Patent application number | Description | Published |
20100246989 | Multi-Image Deblurring - Embodiments of the invention describe a method for reducing a blur in an image of a scene. First, we acquire a set of images of the scene, wherein each image in the set of images includes an object having a blur associated with a point spread function (PSF) forming a set of point spread functions (PSFs), wherein the set of PSFs is suitable for null-filling operation. Next, we invert jointly the set of images and the set of PSFs to produce an output image having a reduced blur. | 09-30-2010 |
20110211729 | Method for Generating Visual Hulls for 3D Objects as Sets of Convex Polyhedra from Polygonal Silhouettes - A visual hull for a 3D object is generated by using a set of silhouettes extracted from a set of images. First, a set of convex polyhedra is generated as a coarse 3D model of the object. Then for each image, the convex polyhedra are refined by projecting them to the image and determining the intersections with the silhouette in the image. The visual hull of the object is represented as union of the convex polyhedra. | 09-01-2011 |
20120162457 | Programmable Camera and Video Reconstruction Method - A camera for acquiring a sequence of frames of a scene as a video includes a sensor with an array of sensor pixels. Individual sensor pixels are modulated by corresponding modulation functions while acquiring each frame of the video. The modulation can be performed by a transmissive or reflective masked arranged in an optical path between the scene and the senor. The frames can be reconstructed to have a frame rate and spatial resolution substantially higher than a natural frame rate and a spatial resolution of the camera. | 06-28-2012 |
20120237112 | Structured Light for 3D Shape Reconstruction Subject to Global Illumination - Depth values in a scene are measured by projecting sets of patterns on the scene, wherein each set of patterns is structured with different spatial frequency using different encoding functions. Sets of images of the scene is acquired, wherein there is one image for each pattern in each set. Depth values are determining for each pixel at corresponding locations in the sets of images. The depth values of each pixel are analyzed, and the depth value is returned if the depth values at the corresponding locations are similar. Otherwise, the depth value is marked as having an error. | 09-20-2012 |
20130204574 | Method for Estimating Positions Using Absolute Encoders - A position is determined by sensing a signal corresponding to a subsequence of marks in a non-periodic sequence of the marks on a scale. A coarse position P | 08-08-2013 |
20130253870 | Self-Calibrating Single Track Absolute Rotary Encoder - A rotary encoder includes a single read-head and a circular scale. The encoder is self-calibrated by acquiring calibration samples with the read-head for rotational angles of the circular scale, and estimating spatial frequency and spatial distortion parameters of the encoder from the calibration samples. | 09-26-2013 |
20140037146 | Method and System for Generating Structured Light with Spatio-Temporal Patterns for 3D Scene Reconstruction - A structured light pattern including a set of patterns in a sequence is generated by initializing a base pattern. The base pattern includes a sequence of colored stripes such that each subsequence of the colored stripes is unique for a particular size of the subsequence. The base pattern is shifted hierarchically, spatially and temporally a predetermined number of times to generate the set of patterns, wherein each pattern is different spatially and temporally. A unique location of each pixel in a set of images acquired of a scene is determined, while projecting the set of patterns onto the scene, wherein there is one image for each pattern. | 02-06-2014 |
Patent application number | Description | Published |
20090116728 | Method and System for Locating and Picking Objects Using Active Illumination - A method and system determines a 3D pose of an object in a scene. Depth edges are determined from a set of images acquired of a scene including multiple objects while varying illumination in the scene. The depth edges are linked to form contours. The images are segmented into regions according to the contours. An occlusion graph is constructed using the regions. The occlusion graph includes a source node representing an unoccluded region of an unoccluded object in scene. The contour associated with the unoccluded region is compared with a set of silhouettes of the objects, in which each silhouette has a known pose. The known pose of a best matching silhouette is selected as the pose of the unoccluded object. | 05-07-2009 |
20090273843 | Apparatus and Method for Reducing Glare in Images - Glare is reduced by acquiring an input image with a camera having a lens and a sensor, in which a pin-hole mask is placed in close proximity to the sensor. The mask localizes the glare at readily identifiable pixels, which can then be filtered to produce a glare reduce output image. | 11-05-2009 |
20100098323 | Method and Apparatus for Determining 3D Shapes of Objects - An apparatus and method determine a 3D shape of an object in a scene. The object is illuminated to cast multiple silhouettes on a diffusing screen coplanar and in close proximity to a mask. A single image acquired of the diffusing screen is partitioned into subview according to the silhouettes. A visual hull of the object is then constructed according to isosurfaces of the binary images to approximate the 3D shape of the object. | 04-22-2010 |
20100265386 | 4D Light Field Cameras - A camera acquires a 4D light field of a scene. The camera includes a lens and sensor. A mask is arranged in a straight optical path between the lens and the sensor. The mask including an attenuation pattern to spatially modulate the 4D light field acquired of the scene by the sensor. The pattern has a low spatial frequency when the mask is arranged near the lens, and a high spatial frequency when the mask is arranged near the sensor. | 10-21-2010 |
20110075020 | Increasing Temporal Resolution of Signals - Embodiments of invention disclose a system and a method for increasing a temporal resolution of a substantially periodic signal. The method acquires a signal as an input sequence of frames having a first temporal resolution, wherein the signal is a substantially periodic signal, wherein the frames in the input sequence of frames are encoded according to an encoded pattern; and transforms the input sequence of frames into an output sequence of frames having a second temporal resolution, such that the second temporal resolution is greater than the first temporal resolution, wherein the transforming is based on a sparsity of the signal in Fourier domain. | 03-31-2011 |
20110123122 | System and Method for Determining Poses of Objects - During pre-processing, a 3D model of the object is rendered for various poses by arranging virtual point light sources around the lens of a virtual camera. The shadows are used to obtain oriented depth edges of the object illuminated from multiple directions. The oriented depth edges are stored in a database. A camera acquires images of the scene by casting shadows onto the scene from different directions. The scene can include one or more objects arranged in arbitrary poses with respect to each other. The poses of the objects are determined by comparing the oriented depth edges obtained from the acquired images to the oriented depth edges stored in the database. The comparing evaluates, at each pixel, a cost function based on chamfer matching, which can be speed up using downhill simplex optimization. | 05-26-2011 |
20110235916 | Determining Points of Parabolic Curvature on Surfaces of Specular Objects - Embodiments of the invention disclose a system and a method for determining points of parabolic curvature on a surface of a specular object from a set of images of the object is acquired by a camera under a relative motion between a camera-object pair and the environment. The method determines directions of image gradients at each pixel of each image in the set of images, wherein pixels from different images corresponding to an identical point on the surface of the object form corresponding pixels. The corresponding pixels having substantially constant the direction of the image gradients are selected as pixels representing points of the parabolic curvature. | 09-29-2011 |
20110242341 | Method and System for Generating High Temporal Resolution Video from Low Temporal Resolution Videos - Embodiments of the invention disclose a system and a method for generating an output video having a first temporal resolution from input videos acquired synchronously of a scene by at least three cameras, wherein each input video has a second temporal resolution, wherein the second temporal resolution is less than the first temporal resolution. The method obtains frames of each input video, wherein the frames are sampled according to a code selected such that an integration time of the corresponding camera is greater than a frame time of the output video. Next, the method combines intensities of pixels of corresponding frames in a linear system; and solves the linear system independently for each corresponding frame to generate the output video. | 10-06-2011 |
20110243442 | Video Camera for Acquiring Images with Varying Spatio-Temporal Resolutions - A sequence of images of a scene having varying spatio-temporal resolutions is acquired by a sensor of a camera. Adjacent pixels of the sensor are partitioned into a multiple sets of the pixels. An integration time for acquiring each set of pixels is partitioned into multiple time intervals. The images are acquired while some of the pixels in each set are ON for some of the intervals, while other pixels are OFF. Then, the pixels are combined into a space-time volume of voxels, wherein the voxels have varying spatial resolutions and varying temporal resolutions. | 10-06-2011 |
20110316968 | Digital Refocusing for Wide-Angle Images Using Axial-Cone Cameras - A single camera acquires an input image of a scene as observed in an array of spheres, wherein pixels in the input image corresponding to each sphere form a sphere image. A set of virtual cameras are defined for each sphere on a line joining a center of the sphere and a center of projection of the camera, wherein each virtual camera has a different virtual viewpoint and an associated cone of rays, appearing as a circle of pixels on its virtual image plane. A projective texture mapping of each sphere image is applied to all of the virtual cameras on the virtual image plane to produce a virtual camera image comprising circle of pixels. Each virtual camera image for each sphere is then projected to a refocusing geometry using a refocus viewpoint to produce a wide-angle lightfield view, which are averaged to produce a refocused wide-angle image. | 12-29-2011 |
20120002304 | Method and System for Determining Projections in Non-Central Catadioptric Optical Systems - Embodiment of invention discloses a system and a method for determining a three-dimensional (3D) location of a folding point of a ray between a point in a scene (PS) and a center of projection (COP) of a camera of a catadioptric system. One embodiment maps the catadioptric system, including 3D locations of the PS and the COP on a two-dimensional (2D) plane defined by an axis of symmetry of a folding optical element and the PS to produce a conic and 2D locations of the PS and COP on the 2D plane, and determines a 2D location of the folding point on the 2D plane based on the conic, the 2D locations of the PS and the COP. Next, the embodiment determines the 3D location of the folding point from the 2D location of the folding point on the 2D plane. | 01-05-2012 |
20120250977 | Method and System for Determining Projections in Non-Central Catadioptric Optical Systems - A three-dimensional (3D) location of a reflection point of a ray between a point in a scene (PS) and a center of projection (COP) of a camera of a catadioptric system is determined. The catadioptric system is non-central and includes the camera and a reflector, wherein a surface of the reflector is a quadric surface rotationally symmetric around an axis of symmetry. The 3D location of the reflection point is determined based on a law of reflection, an equation of the reflector, and an equation describing a reflection plane defined by the COP, the PS, and a point of intersection of a normal to the reflector at the reflection point with the axis of symmetry. | 10-04-2012 |
Patent application number | Description | Published |
20130181609 | Fault Management for Streetlights - The subject matter included in this disclosure can be embodied in a method that includes receiving information representative of a location and status of a streetlight included in a network of streetlights, and detecting, using a computing device, a fault condition of the streetlight, based on the status information. The method also includes determining, using the computing device, a corrective action to resolve the fault condition, and transmitting information related to the corrective action, including instructions for a human personnel to follow, for resolving the fault condition. | 07-18-2013 |
20130181614 | Managing Streetlights - This disclosure describes systems and techniques for managing streetlights. The subject matter included in this document is embodied in a method that includes receiving, at a computing device, information representative of a location and status of a streetlight included in a network of streetlights. The method also includes presenting a representation of the streetlight in a graphical user-interface in accordance with the received location and status information, and receiving information representing a selection of the streetlight for inclusion in a group of streetlights from the network. The method further includes initiating delivery of one or more control signals to the group of streetlights. | 07-18-2013 |
20130181636 | Streetlight Controllers - The subject matter included in this disclosure can be embodied in an apparatus that includes a computing device having memory and a processor. The processor can be configured to establish a wireless connection with a streetlight controller that communicates with a streetlight, initiate transmission of a set of parameters related to commissioning the streetlight, and receive, from the controller, status and identification information associated with the streetlight. | 07-18-2013 |
20140036473 | Streetlight Controllers - The subject matter included in this disclosure can be embodied in an apparatus that includes a computing device having memory and a processor. The processor can be configured to establish a wireless connection with a streetlight controller that communicates with a streetlight, initiate transmission of a set of parameters related to commissioning the streetlight, and receive, from the controller, status and identification information associated with the streetlight. | 02-06-2014 |
20140197745 | Managing Streetlights - This disclosure describes systems and techniques for managing streetlights. The subject matter included in this document is embodied in a method that includes receiving, at a computing device, information representative of a location and status of a streetlight included in a network of streetlights. The method also includes presenting a representation of the streetlight in a graphical user-interface in accordance with the received location and status information, and receiving information representing a selection of the streetlight for inclusion in a group of streetlights from the network. The method further includes initiating delivery of one or more control signals to the group of streetlights. | 07-17-2014 |
Patent application number | Description | Published |
20080318150 | Paper Compositions, Imaging Methods and Methods for Manufacturing Paper - Paper compositions are provided that include an amine group-containing cationic polymeric material and a binder material. The paper compositions are particularly useful as receiver materials for images formed by electrophotographic imaging methods utilizing liquid developers. Also described are imaging methods that utilize the paper compositions as receiver materials and methods for manufacturing the paper. | 12-25-2008 |
20090071365 | Tissue marking compositions - Provided are permanent tissue markings comprising at least one colored compound comprising a thermally activatable fragmentation group and at least one infrared absorbing compound, wherein the at least one colored compound is capable of being rendered colorless by unimolecular fragmentation of the thermally activatable fragmentation group when the tissue marking is non-imagewise exposed by a source of infrared radiation. | 03-19-2009 |
20090076535 | Tissue markings and methods for reversibly marking tissue employing the same - Provided are methods of applying a tissue marking to a tissue and rendering said tissue marking colorless when desired, comprising implanting into the tissue an amount of the tissue marking in sufficient quantity to form a detectable marking, said tissue marking comprising at least one colored compound comprising a thermally activatable fragmentation group and at least one infrared absorbing compound, wherein the at least one colored compound is capable of being rendered colorless by unimolecular fragmentation of the thermally activatable fragmentation group when the tissue marking is non-imagewise exposed by a source of infrared radiation and applying sufficient infrared radiation to a sufficient amount of the tissue marking to render the tissue marking colorless when desired. | 03-19-2009 |
20090302237 | PHOTOLUMINESCENT FIBERS, COMPOSITIONS AND FABRICS MADE THEREFROM - Disclosed are photoluminescent fibers containing photoluminescent phosphorescent materials and photoluminescent fluorescent materials whose emission signature lies partly or fully in the infrared region of the electromagnetic spectrum. Also disclosed are the use of the inventive fibers, fabrics made therefrom, and objects containing the fiber. | 12-10-2009 |
20100320371 | PHOTOLUMINESCENT MARKINGS WITH FUNCTIONAL OVERLAYERS - Provided are photoluminescent markings that contain a photoluminescent layer and one or more functional overlayers wherein the photoluminescent marking has an emission signature that lies partly or fully in the infrared region of the electromagnetic spectrum. One functional overlayer conceals the photoluminescent layer and blends into the background or blends with marks that are normally present, without significantly reducing the luminescent intensity of the photoluminescent layer. Another functional overlayer provides photolytic stability to the underlying photoluminescent layer. The invention also includes functional overlayers that enhance the daytime observability of the infrared emissions. A further functional overlayer prevents the observability of a printed message with the naked eye. A combination of functional overlayers each providing a different function is also included. As well, the present invention includes a multifunctional overlayer. The present invention also relates to methods of creating and using the inventive photoluminescent markings as well as objects containing the inventive photoluminescent markings. | 12-23-2010 |
20110012062 | HIGH-INTENSITY, PERSISTENT PHOTOLUMINESCENT FORMULATIONS AND OBJECTS, AND METHODS FOR CREATING THE SAME - Disclosed are photoluminescent formulations, comprising an effective amount of photoluminescent phosphorescent materials, which exhibit high luminous intensity and persistence. Also disclosed are photoluminescent objects formed by applying at least one photoluminescent layer, formed from photoluminescent formulations, to preformed articles. Further disclosed are methods for creating photoluminescent objects.” | 01-20-2011 |
20110140002 | Photoluminescent Compositions, Methods of Manufacture and Novel Uses - A novel marking system is provided. The marking includes photoluminescent materials and provides for shifting of excitation energy. The marking provides flexibility for identification and tracking, both in stealth and non-stealth appearances. | 06-16-2011 |
20110260045 | Photoluminescent Markings with Functional Overlayers - A photoluminescent marking that includes at least one functional overlayer is disclosed. The overlayer generally provides for at least one of selective filtration, reflection and absorption of wavelengths that may cause photolytic degradation of underlying photoluminescent materials. A method of fabrication is provided. | 10-27-2011 |
20120003301 | TISSUE MARKINGS AND METHODS FOR REVERSIBLY MARKING TISSUE EMPLOYING THE SAME - Provided are methods of applying a tissue marking to a tissue and rendering said tissue marking colorless when desired, comprising implanting into the tissue an amount of the tissue marking in sufficient quantity to form a detectable marking, said tissue marking comprising at least one colored compound comprising a thermally activatable fragmentation group and at least one infrared absorbing compound, wherein the at least one colored compound is capable of being rendered colorless by unimolecular fragmentation of the thermally activatable fragmentation group when the tissue marking is non-imagewise exposed by a source of infrared radiation and applying sufficient infrared radiation to a sufficient amount of the tissue marking to render the tissue marking colorless when desired. | 01-05-2012 |
20120021251 | HIGH-INTENSITY, PERSISTENT PHOTOLUMINESCENT FORMULATIONS AND OBJECTS, AND METHODS FOR CREATING THE SAME - Disclosed are photoluminescent formulations, comprising an effective amount of photoluminescent phosphorescent materials, which exhibit high luminous intensity and persistence. Also disclosed are photoluminescent objects formed by applying at least one photoluminescent layer, formed from photoluminescent formulations, to preformed articles. Further disclosed are methods for creating photoluminescent objects. | 01-26-2012 |
20120027930 | HIGH-INTENSITY, PERSISTENT PHOTOLUMINESCENT FORMULATIONS AND OBJECTS, AND METHODS FOR CREATING THE SAME - Disclosed are photoluminescent formulations, comprising an effective amount of photoluminescent phosphorescent materials, which exhibit high luminous intensity and persistence. Also disclosed are photoluminescent objects formed by applying at least one photoluminescent layer, formed from photoluminescent formulations, to preformed articles. Further disclosed are methods for creating photoluminescent objects. | 02-02-2012 |
20120028054 | HIGH-INTENSITY, PERSISTENT PHOTOLUMINESCENT FORMULATIONS AND OBJECTS, AND METHODS FOR CREATING THE SAME - Disclosed are photoluminescent formulations, comprising an effective amount of photoluminescent phosphorescent materials, which exhibit high luminous intensity and persistence. Also disclosed are photoluminescent objects formed by applying at least one photoluminescent layer, formed from photoluminescent formulations, to preformed articles. Further disclosed are methods for creating photoluminescent objects. | 02-02-2012 |
20120080613 | Photolytically and Environmentally Stable Multilayer Structure for High Efficiency Electromagnetic Energy Conversion and Sustained Secondary Emission - A multilayer structure for sustained conversion of a primary electromagnetic radiation into another electromagnetic radiation characterized by a spectrum of a higher average wavelength is disclosed. Also disclosed are methods of creating and using the inventive multilayer structure. | 04-05-2012 |
20120080614 | PHOTOLYTICALLY AND ENVIRONMENTALLY STABLE MULTILAYER STRUCTURE FOR HIGH EFFICIENCY ELECTROMAGENTIC ENERGY CONVERSION AND SUSTAINED SECONDARY EMISSION - A multilayer structure for authentication that includes an energy conversion layer, at least one stability enhancement layer and at least one optical variable element is disclosed. Also disclosed are methods of creating and using the inventive multilayer structure for use-in authentication. | 04-05-2012 |
20120080615 | PHOTOLYTICALLY AND ENVIRONMENTALLY STABLE MULTILAYER STRUCTURE FOR HIGH EFFICIENCY ELECTROMAGENTIC ENERGY CONVERSION AND SUSTAINED SECONDARY EMISSION - A multilayer structure for use in authentication that includes an energy conversion, at least one stability enhancement layer and at least one blocking layer is disclosed. Also disclosed are methods of creating and using the inventive multilayer structure for use in authentication. | 04-05-2012 |
20120155089 | PHOTOLUMINESCENT ILLUMINATOR - An illuminator and a method for fabricating the illuminator are disclosed. The illuminator comprises at least a light source and a discriminator. The light source comprises one or more luminescent layers that substantially convert the energy of a primary electromagnetic radiation to an output radiation. The discriminator comprises one or more layers that substantially transmit the primary electromagnetic radiation to the one or more luminescent layers and reflect at least a portion of the output radiation from the one or more luminescent layers to the viewing hemisphere. A method for applying the illuminator to an object is also disclosed. | 06-21-2012 |
20120183677 | Photoluminescent Compositions, Methods of Manufacture and Novel Uses - A photoluminescent marking for authentication that includes at least one or more photoluminescent layers that substantially convert an electromagnetic radiation to an emission signature is disclosed. Also disclosed are methods of creating and using the inventive photoluminescent marking for authentication. | 07-19-2012 |
20120205553 | PHOTOLUMINESCENT MARKINGS WITH FUNCTIONAL OVERLAYERS - A photoluminescent marking that includes a photoluminescent layer and at least one functional overlayer is disclosed. The photoluminescent layer comprises at least one type of photoluminescent material. The at least one functional overlayer is adapted to selectively filter wavelengths of radiation to enhance the daylight observability of a final emission signature of the marking or to prevent the observability with the naked eye of a printed message on the marking. Also methods of making and using the inventive photoluminescent marking are disclosed. | 08-16-2012 |
20120237752 | PHOTOLUMINESCENT FIBERS, COMPOSITIONS AND FABRICS MADE THEREFROM - Disclosed are photoluminescent fibers containing photoluminescent phosphorescent materials and photoluminescent fluorescent materials which emit electromagnetic energies to give an emission signature. Also disclosed are the use of the inventive fibers, fabrics made therefrom, and objects containing the fiber. | 09-20-2012 |
20120251712 | HIGH-INTENSITY, PERSISTENT PHOTOLUMINESCENT FORMULATIONS AND OBJECTS, AND METHODS FOR CREATING THE SAME - Disclosed is a method for creating a photoluminescent object that is fabricated by applying to a preformed article, at least one photoluminescent formulation to result in a photoluminescent layer. The at least one photoluminescent formulation comprises at least an effective amount of at least one phosphorescent material and another effective amount of a fluorescent material. | 10-04-2012 |
20130088853 | ILLUMINATION DELIVERY SYSTEM FOR GENERATING SUSTAINED SECONDARY EMISSION - An illumination delivery system for generating sustained secondary emission that includes at least an illumination source, a waveguide, and one or more energy conversion layers is disclosed. Also disclosed are methods of using the inventive illumination delivery system for generating sustained secondary emission. | 04-11-2013 |
20130175456 | PHOTOLYTICALLY AND ENVIRONMENTALLY STABLE MULTILAYER STRUCTURE FOR HIGH EFFICIENCY ELECTROMAGNETIC ENERGY CONVERSION AND SUSTAINED SECONDARY EMISSION - Disclosed is a method for converting a primary electromagnetic radiation to a longer output wavelength that includes providing an energy conversion layer having a first photoluminescent material and a second photoluminescent material, exposing the energy conversion layer to the primary electromagnetic radiation, and transferring at least a portion of absorbed energy from the first photoluminescent material to the second photoluminescent material by dipolar coupling, such that the second photoluminescent material subsequently emits the longer output wavelength. | 07-11-2013 |
20130288022 | Chromic Luminescent Compositions and Textiles - A chromic luminescent composition and method for fabricating the composition are disclosed. The chromic luminescent composition comprises at least one or more non-luminescent materials and one or more luminescent materials. The one or more non-luminescent materials having absorption spectra that at least partially overlap with the spectrum of incident electromagnetic radiation. The one or more luminescent materials convert at least a portion of energy of incident electromagnetic radiation to a lower energy wavelength. The one or more non-luminescent materials and the one or more luminescent materials are selected such that, when subsequently exposed to incident electromagnetic radiation, color and brightness are substantially modulated through absorption and emission as a function of incident electromagnetic radiation. Also disclosed are a chromic luminescent textile and a method for fabricating the textile. | 10-31-2013 |
20130288075 | CHROMIC LUMINESCENT OBJECTS - A chromic luminescent object comprising one or more chromic luminescent compositions incorporated into or onto one or more portions of the object, in which the one or more chromic luminescent compositions are selected such that, when subsequently exposed to incident electromagnetic radiation, at least brightness of the one or more portions of the object is substantially modulated through absorption and emission as a function of incident electromagnetic radiation is disclosed. Also disclosed are methods for fabricating the chromic luminescent object. | 10-31-2013 |
20140061504 | LOW RARE EARTH MINERAL PHOTOLUMINESCENT COMPOSITIONS AND STRUCTURES FOR GENERATING LONG-PERSISTENT LUMINESCENCE - A low rare earth mineral photoluminescent structure for generating long-persistent luminescence that utilizes at least a phosphorescent layer comprising one or more phosphorescent materials having substantially low rare earth mineral content of less than about 2.0 weight percent, and one or more fluorescent layers is disclosed. Further disclosed are methods for fabricating and using the inventive low rare earth mineral photoluminescent structure. A low rare earth mineral photoluminescent composition for generating long-persistent luminescence that utilizes at least one or more phosphorescent materials having substantially low rare earth mineral content of less than about 2.0 weight percent and one or more fluorescent materials is also disclosed, as well as, the methods for fabricating and using the inventive low rare earth mineral photoluminescent composition. | 03-06-2014 |
20140065442 | PHOTOLUMINESCENT OBJECTS - An object comprising a low rare earth mineral photoluminescent structure incorporated onto or into one or more portions of the object, the object being a photoluminescent object is disclosed. Further disclosed is a method for fabricating the object. An object comprising a low rare earth mineral photoluminescent composition incorporated onto or into one or more portions of the object, the object being a photoluminescent object is also disclosed, as well as, a method for fabricating the object. | 03-06-2014 |
20140103258 | CHROMIC LUMINESCENT COMPOSITIONS AND TEXTILES - A chromic luminescent composition and method for fabricating the composition are disclosed. The chromic luminescent composition comprises at least one or more non-luminescent materials and one or more luminescent materials. The one or more non-luminescent materials having absorption spectra that at least partially overlap with the spectrum of incident electromagnetic radiation. The one or more luminescent materials convert at least a portion of energy of incident electromagnetic radiation to a lower energy wavelength. The one or more non-luminescent materials and the one or more luminescent materials are selected such that, when subsequently exposed to incident electromagnetic radiation, color and brightness are substantially modulated through absorption and emission as a function of incident electromagnetic radiation. Also disclosed are a chromic luminescent textile and a method for fabricating the textile. | 04-17-2014 |
20140369048 | PHOTOLUMINESCENT ILLUMINATOR - An illuminator and a method for fabricating the illuminator are disclosed. The illuminator comprises at least a light source and a discriminator. The light source comprises one or more luminescent layers that substantially convert the energy of a primary electromagnetic radiation to an output radiation. The discriminator comprises one or more layers that substantially transmit the primary electromagnetic radiation to the one or more luminescent layers and reflect at least a portion of the output radiation from the one or more luminescent layers to the viewing hemisphere. A method for applying the illuminator to an object is also disclosed. | 12-18-2014 |
20150041683 | Luminous Systems - A luminous system comprising one or more illumination sources, a multilayer structure, and one or more diffuse reflection layers being optically decoupled from the multilayer structure, wherein the emission and the reflection of the luminous system produce a first observed visible color when the one or more illumination sources are powered and a second observed visible color when the one or more illumination sources are non-powered is disclosed. Also disclosed are methods of creating the inventive luminous system. | 02-12-2015 |