Patent application number | Description | Published |
20090294805 | Virtual semiconductor nanowire, and methods of using same - A multiple-gate field-effect transistor includes a fluid in a top gate, two lateral gates, and a bottom gate. The multiple-gate field-effect transistor also includes a patterned depletion zone and a virtual depletion zone that has a lesser width than the patterned depletion zone. The virtual depletion zone width creates a virtual semiconductor nanowire that is lesser in width than the patterned depletion zone. | 12-03-2009 |
20090321276 | FLEXIBLE GATE ELECTRODE DEVICE FOR BIO-SENSING - Briefly, disclosed is an apparatus and method for detecting an analyte wherein a flexible gate electrode may respond to mechanical stress and/or electrostatic changes induced by bonding of a biomolecular probe and an analyte. | 12-31-2009 |
20100112719 | ELECTRONIC SIGNAL AMPLIFICATION IN FIELD EFFECT DEVICE BASED CHEMICAL SENSORS - Briefly, disclosed is a method and apparatus for detecting an analyte wherein an enhanced charge marker may enhance steric, electrostatic, optic and/or mechanical changes associated with a recognition event between an analyte and a probe. | 05-06-2010 |
20110304317 | VIRTUAL SEMICONDUCTOR NANOWIRE, AND METHODS OF USING SAME - A multiple-gate field-effect transistor includes a fluid in a top gate, two lateral gates, and a bottom gate. The multiple-gate field-effect transistor also includes a patterned depletion zone and a virtual depletion zone that has a lesser width than the patterned depletion zone. The virtual depletion zone width creates a virtual semiconductor nanowire that is lesser in width than the patterned depletion zone. | 12-15-2011 |
20120223371 | VIRTUAL SEMICONDUCTOR NANOWIRE, AND METHODS OF USING SAME - A multiple-gate field-effect transistor includes a fluid in a top gate, two lateral gates, and a bottom gate. The multiple-gate field-effect transistor also includes a patterned depletion zone and a virtual depletion zone that has a lesser width than the patterned depletion zone. The virtual depletion zone width creates a virtual semiconductor nanowire that is lesser in width than the patterned depletion zone. | 09-06-2012 |
Patent application number | Description | Published |
20110069773 | Method of identifying a precoding matrix corresponding to a wireless network channel and method of approximating a capacity of a wireless network channel in a wireless network - A method of identifying a precoding matrix corresponding to a wireless network channel comprises the steps of identifying a capacity metric that includes an identity matrix, approximating the capacity metric using an approximation metric that ignores the identity matrix, using the approximation metric to search over all matrices in a matrix codebook in order to identify a particular precoding matrix that increases a capacity of the wireless network channel, and transmitting across the wireless network channel a matrix index that corresponds to the particular precoding matrix. Additional techniques for identifying precoding matrices are also described herein, as is a method of approximating a capacity of a wireless network channel in a wireless network. | 03-24-2011 |
20120250808 | ARCHITECTURE AND METHOD OF CHANNEL ESTIMATION FOR WIRELESS COMMUNICATION SYSTEM - An apparatus may comprise a channel estimation architecture for wireless communications. Other embodiments are described and claimed. | 10-04-2012 |
20130003802 | NOISE ESTIMATION FILTER - A noise estimation filter for an orthogonal frequency-division multiplexed (OFDM) system can include a filter bank module, a coefficient squaring module, and a summing module. The filter bank module can multiply a unitary vector by an OFDM signal vector to generate scalar products of the OFDM signal vector. The coefficient squaring module can square the scalar products and weight the scalar products to generate a plurality of weighted single estimates. The coefficient squaring module can include a squaring module for squaring the scalar product to generate a plurality of single estimates and a coefficient multiplication module for weighting each of the single estimates with a noise coefficient forming a plurality of weighted single estimates. The summing module can sum the weighted single estimates to generate a noise and interference power estimate. | 01-03-2013 |
20130003896 | MULTI USER MIMO DETECTION UTILIZING AVERAGED SPATIAL WHITENING - A system and method for decoding a Multi User (MU) Multiple Input Multiple Output (MIMO) signal is disclosed. The method comprises receiving a selected symbol in a tone of an MU-MIMO signal at a mobile communication device. A channel response for the selected symbol is identified. Spatial whitening is applied to the tone and the channel response using an average of a co-user interference plus noise matrix that is averaged over a selected number of tones. Maximal ratio combining is performed for the spatially whitened tone and the spatially whitened channel response matrix to decode the selected symbol out of the spatially whitened tone. | 01-03-2013 |
20130322583 | CHANNEL ESTIMATION PROCESSING FOR PERFORMANCE IMPROVEMENT IN LOW SNR REGIME - Disclosed is an improved channel estimation by post-processing of the channel response that is generated by a Golay correlator The processing is done using time-domain operations such as gating and filtering. Gating is performed on the estimated channel response taps in order to reduce the noise level. Pre-filtering the channel response through a filter matched to the transmitted pulse-shape improves the probability of detecting the channel peaks. Post-filtering the processed channel impulse response to eliminate the high frequency effects that are added by the windowing and gating operations. | 12-05-2013 |
Patent application number | Description | Published |
20130268646 | TECHNIQUES FOR PROVIDING SCALABLE APPLICATION DELIVERY CONTROLLER SERVICES - A method for managing an application delivery controller (ADC) cluster operable in a software defined networking (SDN)-based network and including a plurality of ADC virtual appliances (VAs). The method comprises creating, by a central controller, a hash table including a plurality of buckets allocated to active VAs out of the plurality of VAs, each bucket is assigned to a range of a source internet protocol (IP) addresses of a client; and programming by the central controller at least one ingress network element connected to the ADC cluster and receive incoming traffic from clients to perform a balanced incoming traffic distribution among the plurality of VAs, wherein the traffic distribution is based in part on the allocation of the buckets to the plurality of VAs and the SIP addresses of the clients originating the incoming traffic. The plurality of VAs are virtual ADC instances operable i the plurality of physical devices. | 10-10-2013 |
20130283374 | TECHNIQUES FOR SEPARATING THE PROCESSING OF CLIENTS' TRAFFIC TO DIFFERENT ZONES IN SOFTWARE DEFINED NETWORKS - A method and system for separation of traffic processing in a software defined network (SDN). The method comprises allocating a first group of computing resources of a computing farm to a trusted zone and a second group of computing resources to an un-trusted zone; assigning the computing resources in the first group to a first ADC and the computing resources in the second group with a second ADC; triggering a zoning mode in the computing frame to mitigate a potential cyber-attack; and causing at least one network element in the SDN to divert traffic from a trusted client to the first group of computing resources and traffic from an un-trusted client to the second group of computing resources based on a plurality of zoning rules implemented by the at least one network element. | 10-24-2013 |
20130329734 | TECHNIQUES FOR PROVIDING VALUE-ADDED SERVICES IN SDN-BASED NETWORKS - A method for providing value added services (VAS) in a software defined network (SDN). The method comprises determining which value added services and their order should be assigned to an incoming traffic; determining for each of the one or more value added services their respective servers providing the value added services and assigning a unique diversion value to each server; instructing at least one peer network element to set a diversion field in each packet in the incoming traffic with a diversion value corresponding to a server providing a first value added service of the one or more value added services; and instructing each edge network element to set the diversion field of each packet output by the server to designate a destination node for the packet, wherein the destination node is any one of the destination server and a server providing a subsequent value added service. | 12-12-2013 |
20130333029 | TECHNIQUES FOR TRAFFIC DIVERSION IN SOFTWARE DEFINED NETWORKS FOR MITIGATING DENIAL OF SERVICE ATTACKS - A method for mitigating of denial of service (DoS) attacks in a software defined network (SDN). The method comprises receiving a DoS attack indication performed against at least one destination server; programming each network element in the SDN to forward a packet based on a diversion value designated in a packet diversion field, upon reception of the DoS attack indication; instructing at least one peer network element in the SDN to mark a diversion field in each packet in the incoming traffic addressed to the destination server to allow diversion of the packet to a security server; and instructing edge network elements in the SDN to unmark the diversion field of each packet output by the security server, wherein each network element in the SDN is programmed to forward the unmarked packets processed by the security server to the at least one destination server. | 12-12-2013 |
20140283051 | SYSTEM AND METHOD THEREOF FOR MITIGATING DENIAL OF SERVICE ATTACKS IN VIRTUAL NETWORKS - A method for efficient mitigation of denial of service (DoS) attacks in a virtual network. The method maintains a security service level agreement (SLA) guaranteed to protected objects. The method comprises ascertaining that a denial of service (DoS) attack is performed in the virtual network; checking if the DoS attack affects at least one physical machine hosting at least one protected object, wherein the protected object is provisioned with at least a guaranteed security service level agreement (SLA); determining, by a central controller of the virtual network, an optimal mitigation action to ensure the at least one security SLA guaranteed to the least one protected object; and executing the determined optimal mitigation action to mitigate the DoS attack, wherein the optimal mitigation action is facilitated by means of resources of the virtual network. | 09-18-2014 |
Patent application number | Description | Published |
20080259079 | Method and system for volume rendering - Herewith disclosed a computerized method of volume rendering, a volume rendering tool and a radar imaging system capable of rendering volumetric data. The method of volume rendering comprises obtaining volumetric data represented as a plurality of voxels, sampling the voxels at different resolutions corresponding to the limited number of two-dimensional elements per sample, and compositing the two-dimensional elements in order to calculate values to be assigned to respective pixels for visualization. The compositing comprises generating a data structure associated with the plurality of different-resolution two-dimensional elements and configured to provide a relationship between said plurality and pixels in an image grid, wherein said data structure is configured to simultaneously hold data related to said different-resolution two-dimensional elements. | 10-23-2008 |
20090243916 | SYSTEM AND METHOD FOR VOLUME VISUALIZATION IN ULTRA-WIDEBAND RADAR - Herewith disclosed a method for volume visualization in ultra-wideband radar and a system thereof. The method comprises perceiving processing provided in order to facilitate a meaningful representation and/or an instant understanding of the image to be displayed, said perceiving processing resulted in generating one or more perceiving image ingredients. The perceiving image ingredient may be, for example, a shadow added to the reconstructed image, a position-dependent color scheme applied to the reconstructed image, a color scheme adapted to external lighting conditions and applied to the reconstructed image, a Halo artificially added to the reconstructed image, a distinctive color scheme applied to time-invariant and time-variant elements of the reconstructed image, etc. | 10-01-2009 |
20130095797 | APPARATUS AND METHOD FOR INTERFACING WITH A CELL-PHONE NETWORK - A smart card for use with a mobile communication device adapted to communicate over a cell-phone network, the smart card comprising: at least one communication port for communicating with a transceiver via a communication channel that is not a cell-phone channel; and a processor configured to receive from the transceiver an IMSI from a SIM having an authentication key, and an authentication response generated by the SIM responsive to the SIM's authentication key and a challenge by a cell-phone network, and to transmit the received IMSI and authentication response to the mobile communication device for transmission to the cell-phone network via a cell-phone communication channel provided by the cell-phone network. | 04-18-2013 |
20150156817 | MOBILE HOT SPOT - A portable wireless access point (My WAP) comprising: circuitry that supports wireless communication to and from the My WAP; a plurality of proxy-SIMs each configured to be assigned selectively any of a plurality of subscriber identity module (SIM) identities as an alias SIM identity; and a controller operable to assign an alias SIM identity to each proxy-SIM in the plurality of proxy-SIMs and control the proxy-SIM to use the alias SIM identity and the circuitry to establish a communication channel between a communication device connected to the My WAP and a cell-phone network. | 06-04-2015 |
20150339474 | USER AUTHENTICATION SYSTEM - A method of authenticating a user to each of a plurality of services provided by at least one service provider, the method comprising: providing the user with a smart card having stored therein a plurality of authentication keys and comprising communication circuitry for communicating with a communication device that the user uses to communicate with the at least one service provider; and communicating with the smart card to authenticate the user responsive to an authentication key of the plurality of authentication keys. | 11-26-2015 |
20160044067 | CALL COUPLING - A method for establishing for a first smartphone a phone connection with a second smartphone, each smartphone comprising a phone and running a software application (“app”), the method comprising: exchanging, by operating the app, at least one permission message between the first and second smartphones; transmitting a first identifier from the first smartphone and a second identifier from the second smartphone to a call connector, responsive to a successful exchanging of the at least one permission message; and connecting a first phone call and a second phone call to establish a phone connection between the first and second smartphones, if the first phone call matches the first identifier and the second phone call matches the second identifier. | 02-11-2016 |
Patent application number | Description | Published |
20080243210 | BIASED ACOUSTIC SWITCH FOR IMPLANTABLE MEDICAL DEVICE - Devices, systems, and methods for selectively activating medical devices are disclosed. A medical device in accordance with an illustrative embodiment includes an energy storage device, an acoustic transducer configured to convert an acoustic signal into an electrical signal, a signal detector configured to generate a trigger signal when the electrical signal exceeds a specific threshold established by a biasing element, a control circuit, and an activation/deactivation switch configured to switch the medical device between an inactive state and an active state in response to the trigger signal. | 10-02-2008 |
20090326609 | SYSTEMS AND METHODS OF MONITORING THE ACOUSTIC COUPLING OF MEDICAL DEVICES - Systems and methods for monitoring the acoustic coupling of medical devices is disclosed. An illustrative system for monitoring the acoustic coupling of an acoustic transducer attached to a patient's body includes a signal generator adapted to supply an electrical signal to the transducer, a circuit configured to measure at least one electrical parameter of the transducer, and a processor adapted to evaluate the degree of acoustic coupling of the transducer to the body based on the measured electrical signal. The processor can measure the frequency response of the acoustic transducer to the electrical signal, a time domain response of the acoustic transducer to the electrical signal, or a combination of both. | 12-31-2009 |
20100004718 | IMPLANTABLE MEDICAL DEVICE WITH INTEGRATED ACOUSTIC TRANSDUCER - An implantable medical device comprises a hermetically sealed housing having a housing wall with an interior surface, and an ultrasonic acoustic transducer, the transducer comprising one or more piezoelectric discs fixed to the interior surface of the housing wall, such that the housing wall acts as a diaphragm in response to induced movement by the one or more piezoelectric material discs. | 01-07-2010 |
20100094105 | PIEZOELECTRIC TRANSDUCER - A miniature piezoelectric transducer element is provided, comprising; (a) a cell element having a cavity; (b) a flexible piezoelectric layer attached to the cell member, the piezoelectric layer having an external surface and an internal surface, the piezoelectric layer featuring such dimensions so as to enable fluctuations thereof at its resonance frequency upon impinging of an external acoustic wave; and (c) a first electrode attached to the external surface and a second electrode attached to the internal surface of the piezoelectric layer. At least one of the electrodes may be specifically shaped so as to provide a maximal electrical output, wherein the electrical output may be current, voltage or power. A preferred shape of the electrodes includes two cores interconnected by a connecting member. The transducer element may function as a transmitter. | 04-15-2010 |
20100094144 | SYSTEMS AND METHODS FOR DETERMINING CARDIAC OUTPUT USING PULMONARY ARTERY PRESSURE MEASUREMENTS - Systems and methods for determining cardiac output are disclosed. An illustrative method of determining cardiac output includes sensing an arterial pressure waveform using a pressure sensor located within a pulmonary artery, identifying a valve closure time associated with the pulmonary valve using the sensed arterial pressure waveform, estimating stroke volume using the systolic portion of the arterial pressure waveform and the valve closure time, and obtaining a measure of cardiac output based on the estimated stroke volume. | 04-15-2010 |
20100106028 | METHODS AND SYSTEMS FOR RECHARGING IMPLANTABLE DEVICES - Methods, systems, and apparatus for recharging medical devices implanted within the body are disclosed. An illustrative method of recharging an implanted medical device includes delivering a charging device to a location adjacent to the implanted medical device, activating a charging element coupled to the charging device and transmitting charging energy to a receiver of the implanted medical device, and charging the implanted medical device using the transmitted charging energy from the charging device. | 04-29-2010 |
20110178578 | PIEZOELECTRIC TRANSDUCER - Devices and systems for transmitting information within a body are disclosed. An example system includes a signal generator configured for transmitting an acoustic interrogation signal, a sensor for sensing at least one parameter within the body and generating an electrical sensor signal, an acoustic transducer coupled to the sensor and configured to convert a received acoustic interrogation signal into an electrical signal, and a switching element adapted to modulate a reflected acoustic wave from the acoustic transducer based on the electrical sensor signal. The switching element is configured to controllably change the mechanical impedance of the acoustic transducer based a parameter of the electrical sensor signal, such as frequency. | 07-21-2011 |
20110218594 | ULTRASONIC TRANSDUCER FOR BI-DIRECTIONAL WIRELESS COMMUNICATION - A piezoelectric element within an external ultrasonic transducer assembly can be used for wireless communication of data between an implantable device and the external ultrasonic transducer assembly such as using ultrasonic energy coupled to a flexible portion of a housing of the transducer assembly. The flexible portion can be configured to contact skin of a body containing the implantable device. The transducer assembly can be configured to respectively transmit or receive ultrasonic energy using at least partially overlapping respective ranges of resonant frequencies. | 09-08-2011 |
20120327747 | REFLECTED ACOUSTIC WAVE MODULATION - Devices and systems for transmitting information within a body are disclosed. An example system includes a signal generator configured for transmitting an acoustic interrogation signal, a sensor for sensing at least one parameter within the body and generating an electrical sensor signal, an acoustic transducer configured to convert a received acoustic interrogation signal into an electrical signal, and a switching element adapted to modulate a reflected acoustic wave from the acoustic transducer. The switching element is configured to controllably change the mechanical impedance of the acoustic transducer. | 12-27-2012 |
20140012342 | APPARATUS AND METHODS USING ACOUSTIC TELEMETRY FOR INTRABODY COMMUNICATIONS - Systems and methods provide intrabody communication using acoustic telemetry. The system includes a first or control implant including a first acoustic transducer, and a second implant including a switch and a second acoustic transducer coupled to the switch. The second acoustic transducer receives acoustic signals from the first acoustic transducer for closing the switch to activate the second implant. The second implant may include a therapeutic device for providing therapy to the patient. For example, the second implant may provide pacing therapy, defibrillation therapy, pain control stimulation, or neuro-stimulation. | 01-09-2014 |
Patent application number | Description | Published |
20150118213 | COMPOUNDS AND METHODS FOR STABILIZING THROMBIN ACTIVITY - The present invention is directed to compounds useful in stabilizing thrombin activity, thrombin compositions comprising the compounds, methods of using the compounds and methods of identifying compounds capable of stabilizing thrombin activity. The compounds are preferably isolated peptides comprising or interacting with the gamma loop of thrombin. | 04-30-2015 |
20150174215 | ONE COMPONENT FIBRIN GLUE COMPRISING ZYMOGENS - Provided herein is a single component sealant formulation (e.g. in a liquid form), methods for its preparation, and use. The formulation includes fibrinogen; vitamin K-dependent clotting zymogens comprising at least Factor II (FII) and Factor X (FX). | 06-25-2015 |
20150174289 | ONE COMPONENT FIBRIN GLUE COMPRISING A POLYMERIZATION INHIBITOR - Provided herein are stable liquid sealant formulations comprising fibrin monomers and a reversible fibrin polymerization blocking agent, methods of preparing and using the formulations. | 06-25-2015 |
20150272562 | DEVICE AND METHOD FOR PREPARING AND ADMINISTERING ONE-COMPONENT FIBRIN SEALANT - Provided herein are systems for preparing and delivering fibrin sealant to a surface and methods of use thereof. In one embodiment, the system comprises: a. a quantity of a liquid mixture disposed within a container, the mixture comprising: I. fibrin or II. fibrinogen and Factor II; and b. a resin bed disposed within a vessel, the vessel capable of being in fluid communication with the container, wherein when in fluid communication, passage of the mixture through the vessel results in modification of the concentration of small molecules inhibitor(s) and/or inducer(s) within the mixture, favoring fibrin clot formation. | 10-01-2015 |
20160051641 | STABILIZED THROMBIN - The present invention is directed to compounds, methods for stabilizing thrombin activity with a thrombin binding oligonucleotide and to stabilized thrombin. The thrombin binding oligonucleotide is capable of inhibiting thrombin activity whereby the inhibition can be reversed with an antisense oligonucleotide. | 02-25-2016 |