Patent application number | Description | Published |
20100231997 | DYNAMIC TIME MULTIPLEXING FABRICATION OF HOLOGRAPHIC POLYMER DISPERSED LIQUID CRYSTALS FOR INCREASED WAVELENGTH SENSITIVITY - Described herein is a new holographic polymer dispersed liquid crystal (HPDLC) medium with broadband reflective properties, and a new technique for fabrication of broadband HPDLC mediums. The new technique involves dynamic variation of the holography setup during HPDLC formation, enabling the broadening of the HPDLC medium's wavelength response. Dynamic variation of the holography setup may include the rotation and/or translation of one or more motorized stages, allowing for time and spatial, or angular, multiplexing through variation of the incident angles of one or more laser beams on a pre-polymer mixture during manufacture. An HPDLC medium manufactured using these techniques exhibits improved optical response by reflecting a broadband spectrum of wavelengths. A new broadband holographic polymer dispersed liquid crystal thin film polymeric mirror stack with electrically-switchable beam steering capability is disclosed. | 09-16-2010 |
20110084614 | LED LIGHTING SYSTEM - A system and method involving lighting fixtures, a control network, a controller and other devices such as light sensors, input devices and network adapters for coordinating precise brightness and color schedules among the lighting fixtures while maintaining a high color reliability including provisions for managing a plurality of lighting fixtures. The lighting fixtures contain lighting elements selected such that when controlled properly, operating along a daytime locus, the resultant light output closely resembles sunlight on a cloudless day in spectral characteristics, and wherein the total flux of blue light can be adjusted from a relative level of 1-100% the maximum blue flux of the lighting fixture by controlling individual lighting elements. | 04-14-2011 |
20130194148 | TRANSPARENT CONFORMAL POLYMER ANTENNAS FOR RFID AND OTHER WIRELESS COMMUNICATIONS APPLICATIONS - An optically transparent conformal polymer antenna and a method for producing the antenna from optically transparent conductive polymers. The method includes selecting an antenna design; providing an optically transparent conductive polymer material capable of being printed using an ink jet printer device; and printing layers of the polymer in the desired antenna design pattern onto a substrate. The surface tension of the polymer solution is adjusted to allow the material to pass through a printer head for printing on a flexible substrate. The material is modified to have a higher conductivity than regular conductive polymer materials so that a suitable antenna may be formed. | 08-01-2013 |
20130229114 | LED LIGHTING SYSTEM - A system and method involving lighting fixtures, a control network, a controller and other devices such as light sensors, input devices and network adapters for coordinating precise brightness and color schedules among the lighting fixtures while maintaining a high color reliability including provisions for managing a plurality of lighting fixtures. The lighting fixtures contain lighting elements selected such that when controlled properly, operating along a daytime locus, the resultant light output closely resembles sunlight on a cloudless day in spectral characteristics, and wherein the total flux of blue light can be adjusted from a relative level of 1-100% the maximum blue flux of the lighting fixture by controlling individual lighting elements. | 09-05-2013 |
20150102730 | LED LIGHTING SYSTEM - A system and method involving lighting fixtures, a control network, a controller and other devices such as light sensors, input devices and network adapters for coordinating precise brightness and color schedules among the lighting fixtures while maintaining a high color reliability including provisions for managing a plurality of lighting fixtures. The lighting fixtures contain lighting elements selected such that when controlled properly, operating along a daytime locus, the resultant light output closely resembles sunlight on a cloudless day in spectral characteristics, and wherein the total flux of blue light can be adjusted from a relative level of 1-100% the maximum blue flux of the lighting fixture by controlling individual lighting elements. | 04-16-2015 |
20150116172 | Transparent Conformal Polymer Antennas for RFID and Other Wireless Communications Applications - An optically transparent conformal polymer antenna and a method for producing the antenna from optically transparent conductive polymers. The method includes selecting an antenna design; providing an optically transparent conductive polymer material capable of being printed using an ink-jet printer device; and printing layers of the polymer in the desired antenna design pattern onto a substrate. The surface tension of the polymer solution is adjusted to allow the material to pass through a printer head for printing on a flexible substrate. The material is modified to have a higher conductivity than regular conductive polymer materials so that a suitable antenna may be formed. | 04-30-2015 |
20150382427 | LED LIGHTING SYSTEM - A system and method involving lighting fixtures, a control network, a controller and other devices such as light sensors, input devices and network adapters for coordinating precise brightness and color schedules among the lighting fixtures while maintaining a high color reliability including provisions for managing a plurality of lighting fixtures. The lighting fixtures contain lighting elements selected such that when controlled properly, operating along a daytime locus, the resultant light output closely resembles sunlight on a cloudless day in spectral characteristics, and wherein the total flux of blue light can be adjusted from a relative level of 1-100% the maximum blue flux of the lighting fixture by controlling individual lighting elements. | 12-31-2015 |
Patent application number | Description | Published |
20140080040 | HOLOGRAPHIC POLYMER DISPERSED LIQUID CRYSTALS - A hyperspectral holographic polymer dispersed liquid crystal (HPDLC) medium comprising broadband reflective properties may comprise dopants that result in a hyperspectral HPDLC with fast transitional switching speeds. Dopants may include alliform carbon particles, carbon nanoparticles, piezoelectric nanoparticles, multiwalled carbon nanotubes, a high dielectric anisotropy compound, semiconductor nanoparticles, electrically conductive nanoparticles, metallic nanoparticles, or the like. A technique for fabrication of hyperspectral broadband HPDLC mediums may involve dynamic variation of the holography setup during HPDLC formation and spatial multiplexing that may enable broadening of the HPDLC medium's wavelength response. Fabrication may include concurrently running multiple exposures and exploiting superpositioning of the resultant gratings. The hyperspectral HPDLC may be capable of blocking and/or filtering wavelengths in the range of approximately 390 nm to approximately 12 μm. | 03-20-2014 |
20140354996 | TUNABLE ELECTRO-OPTIC FILTER STACK - A holographic polymer dispersed liquid crystal (HPDLC) tunable filter exhibits switching times of no more than 20 microseconds. The HPDLC tunable filter can be utilized in a variety of applications. An HPDLC tunable filter stack can be utilized in a hyperspectral imaging system capable of spectrally multiplexing hyperspectral imaging data acquired while the hyperspectral imaging system is airborne. HPDLC tunable filter stacks can be utilized in high speed switchable optical shielding systems, for example as a coating for a visor or an aircraft canopy. These HPDLC tunable filter stacks can be fabricated using a spin coating apparatus and associated fabrication methods. | 12-04-2014 |
20150234102 | DYNAMICALLY FOCUSABLE MULTISPECTRAL LIGHT FIELD IMAGING - A flexible, multispectral, light field imaging system comprising holographically-formed polymer dispersed liquid crystal (H-PDLC) stacks in a plenoptic camera architecture may capture multispectral light field data from a scene. Through manipulation of this multispectral light field data, digitally refocused spectral images may be created at different, selectable focal depths, with a single exposure. | 08-20-2015 |
Patent application number | Description | Published |
20080200876 | Needle Guidance With a Dual-Headed Laser - Disclosed are method and apparatus for guiding a needle during an interventional radiology procedure. The target and skin entry point are pre-determined in three-dimensional medical imaging scans. The needle trajectory is defined by the target and skin entry point, which is physically marked on the skin. A dual-headed laser emitting two laser beams is positioned and aligned such that one laser beam is aimed at the skin entry point and the other laser beam is aimed at an external reference point, which is determined such that the axis of the laser beam aimed at the skin entry point is substantially collinear with the needle trajectory. The needle is inserted while maintaining the axis of the needle substantially collinear with the axis of the laser beam aimed at the skin entry point. | 08-21-2008 |
20080240337 | Model-Based Heart Reconstruction and Navigation - A method to obtain a patient based organ model from patient data, having steps of obtaining a computerized organ model based upon at least one data set of patients, the computerized organ model having a set of classifiers that are used to determine physical parameters of the patients heart, placing the patient in a diagnostic scanner device, taking representative data images of a patients organ while changing position of the image scan, the data images taken with ECG synchronization; and preparing the patient based organ model by evaluating the representative data images of the patients organ with the set of classifiers in the computerized organ model. | 10-02-2008 |
20090062641 | Method and system for catheter detection and tracking in a fluoroscopic image sequence - A method and system for detecting and tracking an ablation catheter tip in a fluoroscopic image sequence is disclosed. Catheter tip candidates are detected in each frame of the fluoroscopic image sequence using marginal space learning. The detected catheter tip candidates are then tracked over all the frames of the fluoroscopic image sequence in order to determine an ablation catheter tip location in each frame. | 03-05-2009 |
20100061608 | Medical Image Data Processing and Interventional Instrument Identification System - A system processes pixel representative image data of medical images of patient anatomy to automatically identify an interventional instrument. The system includes an acquisition processor that receives pixel luminance data comprising multiple sequential medical images of a patient anatomical portion and luminance data of an individual image comprises multiple pixel luminance representative values of multiple individual pixels of the individual image. An image data processor detects and subtracts background image data from the pixel luminance data comprising the multiple sequential medical images to provide processed pixel luminance data comprising multiple processed sequential medical images. The image data processor computes gradient components of individual pixels of the processed pixel luminance data. The image data processor modifies the computed gradient component data by suppressing computed gradient components lacking symmetry about an interventional instrument width dimension and filters the modified computed gradient component data for use in providing image representative data showing the interventional instrument. | 03-11-2010 |
20100061615 | System for Removing Static Background Detail From Medical Image Sequences - A system determines static background medical image data by receiving pixel luminance data comprising multiple sequential medical images of a patient anatomical portion and luminance data of an individual image that comprises multiple pixel luminance representative values of multiple individual pixels of the individual image. A filter includes a first filter function having a first response time for filtering received luminance representative values of a particular individual pixel varying in response to a first motion disturbance in the multiple sequential medical images for use in identifying a substantially minimum luminance value of the particular individual pixel in the multiple sequential medical images. The filter filters luminance representative values of individual pixels of the multiple sequential medical images to identify substantially minimum luminance values of individual pixels in the multiple sequential medical images as background image data of the multiple sequential medical images. | 03-11-2010 |
Patent application number | Description | Published |
20140090577 | METHODS FOR MAKING LIGNOCELLULOSE CONTAINING COMPOSITE PRODUCTS - Methods for making composite products are provided. In at least one specific embodiment, the method can include combining a plurality of lignocellulose substrates and one or more free radical precursors to produce a mixture of the lignocellulose substrates and the one or more free radical precursors. The method can also include maintaining the mixture at a temperature less than 60° C. for at least 10 minutes while retaining at least 11 wt % of the one or more free radical precursors charged to the mixture. The method can then include heating the mixture comprising at least 11 wt % of the one or more free radical precursors charged to the mixture to a temperature of at least 60° C. to about 300° C. to produce a composite product. The composite product can have a density less than 1 g/cm | 04-03-2014 |
20140202647 | COMPOSITIONS THAT INCLUDE HYDROPHOBIZING AGENTS AND STABILIZERS AND METHODS FOR MAKING AND USING SAME - Compositions that include hydrophobizing agents and stabilizers and methods for making and using same are provided. In at least one specific embodiment, a composition can include about 40 wt % to about 60 wt % lignosulfonic acid or a salt thereof, about 1 wt % to about 20 wt % of a hydrophobizing agent, and about 20 wt % to about 59 wt % of a liquid medium, where all weight percents are based on the combined weight of the lignosulfonic acid or salt thereof, the hydrophobizing agent, and the liquid medium. | 07-24-2014 |
20140275360 | BINDER COMPOSITIONS AND METHODS FOR MAKING AND USING SAME - Binder compositions and methods for making and using same are provided. In at least one specific embodiment, the binder composition can include at least one polyphenolic compound, at least one unsaturated compound, and at least one free radical precursor. The unsaturated compound can have two or more unsaturated carbon-carbon bonds. At least one of the unsaturated carbon-carbon bonds can be a pi-bond that is not conjugated with an aromatic moiety and is capable of free radical addition. | 09-18-2014 |
20140275361 | BINDER COMPOSITIONS AND METHODS FOR MAKING AND USING SAME - Binder compositions and methods for making and using same are provided. In at least one specific embodiment, the binder composition can include at least one unsaturated compound having two or more unsaturated carbon-carbon bonds and at least one free radical precursor. At least one of the unsaturated carbon-carbon bonds can be a pi-bond that is not conjugated with an aromatic moiety and can be capable of free radical addition. The free radical precursor can be present in an amount of about 7 wt % to about 99 wt %, based on the weight of the one or more unsaturated compounds. | 09-18-2014 |
20150090157 | METHODS FOR MAKING LIGNOCELLULOSE CONTAINING COMPOSITE PRODUCTS - Methods for making composite products are provided. In at least one specific embodiment, the method can include combining a plurality of lignocellulose substrates, a free radical precursor, and a polyphenolic material to produce a mixture. The polyphenolic material can be in a liquid form, a solid form, or both when combined to produce the mixture. The method can also include maintaining the mixture at a temperature of less than 60° C. for at least 10 minutes while retaining at least 11 wt % of the free radical precursor charged to the mixture. The mixture can also include heating the mixture comprising at least 11 wt % of the free radical precursors charged to the mixture to a temperature of at least 60° C. to about 300° C. to produce a composite product. | 04-02-2015 |
20150284566 | METHODS FOR MAKING LIGNOCELLULOSE COMPOSITE PRODUCTS WITH OXIDATIVE BINDERS AND ENCAPSULATED CATALYST - In some examples, one or more metal-containing catalysts and one or more waxes can be mixed or otherwise combined to produce an encapsulated catalyst composition. The wax can be at least partially coated on the metal-containing catalyst. A mixture of water and the wax can be agitated or otherwise mixed, and the metal-containing catalyst can be added to or otherwise combined with the water and wax mixture to produce a wax emulsified catalyst. A plurality of lignocellulose substrates, one or more oxidants, and the encapsulated catalyst composition can be mixed or otherwise combined to produce a lignocellulose binder mixture. The lignocellulose binder mixture can be heated to produce a composite product. | 10-08-2015 |
20150284567 | METHODS FOR MAKING LIGNOCELLULOSE COMPOSITE PRODUCTS WITH OXIDATIVE BINDERS AND COMPLEXED METAL CATALYST - In some examples, a method for making a composite product can include combining a plurality of lignocellulose substrates, one or more complexed metal catalysts, one or more complexing agents, and one or more oxidants to produce a lignocellulose binder mixture and heating the lignocellulose binder mixture to produce a composite product. The lignocellulose binder mixture can have a molar ratio of the complexing agent to the complexed metal catalyst of about 0.1 or greater. | 10-08-2015 |
20150284568 | METHODS FOR MAKING LIGNOCELLULOSE COMPOSITE PRODUCTS - Methods for making lignocellulose composite products can include combining a plurality of lignocellulose substrates, calcium lignosulfonate, and a free radical precursor to produce a mixture. The free radical precursor can include an oxidant and a catalyst. The mixture can be at least partially cured to produce a lignocellulose composite product. | 10-08-2015 |
20160075909 | BINDER COMPOSITIONS AND METHODS FOR MAKING AND USING SAME - Binder compositions and methods for making and using same are provided. In at least one specific embodiment, the binder composition can include at least one unsaturated compound having two or more unsaturated carbon-carbon bonds and at least one free radical precursor. At least one of the unsaturated carbon-carbon bonds can be a pi-bond that is not conjugated with an aromatic moiety and can be capable of free radical addition. The free radical precursor can be present in an amount of about 7 wt % to about 99 wt %, based on the weight of the one or more unsaturated compounds. | 03-17-2016 |
Patent application number | Description | Published |
20100082142 | Simulation System and Method - A method and system are described that enhance the computational simulation, such as a fluid flowing through a porous media, under the present techniques. In particular, a computer implemented simulation method is described that includes initializing a simulator and utilizing an intelligent performance assistant to select a set of parameters and algorithms for the simulator. Then, equations are solved with the set of parameters and algorithms and the solution to the equations is then obtained. | 04-01-2010 |
20100217574 | Parallel Adaptive Data Partitioning On A Reservoir Simulation Using An Unstructured Grid - A computer implemented system and method for parallel adaptive data partitioning on a reservoir simulation using an unstructured grid includes a method of simulating a reservoir model which includes generating the reservoir model. The generated reservoir model is partitioned into multiple sets of different domains, each one corresponding to an efficient partition for a specific portion of the model. | 08-26-2010 |
20120158389 | Method and System For Rapid Model Evaluation Using Multilevel Surrogates - The present techniques disclose methods and systems for rapidly evaluating multiple models using multilevel surrogates (for example, in two or more levels). These surrogates form a hierarchy in which surrogate accuracy increases with its level. At the highest level, the surrogate becomes an accurate model, which may be referred to as a full-physics model (FPM). The higher level surrogates may be used to efficiently train the low level surrogates (more specifically, the lowest level surrogate in most applications), reducing the amount of computing resources used. The low level surrogates are then used to evaluate the entire parameter space for various purposes, such as history matching, evaluating the performance of a hydrocarbon reservoir, and the like. | 06-21-2012 |
20130110485 | Determining Interwell Communication | 05-02-2013 |
20130204922 | Asset Control and Management System - An embodiment provides a method for managing a hydrocarbon asset. The method includes creating an interactive community of agents, wherein each agent comprises code and functional data structures configured to direct a processor to access resource on a network. At least one of the agents is configured to be a workflow agent, wherein the work-flow agent is configured to pursue a plan to accomplish a goal. The work-flow agent is provided with sensors to determine environmental conditions. The workflow agent is provided with the ability to communicate with other intelligent agents. The workflow agent is configured to select the plan based, at least in part, on information obtained from the sensors. | 08-08-2013 |
20130246030 | Parallel Adaptive Data Partitioning On A Reservoir Simulation Using An Unstructured Grid - A computer implemented system and method for parallel adaptive data partitioning on a reservoir simulation using an unstructured grid includes a method of simulating a reservoir model which includes generating the reservoir model. The generated reservoir model is partitioned into multiple sets of different domains, each one corresponding to an efficient partition for a specific portion of the model. | 09-19-2013 |