Patent application number | Description | Published |
20100284449 | METHODS AND COMMUNICATION SYSTEMS HAVING ADAPTIVE MODE SELECTION - Examples are generally described that include methods for selecting a transmit mode in a communications system. An example method may include calculating a first transmission rate for data in a multiple-input multiple-output mode of the communications system and calculating a second transmission rate for the data in a single-input multiple-output mode of the communications system. A mode may be selected from the group consisting of the multiple-input multiple-output mode and the single-input multiple-output mode based, at least in part, on an energy consumption of the first and second transmission rates. Data may be transmitted from a transceiver in the communications system using the selected mode. | 11-11-2010 |
20110183623 | Methods For Reducing Interference In A Communication System - Example embodiments are directed to methods of reducing interference in a communication system. In at least one example embodiment, a method includes first determining, by a first transmitter having a multi-directional antenna configured to produce a plurality of beams, at least one interference level of at least one interfering beam of a plurality of beams of at least one transmitter in the communication system, second determining a transmitting beam pattern based on the interference level, the transmitting beam pattern indicating a sequence of illuminating the plurality of beams at corresponding time slots, third determining a fractional frequency reuse pattern based on the transmitting beam pattern, and transmitting data based on the transmitting beam pattern and the frequency reuse pattern. | 07-28-2011 |
20120034874 | APPARATUSES AND/OR METHODS OF INTERFERENCE MITIGATION AND/OR RATE IMPROVEMENT VIA UNCOORDINATED BEAMFORMING IN HETEROGENEOUS NETWORKS - A method of selecting beamforming vectors for a first transmitter and a first receiver communicating via a first communication link to reduce interference at a second transmitter and a second receiver communicating via a second communication link includes estimating a transmission null space for the second transmitter with respect to the first receiver and estimating a reception null space for the second receiver with respect to the first transmitter. The method further includes determining a first transmission beamforming vector for the first transmitter that falls within the estimated reception null space, and determining a first reception beamforming vector for the first receiver that falls within the estimated transmission null space. | 02-09-2012 |
Patent application number | Description | Published |
20080318520 | Apparatus and method for transmission and reception in multiple input multiple output system with replay station - A multiple antenna system for using a relay station with multiple antennas is provided. The system includes a base station for determining encoded data processing procedure based on first and second channel state information, determining a relaying procedure of the relay station, and sending the relaying procedure to the relay station based on the first and second channel state information; wherein the encoded data is terminating to a mobile station; the relay station for receiving data and the relay procedure which the base station sent, converting and sending the data according to the relaying procedure, and sending the first channel state information to the base station as a measured state of channel which receives the data; and the mobile station for receiving the data which the relay station sent, and sending the second channel state information to the relay station as a measured state of channel which receives the data. | 12-25-2008 |
20090016460 | Apparatus and method for beamforming with limited feedforward channel in multiple input multiple output wireless communication system - An apparatus and method are provided for beamforming in a MIMO wireless communication system. A base station includes a first calculator that repeatedly calculates downlink beamforming vectors of the user terminals to calculate the optimal beamforming vectors for the user terminals, a quantizer that quantizes the downlink beamforming vectors in order to transmit information of the downlink beamforming vectors, a control channel transmitter that feeds forward information of the quantized downlink beamforming vectors to the user terminals, a second calculator that calculates the final downlink beamforming vectors of the user terminals, and a beamforming transmitter that sums the beamformed TX signals of the user terminals and transmits the summed TX signals through a plurality of TX antennas. | 01-15-2009 |
20090252250 | APPARATUS AND METHOD FOR BEAMFORMING BASED ON GENERALIZED EIGEN-ANALYSIS IN MULTIPLE INPUT MULTIPLE OUTPUT WIRELESS COMMUNICATION SYSTEM - An apparatus and method for beamforming in a Multiple Input Multiple Output (MIMO) wireless communication system are provided. A Base Station (BS) includes a calculator for generating relational expressions between beamforming vectors of Mobile Stations (MSs) using channel information of each MS, for determining beamforming vector candidates of each MS from the relational expressions using generalized Eigen-analysis, and for selecting beamforming vectors for each MS from the beamforming vector candidates, and a plurality of Transmit (Tx) beamformers for performing Tx beamforming on dedicated pilot symbols to be transmitted to each MS using the beamforming vectors for each MS. | 10-08-2009 |
20090253380 | Apparatus and method for beamforming in a multiantenna multiuser communication system - A method for beamforming by a transmission device in a multiantenna multiuser communication system. The method includes grouping codebook indexes included in a codebook into codebook index combinations, and calculating a sum of transmission rate for each of the codebook index combinations; selecting a codebook index combination with a maximum sum of transmission rate as an optimal codebook index combination; and transmitting a codebook index corresponding to a particular reception device among codebook indexes included in the optimal codebook index combination, to the particular reception device. | 10-08-2009 |
20100220010 | Method and apparatus for beam-forming signal in multi user-MIMO wireless communication system - A base station is capable of transmitting a signal in a wireless communication network. The base station decides channel state information matrices of respective channels by determining a state of the channels corresponding to respective transmission antennas. The base station calculates transmission beam forming vectors for the respective transmission antennas by a combination of a dot product and a cross product of the channel state information matrices. Thereafter, the base station beam-forms signals for the respective transmission antennas by using the respective transmission beam forming vectors, and transmitting the beam-formed signals. | 09-02-2010 |
Patent application number | Description | Published |
20100112322 | CARBON FIBERS AND FILMS AND METHODS OF MAKING SAME - The various embodiments of the present invention provide improved carbon fibers and films, as well as methods of making the carbon fibers and films. The carbon fibers and films disclosed herein are generally formed from an acrylonitrile-containing polymer. The carbon fibers and/or films can also be formed from a composite that includes the acrylonitrile-containing polymer as well as carbon nanotubes, graphite sheets, or both. The fibers and films described herein can be tailored to exhibit one or more of high strength, high modulus, high electrical conductivity, high thermal conductivity, or optical transparency, depending on the desired application for the fibers or films. | 05-06-2010 |
20100272978 | CARBON FIBERS AND FILMS AND METHODS OF MAKING SAME - The various embodiments of the present invention provide improved carbon fibers and films, as well as methods of making the carbon fibers and films. The carbon fibers and films disclosed herein are generally formed from an acrylonitrile-containing polymer. The carbon fibers and/or films can also be formed from a composite that includes the acrylonitrile-containing polymer as well as carbon nanotubes, graphite sheets, or both. The fibers and films described herein can be tailored to exhibit one or more of high strength, high modulus, high electrical conductivity, high thermal conductivity, or optical transparency, depending on the desired application for the fibers or films. | 10-28-2010 |
Patent application number | Description | Published |
20120310301 | SYSTEMS AND METHODS FOR THE TREATMENT OF PAIN THROUGH NEURAL FIBER STIMULATION - Embodiments of the present invention provide systems and methods for the treatment of pain through activation of select neural fibers. The neural fibers may comprise one or more afferent neural fibers and/or one or more efferent neural fibers. If afferent fibers are stimulated, alone or in combination with efferent fibers, a therapeutically effective amount of electrical stimulation is applied to activate afferent pathways in a manner approximating natural afferent activity. The afferent fibers may be associated with primary receptors of muscle spindles, golgi tendon organs, secondary receptors of muscle spindles, joint receptors, touch receptors, and other types of mechanoreceptors and/or proprioceptors. If efferent fibers are stimulated, alone or in combination with afferent fibers, a therapeutically effective amount of electrical stimulation is applied to activate intrafusal and/or extrafusal muscle fibers, which results in an indirect activation of afferent fibers associated therewith. | 12-06-2012 |
20120310302 | SYSTEMS AND METHODS FOR THE TREATMENT OF PAIN THROUGH NEURAL FIBER STIMULATION - Embodiments of the present invention provide systems and methods for the treatment of pain through activation of select neural fibers. The neural fibers may comprise one or more afferent neural fibers and/or one or more efferent neural fibers. If afferent fibers are stimulated, alone or in combination with efferent fibers, a therapeutically effective amount of electrical stimulation is applied to activate afferent pathways in a manner approximating natural afferent activity. The afferent fibers may be associated with primary receptors of muscle spindles, golgi tendon organs, secondary receptors of muscle spindles, joint receptors, touch receptors, and other types of mechanoreceptors and/or proprioceptors. If efferent fibers are stimulated, alone or in combination with afferent fibers, a therapeutically effective amount of electrical stimulation is applied to activate intrafusal and/or extrafusal muscle fibers, which results in an indirect activation of afferent fibers associated therewith. | 12-06-2012 |
20120310314 | SYSTEMS AND METHODS FOR THE TREATMENT OF PAIN THROUGH NEURAL FIBER STIMULATION - Embodiments of the present invention provide systems and methods for the treatment of pain through activation of select neural fibers. The neural fibers may comprise one or more afferent neural fibers and/or one or more efferent neural fibers. If afferent fibers are stimulated, alone or in combination with efferent fibers, a therapeutically effective amount of electrical stimulation is applied to activate afferent pathways in a manner approximating natural afferent activity. The afferent fibers may be associated with primary receptors of muscle spindles, golgi tendon organs, secondary receptors of muscle spindles, joint receptors, touch receptors, and other types of mechanoreceptors and/or proprioceptors. If efferent fibers are stimulated, alone or in combination with afferent fibers, a therapeutically effective amount of electrical stimulation is applied to activate intrafusal and/or extrafusal muscle fibers, which results in an indirect activation of afferent fibers associated therewith. | 12-06-2012 |
20130253605 | SYSTEM AND METHOD FOR TREATMENT OF PAIN RELATED TO LIMB JOINT REPLACEMENT SURGERY - It has been discovered that pain felt in a given region of the body can be treated by stimulating a peripheral nerve at a therapeutically effective distance from the region where pain is felt to generate a comfortable sensation (i.e., paresthesia) overlapping the regions of pain. A method has been developed to reduce pain in a painful region following limb joint replacement by stimulating a peripheral nerve innervating the painful region with an electrode inserted into tissue and spaced from the peripheral nerve. This method may be used to help alleviate postoperative pain in patients following total knee arthroplasty surgery or other limb joint replacement surgeries. | 09-26-2013 |
20130296966 | SYSTEMS AND METHODS RELATED TO THE TREATMENT OF BACK PAIN - The present invention reduces pain and improves function long-term in persons with back pain using electrical stimulation in the back. This approach involves an electrical stimulation device including at least one electrode adapted for insertion within an animal body with back pain and at least one pulse generator operatively coupled with the at least one electrode, wherein the pulse generator delivers electrical stimulation activating at least one muscle in a back of the animal body for pain relief. | 11-07-2013 |
20140046416 | SYSTEM AND METHOD FOR TREATING SHOULDER PAIN RELATED TO SUBACROMIAL IMPINGEMENT SYNDROME - Systems and methods are provided for treating chronic pain occurring secondarily to subacromial impingement syndrome in a human body. A system is provided to deliver percutaneous electrical stimulation through at least one electrode to neurological motor points of the posterior and middle deltoid muscles to mediate such pain. One-time, continued and/or periodic dosing of treatment methods according to the present invention may result in a change to central nervous system maladaptive neuroplasticity. | 02-13-2014 |
20140330339 | SYSTEMS AND METHODS FOR THE TREATMENT OF PAIN THROUGH NEURAL FIBER STIMULATION - Embodiments of the present invention provide systems and methods for the treatment of pain through activation of select neural fibers. The neural fibers may comprise one or more afferent neural fibers and/or one or more efferent neural fibers. If afferent fibers are stimulated, alone or in combination with efferent fibers, a therapeutically effective amount of electrical stimulation is applied to activate afferent pathways in a manner approximating natural afferent activity. The afferent fibers may be associated with primary receptors of muscle spindles, golgi tendon organs, secondary receptors of muscle spindles, joint receptors, touch receptors, and other types of mechanoreceptors and/or proprioceptors. If efferent fibers are stimulated, alone or in combination with afferent fibers, a therapeutically effective amount of electrical stimulation is applied to activate intrafusal and/or extrafusal muscle fibers, which results in an indirect activation of afferent fibers associated therewith. | 11-06-2014 |
20140330340 | SYSTEMS AND METHODS FOR THE TREATMENT OF PAIN THROUGH NEURAL FIBER STIMULATION - Embodiments of the present invention provide systems and methods for the treatment of pain through activation of select neural fibers. The neural fibers may comprise one or more afferent neural fibers and/or one or more efferent neural fibers. If afferent fibers are stimulated, alone or in combination with efferent fibers, a therapeutically effective amount of electrical stimulation is applied to activate afferent pathways in a manner approximating natural afferent activity. The afferent fibers may be associated with primary receptors of muscle spindles, golgi tendon organs, secondary receptors of muscle spindles, joint receptors, touch receptors, and other types of mechanoreceptors and/or proprioceptors. If efferent fibers are stimulated, alone or in combination with afferent fibers, a therapeutically effective amount of electrical stimulation is applied to activate intrafusal and/or extrafusal muscle fibers, which results in an indirect activation of afferent fibers associated therewith. | 11-06-2014 |
20140330356 | SYSTEMS AND METHODS FOR THE TREATMENT OF PAIN THROUGH NEURAL FIBER STIMULATION - Embodiments of the present invention provide systems and methods for the treatment of pain through activation of select neural fibers. The neural fibers may comprise one or more afferent neural fibers and/or one or more efferent neural fibers. If afferent fibers are stimulated, alone or in combination with efferent fibers, a therapeutically effective amount of electrical stimulation is applied to activate afferent pathways in a manner approximating natural afferent activity. The afferent fibers may be associated with primary receptors of muscle spindles, golgi tendon organs, secondary receptors of muscle spindles, joint receptors, touch receptors, and other types of mechanoreceptors and/or proprioceptors. If efferent fibers are stimulated, alone or in combination with afferent fibers, a therapeutically effective amount of electrical stimulation is applied to activate intrafusal and/or extrafusal muscle fibers, which results in an indirect activation of afferent fibers associated therewith. | 11-06-2014 |
20150073496 | SYSTEM AND METHOD FOR TREATMENT OF PAIN RELATED TO LIMB JOINT REPLACEMENT SURGERY - It has been discovered that pain felt in a given region of the body can be treated by stimulating a peripheral nerve at a therapeutically effective distance from the region where pain is felt to generate a comfortable sensation (i.e., paresthesia) overlapping the regions of pain. A method has been developed to reduce pain in a painful region following limb joint replacement by stimulating a peripheral nerve innervating the painful region with an electrode inserted into tissue and spaced from the peripheral nerve. This method may be used to help alleviate postoperative pain in patients following total knee arthroplasty surgery or other limb joint replacement surgeries. | 03-12-2015 |
20150134037 | SYSTEMS AND METHODS FOR TREATING SHOULDER PAIN RELATED TO SUBACROMIAL IMPINGEMENT SYNDROME - Systems and methods are provided for treating chronic pain occurring secondarily to subacromial impingement syndrome in a human body. A system is provided to deliver percutaneous electrical stimulation through at least one electrode to neurological motor points of the posterior and middle deltoid muscles to mediate such pain. One-time, continued and/or periodic dosing of treatment methods according to the present invention may result in a change to central nervous system maladaptive neuroplasticity. | 05-14-2015 |
Patent application number | Description | Published |
20110009397 | TRIAZONE COMPOUNDS THAT MODULATE HSP90 ACTIVITY - The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound. | 01-13-2011 |
20110105749 | TRIAZOLE COMPOUNDS THAT MODULATE HSP90 ACTIVITY - The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound. | 05-05-2011 |
20120330009 | TRIAZOLE COMPOUNDS THAT MODULATE HSP90 ACTIVITY - The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound. | 12-27-2012 |
Patent application number | Description | Published |
20090065349 | Plasma Vapor Deposition - A plasma vapor deposition system is described for forming a feature on a semiconductor wafer. The plasma vapor deposition comprises a primary target electrode and a plurality of secondary target electrodes. The deposition is performed by sputtering atoms off the primary and secondary target electrodes. | 03-12-2009 |
20090068771 | Electro Chemical Deposition Systems and Methods of Manufacturing Using the Same - An electro chemical deposition system is described for forming a feature on a semiconductor wafer. The electro chemical deposition is performed by powering electrodes that includes a cathode, an anode and a plurality of electrically independent auxiliary electrodes. | 03-12-2009 |
20100171185 | Semiconductor Devices and Methods of Manufacture Thereof - Semiconductor devices and methods of manufacture thereof are disclosed. A preferred embodiment comprises a method of forming a barrier layer. The method of forming the barrier layer includes providing a workpiece, forming a first material layer over the workpiece, the first material layer comprising a nitride-based metal compound. A second material layer is formed over the first material layer. The second material layer comprises Ta or Ti. The barrier layer comprises the first material layer and at least the second material layer. | 07-08-2010 |
20120104552 | Capacitors in Integrated Circuits and Methods of Fabrication Thereof - In one embodiment, a capacitor includes a first via level having first metal bars and first vias, such that the first metal bars are coupled to a first potential node. The first metal bars are longer than the first vias. Second metal bars and second vias are disposed in a second via level, the second metal bars are coupled to the first potential node. The second metal bars are longer than the second vias. The second via level is above the first via level and the first metal bars are parallel to the second metal bars. Each of the first metal bars has a first end, an opposite second end, and a middle portion between the first and the second ends. Each of the middle portions of the first metal bars and the second ends of the first metal bars do not contact any metal line. | 05-03-2012 |
20120104622 | Through Level Vias and Methods of Formation Thereof - In one embodiment, a semiconductor device includes a first metal line disposed in a first metal level above a substrate. A second metal line is disposed in a second metal level disposed over the first metal level. A third metal line is disposed in a third metal level disposed over the second metal level. A through level via contacts the first metal line and the third metal line. | 05-03-2012 |
20120205238 | Electro Chemical Deposition Systems and Methods of Manufacturing Using the Same - An electro chemical deposition system is described for forming a feature on a semiconductor wafer. The electro chemical deposition is performed by powering electrodes that includes a cathode, an anode and a plurality of electrically independent auxiliary electrodes. | 08-16-2012 |
20140071587 | Capacitors in Integrated Circuits and Methods of Fabrication Thereof - In one embodiment, a capacitor includes a first via level having first metal bars and first vias, such that the first metal bars are coupled to a first potential node. The first metal bars are longer than the first vias. Second metal bars and second vias are disposed in a second via level, the second metal bars are coupled to the first potential node. The second metal bars are longer than the second vias. The second via level is above the first via level and the first metal bars are parallel to the second metal bars. Each of the first metal bars has a first end, an opposite second end, and a middle portion between the first and the second ends. Each of the middle portions of the first metal bars and the second ends of the first metal bars do not contact any metal line. | 03-13-2014 |
Patent application number | Description | Published |
20140353802 | METHODS FOR INTEGRATION OF PORE STUFFING MATERIAL - A process is provided for methods of reducing damage to an ultra-low k layer during fabrication. In one aspect, a method includes: providing a cured ultra-low k film containing pores filled with a pore-stuffing material; and modifying an exposed surface of the ultra-low k film to provide a modified layer in the ultra-low k film. In another aspect, a semiconductor device comprising a modified layer on a surface of an ultra-low k film is provided. | 12-04-2014 |
20140353805 | METHODS OF SEMICONDUCTOR CONTAMINANT REMOVAL USING SUPERCRITICAL FLUID - A process is provided for the removal of contaminants from a semiconductor device, for example, removing contaminants from pores of an ultra-low k film. In one aspect, a method includes: providing a dielectric layer with contaminant-containing pores and exposing the dielectric layer to a supercritical fluid. The supercritical fluid can dissolve and remove the contaminants. In another aspect, an intermediate semiconductor device structure is provided that contains a dielectric layer with contaminant-containing pores and a supercritical fluid within the pores. In another aspect, a semiconductor device structure with a dielectric layer containing uncontaminated pores is provided. | 12-04-2014 |
20140353835 | METHODS OF SELF-FORMING BARRIER INTEGRATION WITH PORE STUFFED ULK MATERIAL - A process is provided for methods of reducing contamination of the self-forming barrier of an ultra-low k layer during semiconductor fabrication. In one aspect, a method includes: providing a cured ultra-low k film which contains at least one trench, and the pores of the film are filled with a pore-stuffing material; removing exposed pore-stuffing material at the surface of the trench to form exposed pores; and forming a self-forming barrier layer on the surface of the trench. | 12-04-2014 |
20150137372 | SELF FORMING BARRIER LAYER AND METHOD OF FORMING - Methods for forming a self-forming barrier layer and the resulting devices are disclosed. Embodiments may include forming a metal line above a substrate, forming a reagent layer above the metal line and the substrate, forming a dielectric layer on the reagent layer, and transforming the reagent layer into a self-forming barrier layer. | 05-21-2015 |
20150255331 | INTEGRATED CIRCUITS WITH A COPPER AND MANGANESE COMPONENT AND METHODS FOR PRODUCING SUCH INTEGRATED CIRCUITS - Integrated circuits with copper and magnesium components and methods for producing such integrated circuits are provided. A method of producing the integrated circuits includes forming an aperture in an interlayer dielectric. A seed layer is formed in the aperture, where the seed layer includes manganese and copper, and where the seed layer has a copper concentration gradient. A core is formed overlying the seed layer, where the core includes copper. | 09-10-2015 |
Patent application number | Description | Published |
20090270598 | AMPHIPHILES FOR PROTEIN SOLUBILIZATION AND STABILIZATION - The invention provides amphiphiles for manipulating membrane proteins. The amphiphiles can feature carbohydrate-derived hydrophilic groups and branchpoints in the hydrophilic moiety and/or in a lipophilic moiety. Such amphiphiles are useful as detergents for solubilization and stabilization of membrane proteins, including photosynthetic protein superassemblies obtained from bacterial membranes. | 10-29-2009 |
20130001465 | AMPHIPHILES FOR PROTEIN SOLUBILIZATION AND STABILIZATION - The invention provides amphiphiles for manipulating membrane proteins. The amphiphiles can feature carbohydrate-derived hydrophilic groups and branchpoints in the hydrophilic moiety and/or in a lipophilic moiety. Such amphiphiles are useful as detergents for solubilization and stabilization of membrane proteins, including photosynthetic protein superassemblies obtained from bacterial membranes. | 01-03-2013 |
20150203441 | CHOLATE AND DEOXYCHOLATE-BASED AMPHIPHILES FOR MEMBRANE PROTEIN MANIPULATION - Disclosed are compounds and methods for manipulating proteins in general and membrane proteins in particular. The compounds can be prepared from cholic acid, deoxycholic acid, lithocholic acid, or derivatives thereof. The compounds typically possess critical micelle concentrations lower than those of known detergents such as CHAPS and CHAPSO. Accordingly, lower amounts of the compounds are required for effective solubilization of membrane proteins. The compounds can be used aid the solubilization, isolation, purification, stabilization, crystallization, and/or structural determination of membrane proteins. | 07-23-2015 |