detecting matter

An apparatus for detecting matter comprises bulk feeding means configured for feeding a plurality of objects into a detecting region; at least one light source having a focusing element and being configured for illuminating at least one object moving in an object plane in the detecting region; and a first light-analyzing apparatus arranged to sense light that has been transmitted through the object. In the associated method, the object is caused to move in the plane and the object is illuminated with incident light.
Tomra Sorting Nv

Curved automatic-darkening filter

An automatic-darkening filter 10, 10′ that comprises a first polarizer 14, a second polarizer 18, a first liquid-crystal cell 16, and a sensor 64. The first polarizer 14 has a first polarization direction, and the second polarizer 18 has a second polarization direction.
3m Innovative Properties Company

Photoelectric conversion device, image pickup system and manufacturing photoelectric conversion device

A photoelectric conversion device includes a first semiconductor substrate including a photoelectric conversion unit for generating a signal charge in accordance with an incident light, and a second semiconductor substrate including a signal processing unit for processing an electrical signal on the basis of the signal charge generated in the photoelectric conversion unit. The signal processing unit is situated in an orthogonal projection area from the photoelectric conversion unit to the second semiconductor substrate.
Canon Kabushiki Kaisha

Image sensor including color filter and manufacturing the image sensor

An image sensor including a color filter and a method of manufacturing the image sensor are provided. The image sensor includes a light-sensing layer configured to detect incident light, and convert the incident light to an electrical signal.
Samsung Electronics Co., Ltd.

Spatial light modulation element module, photolithographing apparatus, exposure apparatus, manufacturing spatial light modulation element module and manufacturing device

A spatial light modulation element module having a large area is manufactured. A spatial light modulation element module comprising a base member and a plurality of spatial light modulation element arrays, wherein each of the plurality of spatial light modulation element arrays has a light modulation element which modulates and emits at least one of the intensity and the phase of an incident light, and the base member maintains the plurality of spatial light modulation element arrays in a predetermined relative position in a bare chip state.
Nikon Corporation

Display screen film, preparation method therefor and energy saving method

Disclosed are a display screen film and a preparation method therefor, and an energy saving method. The display screen film comprises an oriented carbon nanotube layer and a quartz glass layer, wherein the oriented carbon nanotube layer is located above the quartz glass layer, comprises an oriented growth carbon nanotube, and is configured to refract all incident light through the oriented growth carbon nanotube; the quartz glass layer is used for the carbon nanotube layer to grow orientately thereon, and is also used for absorbing the incident light so as to enable all the incident light to reach the oriented carbon nanotube layer..
Zte Corporation

Optical absorber which absorbs light beam

An optical absorber includes a first light-absorbing body which receives light incident from an entrance aperture and partially absorbs and reflects the incident light, and a second light-absorbing body which partially absorbs the incident light reflected by the first light-absorbing body and partially reflects the incident light toward the first light-absorbing body. The reflectance and light resistance of the first light-absorbing body are set higher than the reflectance and light resistance, respectively, of the second light-absorbing body..
Fanuc Corporation

Image capturing device

An image capturing device includes: a plurality of first pixels that have a plurality of color components, and that generate first signals by photoelectrically converting incident light; a plurality of second pixels that generate second signals by photoelectrically converting light that has passed through the first pixels; and a drive unit that reads out the first signals from the first pixels, and that reads out the second signals from the second pixels at timings that are different from timings of reading out the first signals.. .
Nikon Corporation

Image capturing device, image capturing method, coded infrared cut filter, and coded particular color cut filter

Disclosed is an image capturing device that can easily perform image processing of visible light region and that of near infrared region, while utilizing a general image capturing device structure. The image capturing device comprises: a color filter that divides an incident light into a plurality of color lights; a photo sensor that converts the plurality of color lights as divided by the color filter to data representing image signals; a coded infrared cut filter that is placed before the color filter in the light proceeding direction or between the color filter and the photo sensor and that has infrared cut parts for cutting off near infrared lights and infrared passage parts for allowing near infrared lights to pass therethrough; and an image processing means that acquires a plurality of pieces of color information and a piece of near infrared information for each of a plurality of pixels on the basis of a plurality of image signals related to the lights having passed through the infrared cut parts and an image signal related to the light having passed through the infrared passage part for each of the pixel and adjacent pixels..
Nec Corporation

Image-capturing device, organic el element, image-capturing method, program, and recording medium

The present invention provides an image-capturing device that reduces the effect of direct incident light on an image-capturing element and allows a high contrast image to be obtained. The present invention provides an image-capturing device including: an image-capturing element 11; a light emitting element 13; and an image data correction unit, wherein the light emitting element 13 irradiates a subject 14 with light, the image-capturing element 11 senses the light 16 reflected by the subject 14 and generates an image data, and the image data correction unit corrects the image data by subtracting incident light 15 directly entered into the image-capturing element 11 from the light emitting element 13 without being reflected by the subject 14 from the image data..
Nec Lighting, Ltd.

Photovoltaic systems with intermittent and continuous recycling of light

Photovoltaic systems and methods for optimizing the harvesting of solar energy are disclosed. The photovoltaic system includes: a housing; and a solar panel assembly supported within the housing.

Solar power generating device

The solar power generating device according to the present invention comprises: solar cell modules disposed in a plurality of rows and columns; and an inclination control member for controlling the inclination angle of all the solar cell modules at a time, wherein the inclination control member comprises: a support part for supporting the solar cell modules; a control part, disposed on the support part, for controlling the inclination angle of the solar cell modules; and a driving part for driving the control part. In the solar power generating device according to an embodiment, the solar cell modules connected to the support unit can be vertically moved at one time by the inclination control member.
Lg Innotek Co., Ltd.

Organic light emitting diode display panel and its manufacturing method, display device

Provided are an oled display panel and its manufacturing method, as well as a display device. The oled display panel includes: a base substrate; and an organic light emitting unit, a pixel defining layer and a packaging substrate, arranged on the base substrate.
Boe Technology Group Co., Ltd.

Solid-state image pickup device and manufacturing same

Disclosed herein is a solid-state image pickup device including: a photoelectric conversion section configured to convert incident light into a signal charge; a transfer transistor configured to read the signal charge from the photoelectric conversion section and transfer the signal charge; and an amplifying transistor configured to amplify the signal charge read by the transfer transistor, wherein a compressive stress film having a compressive stress is formed on the amplifying transistor.. .
Sony Corporation

Solid-state imaging device, imaging device, solid-state imaging device manufacturing method

A solid-state imaging device includes a plurality of substrates provided to be overlapped and a connection structure. Each of the substrates includes a semiconductor layer in which a photoelectric conversion unit configured to convert incident light to a signal is formed, and an interconnection layer in which an interconnection configured to transmit the signal is formed and which overlaps the semiconductor layer.
Olympus Corporation

Imaging device

An imaging device includes: a plurality of first pixels that includes pixels of a plurality of color components and generates a first signal from incident light; a plurality of second pixels that generates a second signal from light that has transmitted at least a part of the first pixels; and a signal generation unit that generates a signal obtained by combining the first signal and the second signal.. .
Nikon Corporation

Light-field camera

The invention provides a light-field camera for capturing multiple views of a scene, representing samples of a light-field, having: a primary camera configured for capturing a primary digital two-dimensional image of the scene; a two-dimensional camera array having a plurality of secondary cameras, each of the secondary cameras being configured for capturing a secondary digital two-dimensional image of the scene to produce at least one set of secondary digital two-dimensional images of the scene; a semitransparent mirror arranged such that an incident light beam originating from the scene is split up in a first partial light beam, directed to the primary camera, and a second partial light beam, directed to the camera array; and a processing unit configured for receiving the primary digital two-dimensional image and the at least one set of secondary digital two-dimensional images and configured for computing depth information for the primary digital two-dimensional image or a digital two-dimensional image corresponding to the primary digital two-dimensional image based on the set of secondary digital two-dimensional images.. .
Fraunhofer-gesellschaft Zur Foerderung Der Angewandten Forschung E.v.

Light guide plate, backlight module, and liquid crystal display device

The present invention provide a light guide plate and it includes an incident light surface for receiving a light beam projected therein, and a light exiting surface for directing the light beam out of the light guide plate, and a bottom surface opposite to the incident slight surface, wherein the incident light surface is perpendicular to the light exiting surface, and the light exiting surface is provided with a plurality of grooves, wherein the light guide plate further comprises a pair of side surfaces arranged on both sides of the light exiting surface, and the side surfaces are perpendicular to the incident light surface, wherein a longitudinal direction of the side surfaces is same as a direction of the grooves, and a distance between the side surfaces and the bottom surface is smaller than a distance between the light exiting surface and the bottom surface. The present invention further provides a backlight module and a liquid crystal display device incorporated with such a light guide plate..
Shenzhen China Star Optoelectronics Technology Co. Ltd.

Reflective film, backlight module and display apparatus

Embodiments of the present invention disclose a reflective film, a backlight module comprising the reflective film and a display apparatus comprising the backlight module. A row of low-reflection dots are disposed on a side of a surface of the reflective film, and regions of the surface of the reflective film corresponding to the low-reflection dots have smaller reflectivity with respect to the incident light from an led light strip disposed at a side of the row of the low-reflection dots than other regions of the surface of the reflective film with respect to the incident light from the led light strip.
Boe Technology Group Co., Ltd>

Backlight module and liquid crystal display device

The present invention provides a backlight module, which comprises a back board, a light guide plate, a light source, a middle frame and a quantum bar; wherein the light guide plate is disposed between the back board and the middle frame, which comprises the incident light side and the light emitting side, the incident light side is close to the light source, which is provided with a groove of which the opening faces to the middle frame; the quantum bar accommodates in the cavity of the groove, one end of which abut with the bottom of the inner wall of groove; the middle frame cover is disposed on the light guide plate and the light source, one side of which facing to the back board is provide with a first buffer block abutting on the other end of the quantum bar. The present invention also provides a liquid crystal display device.
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Spectroscopic sensor and electronic apparatus

A spectroscopic sensor has plural angle limiting filters that limit incident angles of incident lights, plural light band-pass filters that transmit specific wavelengths, and plural photodiodes to which corresponding transmitted lights are input. The spectroscopic sensor is a semiconductor device in which the angle limiting filters, the light band-pass filters, and the photodiodes are integrated, and, assuming that the surface on which impurity regions for the photodiodes are formed is a front surface of a semiconductor substrate, holes for receiving lights are formed in the impurity regions from the rear surface side..
Seiko Epson Corporation

Positional deviation measuring device, non-transitory computer-readable recording medium containing a positional deviation measuring program, and manufacturing semiconductor device

According to one embodiment, an adjusting unit adjusts a refracting angle of incident light with respect to a substrate, a detector detects reflected light from the substrate, and a calculating unit calculates positional deviation of the pattern based on patterns respectively reflected in reflected lights obtained from the incident light generating n number of refracting angles with respect to the substrate, where n is an integer of two or greater.. .
Kabushiki Kaisha Toshiba



Incident Light topics:
  • Incident Light
  • Semiconductor
  • Conversions
  • Conductive Layer
  • Antenna Elements
  • Antenna Array
  • Liquid Crystal Display
  • Liquid Crystal
  • Pressure Measurement
  • Intraocular
  • Intraocular Pressure
  • Appliances
  • Transport Layer
  • Photoelectric Conversion
  • Silicon Oxynitride


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