Patent application number | Description | Published |
20100145937 | Interactive peer directory - A system is provided for locating peers having a desired expertise. User profile information is stored in a profiles database. A search engine indexes the profiles database and appends appropriate profile tags to this information. A peer relevancy algorithm searches for candidate peers among the indexed user profile information. Weights are assigned to candidate peers based on different categories of the indexed user profile information, and peer matches are selected based on the assigned weights. In order to provide matches that are most likely to accept a connection request, data is maintained as to which potential peers have a history of accepting requests to connect and which have a history of refusing to connect. Potential matches are biased to favor those that have a tendency to accept connection requests. Contact information of requester and recipients are not disclosed until the recipient accepts the requester's connection request. | 06-10-2010 |
20110191311 | Bi-model recommendation engine for recommending items and peers - A networked peer and item recommendation system makes recommendations to users such as documents of interest and peers with whom the users may want to connect. User profile information is maintained in a profiles database. A log enables the collection of user behavior information. A cluster filtering algorithm determines a cluster that a querying user belongs to. A collaborative filtering algorithm locates other users having implicit and explicit profiles in the database that are similar to the profile of the querying user. A search engine returns items based on a keyword provided by the querying user. A sorting algorithm sorts the items returned by the cluster filtering algorithm, collaborative filtering algorithm and search engine for presentation to the querying user. Potential peers are also presented to the querying user. The items and potential peers presented are those most likely to be of help to the querying user. | 08-04-2011 |
20120272164 | INTERACTIVE PEER DIRECTORY WITH QUESTION ROUTER - A computer network implemented peer forum system and method enabling question and answer rates to be increased by automatically routing questions and receiving answers to and from peers. Information is input into network via a user interface. A peer forum system enables users to ask and answer questions. A forums database captures questions and answers provided via the peer forum system. A stage database pulls and stores questions from the forums database. A question router pulls the questions from the stage database and finds peers who can answer the questions using a peer search module that uses implicit and explicit user profiles to determine the best subject matter experts to answer the questions. A set of throttle rules is associated with the question router for determining if a peer is eligible to answer a question. A delivery system delivers a communication to eligible peers requesting an answer to the question. | 10-25-2012 |
20130159325 | BI-MODEL RECOMMENDATION ENGINE FOR RECOMMENDING ITEMS AND PEERS - A networked peer and item recommendation system makes recommendations to users such as documents of interest and peers with whom the users may want to connect. User profile information is maintained in a profiles database. A log enables the collection of user behavior information. A cluster filtering algorithm determines a cluster that a querying user belongs to. A collaborative filtering algorithm locates other users having implicit and explicit profiles in the database that are similar to the profile of the querying user. A dynamic expert verification algorithm is associated with the collaborative filtering algorithm to verify the qualifications of users and produce bias towards users with higher quality interactions. A search engine returns items based on a keyword provided by the querying user. A sorting algorithm sorts the items returned by the cluster filtering algorithm, collaborative filtering algorithm and search engine for presentation to the querying user. | 06-20-2013 |
20140108395 | METHODS AND SYSTEMS FOR MODIFYING A USER PROFILE FOR A RECOMMENDATION ALGORITHM AND MAKING RECOMMENDATIONS BASED ON USER INTERACTIONS WITH ITEMS - Methods and apparatus for modifying a user profile for a recommendation algorithm are provided. A user is provided with electronic access to an item. The item may comprise one of a document, an article, a chart, a graphic, a report, a web page, or the like. User interaction with the item is enabled. The user interaction with the item is then electronically tracked and stored. The user's user profile used by a recommendation engine is then modified based on the tracked user interactions. The user interaction may comprise at least one of annotating, highlighting, modifying, customizing, adding comments to the item, and the like. The user modified item can be saved and details of the user interaction with the item may be used to modify the user profile. At least one of items or peer recommendations can then be provided to the user based on the modified user profile. | 04-17-2014 |
20140257890 | METHODS AND SYSTEMS FOR IMPROVING ENGAGEMENT WITH A RECOMMENDATION ENGINE THAT RECOMMENDS ITEMS, PEERS, AND SERVICES - Computerized methods and systems for improving engagement with a recommendation engine that recommends items, peers, and services are provided. Stored data of a plurality of users is electronically accessed and analyzed. A respective passive profile is determined for each of the users based on the analyzing of the stored data. The respective passive profiles are then stored for use by the recommendation engine. The recommendation engine can then provide recommendations for at least one of items, peers, and services to a respective user based on at least the respective passive profile. The recommendations may be further based on at least one of an explicit profile comprising information provided by the respective user and an activity profile based on tracked activity of the respective user with regard to prior recommended items. | 09-11-2014 |
20150058380 | IMPLICIT PROFILE FOR USE WITH RECOMMENDATION ENGINE AND/OR QUESTION ROUTER - Methods and systems for creating an implicit profile for use by a recommendation engine or a question router is provided. User behavior on at least one of one or more electronic devices and an electronic communications network is tracked. User-related information relating to the user behavior is analyzed to extract or derive key words therefrom. The key words are stored in a profiles database as the implicit profile and used by the recommendation engine or question router to characterize user interests, expertise, and skills when matching a request from a querying user to a potential user or group of users having the relevant background to respond to the request. | 02-26-2015 |
Patent application number | Description | Published |
20080299201 | DEVICES, METHODS, AND SYSTEMS FOR ACCESSING NATIVE NEURONS THROUGH ARTIFICIAL NEURAL MEDIATORS (ANMS) - The present invention relates to devices, methods, and systems for accessing native neurons in the nervous system of an animal. Specifically, one or more artificial neural mediators (ANMs) each comprising a neural cell are first formed, and neural connection is then established between the ANMs and one or more native neurons or collections of native neurons located in the nervous system. In this manner, the native neurons or collections of native neurons can be assessed through the ANMs. The neural connection between the ANMs and the native neurons is preferably established by guided axonal growth in the present invention, i.e., either an axon from one of the ANMs is grown into contact with one of the native neurons or collections of native neurons, or an axon from one of the native neurons or collections of native neurons is grown into contact with one of the ANMs. | 12-04-2008 |
20090175520 | METHOD AND APPARATUS FOR MATCHING OF BRACKETED PATTERNS IN TEST STRINGS - Disclose are a method of and system for matching input character sequences in a set of input patterns. The method comprises the steps of analyzing the set of input patterns, creating a pattern cluster look-up table (PCLT) based on said input patterns, and defining an offset value k. The PCLT is used to find, for each sequence s and offset k, a set of candidate patterns that can possibly match s, the set of candidate patterns is searched for patterns that match s, and all found matching patterns and sequences are reported. | 07-09-2009 |
20100025249 | Systems and Methods for Controlling the Position of a Charged Polymer Inside a Nanopore - Techniques for controlling the position of a charged polymer inside a nanopore are provided. For example, one technique includes using electrostatic control to position a linear charged polymer inside a nanopore, and creating an electrostatic potential well inside the nanopore, wherein the electrostatic potential well controls a position of the linear charged polymer inside the nanopore. | 02-04-2010 |
20100080445 | Constructing Variability Maps by Correlating Off-State Leakage Emission Images to Layout Information - Improved techniques are disclosed for monitoring or sensing process variations in integrated circuit designs. Such techniques provide such improvements by constructing variability maps correlating leakage emission images to layout information. By way of example, a method for monitoring one or more manufacturing process variations associated with a device under test (e.g., integrated circuit) comprises the following steps. An emission image representing an energy emission associated with a leakage current of the device under test is obtained. The emission image is correlated with a layout of the device under test to form a cross emission image. Common structures on the cross emission image are selected and identified as regions of interest. One or more variability measures (e.g., figures of merit) are calculated based on the energy emissions associated with the regions of interest. A variability map is created based on the calculated variability measures, wherein the variability map is useable to monitor the one or more manufacturing process variations associated with the device under test. | 04-01-2010 |
20110179852 | Molecule Detection Device Formed in a Semiconductor Structure - Semiconductor devices, chromatography devices and integrated circuits for detecting one or more molecules and methods for forming a semiconductor device for detecting one or more molecules are presented. For example, a semiconductor device for detecting one or more molecules includes a channel formed within a semiconductor structure, and at least one detector formed within the semiconductor structure. The at least one detector detects the one or more molecules in the channel The semiconductor device may optionally comprise one or more additional channels formed within the semiconductor structure. The semiconductor device may, for example, be operative to detect a single molecule. | 07-28-2011 |
20110223652 | PIEZOELECTRIC-BASED NANOPORE DEVICE FOR THE ACTIVE CONTROL OF THE MOTION OF POLYMERS THROUGH THE SAME - Apparatus, system, and methods are provided for utilizing piezoelectric material for controlling a polymer through a nanopore. A reservoir is formed filled with conductive fluid. A membrane is formed that separates the reservoir. A nanopore is formed through the membrane. The membrane comprises electrical conductive layers, piezoelectric layers, and insulating layers. The piezoelectric layers are operative to control a size of the nanopore for clamping/releasing a polymer as well as to control the thickness of part of the membrane when a voltage is applied to the piezoelectric layers. Combinations of clamping/releasing the polymer and changing the thickness of part of the membrane can move a polymer through the nanopore at any electrically controlled speed and also stretch or break a polymer in the nanopore. | 09-15-2011 |
20110250705 | NANOPORE CAPTURE SYSTEM - A nanopore capture system may include a material configured to pass through a nanopore device in a controlled manner based upon its interaction with the nanopore device. The system may also include a capture mechanism connected to one end of the material. The capture mechanism may be configured to catch a particular type of molecule while ignoring other types of molecules. The system may also include a controller to manipulate and/or detect the particular type of molecule. | 10-13-2011 |
20110308949 | NANO-FLUIDIC FIELD EFFECTIVE DEVICE TO CONTROL DNA TRANSPORT THROUGH THE SAME - The present invention provides a nano-fluidic field effective device. The device includes a channel having a first side and a second side, a first set of electrodes adjacent to the first side, a second set of electrodes adjacent to the second side, a control unit for applying electric potentials to the electrodes and a fluid within the channel containing a charge molecule. The first set of electrodes is disposed such that application of electric potentials produces a spatially varying electric field that confines a charged molecule within a predetermined area of said channel. The second set of electrodes is disposed such that application of electric potentials relative to the electric potentials applied to the first set of electrodes creates an electric field that confines the charged molecule to an area away from the second side of the channel. | 12-22-2011 |
20120065765 | DETECTING DOSE AND FOCUS VARIATIONS DURING PHOTOLITHOGRAPHY - A method, system, and computer usable program product for detecting dose and focus variations during photolithography are provided in the illustrative embodiments. A test shape is formed on a wafer, the wafer being used to manufacture integrated circuits, the test shape being formed using a dose value and a focus value that are predetermined for the manufacturing. A capacitance of the test shape is measured. The capacitance is resolved to a second dosing value and a second focus value using an extraction model. A difference between the dosing value and the second dosing value is computed. A recommendation is made for dosing adjustment in the manufacturing based on the difference. | 03-15-2012 |
20120132886 | NANOFLUDIC FIELD EFFECT TRANSISTOR BASED ON SURFACE CHARGE MODULATED NANOCHANNEL - A field effect transistor device includes: a reservoir bifurcated by a membrane of three layers: two electrically insulating layers; and an electrically conductive gate between the two insulating layers. The gate has a surface charge polarity different from at least one of the insulating layers. A nanochannel runs through the membrane, connecting both parts of the reservoir. The device further includes: an ionic solution filling the reservoir and the nanochannel; a drain electrode; a source electrode; and voltages applied to the electrodes (a voltage between the source and drain electrodes and a voltage on the gate) for turning on an ionic current through the ionic channel wherein the voltage on the gate gates the transportation of ions through the ionic channel. | 05-31-2012 |
20120199483 | NANOPORE CAPTURE SYSTEM - A nanopore capture system may include a material configured to pass through a nanopore device in a controlled manner based upon its interaction with the nanopore device. The system may also include a capture mechanism connected to one end of the material. The capture mechanism may be configured to catch a particular type of molecule while ignoring other types of molecules. The system may also include a controller to manipulate and/or detect the particular type of molecule. | 08-09-2012 |
20120256281 | SEMICONDUCTOR DEVICES HAVING NANOCHANNELS CONFINED BY NANOMETER-SPACED ELECTRODES - Semiconductor devices having integrated nanochannels confined by nanometer spaced electrodes, and VLSI (very large scale integration) planar fabrication methods for making the devices. A semiconductor device includes a bulk substrate and a first metal layer formed on the bulk substrate, wherein the first metal layer comprises a first electrode. A nanochannel is formed over the first metal layer, and extends in a longitudinal direction in parallel with a plane of the bulk substrate. A second metal layer is formed over the nanochannel, wherein the second metal layer comprises a second electrode. A top wall of the nanochannel is defined at least in part by a surface of the second electrode and a bottom wall of the nanochannel is defined by a surface of the first electrode. | 10-11-2012 |
20130043131 | TRAPPING MOLECULAR SEGMENTS IN NANO-GAPS - A molecule trapping method includes forming a fluid bridge between a first reservoir and a second reservoir, translocating a molecule from the first reservoir to the second reservoir through the fluid bridge, detecting when a segment of the molecule is in the fluid bridge, breaking the fluid bridge and forming an a gap between the first and the second reservoirs, thereby trapping a segment of the molecule in the gap and making measurements on the segment of the molecule. | 02-21-2013 |
20130068617 | CHARGED ENTITIES AS LOCOMOTIVE TO CONTROL MOTION OF POLYMERS THROUGH A NANOCHANNEL - A technique for controlling the motion of one or more charged entities linked to a polymer through a nanochannel is provided. A first reservoir and a second reservoir are connected by the nanochannel. An array of electrodes is positioned along the nanochannel, where fluid fills the first reservoir, the second reservoir, and the nanochannel. A first electrode is in the first reservoir and a second electrode is in the second reservoir. The first and second electrodes are configured to direct the one or more charged entities linked to the polymer into the nanochannel. An array of electrodes is configured to trap the one or more charged entities in the nanochannel responsive to being controlled for trapping. The array of electrodes is configured to move the one or more charged entities along the nanochannel responsive to being controlled for moving. | 03-21-2013 |
20130068618 | CHARGED ENTITIES AS LOCOMOTIVE TO CONTROL MOTION OF POLYMERS THROUGH A NANOCHANNEL - A technique for controlling the motion of one or more charged entities linked to a polymer through a nanochannel is provided. A first reservoir and a second reservoir are connected by the nanochannel. An array of electrodes is positioned along the nanochannel, where fluid fills the first reservoir, the second reservoir, and the nanochannel. A first electrode is in the first reservoir and a second electrode is in the second reservoir. The first and second electrodes are configured to direct the one or more charged entities linked to the polymer into the nanochannel. An array of electrodes is configured to trap the one or more charged entities in the nanochannel responsive to being controlled for trapping. The array of electrodes is configured to move the one or more charged entities along the nanochannel responsive to being controlled for moving. | 03-21-2013 |
20130288417 | SEMICONDUCTOR DEVICES HAVING NANOCHANNELS CONFINED BY NANOMETER-SPACED ELECTRODES - Semiconductor devices having integrated nanochannels confined by nanometer spaced electrodes, and VLSI (very large scale integration) planar fabrication methods for making the devices. A semiconductor device includes a bulk substrate and a first metal layer formed on the bulk substrate, wherein the first metal layer comprises a first electrode. A nanochannel is formed over the first metal layer, and extends in a longitudinal direction in parallel with a plane of the bulk substrate. A second metal layer is formed over the nanochannel, wherein the second metal layer comprises a second electrode. A top wall of the nanochannel is defined at least in part by a surface of the second electrode and a bottom wall of the nanochannel is defined by a surface of the first electrode. | 10-31-2013 |
20140001149 | Crossed slit structure for nanopores | 01-02-2014 |
20140004300 | Crossed slit structure for nanopores | 01-02-2014 |
20140103582 | Nano-Pipet Fabrication - A hollow high aspect ratio sample, such as a nano-test-tube, with a tip that is closed off is secured in a particle beam device, such as a transmission electron microscope. The tip is engaged with the particle beam of the particle beam device until a hole opens up on the tip, thereby turning the high aspect ratio sample into a nano-pipet. Alternatively, a nano-pipet having a hole that does not meet desired parameter values is secured in a particle beam device. The nano-pipet is engaged with the particle beam to attain the desired values of the hole parameters. | 04-17-2014 |
20140105794 | Nano-Pipet Fabrication - A hollow high aspect ratio sample, such as a nano-test-tube, with a tip that is closed off is secured in a particle beam device, such as a transmission electron microscope. The tip is engaged with the particle beam of the particle beam device until a hole opens up on the tip, thereby turning the high aspect ratio sample into a nano-pipet. Alternatively, a nano-pipet having a hole that does not meet desired parameter values is secured in a particle beam device. The nano-pipet is engaged with the particle beam to attain the desired values of the hole parameters. | 04-17-2014 |
20140124372 | TRAPPING MOLECULAR SEGMENTS IN NANO-GAPS - A molecule trapping method includes forming a fluid bridge between a first reservoir and a second reservoir, translocating a molecule from the first reservoir to the second reservoir through the fluid bridge, detecting when a segment of the molecule is in the fluid bridge, breaking the fluid bridge and forming an a gap between the first and the second reservoirs, thereby trapping a segment of the molecule in the gap and making measurements on the segment of the molecule. | 05-08-2014 |
20140352005 | TARGETED SEQUENCING OF BIOMOLECULES BY PULLING THROUGH A LIQUID-LIQUID INTERFACE WITH AN ATOMIC FORCE MICROSCOPE - A mechanism is provided for sequencing a biopolymer. The biopolymer is traversed from a first medium to a second medium. The biopolymer includes bases. As the biopolymer traverses from the first medium to the second medium, different forces are measured corresponding to each of the bases. The bases are distinguished from one another according to the different measured forces which are measured for each of the bases. | 11-27-2014 |
20140352006 | TARGETED SEQUENCING OF BIOMOLECULES BY PULLING THROUGH A LIQUID-LIQUID INTERFACE WITH AN ATOMIC FORCE MICROSCOPE - A mechanism is provided for sequencing a biopolymer. The biopolymer is traversed from a first medium to a second medium. The biopolymer includes bases. As the biopolymer traverses from the first medium to the second medium, different forces are measured corresponding to each of the bases. The bases are distinguished from one another according to the different measured forces which are measured for each of the bases. | 11-27-2014 |
20140367749 | NANOCHANNEL PROCESS AND STRUCTURE FOR BIO-DETECTION - Nanochannel sensors and methods for constructing nanochannel sensors. An example method includes forming a sacrificial line on an insulating layer, forming a dielectric layer, etching a pair of electrode trenches, forming a pair of electrodes, and removing the sacrificial line to form a nanochannel. The dielectric layer may be formed on insulating layer and around the sacrificial line. The pair of electrode trenches may be etched in the dielectric layer on opposite sides of the sacrificial line. The pair of electrodes may be formed by filling the electrode trenches with electrode material. The sacrificial line may be removed by forming a nanochannel between the at least one pair of electrodes. | 12-18-2014 |
20140370637 | NANOCHANNEL PROCESS AND STRUCTURE FOR BIO-DETECTION - Nanochannel sensors and methods for constructing nanochannel sensors. An example method includes forming a sacrificial line on an insulating layer, forming a dielectric layer, etching a pair of electrode trenches, forming a pair of electrodes, and removing the sacrificial line to form a nanochannel. The dielectric layer may be formed on insulating layer and around the sacrificial line. The pair of electrode trenches may be etched in the dielectric layer on opposite sides of the sacrificial line. The pair of electrodes may be formed by filling the electrode trenches with electrode material. The sacrificial line may be removed by forming a nanochannel between the at least one pair of electrodes. | 12-18-2014 |
20150068902 | NANO-FLUIDIC FIELD EFFECTIVE DEVICE TO CONTROL DNA TRANSPORT THROUGH THE SAME - The present invention provides a nano-fluidic field effective device. The device includes a channel having a first side and a second side, a first set of electrodes adjacent to the first side, a second set of electrodes adjacent to the second side, a control unit for applying electric potentials to the electrodes and a fluid within the channel containing a charge molecule. The first set of electrodes is disposed such that application of electric potentials produces a spatially varying electric field that confines a charged molecule within a predetermined area of said channel. The second set of electrodes is disposed such that application of electric potentials relative to the electric potentials applied to the first set of electrodes creates an electric field that confines the charged molecule to an area away from the second side of the channel. | 03-12-2015 |
20150198647 | ON-CHIP TEST FOR INTEGRATED AC COUPLING CAPACITORS - Apparatus, method and computer program product for determining presence and relative magnitudes of on-chip AC coupling capacitors in a high-speed differential receiver device. A BIST method is employed to ultimately produce a dock count proportional to the fall time of a capacitor, and in the case of differential capacitors a difference in count values. Each capacitor path has a controllable first DAC current or voltage source. A second DAC current or voltage source, later in the data path and isolated from the capacitor node(s), is controlled to offset the voltage contribution of the charged and discharging capacitor. A count is recorded, starting when a capacitor charging current is shut off, and ends (the count) when the voltage of the charged capacitor falls below a threshold. A difference in count between the two data path capacitors is calculated and reported. A state machine operates the sequencing and control of the BIST. | 07-16-2015 |
20150209779 | MICRO-DROPLET FLUIDIC CELL FOR FAST IONIC CURRENT DETECTION USING NANOPORES - A micro-droplet fluidic cell includes a membrane structure having a nanopore, a hydrophobic material disposed onto a portion of the membrane structure, and an analyte solution traversing the membrane structure and forming a micro-droplet on a first surface of the membrane structure. Also disclosed are methods for fast ionic current detection using the micro-droplet fluidic cell. | 07-30-2015 |
20150217257 | Flow Cell Array and Uses Thereof - Apparatus and methods for using a flow cell array are provided herein. An apparatus includes an array comprising one or more pixels, wherein each of the one or more pixels comprises multiple reaction sites openings; a first set of one or more sub-surface channels, wherein each of the multiple reaction site openings is connected to a sub-surface channel from the first set of one or more sub-surface channels; a second set of two or more sub-surface channels; and multiple vias connecting each channel from the first set of one or more sub-surface channels to (i) a first sub-surface channel from the to second set of two or more sub-surface channels and (ii) a second sub-surface channel from the second set of two or more sub-surface channels. | 08-06-2015 |
20150300973 | ELECTRO-FLUIDIC FLOW PROBE - An apparatus for an electro-fluidic flow probe includes a body portion including an electro-fluidic bias tee for receiving (i) a fluid electrolyte and (ii) an electrical connection for providing an electrical potential to the fluid electrolyte; a first inlet including a tube extending from the first inlet to an outlet through the electro-fluidic bias tee; and a second inlet including the electrical connection having a wire that extends from the second inlet to the outlet through the electro-fluidic bias tee to transfer the electrical potential to a device under test. | 10-22-2015 |
20150300984 | ELECTRO-FLUIDIC FLOW PROBE - An apparatus for an electro-fluidic flow probe includes a body portion including an electro-fluidic bias tee for receiving (i) a fluid electrolyte and (ii) an electrical connection for providing an electrical potential to the fluid electrolyte; a first inlet including a tube extending from the first inlet to an outlet through the electro-fluidic bias tee; and a second inlet including the electrical connection having a wire that extends from the second inlet to the outlet through the electro-fluidic bias tee to transfer the electrical potential to a device under test. | 10-22-2015 |