Patent application number | Description | Published |
20090185191 | DEVICE AND METHOD FOR IMAGING THE EAR USING OPTICAL COHERENCE TOMOGRAPHY - A method of forming an image of tissue. The method includes non-invasively inserting a fiber-based device into a patient's ear canal and acquiring OCT data from ear tissue while the fiber-based device is in the ear canal. The method also includes converting the OCT data into at least one image. | 07-23-2009 |
20140205586 | CONTROL OF BIOFILM FORMATION - The invention relates to control of biofilm development. Specifically, some embodiments of the present invention relate to control of bacterial biofilm formation through addition or breakdown of signal(s) that induce biofilm formation. More specifically, some embodiments of the present invention relate to control (e.g., promotion, prevention) of biofilm development by application or hydrolysis of adenosine triphospate (ATP), deoxyadenosine triphosphate (dATP), or derivatives or analogs thereof (e.g., through application or administration of an agent that hydrolyzes ATP, dATP, or derivatives or analogs thereof (e.g., apyrase)). | 07-24-2014 |
20150273025 | APYRASE TREATMENTS - Provided herein is technology relating to compositions comprising apyrase and particularly, but not exclusively, to compositions comprising apyrase, methods of treating with apyrase, and uses of apyrase related to treating a subject, e.g., a subject suffering from a microbial infection, a subject who has a wound or burn and is in need of an antimicrobial treatment, and/or a subject in need of treatment for heterotopic ossification. | 10-01-2015 |
Patent application number | Description | Published |
20130044983 | SUBSEA ELECTRO-OPTICAL CONNECTOR UNIT FOR ELECTRO-OPTICAL ETHERNET TRANSMISSION SYSTEM - A subsea connector unit with an integrated, bi-directional electrical to optical (EO) media converter is provided which has a first end configured for connection to standard subsea electrical cable connector unit and a second end joined to a subsea optical or electro-optical ethernet jumper cable. The EO media converter has one or more electrical input/output (I/O) junctions which communicate with electrical signal conductors in a connected electrical ethernet cable and one or more optical I/O junctions which are connected to one or more optical fibers extending from the subsea jumper cable. Electrical input signals received at the electrical I/O junctions are converted into corresponding optical signals provided at the optical I/O junctions for transmission along the subsea jumper cable, and optical input signals received from the jumper cable are converted to electrical signals at the electrical I/O junctions for output to the electrical cable. | 02-21-2013 |
20140023365 | SYSTEMS AND METHODS FOR SUBSEA OPTICAL CAN BUSES - Messages on controller area net work (CAN) buses are communicated over subsea optical links. An adaptor couples a CAN bus to an optical link. The adaptor detects a direction of transmission, that is, whether a signal began on the CAN bus coupled to the adaptor or on the optical link coupled to the adaptor. Signals from the CAN bus are conditionally transmitted to the optical link depending on the detected direction of transmission. The adaptor can operate at the physical layer without analyzing contents of the CAN bus communications. | 01-23-2014 |
20140262413 | Impedance Controlled Subsea Ethernet Oil Filled Hose - One or more insulated conductive wire assemblies are incorporated in a pressure balanced, oil-filled (PBOF) hose. Each conductive wire assembly has a pair of conductive wires each having an insulation layer, an insulating material surrounding the insulated wires, and an outer insulating layer surrounding the insulating material. The insulating material may be selected to have a dielectric constant substantially matching the dielectric constant of the oil in the PBOF hose, so that the insulated pair of conductors perform in the same way both before and after the assembly is submerged in oil in the jumper hose. One or more parameters of the conductive wire assembly are selected such that the assembly has a predetermined impedance when submerged in oil within the PBOF hose. | 09-18-2014 |
20140376599 | LONG DISTANCE SUBSEA CAN BUS REPEATER CABLE - Messages on controller area network (CAN) buses are communicated over subsea links. Repeaters couple CAN buses to each end of a subsea link. The subsea link may be, for example, a twisted pair or a single wire with a sea ground. The repeater detects a direction of transmission, that is, whether a signal began on the CAN bus coupled to the repeater or on the subsea link coupled to the repeater. Signals from the CAN bus are conditionally transmitted to the subsea link depending on the detected direction of transmission. Signals from the subsea link are conditionally transmitted to the CAN bus depending on the detected direction of transmission. The repeater can operate at the physical layer without analyzing contents of the CAN bus communications. | 12-25-2014 |
20160044390 | SUBSEA CONNECTOR WITH DATA COLLECTION AND COMMUNICATION SYSTEM AND METHOD - A subsea data collection and communication system is installed at a subsea interconnect point or subsea connector used for communication between subsea electrical, optical or hybrid electro-optical cables. The data collection and communication system is configured to collect system performance data such as voltage, current, optical pressure and the like from signals carried by the wires or fibers in cables connected to the connector unit, and may also collect data on environmental conditions from sensors installed in or on the connector unit, such as temperature, pressure, or sea water salinity sensors, and the like. The collected data is transmitted to a remote monitoring station or local hub for further processing to detect potential faults or performance degradation either at periodic intervals or on demand, using bi-directional Ethernet, CANBUS, a carrier frequency system over the cable power lines, optical signal over optical fiber, or wireless communication links over short distances. | 02-11-2016 |
Patent application number | Description | Published |
20130120986 | HIGH EFFICIENCY DIRECTIONAL LIGHT SOURCE WITH CONCENTRATED LIGHT OUTPUT - At least one embodiment in the disclosure describes a high efficiency directional light engine. The light engine comprises a light emitter emitting light and a cone-shaped mirror having a base opening. The light emitter is disposed near or at the base opening. Light emitted from the light emitter is reflected off the cone-shaped mirror and results in one or more first reflection images. The light emitter occupies a substantial portion of the base opening such that the light emitter and the first reflection images forms a virtual point light source without a significant gap(s) between the light emitter and the first reflection images. | 05-16-2013 |
20130121004 | HIGH EFFICIENCY DIRECTIONAL LIGHT SOURCE USING LENS OPTICS - At least one embodiment in the disclosure describes a high efficiency directional light engine. The light engine comprises a light emitter emitting light and a collimation lens. The collimation lens has a cone-shaped sidewall, a base surface and a curved top surface. The height of the cone-shaped sidewall is at least three times more than the diameter of the base surface. The light emitter is optically coupled to and disposed in close proximity to the base surface. One or more first reflection images of the light emitter result from first reflection of the light off a surface of the cone-shaped sidewall. The diameter of the light emitter is substantially close to the diameter of the base surface so that the light emitter and the first reflection images form a virtual point light source with minimal gap(s) or without any gap between the light emitter and the first reflection images. | 05-16-2013 |
20130170044 | METHOD AND STRUCTURE OF OPTICAL THIN FILM USING CRYSTALLIZED NANO-POROUS MATERIAL - Techniques for an optical filter having robust crystallized nano-porous layers are disclosed herein. According to at least one embodiment, the optical filter includes a light-transmitting substrate and an optical coating. The optical coating is deposited on the light-transmitting substrate. The optical coating includes at least one crystallized nano-feature layer. The at least one crystallized nano-feature layer is deposited using high temperature oblique angle deposition and has a refractive index lower than a refractive index of the light-transmitting substrate. | 07-04-2013 |
20150308661 | DIRECTIONAL LIGHT SOURCE - At least one embodiment in the disclosure describes a high efficiency directional light engine. The light engine comprises a light emitter emitting light and a collimation lens. The collimation lens has a cone-shaped sidewall, a base surface and a curved top surface. The height of the cone-shaped sidewall is at least three times more than the diameter of the base surface. The light emitter is optically coupled to and disposed in close proximity to the base surface. One or more first reflection images of the light emitter result from first reflection of the light off a surface of the cone-shaped sidewall. The diameter of the light emitter is substantially close to the diameter of the base surface so that the light emitter and the first reflection images form a virtual point light source with minimal gap(s) or without any gap between the light emitter and the first reflection images. | 10-29-2015 |
20150349147 | Broad Band Anti-Reflection Coating for Photovoltaic Devices and Other Devices - A device having a broad-band, white incident angle range anti-reflection coating disclosed. The device includes a substrate having a first refractive index, at least one interference layer disposed on top of the substrate; and a gradient index optical layer. The gradient index optical layer has a gradient refractive index disposed on top of the at least one high index optical layer. The gradient index optical layer has a bottom refractive index at a bottom surface of the gradient index optical layer and a top refractive index at a top surface of the gradient index optical layer. The gradient refractive index of the gradient index optical layer decreases gradually from the bottom surface to the top surface. The at least one interference layer has a refractive index between the first refractive index of the substrate and the bottom refractive index of the gradient index optical layer. | 12-03-2015 |
Patent application number | Description | Published |
20120287791 | BALANCING LOAD IN A NETWORK, SUCH AS A DATA CENTER NETWORK, USING FLOW BASED ROUTING - Load balancing is performed in a network using flow-based routing. For example, upon detection of a big flow, one or more alternative paths from a source host to a destination host in the network may be discovered by probing the network and generating, for each of the one or more alternative paths, an association of the packet header information of the big flow to an alternative path discovered using results of probing the network. Upon congestion in a path currently being used by the big flow, an alternative path that is not congested is selected from the one or more discovered alternative paths. The packet header information of the big flow is altered using the generated association of the packet header information to the selected alternative path such that the big flow will be transmitted using the selected alternative path. | 11-15-2012 |
20130003735 | DYNAMICALLY PROVISIONING MIDDLEBOXES - Hybrid security architecture (HSA) provides a platform for middlebox traversal in the network. The HSA decouples the middlebox control from network forwarding. More specifically, such embodiments may receive a data packet having a packet header including an Ethernet header identifying source and destination addresses in the network. A traffic type of the data packet is determined. Then, layer-2 forwarding information, which encodes a set of non-forwarding network service provider middleboxes in the network to be traversed by the data packet, is determined based on the traffic type. The layer-2 forwarding information is inserted into the Ethernet header and the data packet is forwarded into the network. The data packet will then traverse, according to the layer-2 forwarding information, a sequence of the middleboxes in the network, wherein at least one non-forwarding network service will be provided by each of the middleboxes to the data packet in a sequence. | 01-03-2013 |
20150207741 | APPARATUS FOR HYBRID ROUTING IN SDN NETWORKS TO AVOID CONGESTION AND ACHIEVE GOOD LOAD BALANCING UNDER FLUCTUATING TRAFFIC LOAD - A controller having an application optimally routing traffic to balance fluctuating traffic loads in a SDN network. A processor is configured to control the data plane to establish routing through the plurality of routers, wherein the processor is configured to establish hybrid routing comprising both explicit routing and destination-based routing. The processor utilizes a set of traffic matrices representing the fluctuating traffic load over time. A destination-based multi-path routing algorithm is configured to improve load balancing of the traffic load based on the set of representative traffic matrices. The destination based routing is calculated based on linear programming. The processor comprises a traffic categorization algorithm configured to identify a set of key flows, wherein the processor is configured to explicitly route the set of key flows. The processor is configured such that the set of key flows consume a small fraction of a ternary content-addressable memory (TCAM), and such that the set of key flows provide a routing decision for a large portion of the traffic load. | 07-23-2015 |
20150326426 | PARTIAL SOFTWARE DEFINED NETWORK SWITCH REPLACEMENT IN IP NETWORKS - The claimed subject matter is directed to novel methods and systems for a network topology wherein an IP network is partially integrated and enhanced with a relatively small number of SDN-OF enabled network devices to provide a resilient network that is able to quickly recover from a network failure and achieves post-recovery load balancing while minimizing cost and complexity. By combining SDN-OF enabled switches with traditional IP nodes such as routers, a novel network architecture and methods are described herein that allows for ultra-fast and load balancing-aware failure recovery of the data network. | 11-12-2015 |
20150327135 | APPARATUS AND METHOD FOR DYNAMIC HYBRID ROUTING IN SDN NETWORKS TO AVOID CONGESTION AND BALANCE LOADS UNDER CHANGING TRAFFIC LOAD - Given a large number of traffic matrices, the matrices are divided into M clusters, where M is a relatively small number. A load-balancing apparatus is implemented as an application over the SDN controller. Such an application is executed to configure and reconfigure the switches to achieve near-optimal load balancing, even when the traffic load changes. For each cluster, a near-optimal explicit routing configuration is determined. The combination of explicit routing (cluster-specific) and destination-based routing (same for all clusters) is used to achieve near-optimal load balancing for each cluster. | 11-12-2015 |
Patent application number | Description | Published |
20080232347 | Determining rerouting information for single-node failure recovery in an internet protocol network - For a survivable portion of a network, a backup port for a first router of the survivable network, to reach a destination node in the event of a single node failure, may be determined by (a) accepting a routing path graph having the destination node, wherein the routing path graph includes one or more links terminated by one or more primary ports of the first router; and (b) for each router of at least a part of the routing path graph, (1) assuming that the current router is removed, defining (A) a first part of the routing path graph including the destination node, and (B) a second part of the routing path graph separated from the first part wherein the second part defines one or more sub-graphs, and (2) determining the backup port for the first router by examining at least one of the one or more sub-graphs to find a link to the first part of the routing path graph. | 09-25-2008 |
20100315943 | INTERNET PROTOCOL FAST REROUTE FOR SHARED RISK LINK GROUP FAILURE RECOVERY - A scheme to achieve fast recovery from SRLG failures in the IP layer is described. An exemplary scheme, called multi-section shortest path first (“MSSPF”), builds on the idea of IP Fast Reroute (“IPFRR”), guarantees 100% recovery of SRLG failures and causes no dead loops. Given a source node, a destination node, and a shared risk group failure on a next hop from the source node to the destination node, failure recovery information may be determined by (1) accepting a graph representing network topology information including the source node and the destination node, (2) determining a node which is able to reach the destination node using a route which does not include the source node, wherein a path from the source node to the determined node is not affected by the shared risk group failure, and (3) storing, in association with the shared risk group failure, both (i) a network address associated with the determined node and (ii) an alternative output port of the source node using the shortest path from the source node to the determined node. | 12-16-2010 |
Patent application number | Description | Published |
20080217179 | Classification scheme for nanoobjects - A method is provided for classifying nanoobjects having different electrical properties, such as conductivities and permittivities. The method includes: suspending nanoobjects having different electrical properties in a liquid medium; passing the liquid medium through a microchamber; and filtering nanoobjects having a first type of electrical property from the liquid medium by applying an electric field to the liquid medium in the microchamber. | 09-11-2008 |
20090217508 | End Effector for Nano Manufacturing - An end-effector is provided for use on a micro/nano manipulation device. The end-effector is comprised of: a micropump fluidly coupled to a microtube; a piezoelectric sensing structure disposed in the microtube; and a processing circuit electrically coupled to the sensing structure for determining the force of the fluid flowing through the microtube. The end-effector is a closed loop control-enabled micro/nano manipulation system. | 09-03-2009 |
20100109595 | INTEGRATED ACTUATOR SENSOR STRUCTURE - An integrated sensory actuator ( | 05-06-2010 |
20130282174 | JUMPING ROBOT - A jumping robot is provided. In another aspect, a jumping robot weighs less than 50 grams, jumps at least 20 cm high and has a maximum linear dimension of 10 cm. A further aspect provides a robot that employs an electromagnetic actuator that actuates at least two of: jumping, steering, self-righting, and/or mid-air orientation control. | 10-24-2013 |
20140002610 | REAL-TIME 3D SHAPE MEASUREMENT SYSTEM | 01-02-2014 |
20150042764 | THREE-DIMENSIONAL HYPERSPECTRAL IMAGING SYSTEM - A method is provided for constructing a three-dimensional hyperspectral image using compressive sensing. The method includes: configuring on/off state of each mirror in an array of micromirrors in accordance with a pattern; capturing image data of a scene from a first point of view using a first photodetector; and capturing image data of the scene from second point of view using a second photodetector, where second point of view differs from the first point of view. The steps are repeated to obtain a series of measurement samples, where the array of micromirrors is configured in accordance with a pattern that differs amongst each measurement samples. By choosing different photodetectors with different band gap nanomaterials, the first and second photodetectors detects photons in the electromagnetic spectrum. As a result, the three-dimensional image also carry the spectrum information of the scene. | 02-12-2015 |
20150042781 | NON-VECTOR SPACE SENSING AND CONTROL SYSTEMS AND METHODS FOR VIDEO RATE IMAGING AND MANIPULATION - Compressive sensing based video rate imaging techniques are presented. Rather than scan the entire image, the imaging system only scans part of the topography of the sample as a compressed scan. After the data has been collected, an algorithm for image reconstruction is applied for recovering the image. Because compressive sensing is used, the imaging rate is increased from several minutes per frame to seconds per frame. Non-vector space control techniques are also presented. No-vector space control use image or compressive data as the input and feedback to generate a closed-loop motion control. Compressive sensing technique provides an efficient data reduction method to retain the essential information in the original image. The non-vector space control method can be used as motion control method with compressive feedback without or with noise. | 02-12-2015 |
Patent application number | Description | Published |
20150057187 | Click Nucleic Acids - Click nucleic acid monomers and polymers containing such monomers are disclosed. The click nucleic acid monomers include an optionally protected thiol moiety, an optionally protected thiol-click acceptor moiety, and an optionally protected nucleobase (NB), which in some examples is an A, G, T, U, or C nucleobase. In some examples, the click nucleic acid monomer includes a N-vinyl thiol acetamide (VTA) backbone. In other examples the click nucleic acid monomer includes a N-vinyl thiol ethylamine (VTE) backbone. Methods of using such polymers, for example in place of naturally occurring nucleic acid polymer applications, such as DNA or RNA, and synthetic nucleic acid polymer applications, such as PNA or morpholino nucleic acids, are also disclosed. | 02-26-2015 |
20150250687 | NOVEL DENTAL COMPOSITES SYSTEMS AND METHODS OF MAKING THE SAME AND USING SAME - The invention includes a composition comprising a vinyl sulfone monomer, a thiol monomer, and optionally an isocyanate monomer. The invention further includes a composition comprising a composition comprising the tetra(2-mercapto)silane (SiTSH) monomer and at least one selected from the group consisting of (a) a Michael acceptor, optionally an isocyanate monomer, and optionally at least one catalyst selected from the group consisting of a base, nucleophile, photolabile base, photolabile nucleophile, and mixtures thereof; (b) an ene monomer, and optionally a polymerization photoinitiator. In certain embodiments, once the composition is polymerized, the polymerized system is suitable for use as a dental composite system. In other embodiments, the polymerized system is stable to acidic and basic conditions. In yet other embodiments, the polymerized system forms microparticles. The invention further includes a method of generating a dental polymeric material. | 09-10-2015 |
Patent application number | Description | Published |
20110213610 | Processor Implemented Systems and Methods for Measuring Syntactic Complexity on Spontaneous Non-Native Speech Data by Using Structural Event Detection - Systems and methods are provided for providing a score for a spontaneous non-native speech response to a prompt. A transcription of the spontaneous speech response is accessed. A plurality of clauses are identified within the spontaneous speech response, where identifying a clause includes identifying a beginning boundary and an end boundary of the clause in the spontaneous speech response. A plurality of disfluencies in the spontaneous speech response is identified. One or more proficiency metrics are calculated based on the plurality of identified clauses and the plurality of the identified disfluencies, and a score for the spontaneous speech response is generated based on the one or more proficiency metrics. | 09-01-2011 |
20120245942 | Computer-Implemented Systems and Methods for Evaluating Prosodic Features of Speech - Systems and methods are provided for scoring speech. A speech sample is received, where the speech sample is associated with a script. The speech sample is aligned with the script. An event recognition metric of the speech sample is extracted, and locations of prosodic events are detected in the speech sample based on the event recognition metric. The locations of the detected prosodic events are compared with locations of model prosodic events, where the locations of model prosodic events identify expected locations of prosodic events of a fluent, native speaker speaking the script. A prosodic event metric is calculated based on the comparison, and the speech sample is scored using a scoring model based upon the prosodic event metric. | 09-27-2012 |
20130030808 | Computer-Implemented Systems and Methods for Scoring Concatenated Speech Responses - Systems and methods are provided for scoring non-native speech. Two or more speech samples are received, where each of the samples are of speech spoken by a non-native speaker, and where each of the samples are spoken in response to distinct prompts. The two or more samples are concatenated to generate a concatenated response for the non-native speaker, where the concatenated response is based on the two or more speech samples that were elicited using the distinct prompts. A concatenated speech proficiency metric is computed based on the concatenated response, and the concatenated speech proficiency metric is provided to a scoring model, where the scoring model generates a speaking score based on the concatenated speech metric. | 01-31-2013 |
20130144621 | Systems and Methods for Assessment of Non-Native Spontaneous Speech - Computer-implemented systems and methods are provided for assessing non-native spontaneous speech pronunciation. Speech recognition on digitized speech is performed using a non-native acoustic model trained with non-native speech to generate word hypotheses for the digitized speech. Time alignment is performed between the digitized speech and the word hypotheses using a reference acoustic model trained with native-quality speech. Statistics are calculated regarding individual words and phonemes in the word hypotheses based on the alignment. A plurality of features for use in assessing pronunciation of the speech are calculated based on the statistics, an assessment score is calculated based on one or more of the calculated features, and the assessment score is stored in a computer-readable memory. | 06-06-2013 |
Patent application number | Description | Published |
20090195233 | MANAGEMENT OF REGULATOR-INDUCED SWITCHING NOISE FOR SAMPLED SYSTEMS - A system includes a sampler to sample an input voltage and a switching regulator. The switching regulator is adapted to regulate a switching operation of the regulator in response to the sampling by the sampler. | 08-06-2009 |
20100227576 | CONTROLLING A VOLTAGE REGULATOR - A wireless system includes a radio and a voltage regulator, which provides a supply voltage to the radio. The voltage regulator includes a storage element, at least one switch that is coupled to the storage element and a controller. The controller operates the voltage regulator in a continuous mode of operation, operates the voltage regulator in a discontinuous mode of operation in response to an output current of the voltage regulator decreasing below a predetermined threshold; operates the switch(es) to energize the storage element in response to a detection of whether an output voltage is below a threshold level; operates the switch(es) to halt the energization of the storage element in response to detecting a current in the storage element reaching a predetermined current threshold; operates the switch(es) to energize and de-energize the storage element in the discontinuous mode of operation; and operates the switch(es) to energize the storage element in synchronization with a periodic clock signal. | 09-09-2010 |
20100253309 | ACCURATE CURRENT LIMIT FOR PEAK CURRENT MODE DC-DC CONVERTER - The present invention discloses an accurate current limit for peak current mode DC-DC converters by detecting the peak value of the slope compensation. | 10-07-2010 |
20110241642 | VOLTAGE CONVERTER - A voltage converter includes an input circuit that is designed to receive an input voltage. The voltage converter includes a switch circuit comprising a pair of switches that receive the input voltage through the input circuit. The voltage converter includes an output circuit configured to supply current at a regulated voltage. The voltage converter includes a feedback circuit that generates a feedback signal. The voltage converter includes a switch control circuit that generates a switch control signal during an operational mode of circuit operation. The voltage converter includes an idle mode control circuit that generates an idle mode control signal during the operational mode and causes the switch circuit to turn off one of the switches for a period of time. The voltage converter includes a switch turn-off circuit that generates a second control signal, which causes the switch circuit to turn off the other switch. | 10-06-2011 |
20140292299 | VOLTAGE CONVERTER CIRCUIT AND ASSOCIATED CONTROL METHOD - A converter circuit and associated control method are disclosed hereby. The converter circuit has an error amplifier to provide an error signal; a proportional amplifier to provide a gain signal according the error signal and an output voltage of the converter circuit; a first comparator, generating a pulse signal according to the gain signal and a comparison signal; and a timer, generating a timing signal according to the pulse signal to indicate the on time and the off time of the converter circuit; and wherein either the gain signal or the comparison signal comprises a ramp component, and wherein the on time of the converter circuit is constant. | 10-02-2014 |