This page is updated frequently with new High Contrast-related patent applications.
|Time spaced infrared image enhancement|
Techniques using small form factor infrared imaging modules are disclosed. An imaging system may include visible spectrum imaging modules, infrared imaging modules, and other modules to interface with a user and/or a monitoring system.
Flir Systems, Inc.
|Photomask and methods for manufacturing and correcting photomask|
The present invention provides a halftone mask comprising an assist pattern and a manufacturing method of the halftone mask, which uses an arf excimer laser as an exposing source, is used for a projection exposure by an off axis illumination, does not resolve the assist pattern while keeping the focal depth magnification effect as the assist pattern, and may form a transferred image having high contrast of a main pattern. A photomask is a photomask comprising the main pattern which is transferred to a transfer-target surface by the projection exposure and the assist pattern which is formed nearby the main pattern and not transferred, characterized in that the main pattern and the assist pattern are each constituted from a semi-transparent film made of the same material, a retardation of 180° is generated between the light transmitting through the main pattern and the light transmitting through a transparent region of a transparent substrate, and a predetermined retardation within the scope of 70° to 115° is generated between the light transmitting through the assist pattern and the light transmitting through the transparent region of the transparent substrate..
Dai Nippon Printing Co., Ltd.
|Self-emissive display with switchable retarder for high contrast|
Systems and electronic displays with improved contrast even under bright-light conditions are provided. Such an electronic display may include a self-emissive pixel (e.g., oled or μ-led) with a corresponding liquid crystal switchable retarder pixel.
|Tire comprising a high contrast matrix symbol on the sidewall thereof|
A tire made of rubbery material comprising a sidewall (3). The sidewall (3) comprises at least one coded matrix symbol (4), the coded matrix symbol (4) comprising dark parts and light parts, the dark parts being made up of a texture formed as an integral part of the sidewall (3) and contrasting against the rest of the tire (1).
Michelin Recherche Et Technique S.a.
|Systems and methods for broad line fundus imaging|
Systems and methods for broad line fundus imaging (blfi), an imaging approach that is a hybrid between confocal and widefield imaging systems, are presented. These systems and methods are focused on improving the quality and signal of broad line fundus images or imaging methods to create high contrast and high resolution fundus images.
Carl Zeiss Meditec Ag
|Membrane switch mechanism|
A mechanism, such as a membrane switch, may incorporate universal symbols making it language independent. Status of switch components may be understood without aid of another device.
Honeywell International Inc.
|Actively controllable color using high contrast metastructures|
A color changing or beam steering photonic device, which combines a high contrast metastructure (hcm) having a plurality of high index grating structures, into a low index membrane. In response to physical (or electrical) deformation of the membrane the low index gaps between adjacent grating bars changes which results in changing reflectance and transmission angles for steering a single wavelength of light and for causing a color change in said photonic device when subject to multiple light wavelengths.
The Regents Of The University Of California
|High contrast projection screen with stray light rejection|
A multi-layer projection screen includes a stray light rejection layer and a lens array. The stray light rejection layer includes an array of pillar structures, wherein each pillar structure of the array of pillar structures includes an entrance aperture, an exit aperture, a pathway extending from the entrance aperture to the exit aperture, and a side wall surrounding the pathway.
X Development Llc
|Optical modulation employing high contrast grating lens|
A high contrast grating optical modulation includes an optical modulator at a front surface of a substrate to modulate received light. The high contrast grating optical modulation further includes a high contrast grating (hcg) lens adjacent to a back surface of the substrate opposite to the front surface to focus incident light onto the optical modulator.
Hewlett Packard Enterprise Development Lp
|Systems and methods for transnasal dilation of passageways in the ear, nose or throat|
A dilation catheter device and system for dilating an opening in a paranasal sinus and/or other passageways within the ear, nose or throat is disclosed. A dilation catheter device and system is constructed in a manner that facilitates ease of use by the operator and, in at least some cases, allows the dilation procedure to be performed by a single operator.
Light emitting diode, photodiode, displays, and forming the same
The present invention is related to solid state light emitting diodes (leds), photodetector/photovoltaic devices, displays, applications and methods for making the same. As demonstrated experimentally, the leds, as disclosed herein, have high light emission efficiency, high contrast, high brightness, low ambient light reflection, low light glare, and a tunable display viewing angle.
High contrast projection screen with stray light rejection
A multi-layer projection screen includes a transparent substrate having first and second sides, a stray light rejection layer, and a lens array. The stray light rejection layer is disposed across the first side of the transparent substrate.
Polymer, chemically amplified positive resist composition and patterning process
A positive resist composition comprising a polymer comprising recurring units having both an acyl or alkoxycarbonyl group and an acid labile group-substituted hydroxyl group exhibits a high contrast of alkaline dissolution rate before and after exposure, a high resolution, a good pattern profile and minimal edge roughness.. .
Shin-etsu Chemical Co., Ltd.
High dynamic range, high contrast projection systems
A dynamic iris is located on the imaging path of an optical lens system that includes a relay lens system and at least one projection lens system. A dynamic iris modulates image frames in an image data stream, resulting in a reduction in light transmission associated with the modulated image frames.
Bidirectional optical multiplexing employing a high contrast grating
Bidirectional optical multiplexing employs a high contrast grating as one or both of a beam-forming lens and a relay mirror. A bidirectional optical multiplexer includes the beam-forming lens to focus light.
Hewlett-packard Development Company, L.p.
Universal phantom structure for quality inspections both on computerized tomography and on magnetic resonance tomography
The present invention relates to a phantom for periodical measurements of parameters allowing to ensure that performance of equipment for computed tomography and/or magnetic resonance tomography are compliant to established acceptability criteria, that is performance are constant in time. The main characteristic of such phantom is that the same phantom may be used for measurements of different physical parameters and for different machines, even of different type, such as machines for ct and/or mrt.
Irccs Centro Neurolesi "bonino-pulejo"
Liquid crystal composition and application thereof
Disclosed is a liquid crystal composition and use thereof. The liquid crystal composition comprises components a, b and c; wherein component a is selected from one of the compounds represented by formula i; component b is a liquid crystal composition having a dielectric anisotropy of greater than 3; and component c is a liquid crystal composition having a dielectric anisotropy of −3 to 3.
Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd.
An identification device comprises a support layer which comprises one or more markings and a contrast agent. The contrast agent is transformable upon application or removal of non-visible radiation between a first optical state and a second optical state.
Wax Seal Limited
A plasmonic lens is presented comprising a surface for interaction with an input electromagnetic field, wherein this surface has a pattern comprising an arrangement of a plurality of elongated spaced-apart features of a predetermined geometry arranged in a spaced-apart relationship along at least one segment of a spiral curve, each of the pattern features defining an elongated interface for creation of surface waves in response to the interaction with the incident electromagnetic field, such that the pattern provides linear-polarization-independent plasmonic focusing and large area, high contrast, circular polarization dichroic plasmonic focusing.. .
Technion Research & Development Foundation Limited
Liquid crystal display device
Provided is a display device that is thin in its entirety and has a high contrast. The display device according to the present invention includes an array substrate provided with multiple pixels in array, and a counter substrate oppositely disposed above the array substrate with a liquid crystal layer interposed between the counter substrate and the array substrate.
Mitsubishi Electric Corporation
High contrast grating optoelectronics
A high contrast grating optoelectronic apparatus includes an optoelectronic device at a front surface of a substrate. The optoelectronic device is to one or both of emit light and detect light through a back surface of the substrate opposite the front surface.
Hewlett Packard Enterprise Development Lp
Projection subsystem for high contrast projection system
A projection subsystem for a high contrast projection system is described including three digital micro-mirror devices (mmd) and three prism assemblies and a crossed dichroic prism assembly, the prism assemblies having dual tir prisms.. .
Apparatus and x-ray grating phase-contrast imaging
A hard x-ray grating phase-contrast imaging apparatus with large field-of-view, high contrast and low dose and the method thereof. The apparatus includes a source emitter (31), a source grating (g0), a beam splitting grating (g1), an analyzer grating (g2) and a detector (32) arranged in sequence on a transmission path of the source emitter (31).
University Of Science And Technology Of China
Interferometric spatio-temporal optical coherence modulation
The invention relates to applications of optical interference. It is already known to reduce speckle contrast by introducing arbitrary phase shifts in the reference light beam.
Am2m Sp Z O.o. Sp Kom
Methods and systems using led sources to create contrast agents for mid-infrared imaging of blood vessels
Novel methods and systems to map the structure of blood vessels and monitor the flow of blood through these vascular networks using thermal imaging techniques. To obtain high contrast thermal images of the vascular structure in tissue, there must be a temperature difference between the blood/blood vessels and surrounding tissue.
The University Of North Carolina At Charlotte
Circuit tracing using a focused ion beam
Methods and systems for tracing circuitry on integrated circuits using focused ion beam based imaging techniques. A first component or node on an integrated circuit is coupled to a second component or node on the same integrated circuit.
Charged particle beam apparatus, image forming method using a charged particle beam apparatus, and image processing apparatus
To provide a charged particle beam apparatus capable of obtaining an image with high contrast and high visibility, the apparatus has: a charged particle optical system; a detection part to detect secondary charged particles generated from the sample; an image formation part to receive a detection signal from the detection part and form an image of the sample; an image processing part to process the image formed with the image formation part; and a display part to display the result of processing with the image processing part, wherein the image formation part has a pulse-count signal processing part to generate cumulative histogram information on a pulse signal component in the detection signal, set a threshold value for pulse signal detection using information on the generated cumulative histogram, and output a detection signal having a value higher than the set threshold value as a pulse signal.. .
Hitachi High-technologies Corporation
Liquid crystal display device and electronic device using liquid crystal display device
A liquid crystal display device with an increased pixel aperture ratio is provided. A liquid crystal display device that displays an image with high contrast and high luminance is provided.
Semiconductor Energy Laboratory Co., Ltd.
Method and system for biometric recognition
High quality, high contrast images of an iris and the face of a person are acquired in rapid succession in either sequence by a single sensor and one or more illuminators, preferably within less than one second of each other, by changing the data acquisition settings or illumination settings between each acquisition.. .
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.
Liquid crystal panel and manufacturing method thereof
The present invention provides a liquid crystal panel and a manufacturing method thereof. The liquid crystal panel is used for a field sequence color display mode and includes a first substrate (1), a second substrate (2), a liquid crystal layer (3), an upper polarizer (11) arranged on a surface of the first substrate (1) distant from the liquid crystal layer (3), a lower polarizer (21) arranged on a surface of the second substrate (2) distant from the liquid crystal layer (3), and a comb electrode (22) arranged on a surface of the second substrate (2) adjacent to the liquid crystal layer (3).
Shenzhen China Star Optoelectronics Technology Co., Ltd.
Donor-acceptor compositions to achieve high contrast broadly absorbing electrochromic polymers
An improved contrast electrochromic polymers(ecp), is a copolymer having donor sequences with a normal distribution of at least one solubilizing donor repeating unit selected from substituted propylenedioxythiophene units (prodot) and/or substituted acyclic dioxythiophene units (acdot) and a plurality of monodispersed trimer sequences consisting of an acceptor unit bonded between two ethylenedioxythiophene units (edot), two methylenedioxythiophene units (mdot), or a fused dad trimer, where the monodispersed trimer sequence separates two of the donor sequences. One useful monodispersed trimer sequence is edot-btd-edot (ebe).
Georgia Tech Research Corporation
Electrophoresis display apparatus, manufacturing electrophoresis display apparatus, and electronic device
Provided is an electrophoresis display apparatus in which light is unlikely to be reflected by a partition wall part and which realizes high contrast. An electrophoresis display apparatus 1 is provided with a first base member 8 on which a semiconductor elements 9c are arranged, a second base member 16 facing the first base member 8, and partition walls 5 that are positioned between the first base member 8 and the second base member 16 and partition pixel regions 6, and has a reflection reduction film 7 that reduces light reflection in a location facing the partition walls 5, as viewed from a second base member 16 side..
Seiko Epson Corporation
High contrast electro-optic liquid crystal camera iris providing angle independent transmission for uniform gray shades
A high-contrast electro-optic liquid crystal camera iris (10) provides angle independent transmission for uniform gray shades. The liquid crystal iris comprises a combination of first and second liquid crystal devices (12, 14) arranged in optical series and positioned between optical polarizers (46, 48).
Lc-tec Displays Ab
Resist composition and patterning process
To a resist composition comprising a polymer comprising recurring units having an acid labile group and an acid generator is added a metal-acid complex. The metal is ce, cu, zn, fe, in, y, yb, sn, tm, sc, ni, nd, hf, zr, ti, la, ag, ba, ho, tb, lu, eu, dy, gd, rb, sr or cs.
Shin-etsu Chemical Co., Ltd.
High contrast inverse polarizer
An embedded, inverse wire-grid polarizer (wgp) includes ribs 13 located over a surface of a transparent substrate 11, gaps 16 between the ribs 13, and a fill-layer 15 substantially filling the gaps 16. The fill-layer has a relatively high index of refraction, such as greater than 1.4.
Electromagnetic field perturbing object having a biocompatible exterior surface and a selected dielectric permittivity value or a selected magnetic permeability value
Described embodiments include an electromagnetic field perturbing object and a method. The electromagnetic field perturbing object includes a biocompatible exterior surface.
Elwha Llc, A Limited Liability Company Of The State Of Delaware
Minimally-invasive tissue ablation using high contrast electric fields
Described embodiments include a system and a method. A system includes an electromagnetic structure having a surface and a radiofrequency electromagnetic field source.
Elwha Llc, A Limited Liability Company Of The State Of Delaware
Mobility empowered biometric appliance a tool for real-time verification of identity through fingerprints
A system for transforming an image of a fingerprint, comprises a mobile device, comprising: a first communication interface, a camera configured to capture at least one image of at least one fingerprint, and a mobile device processor configured to execute instructions, the instructions configured to cause the mobile device processor to receive the image from the camera and transmit them to an image processing system via the first communication interface; and an image processing system, comprising: a second communication interface configured to receive the image, and an image processor configured to execute instructions, the instructions configured to cause the image processor receive the image form the second communication interface, and: render the image into a high contrast image, establish focus and image resolution for the image, perform noise reduction on the image, and perform distortion elimination on the image.. .
Apparatus for generating high contrast optical signals, and exemplary applications
A display apparatus generates a high visibility optical signal, such as an icon, the icon comprising a symbol, shape, or other image-like representation. The icon becomes visible at an observation point during an illumination on-state.
Imra America, Inc.
Polymer nanoparticle composite and composition for mri imaging including same
The present invention provides a safe polymer nanoparticle composite with few side effects, and an mri contrast agent incorporating said polymer nanoparticle composite. The polymer nanoparticle composite is capable of specifically accumulating on a tumor tissue to selectively extract the tissue, exhibiting high contrast even when used in small amounts, and enabling imaging over prolonged periods of time.
The University Of Tokyo
Electronic assembly with fiducial marks for precision registration during subsequent processing steps
An electronic assembly includes a substrate having in a first zone a low contrast first conductive pattern; a high contrast fiducial mark in a second zone of the substrate different from the first zone, wherein the fiducial mark and the first conductive pattern are in registration; and a second conductive pattern aligned with the first conductive pattern.. .
3m Innovative Properties Company
Image identification marker and method
A system and method for identifying the origin of photographic images and selecting photographic images according to the identified origin for inclusion in a set of photographic images employs a high contrast identifiable label disposable at one or more points in one or more sizes within the camera field of view for images of the label to be included in any photographic image. The label can be one of a plurality of different styles of each label.
Circuit tracing using a focused ion beam
Described are various embodiments of methods and systems for tracing circuitry on integrated circuits using focused ion beam based imaging techniques. In one such embodiment, a method is provide for identifying functional componentry associated with a switchable power interface on an integrated circuit, wherein the switchable power interface comprises a source and a drain with a control switch therebetween, said control switch being controllable by a control signal during operation of the integrated circuit.
Polarization measurements of metrology targets and corresponding target designs
Targets, target elements and target design method are provided, which comprise designing a target structure to have a high contrast above a specific contrast threshold to its background in polarized light while having a low contrast below the specific contrast threshold to its background in non-polarized light. The targets may have details at device feature scale and be compatible with device design rules yet maintain optical contrast when measured with polarized illumination and thus be used effectively as metrology targets.
Vehicle headlamp unit and vehicle headlamp system
A vehicle headlamp unit for irradiating light in front of the vehicle with a high contrast ratio and is capable of sufficiently cutting off the illumination light is provided. The unit includes a light source, a parallel optical system that produces parallel light, a polarizing beam splitter that splits light emitted from the parallel optical system into two polarized beams having polarization directions orthogonal to each other, a reflection-type liquid crystal element capable of switching between a first state where the light emitted from a first surface of the polarizing beam splitter is reflected without rotation of the polarization direction, and a second state where the light is reflected with rotation of the polarization direction, in each predetermined section, and a projection optical system that projects light, reflected by the reflection-type liquid crystal element and passed through the polarizing beam splitter once again, in front of the vehicle..
Stanley Electric Co., Ltd.
Optical devices including a high contrast grating lens
Techniques related to optical devices including a high contrast grating (hcg) lens are described herein. In an example, an optical device includes a transparent substrate.
Hewlett-packard Development Company, L.p.
Chemically amplified resist composition and patterning process
A chemically amplified resist composition comprising a base polymer, an acid generator, and a basic compound which is a cholanoate having an acid labile group-protected amino group has a high contrast of alkaline dissolution rate before and after exposure and high resolution and forms a pattern of satisfactory profile with minimal roughness.. .
Shin-etsu Chemical Co., Ltd.
Fingerprint sensing and calibration apparatus
Methods and apparatuses are provided for a thin high contrast optical acquisition system for fingerprint recognition. In one embodiment, a method of capturing images of a fingerprint may include emitting light from a set of light sources to generate a scattered light from the fingerprint, determining a set of sensor arrays located between an inner boundary and an outer boundary from the set of light sources based on thickness and refractive index of one or more panels between the set of light sources and the fingerprint, activating the set of sensor arrays to capture the scattered light from the fingerprint, and processing the scattered light captured by the set of sensor arrays in parallel to generate a topography of the fingerprint..
A chroma subsampling having reduced artifacts is achieved by detecting high contrast areas in a luminance channel of an image to be chroma subsampled so as to partition the image into a first region composed of the high contrast areas and a second region distinct from the first region, with chroma subsampling the image in the first region using a first chroma subsampler and chroma subsampling the image in the second region using a second chroma subsampler, with the first chroma subsampler having a higher edge preserving property than compared to the second chroma subsampler. Thereby, bleeding artifacts may be avoided at least partially, while the saturation of the image may be substantially preserved..
Fraunhofer-gesellschaft Zur Foerderung Der Angewandten Forschung E.v.
Method and contrast enhanced photography of wind turbine blades
A method and apparatus for inspecting utility scale wind turbine generator blades from the ground includes a digital camera and an adjustable polarizing filter on a stable platform. The camera is used to record multiple digital images with varying polarization angles using an artificial polarized or polarized solar illumination to produce images with the same or similar registration but different polarization angles, followed by image processing using subtraction or absolute difference routines to yield high resolution, high contrast images with reduced glare and excellent surface definition over the field of view..
Digital Wind Systems, Inc.