Patents and Patent Applications from California Institute of Technology


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9175669 V-shaped arrangements of turbines  
A V-shaped arrangement of turbines adapted to orient in such a manner that crosswind enters the arrangement in a direction that is substantially parallel to the axis bisecting the arrangement is...
9173605 Fabrication of implantable fully integrated electrochemical sensors  
A fully integrated small size implantable sensing device is described, which can include a sensor and an electronic circuit to interface with the sensor and communicate with an external device....
9173564 System and method for sensing intraocular pressure  
Systems and methods of sensing intraocular pressure are described. An example miniaturized intraocular pressure (IOP) monitoring system is provided using a nanophotonics-based implantable IOP...
US20150312555 SINGLE-LENS, SINGLE-SENSOR 3-D IMAGING DEVICE WITH A CENTRAL APERTURE FOR OBTAINING CAMERA POSITION  
A device and method for three-dimensional (3-D) imaging using a defocusing technique is disclosed. The device comprises a lens, a central aperture located along an optical axis for projecting an...
US20150311662 STABLE MICROWAVE-FREQUENCY SOURCE BASED ON CASCADED BRILLOUIN LASERS  
A microwave-frequency source, generating an output electrical signal at an output frequency fM, comprises a pump laser source, an optical resonator, and a photodetector. Free spectral range vFSR...
US20150309011 MICROFLUIDIC DEVICE  
Described herein are particular embodiments relating to a microfluidic device that may be utilized for cell sensing, counting, and/or sorting. Particular aspects relate to a microfabricated device...
US20150308990 SYSTEM AND METHOD FOR ANALYZING A GAS  
A gas analysis system includes a fluidic channel for flow of a gas to be analyzed, a detector in the channel and adapted for measuring interactions of the gas with the detector, the detector...
US20150305774 IN VITRO PLATFORM AND METHODS FOR CULTURING EMBRYOS FOR IMPLANTATION  
A mammalian in vitro system for culturing an embryo includes a collagen or fibrin matrix and endometrial and/or stromal cells. The in vitro platforms and methods according to embodiments of the...
9169521 Point-of-collection sample preparation device and method  
A device and method for analyte detection is provided. In an embodiment, the device includes a multi-layer filter configured to receive a fluid-borne sample including at least one analyte in...
US20150304653 MAPPING ELECTRICAL CROSSTALK IN PIXELATED SENSOR ARRAYS  
The effects of inter pixel capacitance in a pixilated array may be measured by first resetting all pixels in the array to a first voltage, where a first image is read out, followed by resetting...
US20150304094 Dynamic Polarization Modulation and Control  
A method for sending a data from an electromagnetic radiator by polarization modulation of an electromagnetic wave includes radiating from the radiator first and second electromagnetic waves...
US20150301034 LABEL-FREE DETECTION OF NANOPARTICLES AND BIOLOGICAL MOLECULES USING MICROTOROID OPTICAL RESONATORS  
Systems and methods are provided for detecting one or more particles such as individual unlabeled molecules or single nanoparticles. In examples described herein, optical energy is introduced into...
US20150300884 340 GHz MULTIPIXEL TRANSCEIVER  
A multi-pixel terahertz transceiver is constructed using a stack of semiconductor layers that communicate using vias defined within the semiconductor layers. By using a stack of semiconductor...
US20150299757 SENSOR PROBE FOR BIO-SENSING AND CHEMICAL-SENSING APPLICATIONS  
The basic structure and functionality of a probe as disclosed herein allows for flexibly incorporating into the probe, various sensing elements for various sensing applications. Two example...
US20150299236 Z-SELECTIVE METATHESIS CATALYSTS  
A novel chelated ruthenium-based metathesis catalyst bearing an N-2,6-diisopropylphenyl group is reported and displays near-perfect selectivity for the Z-olefin (>95%), as well as unparalleled...
US20150299073 CATALYTIC ANTI-MARKOVNIKOV OXIDATION AND HYDRATION OF OLEFINS  
The disclosure provides a dual-catalysis system for direct conversion of olefins to alcohols. The cooperative catalytic system contains one oxidizing catalyst and one transfer-hydrogenation...
US20150298171 MONOLITHIC FLEXURE PRE-STRESSED ULTRASONIC HORNS  
A monolithic ultrasonic horn where the horn, backing, and pre-stress structures are combined in a single monolithic piece is disclosed. Pre-stress is applied by external flexure structures. The...
US20150297105 PORTABLE ELECTRONIC HEMODYNAMIC SENSOR SYSTEMS  
Systems and methods are provided for extracting hemodynamic information, optionally employing portable electronic devices with optional User Interface (UI) features for system implementation. The...
9166249 Fluoride ion battery compositions  
A lithium-free, anion based charge transport electrochemical system that uses fluoride ion transporting electrolytes, including ionic liquids, with and without various additives to improve...
9165971 Atomically precise surface engineering for producing imagers  
High-quality surface coatings, and techniques combining the atomic precision of molecular beam epitaxy and atomic layer deposition, to fabricate such high-quality surface coatings are provided....
9164236 Methods and systems for delaying optical waves  
Coupled-resonator optical waveguides (CROW) can be used to control a speed of an optical signal. In particular, the coupling distance between the resonators can be adjusted to precisely control a...
US20150292095 OXYGEN EVOLUTION REACTION CATALYSIS  
An Oxygen Evolution Reaction (OER) catalyst includes a metal oxide that includes oxygen, cerium, and one or more second metals. In some instances, the cerium is 10 to 80 molar % of the metals in...
US20150290466 3-COIL WIRELESS POWER TRANSFER SYSTEM FOR EYE IMPLANTS  
A three-coil electromagnetic induction power transfer system is disclosed for epiretinal prostheses and other implants. A third, buffer coil is disposed between an external transmitting coil and a...
9156921 Organocatalyzed photoredox mediated polymerization using visible light  
The present invention is directed to method of forming a polymer comprising exposing a mixture comprising an organic pre-polymer, an organic photoredox catalyst, and an organic initiator to a...
US20150288516 KEY AGREEMENT IN WIRELESS NETWORKS WITH ACTIVE ADVERSARIES  
A network and related methods for transmitting processes in a network secretly and securely is described. The network use keys, through path-key establishment and a key pool bootstrapping, to...
US20150288144 NON-LINEAR VERTICAL-CAVITY SURFACE-EMITTING LASER EQUALIZATION  
Technologies are generally described for implementing non-linear VCSEL equalization. In some examples, a rising edge tap parameter, a falling edge tap parameter, an equalization delay and a bias...
US20150288048 INKJET OR PEN BASED PRINTED PERIODIC DIRECTORS FOR MILLIMETER-WAVE LINKS ON FLEXIBLE SUBSTRATES  
A data link, comprising a substrate; and an ink structure printed and/or marked on a substrate, wherein the structure directs an electric, magnetic, and/or electromagnetic wave between two locations.
US20150287842 PHOTOVOLTAIC SYSTEM INCLUDING LIGHT TRAPPING FILTERED OPTICAL MODULE  
A photovoltaic system that converts incident light into electrical energy that includes a light trapping optical module having a light randomizing dielectric slab with a first surface and a second...
US20150284313 REACTIONS IN THE PRESENCE OF RUTHENIUM COMPLEXES  
Described herein are compounds and methods for catalyzing metathesis reactions. The compounds described herein are ruthenium complexes bearing cyclic alkyl amino carbene (CAAC) ligands. The...
US20150283513 PARTICULATE NANOSORTING STACK  
Methods and devices for isolating and sorting nanoparticles are disclosed herein. Nanopores of a desired size can be formed in silicon dioxide membranes and used as filters to separate...
9154235 Systems and methods for optically powering transducers and related transducers  
The present disclosure describes an optically powered transducer with a photovoltaic collector. An optical fiber power delivery method and system and a free space power delivery method are also...
9150418 Method and system for graphene formation  
A method for forming graphene includes providing a substrate and subjecting the substrate to a reduced pressure environment. The method also includes providing a carrier gas and a carbon source...
9149805 Microfluidic fluid separator and related methods  
A microfluidic fluid separator for separating target components of a fluid by filtration is described. Methods for separating target components of a fluid by filtration and methods for processing...
US20150280321 LOW POWER MULTI-GIGABIT PER SECOND MILLIMETER-WAVE DATA-LINK EMPLOYING MODULATED REFLECTIONS  
A system for wirelessly communicating between a base station and a mobile device, including a reflector integrated with a mobile device, wherein the reflector reflects carrier radiation...
US20150279949 NANOPILLAR FIELD-EFFECT AND JUNCTION TRANSISTORS WITH FUNCTIONALIZED GATE AND BASE ELECTRODES  
Systems and methods for molecular sensing are described. Molecular sensors are described which are based on field-effect or bipolar junction transistors. These transistors have a nanopillar with a...
US20150279948 NANOPILLAR FIELD-EFFECT AND JUNCTION TRANSISTORS WITH FUNCTIONALIZED GATE AND BASE ELECTRODES  
Systems and methods for molecular sensing are described. Molecular sensors are described which are based on field-effect or bipolar junction transistors. These transistors have a nanopillar with a...
US20150278485 DESIGNING COMBINATIONS THERAPIES OF NON-INTERACTING DRUGS FOR EVOLUTIONARY DYNAMICS OF DISEASE USING OPTIMAL CONTROL  
A method of generating a combination therapy model for treating HIV is described. The method includes receiving a group of selected antibodies for the treatment of HIV and fitness parameters for a...
US20150276947 SUBNANOSECOND SCINTILLATION DETECTOR  
A scintillation detector, including a scintillator that emits scintillation; a semiconductor photodetector having a surface area for receiving the scintillation, wherein the surface area has a...
US20150276089 MICROFABRICATED ELASTOMERIC VALVE AND PUMP SYSTEMS  
A method of fabricating an elastomeric structure, comprising: forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion...
US20150274813 Broadly-Neutralizing Anti-HIV Antibodies  
The present invention relates to anti-HIV antibodies. Also disclosed are related methods and compositions. HIV causes acquired immunodeficiency syndrome (AIDS), a condition in humans characterized...
US20150273197 IMPLANTABLE OXYGENATOR WITH SELF-CONTAINED ELECTROLYTE  
An implantable oxygenator may have a configuration that is suitable for implantation within a human body be implanted within a human body, such as within a human eye. The implantable oxygenator...
9148173 Distributed reed-solomon codes for simple multiple access networks  
A computer-based distributed error correction scheme with an efficient decoding algorithm is disclosed. The efficiency of the corresponding decoding algorithm, based on standard single source...
9147844 Solvent-free enyne metathesis polymerization  
The disclosure describes methods of metathesizing unsaturated organic compounds, each method comprising contacting at least one feedstock comprising at least one olefinic or acetylenic precursor...
9147822 Heavily doped PbSe with high thermoelectric performance  
The present invention discloses heavily doped PbSe with high thermoelectric performance. Thermoelectric property measurements disclosed herein indicated that PbSe is high zT material for...
9145560 Method for producing transgenic rats  
The present invention relates to methods for producing transgenic animals, particularly transgenic rats, using retroviral constructs engineered to carry the transgene(s) of interest.
9145555 Integrated—ligand-responsive microRNAs  
The present application relates to nucleic acids that encode an miRNA and a sensor domain that can respond to a ligand. In some embodiments, the sensor domain is an RNA aptamer that modulates...
9145549 Regio- and enantioselective alkane hydroxylation with modified cytochrome P450  
Cytochrome P450 BM-3 from Bacillus megaterium was engineered using a combination of directed evolution and site-directed mutagenesis to hydroxylate linear alkanes regio- and enantioselectively...
9144490 High-lead count implant device and method of making the same  
The invention provides chip packaging and processes for the assembly of retinal prosthesis devices. Advantageously, photo-patternable adhesive or epoxy such as photoresist is used as glue to...
US20150268191 CHEMICAL SENSING AND/OR MEASURING DEVICES AND METHODS  
Methods for fabricating silicon nanowire chemical sensing devices, devices thus obtained, and methods for utilizing devices for sensing and measuring chemical concentration of selected species in...
US20150267308 Conformally coated wire array photoelectrodes for photoelectrochemical fuel generation  
Embodiments of the present invention are directed to photoelectrodes having a wire array core and a conformal coating on the core. The wire array core and the conformal coating can be...