Patent application number | Description | Published |
20080199734 | PERPENDICULAR MAGNETIC RECORDING MEDIUM, MANUFACTURING METHOD THEREOF AND MAGNETIC RECORDING DEVICE - The thickness of the spacer layer is set in such as way as to obtain the anti-parallel magnetic coupling between two amorphous ferromagnetic layers in the perpendicular medium. When the thickness of the spacer layer is changed, the exchange field shows an oscillatory behavior and the highest values of the exchange fields are obtained at various thicknesses and indicates an anti-parallel exchange between them. A conventional recording medium applies the smallest thickness (1st APS) among the thicknesses corresponding to the exchange field maximum. On the other hand, the present invention applies the second smallest thickness (2nd APS) to obtain larger tolerance of spacer layer thickness and improved writability and enhanced recording performance. | 08-21-2008 |
20080268293 | MAGNETIC RECORDING MEDIUM, METHOD FOR MANUFACTURING THE SAME, AND MAGNETIC RECORDING APPARATUS - According to an aspect of an embodiment, a magnetic recording medium includes a soft under layer, a seed layer containing an alloy, placed over the soft under layer, a ruthenium containing layer containing crystalline Ru, directly placed on the seed layer, and a recording layer placed over the ruthenium containing layer. The alloy contains metal atoms bonded to one another with a minimum distance of adjacent atoms. The difference between the minimum distance of the atoms in the alloy and that of the atoms in the crystalline Ru is 2% or less. | 10-30-2008 |
20090135513 | MAGNETIC RECORDING MEDIUM, MAGNETIC STORAGE AND METHOD FOR REPRODUCING INFORMATION FROM MAGNETIC RECORDING MEDIUM - A magnetic recording medium includes a first magnetic layer; and a second magnetic layer formed on the first magnetic layer. The first magnetic layer and the second magnetic layer make exchange coupling therebetween and also, have their magnetizing direction in anti-parallel to one another. A net residual area magnetization of the first magnetic layer and the second magnetic layer is expressed by the following formula: |Mr | 05-28-2009 |
20090257147 | PERPENDICULAR MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING APPARATUS - A disclosed perpendicular magnetic recording medium includes a substrate; a soft magnetic underlayer disposed on the substrate and having no remanent magnetization; and a ferromagnetic recording layer disposed on the soft magnetic underlayer. The soft magnetic underlayer includes at least three soft magnetic layers laid one above the other with a non-magnetic intermediate layer interposed between every two adjacent soft magnetic layers. Among the (at least) three soft magnetic layers, at least one pair of soft magnetic layers form ferromagnetic coupling. Among the (at least) three soft magnetic layers, at least one pair of soft magnetic layers form antiferromagnetic coupling. | 10-15-2009 |
Patent application number | Description | Published |
20130314815 | UNDERLAYERS FOR HEAT ASSISTED MAGNETIC RECORDING (HAMR) MEDIA - Various embodiments provide for a heat assisted magnetic recording (HAMR) media comprising: a magnetic recording layer; a barrier layer disposed under the magnetic recording layer; a first underlayer disposed under the barrier layer; and an amorphous seedlayer disposed under the first underlayer. For some embodiments, the recording medium may comprise: a magnetic recording layer including FePt alloy, a CoPt alloy, or a FePd alloy; a barrier layer including MgO, TiC, TiN, CrN, TiCN, β-WC, TaC, HfC, ZrC, VC, NbC, or NiO; a first underlayer including RuAl-oxide, NiAl, FeAl, AlMn, CuBe, or AlRe; or an amorphous seedlayer including a Cr—X alloy, where X comprises Al, B, C, Cu, Hf, Ho, Mn, Mo, Ni, Ta, Ti, V, W, or Ru. | 11-28-2013 |
20140335376 | ELECTRICALLY CONDUCTIVE UNDERLAYER TO GROW FEPT GRANULAR MEDIA WITH (001) TEXTURE ON GLASS SUBSTRATES - A perpendicular magnetic recording medium, comprising: a substrate; a buffer layer deposited in a first orientation on top of the substrate; an underlayer deposited in a second orientation on top of the buffer layer, the underlayer comprising an electrically conductive oxide; and a magnetic recording layer deposited on top of the underlayer and having an axis of magnetic anisotropy substantially perpendicular to the surface thereof. | 11-13-2014 |
Patent application number | Description | Published |
20090115561 | PLANAR CORE STRUCTURE - Generally, a low-profile planar core structure for use in magnetic components and related processes are presented herein. More specifically, the planar core structure provides a relatively large winding area that reduces heat dissipation, reduces leakage inductance, and allows for a low-profile design. The planar core structure has a center core that is elongated along a horizontal axis. Furthermore, conductors may enter and exit the planar core structure without increasing its height. | 05-07-2009 |
20100321958 | Power Converter Employing a Variable Switching Frequency and a Magnetic Device with a Non-Uniform Gap - A power converter including a power switch, a controller for controlling a switching frequency thereof, and a magnetic device with a non-uniform gap. In one embodiment, the power converter includes a power switch and a magnetic device coupled to the power switch and having a non-uniform gap. The power converter also includes a controller having a detector configured to sense a condition representing an output power of the power converter. A control circuit of the controller is configured to control a switching frequency of the power switch as a function of the condition and control a duty cycle of the power switch to regulate an output characteristic of the power converter. | 12-23-2010 |
20100321964 | Power Adapter Employing a Power Reducer - A power adapter including a power reducer for no-load or light load applications and method of operating the same. In one embodiment, the power adapter includes a capacitor coupled to an input of the power adapter, and a bleeder switch coupled in parallel with the capacitor. The power adapter also includes a detection circuit configured to sense an ac mains voltage at the input of the power adapter and turn on the bleeder switch upon detection of a loss of the ac mains voltage. In addition to or in lieu of, the power adapter may include a power converter, and a disconnect switch configured to disconnect the ac mains voltage from the power converter in response to a signal from a load. | 12-23-2010 |
20110149607 | Controller for a Power Converter - A power converter employing a controller configured to increase a dead time between conduction periods of first and second power switches therein and method of operating the same. In one embodiment, the power converter includes first and second power switches coupled to an input thereof, and a sensor configured to provide a sensed signal representative of at least one of a current level and a power level of the power converter. The power converter also includes a controller configured to increase a dead time between conduction periods of the first and second power switches when the sensed signal indicates a decrease of at least one of the current level and the power level of the power converter. | 06-23-2011 |
20110232080 | MAGNETIC COMPONENT ASSEMBLY - Generally, methods and processes for assembling magnetic components are presented herein. More specifically, conductors are wound around a substantially hollow bobbin. Portions of the conductors may be temporarily positioned outside the bobbin through slots in the flanges of the bobbin during the assembly process. Insulating layers may be wrapped around the conductors. The center legs of a pair of magnetic core halves may be inserted into the bobbin. The base of the magnetic core halves may have a passage to allow a conductor to pass therethrough at a height less than the height of the base. | 09-29-2011 |
20110305047 | Control System for a Power Converter and Method of Operating the Same - A power converter employing a control system configured to make multiple functional use of a circuit node therein and method of operating the same. In one embodiment, the power converter includes a power train including at least one power switch. The power converter also includes a control system including an opto-isolator circuit, including a resistor, configured to receive an output signal from the power converter and provide a feedback signal to a feedback node for the control system to provide a switch control signal for the at least one power switch. The control system also includes a current source configured to produce multiple voltage levels at the feedback node in accordance with the resistor, thereby enabling multiple functional uses of the feedback node. | 12-15-2011 |
20120262953 | MULTI-PHASE RESONANT CONVERTER - A resonant power converter draws current from a source that provides a supply current. Multiple quasi-resonant converters are interleaved and each quasi-resonant converter receives the supply current and forms a phase-shifted current according to drive signals supplied by a controller. Each phase-shifted current includes a dead-time delay and is phase-shifted relative to the other phase-shifted currents. The dead-time delay is determined as a time value within a calculated dead-time delay range having a dead-time delay minimum and a dead-time delay maximum. The outputs of each quasi-resonant converter are added together thereby reducing the AC components of current. Two, three, or four quasi-resonant power converters can be interleaved, each forming phase-shifted currents that are phase-shifted relative to the other phase-shifted currents. | 10-18-2012 |
20120294048 | Start-Up Circuit for a Power Adapter - A start-up circuit for a power adapter and method of operating the same. In one embodiment, the power adapter includes a start-up circuit configured to provide an initial bias voltage for the power adapter. The power adapter also includes a crowbar circuit configured to turn on the start-up circuit upon loss of an ac mains voltage supplied to the power adapter. | 11-22-2012 |
20140009970 | Controller for a Power Converter and Method of Operating the Same - A burst mode controller for a power converter and method of operating the same. In one embodiment, the burst mode controller includes a burst mode initiate circuit configured to initiate a burst mode of operation when a signal representing an output voltage of the power converter crosses a first burst threshold level. The burst mode controller also includes a voltage elevate circuit configured to provide a voltage elevate signal to raise the output voltage if a time window expires before the signal representing the output voltage of the power converter crosses a second burst threshold level. | 01-09-2014 |
20140091718 | Power Converter with an Inductor-Inductor-Capacitor Stage and Method of Operating the Same - A power converter including an inductor-inductor-capacitor stage and method of operating the same. In one embodiment, the power converter includes an inductor-inductor-capacitor (LLC) stage coupled to an input of said power converter. The power converter also includes a controller configured to control a switching frequency of the LLC stage as a function of an input voltage of the power converter. | 04-03-2014 |
20140091720 | Controller for Use with a Power Converter and Method of Operating the Same - A controller for use with a power converter and method of operating the same. In one embodiment, the controller includes a light emitting diode string controller configured to receive a dimmer signal and control a level of current in a light emitting diode string in response to the dimmer signal. The controller also includes a power converter controller configured to receive the dimmer signal and control an output current of the power converter that is a multiple of the level of current in the light emitting diode string. | 04-03-2014 |
20140254215 | CONTROLLER FOR A POWER CONVERTER AND METHOD OF OPERATING THE SAME - A control system for a power converter with reduced power dissipation and method of operating the same. In one embodiment, the control system includes a first controller coupled to a primary winding of a transformer and configured to control a duty cycle of a power switch to regulate an output characteristic of the power converter. The control system also includes a second controller configured to provide a signal to one of a secondary winding of the transformer and a circuit element spanning an isolation boundary of the transformer in response to a dynamic change of the output characteristic to trigger the first controller to initiate the duty cycle for the power switch. | 09-11-2014 |
20140301111 | CONTROL SYSTEM FOR A POWER CONVERTER AND METHOD OF OPERATING THE SAME - A power converter employing a control system configured to make multiple functional use of a circuit node therein and method of operating the same. In one embodiment, the power converter includes a power train including at least one power switch. The power converter also includes a control system including an opto-isolator circuit, including a resistor, configured to receive an output signal from the power converter and provide a feedback signal to a feedback node for the control system to provide a switch control signal for the at least one power switch. The control system also includes a current source configured to produce multiple voltage levels at the feedback node in accordance with the resistor, thereby enabling multiple functional uses of the feedback node. | 10-09-2014 |
20150098254 | CONTROLLER FOR USE WITH A POWER CONVERTER AND METHOD OF OPERATING THE SAME - A controller for use with a power converter and method of operating the same. In one embodiment, the controller includes a gate drive terminal configured to provide a gate drive signal to enable conductivity of a power switch during a first portion of a switching interval and to disable conductivity of the power switch during a second portion of the switching interval. The controller also includes a current sense terminal configured to receive a power switch signal indicative of a current in the power switch during the first portion of the switching interval, and receive a control signal to operate the power converter or provide a status signal indicative of an operating condition of the power converter during the second portion of the switching interval. | 04-09-2015 |
20150198634 | CONTROLLER FOR USE WITH A POWER CONVERTER AND METHOD OF OPERATING THE SAME - A controller for use with a power converter and method of operating the same. In one embodiment, the controller includes a transformer voltage sensing circuit configured to produce a preliminary bus voltage sample. The controller also includes a frequency correction circuit coupled to the transformer voltage sensing circuit and configured to correct the preliminary bus voltage sample to produce an estimate of an internal bus voltage of the power converter. | 07-16-2015 |
Patent application number | Description | Published |
20100182918 | METHOD AND INSTALLATION FOR CLASSIFICATION OF TRAFFIC IN IP NETWORKS - Method for classification of traffic on telecommunications networks, said method including a stage for the capture of traffic and a stage for detailed packet analysis, said method also including a stage for the statistical classification of traffic using a statistically-generated decision tree. | 07-22-2010 |
20100287615 | INTRUSION DETECTION METHOD AND SYSTEM - Intrusion detection method for detecting unauthorized use or abnormal activities of a targeted system of a network, comprising the steps: creating defined preconditions for each vulnerability related to the targeted system and/or for each attack that exploit one or several vulnerabilities; creating assurance references corresponding to said defined preconditions and considering the targeted perimeter capturing data related to the targeted system; comparing captured data with attack signatures for generating at least one security alert when captured data and at least one attack signature match; capturing assurance data from monitoring of the targeted perimeter comparing assurance data, issued from assurance monitoring of the targeted perimeter, with assurance references for generating assurance information when said data issued from assurance monitoring and at least one assurance reference match retrieving the preconditions of the generated security alert checking if assurance information corresponding to said preconditions has been retrieved generating a verified security alarm when generated security alert and its retrieved precondition match with at least one corresponding assurance information filtering said security alert when no match has been found between its retrieved preconditions and at least one corresponding assurance information; emitting a non verified security alert when no preconditions have been retrieved for this alert and/or no assurance reference corresponding to said preconditions has been defined. | 11-11-2010 |
20120102330 | METHOD FOR PROTECTING A TELECOMMUNICATION NETWORK AND SECURE ROUTER IMPLEMENTING SUCH A METHOD - This invention pertains to a method for protecting a telecommunication network comprising at least one secure router ( | 04-26-2012 |
20120272316 | METHOD FOR DETECTING THE HIJACKING OF COMPUTER RESOURCES - The present invention provides a method for detecting the hijacking of computer resources, located on an internal network implementing security and confidentiality criteria specific to this internal network, connected to an external network with no such security and confidentiality criteria, through a connection managed by a service provider, comprising:
| 10-25-2012 |
20120297478 | METHOD AND SYSTEM FOR PREVENTING DNS CACHE POISONING - A method for preventing the poisoning of at least one DNS cache ( | 11-22-2012 |
20130305311 | APPARATUS AND METHOD FOR PROVIDING A FLUID SECURITY LAYER - A security management capability enables migration of individual security rules between storage/application locations. The migration of a security rule may include selection of a location at which the security rule is to be applied and migration of the security rule to the selected location at which the security rule is to be applied. The selection of the location at which the security rule is to be applied may be performed based on security rule policies and/or security rule location selection information. The security rule is migrated from a current location (e.g., a location at which the security rule is currently applied, a management system, or the like) to the selected location at which the security rule is to be applied. In this manner, a fluid security layer may be provided. The fluid security layer may be optimized for one or more of security level, performance, cost, or the like. | 11-14-2013 |
20140089669 | CONFIDENTIAL PROVISIONING OF SECRET KEYS OVER THE AIR - A method and apparatus for personalizing a smart card coupled with a communication device of a user who is a subscriber of a first telecommunication network and wishes to become a subscriber of a second telecommunication network is disclosed. A first authentication key is stored in both the smart card and in an first application server included in the first telecommunication network. A secure session is established with a second application server included in the second telecommunication network via the first telecommunication network by negotiating with the first application server and the second application server in order that the smart card and the second application server agree on an second authentication key. Shared values and shared functions according to a secure multiparty computation protocol are used to compute a second authentication key which replaces the first authentication key in the smart card. | 03-27-2014 |
20140108802 | CONTENT PUBLICATION CONTROL SYSTEM - To control the publication of digital content on a web site managed by a publication server (SP) from a communication terminal (TC | 04-17-2014 |
20140109204 | AUTHENTICATION SYSTEM VIA TWO COMMUNICATION DEVICES - To authenticate a user possessing a first communication terminal (TC | 04-17-2014 |
20150141057 | CONDITIONAL INTERACTION CONTROL FOR A VIRTUAL OBJECT - A method and system for providing conditional interaction for a virtual object ( | 05-21-2015 |
20150312527 | VIDEO SURVEILLANCE SYSTEM USING MOBILE TERMINALS - A video surveillance system able to monitor a set of surveillance zones by a set of cameras is disclosed. The video surveillance system includes an application server in a telecommunication network able to communicate with the video surveillance system to retrieve localization data associated with each mobile terminal that has contacted an emergency call center and whose user is witness of an incident, receive a message sent from the mobile terminal, the message containing current localization data and a direction towards the incident, if more than one call about an incident is received, compute coordinates of the incident, taking into account said current localization data and said directions provided by the at least two mobile terminals, then finally, send an incident message containing the coordinates of the incident to the video surveillance system that is able to select at least one camera using the coordinates of the incident. | 10-29-2015 |
Patent application number | Description | Published |
20140035389 | RESONANCE-TYPE NON-CONTACT POWER SUPPLY SYSTEM - A resonance-type non-contact power supply system includes a transmitting side metal shield to cover an area around a primary coil and a primary resonance coil. One end of a coaxial cable outer conductor of a transmitting side coaxial cable is connected to a shield bottom of the transmitting side metal shield, and the other end of the coaxial cable outer conductor is connected to a power supply housing of a high frequency power supply. | 02-06-2014 |
20140042822 | RESONANCE-TYPE NON-CONTACT POWER SUPPLY SYSTEM - A resonance-type non-contact power supply system includes a power-transmission-side metal shield to cover an area around a primary coil and a primary resonance coil. A coaxial cable outer conductor of a power-transmission-side coaxial cable and the power-transmission-side metal shield are threadedly engaged using a coaxial male connector and a coaxial female connector. | 02-13-2014 |
20140042823 | RESONANCE-TYPE NON-CONTACT POWER SUPPLY SYSTEM, POWER-RECEIVING-SIDE DEVICE AND POWER-TRANSMISSION-SIDE DEVICE - A resonance-type non-contact power supply system includes a power-transmission-side metal shield to cover an area around a primary coil and a primary resonance coil, and a power-receiving-side metal shield to cover an area around a secondary coil and a secondary resonance coil, and when charging is performed, the power-transmission-side metal shield and the power-receiving-side metal shield are connected with a case connector to be at the same potential. | 02-13-2014 |
20150348692 | ELECTROMAGNETIC INDUCTION COIL - A primary electromagnetic induction coil, which supplies power to a primary resonance coil in a pair of a primary and a secondary resonance coils that conduct non-contact power supply by magnetic field resonance, includes a coil main body and a wedge that mounts an end portion of the coil main body to separate the end portion from other portions. Impedance matching can be achieved by adjusting a position of the wedge and a number of turns of the coil main body. | 12-03-2015 |
Patent application number | Description | Published |
20100232060 | DISK STACK ASSEMBLY WITH SPINDLE MOTOR HUB HAVING IMPROVED DISK-SUPPORTING FLANGE - An improved disk stack assembly for a hard disk drive (HDD) includes a generally cylindrical hub with flange having a downward sloping conical flange surface. The conical flange surface is defined between a radially inner circular ridge and a radially outer circular edge. The bottom disk in the stack is in contact with the flange inner circular ridge. The disk stack assembly also includes a disk clamp with a contact surface having a contact rim that is in contact with either the radially inner portion of the top disk in the stack or a spacer ring. The clamp contact rim is located at approximately the same radial distance from the hub's central cylindrical axis as the flange circular ridge so that the clamping force is applied to the disks close to the area where the disk stack is supported on the conical flange surface. | 09-16-2010 |
20110043946 | AIRFLOW DIVERTER IN A HARD DISK DRIVE SYSTEM - An airflow diverter in a hard disk drive system. A top portion configured to couple with a top housing of the disk drive system. A thickness configured to create a top clearance between the diverter and a top actuator arm of the disk drive system wherein the top clearance approximates a bottom clearance between a bottom housing of the disk drive system and a bottom actuator arm of the disk drive system. At least one surface configured to divert the airflow in the disk drive system during the operation of the disk drive system. | 02-24-2011 |
20120069469 | CLAMPING DEVICE FOR A ROTATABLE COMPONENT OF A MACHINE INCLUDING A BALANCE HOLE CONFIGURED TO CONFINE A COUNTERWEIGHT - A clamping device for coupling a rotatable component of a machine with a shaft, including a balance hole configured to confine a counterweight. The clamping device includes a circular plate. The circular plate includes at least one fastener hole configured to accept a fastener, and at least one balance hole. The fastener is configured to fasten the clamping device to couple the component with the shaft. The balance hole includes a cavity configured to accept a counterweight. The counterweight is configured to balance the rotational motion of at least the circular plate when the shaft is rotated. Moreover, the cavity is configured to confine the counterweight to an end of the cavity by effects of rotation of the shaft on the counterweight when the shaft is rotated. | 03-22-2012 |
20120162895 | ELECTRONIC DEVICE ENCLOSURE CONFIGURED TO SHIELD AGAINST ELECTROMAGNETIC INTERFERENCE - An electronic device enclosure configured to shield against electromagnetic interference (EMI). The electronic device enclosure includes an electronic device-enclosure base and at least one laterally disposed blunt boss. The electronic device-enclosure base includes a bottom, and sides and attached to the bottom in a boxlike configuration. The laterally disposed blunt boss is configured so as to be disposed between, and to couple electrically, a side of the electronic device-enclosure base and a vertical flange of an electronic device-enclosure cover. The electronic device-enclosure base and the electronic device-enclosure cover are configurable with respect to said laterally disposed blunt boss to shield an interior space enclosed by the electronic device-enclosure base and the electronic device-enclosure cover against EMI at a resonant frequency of a slot of the electronic device enclosure. A hard-disk drive including a disk enclosure configured to shield against EMI and a method for assembling the hard-disk drive are also provided. | 06-28-2012 |
Patent application number | Description | Published |
20080319933 | Architecture, system and method for artificial neural network implementation - An architecture, systems and methods for a scalable artificial neural network, wherein the architecture includes: an input layer; at least one hidden layer; an output layer; and a parallelization subsystem configured to provide a variable degree of parallelization to the input layer, at least one hidden layer, and output layer. In a particular case, the architecture includes a back-propagation subsystem that is configured to adjust weights in the scalable artificial neural network in accordance with the variable degree of parallelization. Systems and methods are also provided for selecting an appropriate degree of parallelization based on factors such as hardware resources and performance requirements. | 12-25-2008 |
20120166374 | ARCHITECTURE, SYSTEM AND METHOD FOR ARTIFICIAL NEURAL NETWORK IMPLEMENTATION - Systems and methods for a scalable artificial neural network, wherein the architecture includes: an input layer; at least one hidden layer; an output layer; and a parallelization subsystem configured to provide a variable degree of parallelization to the artificial neural network by providing scalability to neurons and layers. In a particular case, the systems and methods may include a back-propagation subsystem that is configured to scalably adjust weights in the artificial neural network in accordance with the variable degree of parallelization. Systems and methods are also provided for selecting an appropriate degree of parallelization based on factors such as hardware resources and performance requirements. | 06-28-2012 |
20140289445 | HARDWARE ACCELERATOR SYSTEM AND METHOD - There is provided a hardware accelerator system and method. The system and method relate to a low power scalable stream compute accelerator for general matrix multiply (GEMM). There is provided a systolic compute accelerator architecture for matrix operations. Further, the system may include an application specific engine. | 09-25-2014 |
Patent application number | Description | Published |
20120137352 | METHOD AND SYSTEM FOR ABSTRACTED AND RANDOMIZED ONE-TIME USE PASSWORDS FOR TRANSACTIONAL AUTHENTICATION - A security system and method for authenticating a user's access to a system is disclosed. The security system receives an authentication request from the user and responds by generating a security matrix based on a previously stored user keyword and user preference data, the security matrix being different for each authentication request. The security system sends the security matrix to the user and awaits a one-time code in response to the security matrix. The user forms the one-time code based on the user keyword, the user preferences, and the security matrix. The security system validates the one-time code against the security matrix, the keyword, and the user preferences, and responds by sending an authentication result to the user that either permits or denies access to the system. Additionally, the security system sends a success or fail message to the system to be accessed. | 05-31-2012 |
20120137353 | METHOD AND SYSTEM FOR ABSTRACTED AND RANDOMIZED ONE-TIME USE PASSWORDS FOR TRANSACTIONAL AUTHENTICATION - A security system and method for authenticating a user's access to a system is disclosed. The security system receives an authentication request from the user and responds by generating a security matrix based on a previously stored user keyword and user preference data, the security matrix being different for each authentication request. The security system sends the security matrix to the user and awaits a one-time code in response to the security matrix. The user forms the one-time code based on the user keyword, the user preferences, and the security matrix. The security system validates the one-time code against the security matrix, the keyword, and the user preferences, and responds by sending an authentication result to the user that either permits or denies access to the system. Additionally, the security system sends a success or fail message to the system to be accessed. | 05-31-2012 |
20150040204 | METHOD AND SYSTEM FOR ABSTRACTED AND RANDOMIZED ONE-TIME USE PASSWORDS FOR TRANSACTIONAL AUTHENTICATION - A security system and method for authenticating a user's access to a target system is disclosed. The security system receives an authentication request from the user and generates a security matrix which comprises a mapping between each symbol within a symbol set and a code value randomly selected from a distinct code set. The number of elements in the symbol set and in the code set are selected to provide a predetermined level of security against capture of a user-defined keyword by an unauthorised observer. The security system sends the security matrix to the user and awaits a one-time code in response. The user forms the one-time code based on the user keyword and the security matrix. The security system validates the one-time code against the security matrix and the keyword to determine an authentication result, permitting or denying the user access to the target system. | 02-05-2015 |
Patent application number | Description | Published |
20130341207 | ANALYTICAL TEST STRIP WITH CAPILLARY SAMPLE-RECEIVING CHAMBERS SEPARATED BY STOP JUNCTIONS - An analytical test strip for the determination of an analyte (such as glucose) in a bodily fluid sample (e.g., a whole blood sample) includes a first and second capillary sample-receiving chambers and first and second stop junctions that are disposed between the first and second capillary sample-receiving chambers. The first stop junction defines a discontinuity boundary of the first capillary sample-receiving chamber and the second stop junction defines a discontinuity boundary of the second capillary sample-receiving chamber. In addition, the first stop junction and the second stop junction are disposed such that bodily fluid sample flow between the first capillary sample-receiving chamber and the second capillary sample-receiving chamber during use of the analytical test strip is prevented. | 12-26-2013 |
20130341208 | ELECTROCHEMICAL-BASED ANALYTICAL TEST STRIP WITH INTERSECTING SAMPLE-RECEIVING CHAMBERS - An electrochemical-based analytical test strip for the determination of an analyte (such as glucose) in a bodily fluid sample (for example, a whole blood sample) and/or a characteristic of the bodily fluid sample (for example, hematocrit) includes a first sample-receiving chamber with first and second sample-application openings, and first and second electrodes. The first and second electrodes are disposed in the first sample-receiving chamber between the first and second sample-application openings. The electrochemical-based analytical test strip also includes a second sample-receiving chamber and a plurality of electrodes disposed in the second sample-receiving chamber. In addition, the second sample-receiving chamber intersects the first sample-receiving chamber between the first and second electrodes, thereby defining a chamber intersection. | 12-26-2013 |
20130341209 | ANALYTICAL TEST STRIP WITH CAPILLARY SAMPLE-RECEIVING CHAMBERS SEPARATED BY A PHYSICAL BARRIER ISLAND - An analytical test strip for the determination of an analyte (such as glucose and/or hematocrit) in a bodily fluid sample (such as a whole blood sample) includes a first capillary sample-receiving chamber, a second capillary sample-receiving chamber, and a physical barrier island disposed between the first and second capillary sample-receiving chambers. Moreover, the physical island barrier is disposed such that bodily fluid sample flow between the first capillary sample-receiving chamber and the second capillary sample-receiving chamber is prevented during use of the analytical test strip. | 12-26-2013 |
20140231273 | HEMATOCRIT CORRECTED GLUCOSE MEASUREMENTS USING PHASE ANGLES AND IMPEDANCE FOR ELECTROCHEMICAL TEST STRIP - Two techniques of determining hematocrit using impedance and phase angle to determine hematocrit are shown and described for correcting an analyte concentration. | 08-21-2014 |
20140299483 | ANALYTE METER AND METHOD OF OPERATION - An analyte meter having a test strip port is configured to transmit an electric signal through a received test strip with a sample. A pair of electrodes apply the electric signal and receive an electrical response from the test strip. A processing unit analyzes the electrical response and uses the response to determine an analyte level of the sample. | 10-09-2014 |
20160091450 | ACCURATE ANALYTE MEASUREMENTS FOR ELECTROCHEMICAL TEST STRIP TO DETERMINE ANALYTE MEASUREMENT TIME BASED ON MEASURED TEMPERATURE, PHYSICAL CHARACTERISTIC AND ESTIMATED ANALYTE VALUE AND THEIR TEMPERATURE COMPENSATED VALUES - Various embodiments for a method that allow for a more accurate analyte concentration with a biosensor by determining at least one physical characteristic signal representative of the sample containing the analyte and selecting an analyte measurement sampling time based on measured temperature, physical characteristic and estimated analyte values along with temperature compensations provided for specific parameters used in the test assay. | 03-31-2016 |
20160091451 | ACCURATE ANALYTE MEASUREMENTS FOR ELECTROCHEMICAL TEST STRIP TO DETERMINE ANALYTE MEASUREMENT TIME BASED ON MEASURED TEMPERATURE, PHYSICAL CHARACTERISTIC AND ESTIMATED ANALYTE VALUE - Various embodiments for a method that allow for a more accurate analyte concentration with a biosensor by determining at least one physical characteristic signal representative of the sample containing the analyte and selecting an analyte measurement sampling time based on measured temperature, physical characteristic and estimated analyte values. | 03-31-2016 |
Patent application number | Description | Published |
20090237262 | ANALYTE TESTING METHOD AND SYSTEM - Various systems and methods of operating an analyte measurement device is provided. The device has a display, user interface, processor, memory and user interface buttons. In one example, one of the methods can be achieved by measuring an analyte with the analyte measurement device; displaying a value representative of the analyte; prompting a user to activate a test reminder; and activating the test reminder to remind a user to conduct a test measurement at a different time. Other methods and systems are also described and illustrated. | 09-24-2009 |
20130084591 | ANALYTICAL TEST STRIP WITH ISOLATED BODILY FLUID PHASE-SHIFT AND ANALYTE DETERMINATION SAMPLE CHAMBERS - An analytical test strip (“ATS”) for use with a hand-held test meter in the determination of an analyte in a bodily fluid sample includes an electrically insulting substrate, a first patterned conductor layer disposed on the electrically insulating substrate and having a working electrode and a reference electrode. The ATS also includes an enzymatic reagent layer disposed on the working electrode, a first patterned spacer layer disposed over the first patterned conductor layer and defining both a first sample-receiving channel and an analyte determination sample chamber within the ATS, and a second patterned spacer layer disposed over the first patterned spacer layer and defining at least a second sample-receiving channel. The ATS further includes a bodily fluid phase-shift sample chamber in fluidic communication with the second sample-receiving channel. The first sample-receiving channel and analyte determination sample chamber are isolated from the second sample-receiving channel and bodily fluid phase-shift sample chamber. | 04-04-2013 |
20140216948 | HEMATOCRIT CORRECTED GLUCOSE MEASUREMENTS FOR ELECTROCHEMICAL TEST STRIP USING TIME DIFFERENTIAL OF THE SIGNALS - Various embodiments that allow for determination of hematocrit by a time differential between the input and output signals such that a glucose measurement for a blood sample can be corrected by the measured hematocrit of the blood sample. | 08-07-2014 |
20140251833 | METHODS AND SYSTEMS TO DETERMINE FILL DIRECTION AND FILL ERROR IN ANALYTE MEASUREMENTS - Various embodiments for methods and systems that allow for detecting of a direction in which a sample is flowing towards a plurality of electrodes and detecting a fill error of an electrochemical test strip. | 09-11-2014 |
20140275903 | SYSTEM AND METHOD FOR QUICK-ACCESS PHYSIOLOGICAL MEASUREMENT HISTORY - Described are methods and systems to allow the use of a very simple physiological meter without a user input interface (i.e., buttonless) while maintaining the ability to store time linked measurement records for retrospective or prospective analysis of the measured physiological measurements with a bistable display to allow for a display of plural prior physiological measurements without necessitating the activation (e.g., turning on or manipulation of the user input interfaces) of the physiological meter. | 09-18-2014 |
20150082227 | ANALYTE TESTING METHOD AND SYSTEM - Various systems and methods of operating an analyte measurement device is provided. The device has a display, user interface, processor, memory and user interface buttons. In one example, one of the methods can be achieved by measuring an analyte with the analyte measurement device; displaying a value representative of the analyte; prompting a user to activate a test reminder; and activating the test reminder to remind a user to conduct a test measurement at a different time. Other methods and systems are also described and illustrated. | 03-19-2015 |
20150362454 | ANALYTICAL TEST STRIP WITH CAPILLARY SAMPLE-RECEIVING CHAMBERS SEPARATED BY A PHYSICAL BARRIER ISLAND - An analytical test strip for the determination of an analyte (such as glucose and/or hematocrit) in a bodily fluid sample (such as a whole blood sample) includes a first capillary sample-receiving chamber, a second capillary sample-receiving chamber, and a physical barrier island disposed between the first and second capillary sample-receiving chambers. Moreover, the physical island barrier is disposed such that bodily fluid sample flow between the first capillary sample-receiving chamber and the second capillary sample-receiving chamber is prevented during use of the analytical test strip. | 12-17-2015 |
20150369769 | END-FILL ELECTROCHEMICAL-BASED ANALYTICAL TEST STRIP WITH PERPENDICULAR INTERSECTING SAMPLE-RECEIVING CHAMBERS - An electrochemical-based analytical test strip for the determination of an analyte (such as glucose) in a bodily fluid sample (for example, a whole blood sample) and/or a characteristic of the bodily fluid sample (e.g., hematocrit) includes a sample-entry chamber with a sample-application opening disposed on an end edge of the electrochemical-based analytical test strip, and first and second sample-determination chambers, each in direct fluidic communication with the sample-entry chamber. The electrochemical-based analytical test strip also includes first and second electrodes (such as first and second hematocrit electrodes) disposed in the first sample-determination chamber, and a third and fourth electrodes (for example working and reference electrodes) disposed in the second sample-determination chamber. Moreover, the first and second sample-determination chambers intersect the sample-entry chamber perpendicular (or nearly perpendicular) to one another and the first sample-determination chamber also intersects the sample-entry chamber in an aligned manner. | 12-24-2015 |
20150369813 | ANALYTICAL TEST STRIP WITH TIERED CAPILLARY CHAMBER - An analytical test strip for the determination of an analyte (such as glucose) in, or a characteristic of, a bodily fluid sample includes an electrically-insulating base layer, a first patterned spacer layer disposed on the electrically-insulating base layer, a second patterned spacer layer disposed on the first patterned spacer layer; and a top hydrophilic layer disposed on the second patterned spacer layer. In addition, the electrically-insulating base layer, the first and second patterned spacer layers and the top hydrophilic layer define a tiered capillary chamber(s) that has a first tiered capillary chamber portion defined in the first patterned spacer layer and a second tiered capillary chamber portion defined in the second patterned spacer layer. Moreover, the first tiered capillary chamber portion and the second tiered capillary chamber portion are in direct fluidic communication with one another. | 12-24-2015 |
Patent application number | Description | Published |
20090315571 | Method and device for measuring the conductivity of a pure or ultrapure liquid - The invention relates to a method of measuring the conductivity of a pure or ultrapure liquid, notably water, using electrodes, characterized in that it consists in determining the conductivity by modeling the liquid in the form of an equivalent electrical circuit diagram comprising a resistor R, a capacitor Cp in parallel with the resistor R, and a series capacitor Cs. | 12-24-2009 |
20090319194 | Device for measuring the purity of ultrapure water - This is a device for analyzing the quantity of organic compounds existing in a liquid, such as ultrapure water, at the outlet from a purification device including in series filter means ( | 12-24-2009 |
20100072079 | Electrochemical method for detecting boron in water - The invention relates to a method for detecting the presence of boron in water comprising the production of a conductive buffer solution comprising water and at least one boron complexing agent, the introduction into an electrochemical cell of said solution in the presence of at least one work electrode ( | 03-25-2010 |
20110068812 | Method And Device For Measuring The Purity Of Ultrapure Water - This is a method for analyzing the purity of water at the outlet from a purification device. It comprises the following steps: a) sending the liquid at the outlet from the filter means ( | 03-24-2011 |
20130269425 | Device For Measuring The Purity Of Ultrapure Water - This is a device for analyzing the quantity of organic compounds existing in a liquid, such as ultrapure water, at the outlet from a purification device including in series filter means ( | 10-17-2013 |