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Brown University patents


Recent patent applications related to Brown University. Brown University is listed as an Agent/Assignee. Note: Brown University may have other listings under different names/spellings. We're not affiliated with Brown University, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "B" | Brown University-related inventors


Method and system for automated behavior classification of test subjects

The method and system includes a plurality of test subject containers, each having a test subject therein. A plurality of video cameras is focused on the test subject containers to capture video of the behavior of each of the test subjects. ... Brown University

Apparatus and method for passively cooling an interior

A system passively cools an interior area within a structure. The system includes a membrane assembly covering a portion of the structure, wherein the membrane has an interior side facing the interior area and an exterior side. ... Brown University

Homomorphic encryption

Systems, methods, and computer-readable storage devices storing instructions for homomorphic encryption via finite ring isomorphisms are provided. An example method includes selecting a polynomial f(x) of exact degree n with small coefficients in a ring fq[x] and selecting a polynomial h(y) of exact degree n in a ring fq[y]. ... Brown University

Organo-metal halide perovskites films and methods of making the same

An aspect of the present disclosure is a method that includes applying a solution that includes a first solvent, a halogen-containing precursor, and a metal halide to a substrate to form a coating of the solution on the substrate, contacting the coating with a second solvent to form a first plurality of organo-metal halide perovskite crystals on the substrate, and thermally treating the first plurality of organo-metal halide perovskite crystals, such that at least a portion of the first plurality of organo-metal halide perovskite crystals is converted to a second plurality of organo-metal halide perovskite crystals on the substrate. The halogen-containing precursor and the metal halide are present in the solution at a molar ratio of the halogen-containing precursor to the metal halide between about 1.01:1.0 and about 2.0:1.0, and a property of the second plurality of organo-metal halide perovskite crystals is improved relative to a property of the first plurality of organo-metal halide perovskite crystals.. ... Brown University

Virtual reality methods and systems

Some aspects include a virtual reality device configured to present to a user a virtual environment. The virtual reality device comprises a tracking device including at least one camera to acquire image data, the tracking device, when worn by the user, configured to determine a position associated with the user and a stereoscopic display device configured to display at least a portion of a representation of the virtual environment, wherein the representation of the virtual environment is based, at least in part, on the determined position associated with the user, wherein the display device and the tracking device are configured to be worn by the user.. ... Brown University

In-situ x-ray scatter imaging of battery electrodes

A method and apparatus for in-situ x-ray scatter imaging of battery electrodes. An apparatus includes an x-ray source, a grid, the grid comprising stainless steel wires with uniform spacing, and a cell, the x-ray source directing a beam of energy through the metal grid and components of the cell, the cell blurring a previously sharp projection of grid wires on an image detector. ... Brown University

Parameterized model of 2d articulated human shape

Disclosed are computer-readable devices, systems and methods for generating a model of a clothed body. The method includes generating a model of an unclothed human body, the model capturing a shape or a pose of the unclothed human body, determining two-dimensional contours associated with the model, and computing deformations by aligning a contour of a clothed human body with a contour of the unclothed human body. ... Brown University

Cation energy storage device and methods

An energy storage composition can be used as a new na-ion battery cathode material. The energy storage composition with an alluaudite phase of axty(po4)z, naxty(po4)z, na1.702fe3(po4)3 and na0.872fe3(po4)3, is described including the hydrothermal synthesis, crystal structure, and electrochemical properties. ... Brown University

Navigation methods and apparatus for the visually impaired

According to some aspects, a wearable device for estimating a location of the device within a space is provided, the device comprising a plurality of cameras mounted to a structure, at least a portion of the structure being adapted to facilitate a user wearing the device, the plurality of cameras having substantially fixed positions and orientations on the structure relative to each other, and at least one processor configured to receive image data from the plurality of cameras, perform feature detection on the image data to obtain a first plurality of features from the image data, and determine an estimate of the location of the device in the space based, at least in part, on a location associated with a second plurality of features obtained from image data previously captured of the space that matches the first plurality of features.. . ... Brown University

Methods for labeling and manipulating a cellular circuit

The invention relates to methods and kits for labeling and manipulating a cellular circuit. The methods includes transfecting a first-order cell in the cellular circuit with a nucleic acid molecule encoding a tethered ligand, and a second-order cell in the cellular circuit with a nucleic acid molecule encoding a receptor and an effector fusion polypeptide, a nucleic acid molecule encoding a receptor interactor and protease fusion polypeptide, and a nucleic acid molecule encoding a reporter/modifier gene.. ... Brown University

Patient reminder system and method for incentive spirometer utilization

A system and method for configuring and/or utilizing an incentive spirometer to interact with a user during a series of sessions, the incentive spirometer having a piston that is movable within a chamber by user inhalation. A sensor is mounted to detect movement of the piston, a perceptible prompt to a user is generated to encourage use of the incentive spirometer at preselected intervals, and the perceptible prompt is deactivated only after the sensor detects that the piston has at least reached a preselected threshold.. ... Brown University

Method of making coated substrates

Methods' and compositions for making coated substrates using a co-solvent method are disclosed. Embodiments of the present disclosure relate in general to methods and compositions for making thin films of organometallic halides. ... Brown University

Method and apparatus for creating coherent bundle of scintillating fibers

A method and apparatus to manufacture a coherent bundle of scintillating fibers is disclosed. A method includes providing a collimated bundle having a glass preform with capillaries therethrough known in the industry as a glass capillary array, and infusing the glass capillary array with a scintillating polymer or a polymer matrix containing scintillating nanoparticles.. ... Brown University

Beta tungsten thin films with giant spin hall effect for use in compositions and structures with perpendicular magnetic anisotropy

Methods, devices, and compositions for use with spintronic devices such as magnetic random access memory (mram) and spin-logic devices are provided. Methods include manipulating magnetization states in spintronic devices and making a structure using spin transfer torque to induce magnetization reversal. ... Brown University

11/09/17 / #20170323476

System and method for simulating realistic clothing

A system generates a clothing deformation model which models one or more of a pose-dependent clothing shape variation which is induced by underlying body pose parameters, a pose-independent clothing shape variation which is induced by clothing size and underlying body shape parameters and a clothing shape variation including a combination of the pose-dependent clothing shape variation and/or the pose-independent clothing shape variation. The system generates, for an input human body, a custom-shaped garment associated with a clothing type by mapping, via the clothing deformation model, body shape parameters of the input human body to clothing shape parameters of the clothing type and dresses the input human body with the custom-shaped garment.. ... Brown University

09/14/17 / #20170261745

Virtual reality methods and systems

Some aspects include a virtual reality device configured to present to a user a virtual environment. The virtual reality device comprises a tracking device including at least one camera to acquire image data, the tracking device, when worn by the user, configured to determine a position associated with the user and a stereoscopic display device configured to display at least a portion of a representation of the virtual environment, wherein the representation of the virtual environment is based, at least in part, on the determined position associated with the user, wherein the display device and the tracking device are configured to be worn by the user.. ... Brown University

08/24/17 / #20170244057

Methods for producing perovskite halide films

An aspect of the present disclosure is a method that includes exchanging at least a portion of a first cation of a perovskite solid with a second cation, where the exchanging is performed by exposing the perovskite solid to a precursor of the second cation, such that the precursor of the second cation oxidizes to form the second cation and the first cation reduces to form a precursor of the first cation.. . ... Brown University

08/17/17 / #20170232074

Enhancement of skeletal muscle stem cell engraftment by dual delivery of vegf and igf-1

An improved device and method for extended repair and regeneration of muscle tissue. An exemplary device comprises (a) a scaffold comprising an ecm component; (b) a combination of growth factors such as vegf and igf; and (c) a population of myogenic cells. ... Brown University

07/13/17 / #20170199027

Optical system and methods for the determination of stress in a substrate

Methods and systems are disclosed for measuring multidimensional stress characteristics in a substrate. Generally, the methods include applying a sequence of optical pump pulses to the substrate. ... Brown University

06/29/17 / #20170182165

Thermal accelerant compositions and methods of use

A thermal accelerant is delivered to a tissue site and localized to modulate the shape, extent or other characteristic of rf or microwave-induced hyperthermic tissue ablation. The accelerant may be provided via an image-guided hand piece or via a lumen added to a microwave antenna, and promotes faster heating, more complete ablation and/or a more extensive treatment region to reduce recurrence of treated cancers, overcoming natural limitations, variations in tissue response and drop-off or thermal loss away from the antenna. ... Brown University

06/22/17 / #20170176606

Method and apparatus for creating coherent bundle of scintillating fibers

A method and apparatus to manufacture a coherent bundle of scintillating fibers is disclosed. In the method and apparatus, a polymer matrix of a transparent polymer and nanoparticle scintillators is placed on top of a collimated bundle having a plurality of capillaries and pressed in a pressure vessel until the polymer matrix is forced into the capillaries. ... Brown University

06/15/17 / #20170167738

Apparatus and method for passively cooling an interior

A system passively cools, regulates humidity and/or rectifies diffusive transport of water vapor in an interior area within a structure. The system includes a membrane assembly covering a portion of the structure, wherein the membrane has an interior side facing the interior area and an exterior side. ... Brown University

03/23/17 / #20170082873

High frequency light emission device

Systems, apparatuses, and methods for modulating light at high frequencies by addressing the issue of direct modulation of long lifetime light emitters. Dynamic control of the local density of optical states (ldos) to exploit the differences between electric and magnetic dipole transitions allows for higher frequency modulation. ... Brown University

03/16/17 / #20170078649

Method and system for unsynchronized structured lighting

A system and method to capture the surface geometry a three-dimensional object in a scene using unsynchronized structured lighting is disclosed. The method and system includes a pattern projector configured and arranged to project a sequence of image patterns onto the scene at a pattern frame rate, a camera configured and arranged to capture a sequence of unsynchronized image patterns of the scene at an image capture rate, and a processor configured and arranged to synthesize a sequence of synchronized image frames from the unsynchronized image patterns of the scene. ... Brown University

03/09/17 / #20170069102

Parameterized model of 2d articulated human shape

Disclosed are computer-readable devices, systems and methods for generating a model of a clothed body. The method includes generating a model of an unclothed human body, the model capturing a shape or a pose of the unclothed human body, determining two-dimensional contours associated with the model, and computing deformations by aligning a contour of a clothed human body with a contour of the unclothed human body. ... Brown University

02/16/17 / #20170047054

System for electronically generating music

A musical instrument for electronically producing music from audio segments. The musical instrument comprises: an apparatus having a first surface; a plurality of selectable elements disposed in a substantially circular geometry on the first surface; and at least one memory storing the plurality of audio segments, each of the plurality of audio segments being associated with a respective selectable element in the plurality of selectable elements, wherein, in response to detecting selection of a subset of the plurality of selectable elements, the system is configured to generate music using audio segments in the plurality of audio segments that are associated with the selected subset of the plurality of selectable elements.. ... Brown University

02/16/17 / #20170042713

System and methods for mobile medical monitoring

A portable monitoring device for whole-body monitoring can include a receiver configured to receive wireless signals representing real-time neural activity from a neural sensor and to process the wireless signals into digital signals. The portable monitoring device can also include a first processor coupled to the receiver configured to receive the digital signals from the receiver and a programmable processor coupled to the first processor. ... Brown University








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