This page is updated frequently with new Incident Light-related patent applications.
|| List of recent Incident Light-related patents
|Solid-state imaging device, manufacturing method therefor, and imaging apparatus|
A solid-state imaging device includes: a first chip including a pixel array in which a plurality of photoelectric conversion portions converting incident light into an electric signal are disposed; a second chip having an area in a plan view less than an area of the first chip in the plan view and electrically and physically connected to the first chip; and a support portion provided to cover an entire region which is not covered with the second chip in a surface of the first chip connected to the second chip and configured to support the first chip so that flatness of the first chip may be maintained.. .
|Light flux diameter-expanding element and display apparatus|
A light flux diameter-expanding element (pupil expanding element) which is used in a retina scanning type display apparatus includes a first diffraction grating having a grating pattern extending in a first direction x, a second diffraction grating, a third diffraction grating, and a fourth diffraction grating, and expands a diameter of the incident light flux in a second direction y so as to emit the light. In addition, the light flux diameter-expanding element includes a fifth diffraction grating having a grating pattern extending in the second direction y, a sixth diffraction grating, a seventh diffraction grating, and an eighth diffraction grating, and expands a diameter of the incident light flux in the first direction x so as to emit the light..
Seiko Epson Corporation
|Multipass virtually imaged phased array etalon|
An example system determines biomechanical properties of eye tissue. The system includes a confocal microscopy system configured to scan the incident light across a plurality of cross-sections of the tissue.
|Method and system for determining strain distribution in a sample|
A control system is presented for use in measuring one or more parameters of a sample. The control system comprises an input utility and a processor utility.
Nova Measuring Instruments Ltd.
|Device for compensating for the drift of a phase shift of a device for modulating the polarization state of a light beam|
A device for analyzing and/or generating a polarization state of a measurement point of a target object includes a polarizer suitable for selecting, in an incident light wave, a light beam which is linearly polarized in a predefined direction; a first birefringent element suitable for having the light beam pass therethrough; a second birefringent element identical to the first element and suitable for having the light beam pass therethrough, the light beam then being directly or indirectly directed toward the object in order to be reflected in the form of a reflected beam. The device includes an optical assembly having one or more optical elements located in an optical path between the first element and the second element, and the optical assembly includes an odd number of mirrors, or, an odd number of half-wave plates, or, an odd number of a mix of mirrors and half-wave plates..
Centre National De La Recherche Scientifique - Cnrs-
A vehicular lamp includes a plurality of light sources (7); a first lens (8) with an incident surface (11) upon which light emitted from the light sources (7) is incident and an emission surface (12) from which an incident light from the incident surface (11) is emitted; and a second lens (9) with a light incident surface (15) upon which the light emitted from the emission surface (12) of the first lens (8) is incident and a light emission surface (16) from which an incident light from the light incident surface (15) is emitted. A reflective portion (13) that internally reflects the incident light from the incident surface (11) toward the emission surface (12) is formed on the first lens (8), and a diffusion processing portion (15a) that diffuses light is formed on the light incident surface (15) of the second lens (9)..
Toyota Jidosha Kabushiki Kaisha
An image sensor for converting incident light into digital signals is disclosed. In one aspect, the image sensor includes a matrix of light-sensitive pixels arranged in a plurality of pixel columns each having a predetermined lateral extent.
|Piezoelectric layer, piezoelectric component, piezoelectric actuator, piezoelectric sensor, hard-disk drive and ink jet printer|
A piezoelectric layer made of potassium sodium niobate which is a perovskite type compound represented by the formula abo3, wherein, in the raman spectroscopy measurement of the piezoelectric layer which is performed while the piezoelectric layer is rotated in the in-plane direction, the measured intensity of the lattice vibration region of the perovskite type compound in the raman spectrum obtained in polarized raman spectroscopy measurement (yx) has a periodicity of approximately 90°, wherein, the polarized raman spectroscopy measurement (yx) is performed while the piezoelectric layer is rotated in the in-plane direction and raman scattering light is polarized in a direction perpendicular to that of the incident light.. .
|Concentrating optical waveguide and containment chamber system|
In embodiments of the present invention improved capabilities are described for a concentrating optical waveguide and containment facility comprising wide acceptance angle, high ratio, solar concentrators where the facility operates independent of the need for solar tracking. The invention utilizes unique non-focusing waveguide optics and containment chambers to concentrate and contain incident light such that the effective concentration is the ratio of incident surface area to the power producing element within or at the exit of the containment chamber..
|Semiconductor device, manufacturing method thereof and imaging apparatus|
A semiconductor device for converting incident light into an electric current includes a semiconductor substrate; an electrode embedded in the semiconductor substrate; an insulation film contacting the electrode in the semiconductor substrate; a first semiconductor region of a first conductivity type, a second semiconductor region of a second conductivity type and a third semiconductor region of the first conductivity type, formed sequentially in a depth direction from a side of a front face of the semiconductor substrate; and a fourth semiconductor region of the second conductivity type contacting the insulation film and the second semiconductor region. An impurity concentration of the fourth semiconductor region is greater than an impurity concentration of the second semiconductor region..
Ricoh Company, Ltd
Turn signal lamp assembly for vehicle door mirror, and vehicle door mirror
A casing of a turn signal lamp assembly includes a lamp housing and an outer lens, each of which includes a transparent member, being overlaid on each other and joined to each other at peripheral edges. The lamp housing includes a light entrance portion that receives incident light emitted from a light source, a light-guiding lens portion that guides the incident light, and a light exit portion that outputs the guided light..
Methods for polishing inorganic substrates
A method for treating a surface of inorganic flooring (e.g., concrete, terrazzo, or a ceramic) includes applying a composition that includes a silicate to a surface of the inorganic flooring and, while the composition is present on the surface, polishing the surface. The silicate may be a lithium polysilicate and/or a colloidal silica.
Advanced Concrete Technologies Llc
Polarization-dependent lens structure and manufacturing the same
Provided is a polarization-dependent lens structure. The lens structure includes an optically-isotropic polymer layer having a reverse lens shape on a first surface and a lens portion where the surface of the optically-isotropic polymer layer is filled with liquid crystalline polymers, nano-scale 1d lattice structures (nano-scale grooves) are formed on an upper surface thereof, and the liquid crystalline polymers are aligned by the nano-scale 1d lattice structures along a direction of long axes of the 1d lattice structures, wherein it is determined according to a polarization direction of incident light whether or not the polarization-dependent lens structure operates as a lens..
Kyungpook National University Industry-academic Cooperation Foundation
Backlighting module and light guide module both comprising gradient index lens
A light guide module includes a light guide plate and a gradient index lens. The light guide plate has a light output surface and a light incident surface.
Non-invasive wine taint detector
A system includes a computing device including a memory configured to store instructions. The computing device also includes a processor to execute the instructions to perform operations including initiating transmission of incident light from one or more light sources to a sealed bottle containing liquid.
Vector light sensor and array thereof
A vector light sensor (vls) includes a substrate and a sensor structure. The substrate includes a major surface.
Simon Fraser University
Vector light sensor and array thereof
A vector light sensor (vls) includes a substrate and a sensor structure. The substrate includes a major surface.
Simon Fraser University
Wavelength conversion device, manufacturing method thereof, and related illumination device
A wavelength conversion device, a manufacturing method thereof, and a related illumination device. The wavelength conversion device comprises a fluorescent powder layer (110) that is successively stacked, a diffuse reflection layer (120), and a high-thermal-conductivity substrate (130).
Appotronics China Corporation
Isolated global shutter pixel storage structure
A pixel cell includes a photodiode disposed in a semiconductor material to accumulate image charge in response to incident light directed to the photodiode. A global shutter gate transistor disposed in the semiconductor material and is coupled to the photodiode to selectively deplete the image charge from the photodiode.
Omnivision Technologies, Inc.
Imaging element and manufacturing the same
A solid-state image sensor including a substrate having a photoelectric conversion element disposed therein, the photoelectric conversion element converting an amount of incident light into a charge amount, a memory unit disposed at a side of the photoelectric conversion element, the memory unit receiving the charge amount from the photoelectric conversion element, a first light-shielding section formed at a first side of the memory unit and disposed between the charge accumulation region and the photoelectric conversion element, and a second light-shielding section formed at a second side of the memory unit such that the second side is opposite the first side.. .
A display device includes a light modulation layer and a light source. The light modulation layer is disposed between a pair of transparent substrates, has determined refractive index anisotropy, and includes plural light modulation elements which differ in responsiveness to an electric field generated by electrodes formed on a transparent substrate.
Japan Display Inc.
Optical scanner apparatus
An optical scanner apparatus that oscillates a mirror to scan incident light, includes an optical scanner unit that includes a sensor that detects an oscillation angle of the mirror, and an interconnect connected to the sensor; and a shading unit that shades the sensor and the interconnect from stray light of the incident light and ambient light.. .
Mitsumi Electric Co., Ltd.
Light down conversion film and display backlight unit using the same
The disclosure provides a display backlight unit and its light down conversion film. The light down conversion film may include a quantum-dot layer sandwiched between input substrate and an exit substrate.
Industrial Technology Research Institute
Optical effect structures
The present invention provides an optical coating structure (10) applied to the surface of an object. “scattering structures” are introduced to the basal, upper or middle layers of a multilayer reflector to cause a particular (calculated) degree of scattering, or to the surface of a black/color pigmented object to cause either enhanced transmission at the environment-object interface or omni-directional (as opposed to directional) reflections of which only a narrow portion can be observed.
Spectroscopy systems and methods using quantum cascade laser arrays with lenses
A spectroscopy system includes an array of quantum cascade lasers (qcls) that emits an array of non-coincident laser beams. A lens array coupled to the qcl array substantially collimates the laser beams, which propagate along parallel optical axes towards a sample.
Pendar Technologies, Llc
Optical module, electronic device, and driving optical module
Provided is an optical module including a wavelength-selective interference filter capable of selecting light of a predetermined wavelength from incident light and changing the wavelength of emitted light, a rolling shutter capturing element in which a light receiving process including a light exposing period for accumulating charges as well as a light blocking period for outputting a detection signal corresponding to the charges accumulated during the light exposing period is sequentially performed in a delayed manner per pixel row configured of a plurality of pixels, and a filter drive unit controlling a wavelength changing drive of the wavelength-selective interference filter.. .
Seiko Epson Corporation
Image pickup apparatus
An image pickup apparatus, including: an image pickup element including pixels arranged two-dimensionally; a photoelectric converter arranged for each of the pixels and configured to generate a charge corresponding to incident light amount; a switching unit configured to switch between states of the charge of the photoelectric converter being transferable and not transferable to a charge retainer; a correction data generator configured to read a signal for each pixel from the charge retainer under a state of the charge of the photoelectric converter being not transferable to the charge retainer, to generate noise correction data for each pixel; and a pixel noise corrector configured to read the signal for each pixel from the charge retainer under a state of the charge of the photoelectric converter being transferable to the charge retainer, to thereby correct noise for each pixel based on the noise correction data generated by the correction data generator.. .
Solid-state imaging device and manufacturing the same, and electronic apparatus
The present disclosure relates to a solid-state imaging device, a method for manufacturing the same, and an electronic apparatus capable of improving sensitivity while suppressing degradation of color mixture. The solid-state imaging device includes an anti-reflection portion having a moth-eye structure provided on a boundary surface on a light-receiving surface side of a photoelectric conversion region of each pixel arranged two-dimensionally, and an inter-pixel light-blocking portion provided below the boundary surface of the anti-reflection portion to block incident light.
Method of manufacturing substrate of organic light-emitting display device
A method of manufacturing a substrate of an organic light-emitting display device, the method including: forming, on a first surface of a transparent substrate, a photothermal conversion layer configured to covert incident light into thermal energy; forming partition walls on the first surface in a first region of the photothermal conversion layer, the partition walls including a photosensitive compound including a resorcinarene, the resorcinarene including a perfluorocarbon group; forming an organic material layer on the first surface in a second region of the photothermal conversion layer, the second region being defined by the partition walls; removing the partition walls; placing a target substrate over the organic material layer; and applying light to a second surface of the transparent substrate, the second surface being opposite the first surface of the transparent substrate.. .
Pixels of image sensors, image sensors including the pixels, and image processing systems including the image sensors
Pixels of image sensors are provided. The pixels may include a photo diode configured to accumulate photocharges generated therein corresponding to incident light during a first period, a storage diode configured to store photocharges accumulated in the photo diode and a storage gate configured to control transfer of the photocharges accumulated in the photo diode to the storage diode.
Solid-state imaging device, manufacturing the same, and imaging apparatus
A solid-state imaging device includes a photoelectric conversion section which is disposed on a semiconductor substrate and which photoelectrically converts incident light into signal charges, a pixel transistor section which is disposed on the semiconductor substrate and which converts signal charges read out from the photoelectric conversion section into a voltage, and an element isolation region which is disposed on the semiconductor substrate and which isolates the photoelectric conversion section from an active region in which the pixel transistor section is disposed. The pixel transistor section includes a plurality of transistors.
Solid-state imaging device
A backside illumination-type solid-state imaging device is provided in which an amount of accumulated charge of a photodiode is increased and a read out path of a stacked-type photodiode is simplified. A photodiode of a backside illumination-type solid-state imaging device is made to be of an accumulation gate structure, and thereby the amount of accumulated charge and sensitivity are increased.
Embodiments of an optical mask include a base substrate having one surface and an opposed other surface; a reflection pattern layer formed on the one surface of the base substrate, the reflection pattern layer having one surface and an opposed other surface and including a cut portion which light radiated from the other surface of the base substrate penetrates and a reflection unit reflecting the light; and a photothermal conversion pattern layer in a region overlapped with the cut portion. The photothermal conversion pattern layer is divided into a first region having high light absorptance and a second region having lower light absorptance than the first region.
Electro-optic phase modulator and modulation method
The electro-optic phase modulator intended to modulate the optical phase of a lightwave incident on the modulator, includes an electro-optic substrate having an entrance face and an exit face, an optical waveguide of refractive index (ng) higher than that (ns) of the substrate, continuously rectilinear from a guide entrance end located on the entrance face to a guide exit end located on the exit face, and which is adapted to guide the incident lightwave partially coupled in the waveguide into a guided lightwave propagating along the optical path of the waveguide between the guide entrance end and exit end, and at least two modulation electrodes arranged parallel to the waveguide, so as, when a modulation voltage (vm(t)) is applied between these modulation electrodes, to introduce a modulation phase-shift, function of the modulation voltage, in the guided lightwave. The phase modulator further includes elements for the electric polarization of the substrate..
Electro-optic phase modulator
The electro-optic phase modulator, intended to modulate the optical phase of an incident lightwave, includes an electro-optic substrate with an entrance face and an exit face; an optical waveguide extending between a guide entrance end located on the entrance face and a guide exit end located on the exit face, the incident lightwave being partially coupled in the waveguide into a guided lightwave propagating in an optically guided manner along the optical path of the waveguide between the entrance end and the exit end; at least two electrodes arranged at least partially along the waveguide, parallel to and on either side of the latter, defining between each other an inter-electrode gap, which allow to introduce, when a modulation voltage is applied between them, a modulation phase-shift, function of the modulation voltage, on the guided lightwave. The waveguide has one first curved guide portion between the entrance end and the electrodes..
Device for converting unpolarized incident light into polarized emitting light
A converting device converts an unpolarized incident light into a polarized emitting light. The converting device includes a polarizing or polarization beam splitter, a converting module, and a retroreflector.
High power misalignment-tolerant fiber assembly
Fiber burning and/or overheating of the fiber feedthrough in high-power laser modules, which may cause catastrophic and/or collateral damage, may be addressed by providing an optical fiber assembly designed to withstand overheating due to errant high power laser light that is directed toward the input core of a fiber but may be at least partially misaligned. The optical fiber may be secured within a mount having a passageway such that the end face of the optical fiber extends past an opening of the passageway to a focal plane of the incident light.
The present invention provides a display device which can attain higher contrast than that of the conventional display device. The display device (1) comprises: an image light source (2); and an optical sheet (10) having a plurality of layers for controlling an incident light from the image light source and for outputting the light to the observer side, wherein the optical sheet comprises an optical functional sheet layer (12) in which light-transmissive portion(s) (13) configured to transmit light and light-absorbing portion(s) (14) configured to absorb light are alternately arranged along the sheet plane, and only one layer (11) or a plurality of layers of which refractive indices are substantially the same is(are) provided on the observer side of the optical functional sheet layer..
Method and system for measuring patterned structures
A method and system are presented for determining a line profile in a patterned structure, aimed at controlling a process of manufacture of the structure. The patterned structure comprises a plurality of different layers, the pattern in the structure being formed by patterned regions and un-patterned regions.
Method and eyeglass for the recovery and repair of eyesight
Corrective eyeglass composed of an eyeglass frame designed for holding and positioning the eyeglass on the head; containing two fixed optical elements influencing the passage of the received light, a control unit exerting temporal control over the optical characteristics of said optical element, and one power supply unit supplying at least one optical element and at least one control unit with electrical energy, wherein the optical element influencing the passage of incident light is embodied as a controlled light shutter, at least one control unit is electrically connected to the control unit, and said control unit is embodied as a control unit influencing the optical characteristics of at least one optical element based on a pre-defined controlling signal and providing asymmetric control with a frequency in the range of 0.2 hz to 0.8 hz to the optical elements.. .
An imaging device according to one aspect of the present disclosure includes: a first image pickup cell comprising a first photoelectric converter that converts incident light into a first charge, a first charge detection circuit that is electrically connected to the first photoelectric converter and detects the first charge, and a first capacitive element one end of which is electrically connected to the first photoelectric converter, the first capacitive element storing at least a part of the first charge; and a second image pickup cell comprising a second photoelectric converter that converts incident light into a second charge, and a second charge detection circuit that is electrically connected to the second photoelectric converter and detects the second charge.. .
To provide an imaging device in which incident light can be converted into an appropriate electric signal. The imaging device includes a photoelectric conversion element, a first transistor, a second transistor, a third transistor, and a fourth transistor.
Depth sensor based auto-focus system for an indicia scanner
An indicia reading terminal has a three-dimensional depth sensor, a two dimensional image sensor, an autofocus lens assembly, and a processor. The three dimensional depth sensor captures a depth image of a field of view and create a depth map from the depth image, the depth map having one or more surface distances.
Optical imaging processing system
The present invention provides an optical imaging processing system. The system includes a screen, an incident light source, and at least one optical transmission medium, where the optical transmission medium is disposed in an optical imaging path in which the incident light source is emergent and is projected to the screen; an light incident face of the optical transmission medium faces the incident light source, and an light exiting face of the optical transmission medium faces the screen, where at least one cavity is included between the light incident face and the light exiting face of the optical transmission medium, and a cross-section shape of the cavity is an isosceles trapezoid; and the cavity includes a light transmission area and a light blanking area used for object accommodation, and the optical imaging path bypasses the light blanking area and penetrates through the optical transmission medium through the light transmission area..
Illumination light guide
A light guide of a vehicular lamp includes a first light guide body that guides the incident light from a stationary side light source, and a second light guide body that guides the incident light from a movable side light source. The first light guide body is formed in a twisted bow shape.
Authentication structure/apparatus and method
According to an aspect of an exemplary embodiment, an authentication apparatus for authenticating an object includes an input coupler configured to receive incident light and generate surface plasmons from the incident light; and an output coupler configured to output a speckle pattern based on the surface plasmons.. .
Lamp for vehicle
A lamp for a vehicle includes a light source producing light and a reflector receiving light from the light source and making energy density per unit area of a portion of the exiting light different from that of the incident light.. .
Image sensors and related methods and electronic devices
An image sensor is provided including a pixel array, a correlated double sampling (cds) unit, an analog-digital converting (adc) unit, a control unit, and an overflow power voltage control unit. The pixel array includes at least one unit pixel that generates accumulated charges corresponding to incident light in a photoelectric conversion period and outputs an analog signal based on the accumulated charges in a readout period.
Imagers with depth sensing capabilities
An imager may include depth sensing pixels that provide an asymmetrical angular response to incident light. The depth sensing pixels may each include a substrate region formed from a photosensitive portion and a non-photosensitive portion.
Semiconductor Components Industries, Llc
Imaging apparatus and imaging system
Provided is an imaging apparatus, including a pixel region in which a plurality of pixels are arranged, the plurality of pixels each including: a plurality of photoelectric converters configured to generate charges corresponding to an amount of incident light; a plurality of charge holding portions arranged correspondingly to the plurality of photoelectric converters and configured to hold charges generated by the plurality of photoelectric converters respectively; and a light condensing portion arranged so as to be shared by the plurality of photoelectric converters and configured to guide the incident light to the plurality of photoelectric converters. In the imaging apparatus, a height (vb) of a first potential barrier between two charge holding portions included in the a pixel is lower than a height (va) of a second potential barrier between two charge holding portions included in different pixels..
Canon Kabushiki Kaisha
Banknote discrimination apparatus
A banknote discrimination apparatus includes a plurality of photoelectric conversion elements in which an incident light including fluorescence emitted from a banknote irradiated with excitation light enters; a plurality of organic film filters that are arranged so as to overlap each of the plurality of photoelectric conversion elements, and have mutually different transmission bands; a circuit including a plurality of pixel circuits which are each connected to one corresponding element among the plurality of photoelectric conversion elements and output a pixel signal converted by each photoelectric conversion element in accordance with an intensity of the incident light that transmits through the organic film filter and enters to the photoelectric conversion element; a spectral processor; and a discriminator. At least one of the plurality of organic film filters is a filter obtained by overlapping two or more filter layers on each other..
Light guide plate, backlight unit having the same, display apparatus having the same, and manufacturing the same
A light guide plate includes a light incident surface to which a light is configured to be incident, a light exit surface from which the light incident through the light incident surface is configured to exit, a bottom surface facing the light exit surface configured to reflect at least a portion of the incident light, and a scattering pattern disposed on the bottom surface. The scattering pattern includes a first protrusion portion protruding from the bottom surface, a recess portion disposed along a circumference of the first protrusion portion and recessed from the bottom surface and a second protrusion portion spaced apart from the first protrusion portion and disposed along a portion of the recess portion..
Samsung Display Co., Ltd.
Transparent display apparatus
Disclosed herein is a transparent display apparatus in which a plurality of micro-patterns are formed on a reflection surface of a transparent light guide plate. The transparent display apparatus includes a light source configured to generate light, a transparent light guide plate configured to change a path of the generated light, and to emit the light, a first polarizing plate configured to transmit first polarized light of light emitted from the transparent light guide plate, a liquid crystal panel configured to change a phase of the first polarized light according to driving of liquid crystals; and a second polarizing plate configured to adjust an amount of the first polarized light according to the changed phase of the first polarized light, wherein the transparent light guide plate includes an incident surface to which the light is incident, an exit surface which the incident light exits, a reflection surface being opposite to the exit surface, and a plurality of micro-patterns formed on the reflection surface, and configured to diffuse the incident light..
Samsung Electronics Co., Ltd.
Monochromator using optical filters to select wavelength of light
Provided is a monochromatization device for easily selecting light having a specific wavelength, comprising: a first broadband filter arranged to have a first rotational angle with respect to an incident direction of light to enable a first wavelength band to pass therethrough with respect to the incident light; a second broadband filter arranged to have a second rotational angle with respect to an incident direction of light to enable a second wavelength band to pass therethrough with respect to the light passing through the first broadband filter; and a path compensation unit for adjusting a light path so that the light path passing through the second broadband filter is the same as a path of the light incident to the first broadband filter. Accordingly, the output light efficiency for the incident light is increased and the required specific wavelength can be more easily selected..
Korea Research Institute Of Chemical Technology
Deconvolution to reduce the effective spot size of a spectroscopic optical metrology device
The effective spot size of a spectroscopic metrology device is reduced through deconvolution of a measurement spectra set acquired from a measurement target combined with a training spectra set obtained from a training target. The measurement spectra set may be obtained using sparse sampling of a grid scan of a measurement target.
Apparatus for light intensity adjustment
An apparatus for light intensity adjustment mountable on an automotive camera includes at least one first linear polarizing filter, at least one second linear polarizing filter, the first linear polarizing filter and the second polarizing filter are arrangeable in front of a lens unit of an automotive camera such that incident light passes through the at least one first linear polarizing filter and the at least one second linear polarizing filter before entering the lens unit of the automotive camera, and at least one actuator for moving the at least one first linear polarizing filter and/or the at least one second linear polarizing filter with respect to each other such that the intensity of the emergent light is adjustable. The apparatus is characterized in enabling adjustment of the emergent light intensity by moving the first linear polarizing filter and/or the second linear polarizing filter with respect to each other..
Mirror micromechanical structure and related manufacturing process
A mirror micromechanical structure has a mobile mass carrying a mirror element. The mass is drivable in rotation for reflecting an incident light beam with a desired angular range.
Led with scattering features in substrate
In one embodiment, the transparent growth substrate (38) of an led die is formed to have light scattering areas (40a-c), such as voids formed by a laser. In another embodiment, the growth substrate is removed and replaced by another substrate that is formed with light scattering areas.
Koninklijke Philips N.v.
Image sensor pixel cell with non-destructive readout
A pixel cell includes a photodiode coupled to photogenerate image charge in response to incident light. A deep trench isolation structure is disposed proximate to the photodiode to provide a capacitive coupling to the photodiode through the deep trench isolation structure.
Omnivision Technologies, Inc.
Image sensor and operating the same
An image sensor includes a photoelectric conversion element suitable for generating photocharges corresponding to incident light, a transfer transistor suitable for transferring the generated photocharges to a floating diffusion node based on a transfer signal, and a reset transistor suitable for resetting the floating diffusion node based on a reset signal and including a memory gate.. .
Sk Hynix Inc.
According to one embodiment, a display device includes a light source, a dimming panel which comprises a dimming area including sub-areas arrayed in a matrix and controls a transmittance of light from the light source in each of the sub-areas, and a display panel which comprises a display area including pixels arrayed in a matrix and displays an image due to incident light transmitted through the dimming panel thereon.. .
Japan Display Inc.
Member for projection image display and projection image display system
The present invention provides a member for projection image display, including a reflection layer and a retardation layer, wherein the reflection layer includes a cholesteric liquid crystal layer exhibiting selective reflection in a visible light region, the cholesteric liquid crystal layer is a layer formed from a liquid crystal composition containing a discotic liquid crystal compound, and a front phase difference of the retardation layer is in a range of 50 nm to 400 nm; and a projection image display system which includes the above member for projection image display, wherein the retardation layer is disposed on an incident light side relative to the reflection layer, and the incident light is p-polarized light that vibrates in a direction parallel to a plane of incidence, which is capable of displaying a clear image having high reflectance and high transmittance, without a problem of a double image.. .
Thin film type controlled viewing window back light unit and thin flat type controlled viewing window display using the same
The present disclosure relates to a thin film type controlled viewing window back light unit and a thin flat type controlled viewing window display using the same. The present disclosure suggests a thin film type back light unit which can include: a base film having a width and a length, and including a high refractive film and a low refractive film stacked on the high refractive film; an incident pattern disposed at one side of a bottom surface of the base film; a reflective pattern disposed at an opposite side apart from the one side with the length of the bottom surface of the base film, and covering the width of the opposite side; a light radiating pattern disposed on an upper surface of the base film; a holographic film for controlling a viewing-window disposed on the light radiating pattern; and a light source being apart from the incident pattern, and providing an incident light to the incident pattern..
Lg Display Co., Ltd.
Color conversion film, display panel using color conversion film and manufacturing color conversion film
A color conversion film includes a substrate, a number of first and second indentations defined in the substrate, and a number of quantum dot blocks received in the first and second indentations. The substrate includes a first surface and a second surface parallel to the first surface.
Ye Xin Technology Consulting Co., Ltd.
Reflective target for surveying instruments
Reflective target for surveying instruments having a plurality of planar reflective sections arranged to form a shape having a target axis. Each reflective section includes a plurality of prisms, each prism constituted by a corner cube having three surfaces oriented perpendicular to one another and forming a base for receiving incident light, and each of the prisms is oriented such that a common edge formed by two of the three surfaces of the prism is oriented such that the common edge and the target axis or a line parallel to the target axis lie in a common plane..
Trimble Jena Gmbh
A vehicle instrument includes: a three-dimensional object which is formed of a light transmitting material and is formed so as to protrude from a surface displaying a measurement value involved with a vehicle; and a light source which emits light to the three-dimensional object, wherein the three-dimensional object includes a portion having a different protrusion amount from a light incident surface to which light emitted from the light source is incident, and the light incident surface of the portion having a relatively small protrusion amount from the light incident surface is provided with a high-diffusion portion having a relatively large diffusion degree for the incident light compared with the light incident surface of the portion having a relatively large protrusion amount from the light incident surface.. .
Light-concentrating mechanism, photovoltaic power generation device, window structure, and window glass
[problem] to provide a light-concentrating mechanism that is suitable for photovoltaic power generation. [solution] this light-concentrating mechanism comprises an angle selective reflection means that reflects light having an incident angle of at least a first threshold angle and transmits at least some of the light having an incident angle smaller than the first threshold angle, and an angle-increase reflection means that reflects incident light at an angle greater than the incident angle of said light, the two means being arranged so as to have a gap therebetween.
A solid-state photodetector with variable spectral response that can produce a narrow or wide response spectrum of incident light. Some embodiments include a solid-state device structure that includes a first photodiode and a second photodiode that share a common anode region.
Apparatus and high efficiency fixed target solar thermal concentrator power plants
A fixed target solar thermal tower design is provided that utilizes a low number of collector modules (32, 172, 191), e.g. 5 to 30, mounted on solar-tracking mechanisms.
E-cube Energy Technologies, Ltd.
Vehicle headlight module, vehicle headlight unit, and vehicle headlight device
A vehicle headlight module includes: a light source that emits light that becomes illumination light; a light guide component having an incident surface through which the light emitted from the light source enters the light guide component as incident light, a side surface that reflects the incident light to superpose beams of the incident light, and an emitting surface from which the reflected incident light is emitted; and a projection lens that projects the light emitted from the emitting surface. The light guide component has an inclined surface in the side surface.
Mitsubishi Electric Corporation
In situ adjustable optical mask
Implantable corneal and intraocular implants such as a mask are provided. The mask can improve the vision of a patient, such as by being configured to increase the depth of focus of an eye of a patient.
Endoscope releasing heat generated by imaging element of the endoscope apparatus
An endoscope apparatus includes an imaging element, a flexible substrate, and a flexible heat release sheet. The imaging element is built in an endoscope front end portion so as to receive incident light from a subject.
Solid-state imaging device and operating the same, and electronic apparatus and operating the same
A solid-state imaging device includes a plurality of pixels in a two-dimensional array. Each pixel includes a photoelectric conversion element that converts incident light into electric charge, and a charge holding element that receives the electric charge from the photoelectric conversion element, and transfers the electric charge to a corresponding floating diffusion.
Two-way photographing system of mobile terminal and controlling the same
Disclosed are a two-way photographing system of a mobile terminal and a control method. The system includes a rotating mirror, a lens and an approach sensing apparatus.
Guang Dong Oppo Mobile Telecommunications Corp., Ltd
Transmissive display apparatus and operation input method
A transmissive display apparatus includes an operation section that detects an operational input issued through an operation surface, an image output section for the left eye and an image output section for the right eye that output predetermined image light, an image pickup section that visually presents the predetermined image light in an image pickup area that transmits externally incident light, a sensor that outputs a signal according to a positional relationship between the operation surface and the image pickup area, and a determination section that detects overlap between an optical image of the operation surface that has passed through the image pickup area and the predetermined image in the image pickup area based on the signal according to the positional relationship and receives the operational input when the optical image of the operation surface overlaps with the predetermined image.. .
Seiko Epson Corporation
A near-eye device includes a spatial light modulator and a beam combiner. The spatial light modulator includes an array of phase modulating elements arranged to apply a phase delay distribution to incident light.
Two Trees Photonics Limited
Optical device for augmented reality
An optical device includes a light input part and a light output part. The light input part includes a micro display; a first and a second polarizing beam splitters configured to reflect or transmit incident light including an image displayed on the micro display; and a first quarter wavelength plate configured to receive light transmitted by the first polarizing beam splitter or the second polarizing beam splitter and change a polarized state of the received light.
Samsung Electronics Co., Ltd.
Partially reflecting multilayer optical films with reduced color
A multilayer optical film body includes a first and second packet of microlayers. Each packet partially transmits and partially reflects light over an extended wavelength range, such as the visible region, for normally incident light polarized along a first principal axis of the film body.
3m Innovative Properties Company
Optical-diffusion film for display and reflective display device using same
Disclosed is an optical-diffusion film for display, which is a single-layered optical-diffusion film obtained by photocuring a composition for optical-diffusion film including two or more kinds of polymerizable compounds having different refractive indices, and in which the film thickness of the optical-diffusion film has a value within the range of 60 to 700 μm, and when a coating layer formed by applying a composition for optical-diffusion film in a film form is photocured, and the incident angle of incident light with respect to the normal line of the film plane is varied in the range of −70° to 70° along the travel direction of the coating layer at the time of photocuring, the haze value at each incident angle has a value of 70% or more.. .
An illumination device includes: a light source unit; and an optical member having a plate-like shape and disposed in front of the light source unit, wherein the optical member includes a first refractive prism having a function of refracting light, and a reflective prism disposed on an outer side of the first refractive prism and having a function of reflecting light, wherein an optical axis of the light source unit is configured to pass through a region in which the first refractive prism is disposed, wherein the first refractive prism is configured to cause an incident light to travel to a side opposite to the optical axis, and wherein the reflective prism is configured to cause an incident light to travel to the optical axis side.. .
Minebea Co., Ltd.
High efficiency daylighting structure
A high efficiency daylight directing structure for application on fenestration deploys closely spaced macroscopic bars of transparent resin to eliminate different forms of glare. The spaced apart surfaces provide for efficient reflection of selective incident light, by tir or metallic surfaces, via the ultra-smooth native surfaces from a mold or casting process.
Systems and methods for creating full-color image in low light
Full-color images of low-light scenes are generated by the systems and methods described herein using only two light channels. An array of photosensitive pixels includes two sets of pixels, the first sensitive only to light associated with a first light channel, the second only to light associated with a second light channel.
Imaging apparatus, control method, and program
At least one imaging apparatus includes a sensor configured to output a signal according to an incident light amount, a calculation unit configured to calculate an evaluation value in regard to a flicker based on the output signal from the sensor, a notification unit configured to notify a user of information about a presence of the flicker based on the evaluation value, and a control unit configured to control processing for reducing an influence of the flicker based on the evaluation value. When the evaluation value is equal to or larger than a first threshold value, the notification unit notifies the user of the information about the presence of the flicker.
Canon Kabushiki Kaisha
Solid-state image sensing device and camera
A solid-state image sensing device including a pixel array including a plurality of pixels, wherein each pixel comprises a photoelectric conversion portion arranged in a substrate and a microlens arranged thereon, an insulating member is arranged between the substrate and the microlens, each pixel further comprises a light-guide portion configured to guide incident light to the photoelectric conversion portion, the pixel array includes a central region and a peripheral region, in a pixel located in the peripheral region, the microlens is arranged while being shifted to a side of the central region with respect to the photoelectric conversion portion, and, on a cross section along the shift direction, the microlens has a left-right asymmetric shape and a highest portion of the microlens is located on the side of the central region.. .
Canon Kabushiki Kaisha
Image sensor and electronic device including the same
Disclosed are an image sensor including a light collection member having a multi-layer step shape and an electronic device including the same. This technology can improve light condensing efficiency in a unit pixel since a corresponding pixel lens is included.
Sk Hynix Inc.
Display device and light source device
A display device includes a light source device including a light emission section which emits incident light, a light conversion section which receives the incident light and which converts the intensity of the incident light, and a white light conversion section which converts the light with the converted intensity to white light. With the light source device light emitted from the light conversion section is converted to white light by the white light conversion section.
Japan Display Inc.
Optically diffusive plastic having high stiffness
An optically diffusive plastic can comprise 40 to 94.9 mass % of a polymer resin matrix; 5 to 50 mass % of a glass filler; and 0.1 to 10 mass % of a light diffusing component; wherein the difference between refractive index of the polymer resin matrix and refractive index of the glass filler is less than or equal to 0.02; wherein a 1 millimeter (mm) thick sample of the optically diffusive plastic comprises a dld value of greater than or equal to 1 degree (°) as measured by goniophotometry; wherein the 1 mm thick sample comprises a total transmittance of greater than or equal to 40% for incident light having a wavelength of 360 nanometers (nm) to 750 nm in air; and wherein a 3.2 mm thick sample of the optically diffusive plastic comprises a flexural modulus, measured at 23° c., of greater than or equal to 2,500 megapascal (mpa).. .
Sabic Global Technologies B. V.
Contact pressure measuring apparatus, manufacturing the same and measuring contact pressure
An apparatus and method for measuring a contact pressure and a method of manufacturing the apparatus. The apparatus includes: a material layer configured to provide a light path along which incident light travels to a subject being in contact with the material layer; a spectrum analyzer configured to detect light emitted from the material layer and perform a light absorption spectrum analysis on the detected light to determine an intensity of the detected light; and a pressure calculator configured to determine the contact pressure of the subject based on the determined intensity..
Samsung Electronics Co., Ltd.
Fresnel piggyback intraocular lens that improves overall vision where there is a local loss of retinal function
Systems and methods are provided for improving overall vision in patients suffering from a loss of vision in a portion of the retina (e.g., loss of central vision) by providing a piggyback lens which in combination with the cornea and an existing lens in the patient's eye redirects and/or focuses light incident on the eye at oblique angles onto a peripheral retinal location. The piggyback lens can include a redirection element (e.g., a prism, a diffractive element, or an optical component with a decentered grin profile) configured to direct incident light along a deflected optical axis and to focus an image at a location on the peripheral retina.
Amo Groningen B.v.
Concentrator lens for directing light to a photovoltaic target or mirrored surface and a dynamic window apparatus utilizing the same
A lens device for concentrating light onto a photovoltaic target or mirrored surface is disclosed. The lens may be configured to receive and reflect at least a portion of incident light onto the photovoltaic target or mirrored surface, and pass a portion of incident light through the lens depending on the received light's particular angle of incidence.
Solar photovoltaic module
In the present invention a new solar photovoltaic module is proposed comprising: a silicon based photovoltaic element; an intermediate layer deposited on said photovoltaic element to the incident light side; an interference filter deposited on the incident light side of said intermediate layer; a front element disposed on the incident light side of said interference filter. Said intermediate layer has a transparency of at least 90% for infrared light between 780 nm and 1200 nm and said interference filter is corrugated and composed of a multilayer comprising a plurality of dielectric layers designed to transmit at least 75% of the total incident solar infrared light between 780 nm and 1200 nm, and to reflect and diffuse incident visible solar light such that the perceived color of said reflected and diffused visible light by any observer positioned anywhere to the incident light side of said solar photovoltaic module and looking towards the front element of said solar photovoltaic module is defined by a y10 tristimulus value not lower than 50 defined by an x value of 0.20 to 0.45 and a y value of 0.20 to 0.45 in a chromaticity diagram of a cie 1964 yxy color system using a white light source measured with a d65 light source with a 10-degree angular field..
Csem Centre Suisse D'electronique Et De Microtechique Sa - Recherche Et DÉveloppement
Image sensor having improved light utilization efficiency
An image sensor is provided including a photo sensor layer including a plurality of photo-sensing cells; a color separation layer disposed on the photo sensor layer and including color separation elements embedded in a transparent spacer layer; and a micro lens array arranged on the color separation layer, the micro lens array including a plurality of micro lenses. The color separation layer separates light by wavelength.
Samsung Electronics Co., Ltd.
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.. .
Electronic device with internally-housed camera
An internally-housed camera in an electronic device includes a lens assembly and an image convertor located above the lens assembly. The lens assembly includes a lens and a reflector arranged at an acute angle with the lens.
Hon Hai Precision Industry Co., Ltd.
System and selecting path according to selection conditions
An optical element stress aberration calculation system and method, where a stress distribution is obtained through a stress analysis and a light tracking technologies, and then a stress distribution generated by incident lights with different viewing angles is calculated, so that a stress aberration error is reduced.. .
National Applied Research Laboratories