11th week of 2010 patent applcation highlights part 30 |
Patent application number | Title | Published |
20100067306 | NONVOLATILE MEMORY DEVICE, OPERATING METHOD THEREOF, AND MEMORY SYSTEM INCLUDING THE SAME - A nonvolatile memory device includes a memory cell array; a voltage generator configured to provide stepwise increasing step pulses for varying logic states of memory cells in the memory cell array; and control logic configured to adjust an initial voltage of the stepwise increasing step pulses according to the number of the stepwise increasing step pulses. | 2010-03-18 |
20100067307 | METHOD FOR PROGRAMMING AND ERASING AN NROM CELL - A nitride read only memory (NROM) cell can be programmed by applying a ramp voltage to the gate input, a constant voltage to one of the two source/drain regions, and a ground potential to the remaining source/drain region. In order to erase the NROM cell, a constant voltage is coupled to the gate input. A constant positive current is input to one of the source/drain regions. The remaining source/drain region is either allowed to float, is coupled to a ground potential, or is coupled to the first source/drain region. | 2010-03-18 |
20100067308 | Sub Volt Flash Memory System - Various circuits include MOS transistors that have a bulk voltage terminal for receiving a bulk voltage that is different from a supply voltage and ground. The bulk voltage may be selectively set so that some MOS transistors have a bulk voltage set to the supply voltage or ground and other MOS transistors have a bulk voltage that is different. The bulk voltage may be set to forward or reverse bias pn junctions in the MOS transistor. The various circuits include comparators, operational amplifiers, sensing circuits, decoding circuits and the other circuits. The circuits may be included in a memory system. | 2010-03-18 |
20100067309 | EFFICIENT ERASE ALGORITHM FOR SONOS-TYPE NAND FLASH - A method for operating a dielectric charge trapping memory cell as described herein includes applying an initial voltage from the gate to the substrate of the memory cell for a predetermined period of time to reduce the threshold voltage of the memory cell. The method includes applying a sequence of voltages from the gate to the substrate of the memory cell to further reduce the threshold voltage of the memory cell, wherein a subsequent voltage in the sequence of voltages has a lower magnitude from the gate to the substrate than that of a preceding voltage in the sequence of voltages. | 2010-03-18 |
20100067310 | MOS TRANSISTOR WITH A SETTABLE THRESHOLD - A MOS transistor comprising a conductive extension of its source region, insulated from its substrate, and partially extending under its channel. | 2010-03-18 |
20100067311 | Non-Volatile Memory Device Having High Speed Serial Interface - A non-volatile memory device comprises an interface circuit for receiving a plurality of signals. The plurality of signals provides multiplexed address and data and command signals in a serial format. An input buffer stores a plurality of the plurality of signals received in serial format and reconstitutes the address, data and command signals, and has an output. A command circuit receives the output of the input buffer and stores the command signals therefrom. An address circuit receives the output of the input buffer and stores the address signals therefrom. A data buffer circuit receives the output of the input buffer and stores the data signals therefrom. An array of non-volatile memory cells stores data from and provides data to the data buffer in response to address signals from the address decoder. A state machine is connected to the command circuit and controls the array of non-volatile memory cells. An output buffer receives data from the data buffer circuit and provides data to the interface circuit. | 2010-03-18 |
20100067312 | SEMICONDUCTOR MEMORY DEVICE AND SYSTEM INCLUDING THE SAME - A semiconductor memory device includes a memory core and a fail detection circuit. The memory core includes a memory cell array having a plurality of memory cells. The fail detection circuit compares read data with test data to generate a comparison signal representing whether each of the memory cells is failed or not, and accumulates and stores fail information of the memory cells corresponding to a plurality of addresses to output accumulated fail information. The read data are read out from the memory cells in which the test data are written. | 2010-03-18 |
20100067313 | MEMORY DEVICE - A memory device that can include a power-supply voltage detector that detects power-supply voltage values and that outputs a detection result indicating which power-supply voltage value is detected; a data-rate setter that sets data rates corresponding to the detection result of the power-supply voltage detector, in synchronization with a rising edge or falling edge of a clock signal; and a memory cell array that performs reading/writing at the data rates set by the data-rate setter. | 2010-03-18 |
20100067314 | Memory Systems And Methods For Dynamically Phase Adjusting A Write Strobe And Data To Account For Receive-Clock Drift - A memory system includes a memory controller that writes data to and reads data from a memory device. A write data strobe accompanying the write data indicates to the memory device when the write data is valid, whereas a read strobe accompanying data from the memory device indicates to the memory controller when the read data is valid. The memory controller adaptively controls the phase of the write strobe to compensate for timing drift at the memory device. The memory controller uses the read strobe as a measure of the drift. | 2010-03-18 |
20100067315 | SEMICONDUCTOR INTEGRATED CIRCUIT AND METHOD THEREOF - A semiconductor IC device includes a common column signal generating block providing precolumn strobe signals by using external command signals and a first group of bank addresses among a plurality of bank addresses, and a column strobe signal generating block providing a plurality of column strobe signals to selectively activate a plurality of banks by using the precolumn strobe signals and a second group of bank addresses among the plurality of bank addresses that are not used when the precolumn strobe signals are generated. | 2010-03-18 |
20100067316 | CHARGE MAPPING MEMORY ARRAY FORMED OF MATERIALS WITH MUTABLE ELECTRICAL CHARACTERISTICS - A memory cell array including a data line; a capacitor; and a transistor coupled between the data line and the capacitor. At least one of the capacitor and the transistor includes a material with a mutable electrical characteristic. | 2010-03-18 |
20100067317 | SEMICONDUCTOR MEMORY DEVICE AND METHOD OF CONTROLLING SENSE AMPLIFIER OF SEMICONDUCTOR MEMORY DEVICE - A semiconductor memory device includes at least one sense amplifier, a controller and a sense amplifier driver. The sense amplifier includes a PMOS sense amplifier and an NMOS sense amplifier configured to be respectively activated in response to a first supply voltage and a second supply voltage, and to sense and amplify a voltage difference between a corresponding bit line pair. The controller is configured to set an operating mode in response to an external command, to control activation timing of a PMOS drive activation signal and an NMOS drive activation signal according to the set operating mode, and to output the PMOS drive activation signal and the NMOS drive activation signal. The sense amplifier driver is configured to apply the first and second supply voltages to the PMOS and NMOS sense amplifiers, respectively, in response to the PMOS drive activation signal and the NMOS drive activation signal. | 2010-03-18 |
20100067318 | SENSE AMPLIFIER AND SEMICONDUCTOR MEMORY DEVICE HAVING SENSE AMPLIFIER - A sense amplifier comprises: a differential amplifier circuit configured to generate an amplified signal depending on a difference in voltage between bit lines; an output circuit receiving the amplified signal; and a load. The differential amplifier circuit comprises: a first output node supplying the amplified signal to the output circuit; and a second output node symmetrically placed with respect to the first output node and connected to the load. The output circuit comprises an output terminal for outputting an output signal generated based on the amplified signal. In response to a control signal, the load switches between a first capacitance value with which an offset voltage at the output terminal becomes a first voltage and a second capacitance value with which the offset voltage becomes a second voltage | 2010-03-18 |
20100067319 | Implementing Precise Resistance Measurement for 2D Array Efuse Bit Cell Using Differential Sense Amplifier, Balanced Bitlines, and Programmable Reference Resistor - A method and circuit for implementing precise eFuse resistance measurement, and a design structure on which the subject circuit resides are provided. An eFuse sense amplifier coupled to an eFuse array and used for current measurements includes balanced odd and even bitlines, and a plurality of programmable reference resistors connected to the balanced odd and even bitlines. First a baseline current measurement is made through one of the programmable reference resistors, and used to identify a network baseline resistance. A current measurement is made for an eFuse path including a selected eFuse and used to identify the resistance of the selected eFuse. | 2010-03-18 |
20100067320 | MULTI-SHAFT EXTRUDER - A multi-shaft extruder has between an exterior housing ( | 2010-03-18 |
20100067321 | ULTRASONIC TREATMENT SYSTEM AND METHOD OF USING THE SYSTEM - In an ultrasonic treatment system for ultrasonically treating a substance, an elongate ultrasonic horn is positionable within the substance and excitable to vibrate ultrasonically to energize the substance. The horn has a longitudinal axis and an outer surface for contact with the substance. An agitating member of the system is disposed on the ultrasonic horn and is rotatable about the longitudinal axis of the horn during ultrasonic vibration of the horn to agitate the substance. | 2010-03-18 |
20100067322 | SUPPLY ASSEMBLY FOR A BEVERAGE MACHINE AND MACHINE COMPRISING SUCH AN ASSEMBLY - The present invention relates to a supply assembly for use in the manufacture of a machine for preparing a beverage obtained by dissolving a soluble preparation in water. The invention also relates to a beverage machine that comprises said supply assembly. The supply assembly ( | 2010-03-18 |
20100067323 | Micromixing Chamber, Micromixer Comprising a Plurality of Such Micromixing Chambers, Methods for Manufacturing Thereof, and Methods for Mixing - A micromixing chamber, roughly in the form of an hourglass, having a first outer end with a tangential inflow opening and a second outer end with a tangential outflow opening. The mixing chamber in the overall flow direction first narrows more or less gradually and subsequently widens more or less abruptly. The micromixer may be made at least partially of glass, or at least partially of a plurality of glass plates. A micromixer having a plurality of such micromixing chambers connected fluidically in series is also disclosed. Methods for manufacturing such a micromixing chamber of such a micromixer, as well as method for mixing by means of such a micromixing chamber or by means of such a micromixer, are disclosed. | 2010-03-18 |
20100067324 | METHOD FOR CALIBRATING AN ULTRASONIC SENSOR AND ULTRASONIC DISTANCE MEASURING APPARATUS - In a method for calibrating an ultrasonic sensor, and an ultrasonic distance-measuring device a crosstalk signal is transmitted from a first ultrasonic sensor to a second ultrasonic sensor. The amplitude of the crosstalk signal is compared with a stored value, and the sensitivity of the sensor is set as a function of comparison. | 2010-03-18 |
20100067325 | System and Method for Collecting Seismic Information - A system and method for collecting seismic information is disclosed. In one embodiment, the method includes transmitting a first pressure wave from a first location towards a floor of a body of water, wherein the first location is in close proximity to the floor. The method also includes receiving a first reflected wave at a second point, wherein the first reflected wave comprises a reflection of the first pressure wave by a reflection point beneath the floor. The method also includes receiving a second reflected wave at the second point, wherein the second reflected wave comprises a reflection of a shear wave generated as a result of the first pressure wave striking the floor. | 2010-03-18 |
20100067326 | CETACEAN PROTECTION SYSTEM - An embodiment according to one or more aspects of the present disclosure for conducting a marine survey includes towing a survey spread comprising a plurality of receivers and an energy source along a selected course; emitting a signal from an energy source; receiving data from the plurality of receivers; detecting a cetacean from the received data; positioning the detected cetacean; limiting contact with the detected cetacean; and conducting a marine survey. | 2010-03-18 |
20100067327 | SONIC BOREHOLE CALIPER AND RELATED METHODS - A method and apparatus for determining an effective cross-sectional area of a borehole including one or more sources for generating tube or Stoneley waves in the borehole; receivers for measuring amplitudes of the waves; and means to relate said measured amplitudes to said effective cross-sectional area or related parameters. | 2010-03-18 |
20100067328 | INTERFEROMETRIC DIRECTIONAL BALANCING - A method for estimating seismic data from sources of noise in the earth. The method includes calculating a first set of Green's functions between a first seismic receiver and each seismic receiver of an array of seismic receivers using interferometry. The array of seismic receivers is disposed around the first seismic receiver, and the first seismic receiver is part of the array of seismic receivers. The method also includes calculating one or more correction factors to correct the first set of Green's functions and calculating a second set of Green's functions between each seismic receiver of the array and a second seismic receiver using interferometry. Here, the first seismic receiver is disposed at a predetermined distance away from the second seismic receiver. Also, the first set and the second set of Green's functions are biased due to non-identical strengths of the sources of noise. The method then applies the correction factors to the second set of Green's functions to create a set of unbiased Green's functions between each seismic receiver of the array and the second seismic receiver. | 2010-03-18 |
20100067329 | METHOD OF DETERMINING BOREHOLE CONDITIONS FROM DISTRIBUTED MEASUREMENT DATA - Methods of determining borehole conditions using distributed measurement data are disclosed herein. The disclosed methods utilize real time data measurements taken from sensors distributed along the length of a drill string to assess various conditions or properties of the borehole. The disclosed methods of processing or using distributed measurement data have not been described before. In particular, the distributed data may be used for example, to track the progress of a chemical pill or also track the location of different types of borehole fluids, and also to determine the hole size or volume of the borehole. | 2010-03-18 |
20100067330 | SHIP MOUNTED UNDERWATER SONAR SYSTEM - A process and apparatus for detecting underwater objects comprises an elongate array of ultrasound transmitter elements mounted substantially vertically and forward facing on the bow of the ship from which is transmitted a sequence of ultrasound wave pulses, with each pulse having a frequency and vertical beam angle which are different to the frequency and vertical beam angle of the preceding pulse in the sequence, the frequency being characteristic of the vertical beam angle and the vertical beam angle being controlled by using time delays between different transmitter elements, and an elongate array of ultrasound receiver elements mounted substantially horizontally on the bow of said ship with the receiver elements forward facing which receive any ultrasound waves reflected from objects in front of the ship, the output from the receiver elements being steered horizontally using time delays between different receiver element outputs and for each horizontal position of the beam of outputs, the outputs from the receiver elements having those time delays associated with that horizontal position of the beam of outputs are summed in a beamformer. | 2010-03-18 |
20100067331 | ITERATIVE CORRELATION-BASED EQUALIZER FOR UNDERWATER ACOUSTIC COMMUNICATIONS OVER TIME-VARYING CHANNELS - Underwater communications apparatus and methods are presented using iterative correlation-based equalization in which initial estimated symbols of a current data block are produced using a correlation-based equalizer (CBE) based at least partially on the received sound transmissions of the current data block and an estimated channel impulse response (CIR) of a previous data block, the CIR of the current data block is estimated using the initial estimated symbols, and re-estimated symbols of the current data block are produced using a CBE based on the estimated CIR, and the estimated symbol having the lowest error is selected as the received data. | 2010-03-18 |
20100067332 | Watch with a Time Zone Display - A watch includes a conventional hour hand and minute hand. The watch also includes a time zone display with a window in which information regarding a time zone is placed on a disc. This time zone includes a time display comprising at least one hour display, which may also be realized by a window in that an hour display for the displayed time zone is placed on a disc. A crown with a depressor is then provided, which is mechanically connected to the time zone display or the time display for the displayed time zone such that, by actuating the depressor, at least the hour hand may be brought into synchronization with the time zone determined by the time zone display. In this manner, the new local time may be set according to a predetermined time zone by a single operation without stopping the clockwork. | 2010-03-18 |
20100067333 | OBJECTIVE LENS ACTUATOR AND AN OPTICAL PICKUP - An objective lens actuator, being suitable for a thin-sized optical pickup and a thin-sized optical disc apparatus, comprises: an objective lens for focusing a light upon a recording surface of an optical disc; and a driving means including a focusing coil, tracking coils, and a magnetic circuit, for operating the objective lens into a focusing direction of approaching/receding to/from the optical disc, and into a tracking direction of a radius of the optical disc, wherein the magnetic circuit has two (2) pieces of magnets putting the objective lens therebetween, and one of the magnets is short of length in the focusing direction and is long in length in the tracking direction, comparing to the other magnet, thereby brining an unnecessary moment, which is applied upon a moving part including the objective lens therein, to be small, and suppressing inclination or tile and vibration of the objective lens, so as to deal with high-density and high-speed recording/reproducing of information. | 2010-03-18 |
20100067334 | Record Carrier as well as an Apparatus and Method for Applying Image Data as a Visually Detectable Pattern at an Optical Record Carrer - A record carrier is described comprising a zone with a visually detectable pattern composed of pattern elements arranged along at least one track. The pattern elements comprise a marked zone having an optical property deviating from a background, the marked zones having a width Wm transverse to the track direction and a length Lm along the track direction, wherein at least two or more pattern elements have a marked zone with a mutually different width Wm. | 2010-03-18 |
20100067335 | METHOD AND APPARATUS FOR ERROR CORRECTION OF OPTICAL DISC DATA - A method and device for error correction of data in an optical disc is provided in the present invention. The method comprises the following steps: obtaining the description information about the error data read from an optical disc; sending request information for error correction, based on the description information, to a network server, where the network server stores the backup data corresponding to the data on the optical disc and the request information for error correction comprises the request for downloading the backup data corresponding to the error data; and replacing the error data with the downloaded backup data, so as to play the optical disc correspondingly. The method and device provided in the present invention can repair data error of various kinds and provide a playing effect of equal quality with the expected playing effect when data is not damaged. | 2010-03-18 |
20100067336 | DEVICE AND METHOD FOR REPRODUCING INFORMATION AND COMPUTER PROGRAM - An information reproducing device reproduces information in an information recording medium provided with, in addition to a first recording layer readable by a first laser beam, at least one of a second recording layer readable by a second laser beam, and a third recording layer readable by a third laser beam. The information reproducing device includes an optical pickup element applying a laser beam and receiving its reflection; a first judging element first determining whether the first recording layer exists, based on an output from the optical pickup element; a second judging element secondly determining on either of the recording layers is set by a user as a prioritized reproducing layer to be reproduced first; a reproducing element reproducing recorded information; and a control element controlling the reproducing element to reproduce the recorded information, based on outputs from the first judgment element, second judgment, and optical pickup elements. | 2010-03-18 |
20100067337 | RECORDING POWER DETERMINATION METHOD AND DEVICE - A recording power determination method for determining a recording power of an optical beam for recording data on an information storage medium includes the steps of recording test data on the information storage medium at a plurality of test recording powers; reading the test data recorded at each test recording power, generating a signal, and measuring a modulation factor of the signal corresponding to each test recording power; calculating a product of an n'th power of each test recording power and the corresponding modulation factor, thereby obtaining a plurality of products corresponding to the plurality of test recording powers, where n is a value of exponent and is a real number other than 1; calculating a first recording power based on the correlation between the plurality of test recording powers and the plurality of products; and calculating the recording power based on the first recording power. | 2010-03-18 |
20100067338 | Method of Determining the Quality of Data on an Optical Disc - The invention relates to a method of determining the quality of data on an optical disc. The method comprises performing a quality scan resulting in quality information about at least part of the data on the optical disc; organizing the quality information in groups, each group comprising quality information corresponding to a predetermined zone on the optical disc; and computing a zone quality information parameter for each group based on the quality information corresponding to that group. | 2010-03-18 |
20100067339 | OPTICAL DISC DEVICE - It is determined whether an error will occur due to presence of a defective area like a bubble and the storage area is managed according to the size of the defective area such that no data is written on the defective area once an error has occurred. An optical disc apparatus includes: an optical pickup for irradiating an optical disc with a light beam and generating a light detection signal on the beam reflected from the disc; a search section for searching, before data is written there, the storage area on the disc for any defective area by controlling the pickup to shift the light beam spot on the disc; a defect decision section for determining, if an error has been detected based on the light detection signal, a part of the storage area where the error has occurred to be a defective area; a size measuring section for measuring the size of the defective area and generating a defect information list to locate the defective area; and a recording range control section for managing the storage area by reference to the defect information list such that no data is written on the defective area. | 2010-03-18 |
20100067340 | REPRODUCING DEVICE, REPRODUCING METHOD AND PROGRAM USED IN THE SAME - There is provided, according to the present invention, a reproducing device capable of preventing illegal duplication and reproduction, as well as of reproducing content without degrading the quality of the audio and visual contents. | 2010-03-18 |
20100067341 | Address detection circuit and address detection method - An address detection circuit includes a correction signal generator that generates a plurality of timing correction signals based on an ADIP (Address In Pre-groove) signal that is read out from a wobble of an optical disk, the timing correction signals having different cycles with each other, a correction signal selector that selects one of the timing correction signals generated by the correction signal generator and outputs the selected signal, and a timing corrector that outputs a data address detected based on a data signal that is read out from a data track of the optical disk at a timing in accordance with the timing correction signal transmitted from the correction signal selector. | 2010-03-18 |
20100067342 | APPARATUS AND METHOD FOR ADJUSTING A FEED-FORWARD SIGNAL FOR SEEK CONTROL DURING A SEEK OPERATION - A hard disk drive control module has a feed-forward signal input port communicatively coupled with a reference model. The hard disk drive control module has a tracking error signal input port communicatively coupled with a magnetic transducer of the hard disk drive. The hard disk drive control module has an error calculator module configured for determining a difference between an estimated tracking error signal in response to a first feed-forward signal and an actual tracking error signal of the magnetic transducer in response to the first feed-forward signal. The hard disk drive control module has a feed-forward signal adjuster module configured for adjusting a gain and a phase for a second feed-forward signal based on the difference between the estimated tracking error signal in response to the first feed-forward signal and the actual tracking error signal of the magnetic transducer. The hard disk drive control module has a feed-forward signal adjustment output port communicatively coupled to the second feed-forward signal. | 2010-03-18 |
20100067343 | Information Processing Apparatus, Health Check Method, and Storage Medium - According to one embodiment, an information processing apparatus includes an optical disk drive, a power supply module configured to supply power to the information processing apparatus, an acquisition module configured to start acquisition of status information of the optical disk drive when the power supply module supplies power to the information processing apparatus, a storage module configured to store feedback information corresponding to each condition predetermined for the status information of the optical disk drive, and a notification module configured to notify the apparatus of feedback information which is read from the storage module in correspondence with the condition when the status information of the optical disk drive acquired by the acquisition module matches the condition. | 2010-03-18 |
20100067344 | INFORMATION STORAGE DEVICE HAVING A DISK DRIVE AND A BRIDGE CONTROLLER PCB WITHIN A MONOLITHIC CONDUCTIVE NEST - An information storage device includes a disk drive and a disk drive printed circuit board (PCB) with a disk drive interface connector. A bridge controller PCB is connected to the disk drive interface connector, and includes a host interface connector. An electrically conductive nest of monolithic construction receives the disk drive housing and the bridge controller PCB. The electrically conductive nest includes an enclosure portion enclosing the bridge controller PCB with a conductive grounding tab in contact with the host interface connector. The enclosure portion includes a first plurality of conductive fingers each in contact with the disk drive housing. The electrically conductive nest also includes an extended shield portion adjacent the second side of the disk drive base and overlying the disk drive controller PCB. The extended shield portion includes a second plurality of conductive fingers each in contact with the disk drive housing. | 2010-03-18 |
20100067345 | System for Duplication of Data onto Disks - A system for duplication of data onto disks includes a housing, a drawer device, a transport mechanism, a set of disk holders, an arm and a control device. The housing includes a printing device and a set of copy units. The transport mechanism is connected to the arm for moving individual disks between the disk holders, the drawer device and the set of copy units. The control device automatically controls the various functions of various components of the system for duplication. | 2010-03-18 |
20100067346 | Recording mark formation method, information recording device, information recording method, and information recording medium - In an information recording/reproducing device, a resting period (tm) is set to be constant regardless of a mark length of a recording mark and regardless of the number of divided recording pulses. Consequently, it is possible to provide an information recording device, an information recording method, and an information recording medium, each allowing formation of a recording mark with a uniform width by use of a low laser power and allowing reduction of the number of parameters for determining a recording waveform, when forming a long recording mark. | 2010-03-18 |
20100067347 | ULTRAVIOLET-CURABLE COMPOSITION FOR LIGHT TRANSMISSION LAYER AND OPTICAL DISK USING SAME - An ultraviolet-curable composition of the present invention, which is used for a light transmission layer of an optical disk, includes a urethane (meth)acrylate having an isocyanate structure; and at least one of a monofunctional (meth)acrylate and a difunctional (meth)acrylate, wherein the combined amount of the urethane (meth)acrylate, the monofunctional (meth)acrylate and the difunctional (meth)acrylate is at least 90% by mass of the ultraviolet-curable composition. This ultraviolet-curable composition for a light transmission layer is able to realize an optical disk that exhibits excellent durability even under conditions of high temperature and high humidity, minimal decrease in light reflectance, and excellent adhesion between layers. | 2010-03-18 |
20100067348 | Record Carrier as well as an Apparatus and Method for Applying Image Data as a Visually Detectable Pattern at an Optical Record Carrer - A method of applying image data as a visually detectable pattern with at least one embedded data element at an optical record carrier is disclosed, comprising the step of physically mapping at least one channel symbol onto the record carrier, the channel symbol being selected from a set of mutually different channel symbols, the channel symbols each comprising an area of size s | 2010-03-18 |
20100067349 | Optical Record Carrier as well as an Apparatus and Method for Reading/Writing Image Data from/at a Visually Detectable Pattern at an Optical Record Carrier - A method is disclosed of reading an image data from an optical record carrier with a visually detectable pattern comprising a visually detectable pattern of pixels comprising at least one pattern element comprising an area of size s | 2010-03-18 |
20100067350 | Optical Pickup Apparatus - An optical-pickup apparatus comprising: a laser-light source; a diffraction grating including first-and-second regions of periodic structures different in phase from each other and a third region whose periodic structure is different in phase from the first-and-second regions; an objective lens focusing main-and-sub-luminous fluxes generated by the diffraction grating on the same optical-disc track; and a photodetector to receive reflected light of the main-and-sub-luminous fluxes from an optical disc and output a detection signal for generating main-and-sub-push-pull signals, a relationship between an incident light width in the objective lens corresponding to the third region and pupil diameters of the objective lens corresponding to first-and-second wavelengths of laser lights being adjusted so that a ratio of minimum value to maximum value of a differential-push-pull-signal is at substantially 50% or more and a ratio of sub-push-pull-signal level to main-push-pull-signal level is at substantially 15% or more, in both cases of the laser lights. | 2010-03-18 |
20100067351 | OBJECT LENS DRIVING APPARATUS AND MANUFACTURING METHOD THEREOF - An objective lens driving apparatus includes an objective lens ( | 2010-03-18 |
20100067352 | OBJECTIVE LENS ACTUATOR AND AN OPTICAL PICKUP - An objective lens actuator comprises, two objective lenses, each for focusing lights upon an optical disc, an objective lens holder member for holding the objective lenses thereon, and lens protectors for preventing the objective lenses from being contacted on the optical disc, wherein the lens protectors include first and second lens protectors, which are provided on both end portions of the objective lens holder member in a tracking direction, and a third lens protector, which is provided in a middle of the two objective lenses, wherein the first and second lens protectors, which are provided on both end portions of the objective lens holder member in the tracking direction, are provided the objective lenses and end portion of the objective lens holder member in the tracking direction, and the third lens protector, which is provided between the objective lenses, has a height closer to that of the optical disc than the protectors, which are provided on both end portions of the objective lens holder member in the tracking direction. | 2010-03-18 |
20100067353 | OBJECTIVE LENS ACTUATOR AND A DISC APPARATUS APPLYING THE SAME THEREIN - An objective lens actuator comprises a lens holder for attaching an objective lens thereon, a piece of focusing coil, being wound along side surface of the lens holder around the objective lens, and three magnets, being disposed opposing to two surfaces each having a normal line perpendicular to both a focusing direction and a tracking direction, among four side surfaces of the lens holder, wherein the three magnets are aligned, continuously, along the tracking direction, differing a polarity thereof from one another, and width of the magnets on both outsides is wider than width of the magnet inside, or alternately, one magnet, being disposed opposing to two surfaces each having a normal line perpendicular to both a focusing direction and a tracking direction, among four side surfaces of the lens holder, wherein the magnet is magnetized into three poles along the tracking direction, and among the three poles, width of the poles on both outsides is wider than width of the pole inside. | 2010-03-18 |
20100067354 | OPTICAL PICKUP AND AN OPTICAL DISC APPARATUS MOUNTING THE SAME THEREON - An optical pickup, mounting a lens actuator | 2010-03-18 |
20100067355 | Optical Pickup Apparatus - An optical-pickup apparatus comprising: a laser-light source including first-and-second-light-emitting points for laser lights with first-and-second wavelengths which points are disposed at positions deviating in a direction optically corresponding to an optical-disc-tracking direction; a diffraction grating including a plurality of periodic structures which are joined to be different in phase from each other in the direction and each of which includes a recess and projection repeated in a direction optically corresponding to an optical-disc-tangential direction, the diffraction grating being configured to generate main-and-sub-luminous fluxes from the laser light; a holder to hold the diffraction grating to be movable in the direction corresponding to the tracking direction; a collimating lens; an objective lens to focus the main-and-sub-luminous fluxes from the collimating lens on the same track of an optical disc; and a photodetector to be applied with reflected lights of the main-and-sub-luminous fluxes from the optical disc, to generate main-and-sub-push-pull signals. | 2010-03-18 |
20100067356 | OPTICAL ELEMENT FOR OPTICAL PICKUP DEVICE, OPTICAL PICKUP DEVICE AND METHOD FOR ASSEMBLING OPTICAL PICKUP DEVICE - An optical element for an optical pickup device which can record and/or reproduce information interchangeably with an optical disc while correcting coma satisfactorily, and a compact optical pickup device employing that optical element and exhibiting excellent energy saving. In the optical element for an optical pickup device where a first objective lens portion and a second objective lens portion are formed integrally, one of the first objective lens portion and the second objective lens portion satisfies a relation |HCM|/|TCM|<0.3 and the other satisfies a relation |HCM|/|TCM|>0.3. The HCM represents the third-order angle of view coma sensitivity in the first objective lens portion or the second objective lens portion, and the TMC represents the third-order inclination angle coma sensitivity in the first objective lens portion or the second objective lens portion. | 2010-03-18 |
20100067357 | MAGNETIC RECORDING DISK DRIVE WITH ROTATIONAL VIBRATION COMPENSATION HAVING ADAPTIVE OPTIMIZATION OF VIBRATION SENSOR GAINS - A disk drive and a method for operating the disk drive compensates for rotational vibration (RV) by adaptively modifying the gains of two separate linear vibration sensors so the sensor gains are optimal under any given condition. The two sensors provide two signals S | 2010-03-18 |
20100067358 | METHOD OF RECORDING INFORMATION ON A MULTILAYER RECORD CARRIER, AND DEVICE FOR RECORDING ON A DUAL LAYER RECORD CARRIER - Recordable DVD+R and DVD+R/W optical discs with two (or more) information layers are developed to double the data storage capacity and video recording time. A method and device are proposed to make dual layer DVD disc recordings compliant with the dual layer DVD-ROM standard Recording the data in a DVD-ROM compliant way on the dual layer DVD+R or DVD+R/W disc is obtained by shifting the middle zone area towards the inner radius of a disc in such a way that the data zones of both layers are filled up with data. | 2010-03-18 |
20100067359 | High-density recording medium and method and apparatus for controlling data playback thereof - Disclosed herein are a high-density recording medium and a method and apparatus for controlling data playback thereof. Playback control information, such as channel bit length information, is recorded in a burst cutting area (BCA) of a high-density optical disc in a wobble type. When the high-density optical disc is reproduced, the playback control information is detected in a push-pull signal detection mode and the optimum data playback operation corresponding to the recording capacity of the optical disc is performed on the basis of the detected playback control information. Alternatively, bit error rates (BERs) are calculated while a plurality of predetermined bit detection modes are sequentially performed, one of the bit detection modes corresponding to the smallest one of the calculated BERs is selected and the data playback operation is performed in the selected bit detection mode. Therefore, it is possible to perform a data playback operation optimal to the recording capacity of a BD-ROM (Blu-ray Disc-ROM) even through disc information (DI) is recorded in a PIC (Permanent Information & Control data) zone of the BD-ROM in a recording format necessitating a decoding process and the recording capacity is any of different values such as 23 Gbytes, 25 Gbytes, 27 Gbytes, etc. | 2010-03-18 |
20100067360 | Reverse optical mastering for data storage disk replicas - A data storage master disk and method of making a data storage master disk. The data storage disk master is for use in a data storage disk replication process. The data storage disk molding processes produces replica disks having a surface relief pattern with replica lands and replica grooves. The method includes providing a master substrate. The master substrate is at least partially covered with a layer of photosensitive material. A surface relief pattern having master lands and master grooves is recorded in the data storage disk master, including the steps of exposing and developing the photosensitive material is controlled to form master grooves extending down to a substrate interface between the master substrate and the layer of photosensitive material, such that the width of the master grooves at the substrate interface corresponds to a desired width of the replica lands. | 2010-03-18 |
20100067361 | RECORDING MEDIUM - It is an object of the present invention to achieve a recording medium more excellent in preservation resistance than conventional optical recording media. | 2010-03-18 |
20100067362 | MIMO MESH NETWORK - The present invention provides MIMO mesh networks which construct wireless networks with fast transmission rate and high reliability by applying MIMO technology to relay nodes. | 2010-03-18 |
20100067363 | METHOD AND SYSTEM FOR RADIO FREQUENCY (RF) GROUP DELAY COMPENSATION IN A BROADCAST SYSTEM - A radio device operable to compensate for a large RF filter group delay variation is provided. The radio device includes a receiving unit operable to receive an OFDM signal that comprises pilot subcarrier signals and data subcarrier signals. The radio device further includes a group delay (GD) compensator, operable in frequency domain, and configured to perform phase rotation to correct a group delay individually on tones of an OFDM symbol. The phase rotation is calculated as a function of the phase shifts of the received pilot subcarrier signals and subcarrier index. | 2010-03-18 |
20100067364 | METHOD AND SYSTEM FOR VARIANCE-BASED AUTOMATIC GAIN CONTROL IN OFDM SYSTEMS - Aspects of a method and system for variance-based automatic gain control in OFDM systems may include automatically controlling a gain for one or more received Orthogonal Frequency Division Multiplexing (OFDM) signals based on at least a signal variance derived from the received OFDM signals. The gain may be controlled via a variable gain amplifier, where the variable gain amplifier may be controlled via an analog and/or digital signal. The signal variance may be determined in an automatic gain control (AGC) circuit. The gain may be controlled via a feedback circuit. The signal variance may be generated via a difference between a mean-square signal and a mean-value-squared signal based on the received OFDM signals. The automatic gain control module may comprise a logarithm module, an integrator, and a dB-to-voltage mapper. The variance signal may be determined over a received slot of data. | 2010-03-18 |
20100067365 | TRANSMISSION SYSTEM, TRANSMISSION METHOD, TRANSMITTER, RECEIVER, DECODING METHOD, AND DECODER - A transmission system capable of obtaining an effect of orthogonality among time block codes and an effect of path diversity on a distorted channel is provided. In the transmission system including: a transmitter device transmitting an information signal S[n] multiplied by a code, the code being a time block code constituted by a plurality of time series symbols, the transmitter device multiplying the information signal by a plurality of the time block codes, respectively, multiplexing multiplication results on a time axis and transmitting multiplexed signals; and a receiver device including a reception filter, if an impulse response matrix of a channel is a matrix H, a characteristic of the reception filter is set to be represented by a complex conjugate transpose matrix H | 2010-03-18 |
20100067366 | Method to Improve the Channel Estimate in Broadband SIMO/MIMO Cellular Radio Networks During Abrupt Interference Variations - A channel response matrix gathering all unknown elements for all K pilot subcarriers on links between transmitting and receiving antennas, is Least Squares (full-rank) estimated. The interference covariance matrix is estimated from the residual. The correlation of the interference covariance matrix is computed at each new symbol and compared with a threshold. If the interference is significantly changed, the interference covariance matrix is re-initialized, otherwise a running average of the interference covariance matrix is updated with the actual value. Both the updated/re-initialized interference covariance matrix and the autocorrelation matrix of the transmitted pilot sequences (stored in the receiver) are used for whitening the estimated channel matrix before submission to modal filtering for rank reduction. The original spatial and/or temporal correlations are reintroduced in the reduced-rank channel matrix by inverse whitening. After estimation in the discrete-time domain, DFT for conversion is applied for estimation in the whole frequency band. | 2010-03-18 |
20100067367 | METHOD OF SELECTING MODULATION AND CODING SCHEME (MCS) INDEX IN A WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR IMPLEMENTING THE SAME - A method of selecting a modulation and coding scheme (MCS) in a wireless communication system is disclosed. More specifically, the method includes selecting a MCS index having a coding rate that is greater than a specified coding rate threshold if a resource allocation scheme of a transmitting end employs a localized resource allocation scheme, and selecting the MCS index having the coding rate that is less than the specified coding rate threshold if the resource allocation scheme of the transmitting end employs the distributed resource allocation scheme. | 2010-03-18 |
20100067368 | METHOD FOR IMPLEMENTING TRANSMIT DIVERSITY AT A WIRELESS MOBILE COMMUNICATION SYSTEM ADOPTING SC-FDMA SCHEME - A method for implementing transmit diversity in a wireless mobile communication system adopting an SC-FDMA scheme is provided. A sequence of modulation symbols output from a DFT block are precoded prior to IFFT. The precoding is performed independently on an antenna basis. Modulation symbols mapped to each subcarrier of an SC-FDMA symbol, to be transmitted through each antenna may be additionally phase-shifted. | 2010-03-18 |
20100067369 | INFORMATION MANAGEMENT METHOD AND INFORMATION PROCESSING DEVICE - An information management method and an information processing device functioning as a node are provided to enable an effective use of information distributed to, and shared with, a plurality of nodes on a network and to enable maintenance of security against leakage of information by controlling information retention. This management method of information gathers information distributed to, and shared with, a plurality of the nodes on a network and holds the information in a state accessible from other nodes to a temporary information memory unit when generating restored information. The information management method is also characterized in setting a flag for showing a history of the information and immediately discarding the information in the case that the retention of restored information becomes improper from a view point of contents of the flag. | 2010-03-18 |
20100067370 | DATA TRANSMISSION APPARATUS AND A DATA TRANSMISSION METHOD - A data transmission apparatus of this invention includes a first transmitting unit, a second transmitting unit, and a switching unit. The first transmitting unit generates a first error correction information, outputs the first data and the first error correction information to the switching unit and transmits a timing information of the first data and a first specified information to specify the first data to the second transmitting unit. The second transmitting unit compares a second specified information to specify the second data and the first specified information and transmitting the a first comparison result of the second specified information and the first specified information to the switching unit. The switching unit transmits the first data and the first error correction information when the first comparison result is not indicating a match of the second specified information and the first specified information. | 2010-03-18 |
20100067371 | USING IDENTIFIER MAPPING TO RESOLVE ACCESS POINT IDENTIFIER AMBIGUITY - Ambiguity (e.g., confusion) associated with access point identifiers may be resolved by querying candidate target access points and/or by using historical records indicative of one or more access points that the access point has previously accessed. For example, messages may be sent to access points that are assigned the same identifier to cause the access points to monitor for a signal from an access terminal that received the identifier from a target access point. The target access point may then be identified based on any responses that indicate that a signal was received from the access terminal In some aspects the access points subject to being queried may be selected using a tiered priority. In addition, it may be determined based on prior handoffs of a given access terminal that when that access terminal reports a given identifier, the access terminal usually ends up being handed-off to a particular access point. Accordingly, a mapping may be maintained for that access terminal that maps the identifier to that access point so that the mapping may be used to resolve any future confusion associated with the use of that identifier by that access terminal. | 2010-03-18 |
20100067372 | SYSTEM AND METHOD FOR USING AN ALTERNATIVE WIRE PAIR FOR COMMUNICATION ON INITIAL WIRE PAIR FAILURE - A system and method for using an alternative wire pair for communication on initial wire pair failure. Upon detection of a failure in a wire pair, an alternative set of one or more wire pairs can be used to support the Ethernet communication. In one embodiment, the alternative wire pairs are kept in a hot standby mode to enable almost instantaneous switching. In another embodiment, an enhanced autonegotiation process is used to automatically identify the alternative set of wire pairs that can support the Ethernet communication. | 2010-03-18 |
20100067373 | REDUNDANCY IN VOICE AND DATA COMMUNICATIONS SYSTEM - Apparatus is used in communicating in a data and voice communication system. The apparatus includes a line card and a crosspoint switch in communication with the line card. The apparatus also includes an accelerator card in communication with the line card and the crosspoint switch. The crosspoint switch is configured to provide a redundant communications path between the line card and the accelerator card. | 2010-03-18 |
20100067374 | Reducing Flooding in a Bridged Network - Disclosed are, inter alia, methods, apparatus, computer-storage media, mechanisms, and means associated with loss of reducing flooding in a bridged network, typically including a device directly connected to multiple upstream bridges. These bridges are configured such that the device receives broadcast/multicast traffic from a single interface of one of the bridges, while allowing unicast traffic over each of the communications links connecting the device to the bridges. In one configuration, the device implements virtual machine(s), each including a virtual network interface associated with a MAC address; and the directly connected bridges are configured, for each particular MAC address of these MAC addresses of the virtual interfaces, such that one and only one of the bridges will forward packets having the particular MAC address as its destination address over a communications link directly connected to the device. | 2010-03-18 |
20100067375 | LOAD SHARING IN MOBILE RADIO COMMUNCATIONS NETWORK - The present invention relates to a method of providing load sharing through network controlled cell reselection in a mobile radio communications network, including delivering an offset parameter to User Equipment within the network for biasing the said reselection, the method further including the step of broadcasting the offset parameter to the User Equipment within system information and so as to be cell-specific, further delivering load-sharing-priority-keys and subsequently processing the offset parameter with the load-sharing-priority-keys so as to become User Equipment specific. | 2010-03-18 |
20100067376 | Distributed Controlled Passive Optical Network System And Bandwidth Control Method Thereof - Disclosed is a distributed controlled passive optical network system and bandwidth control method thereof. The system comprises an optical line terminal (OLT), plural optical network units (ONUs) and a splitter with combiner. Each ONU has a first Tx/Rx for respectively transmitting and receiving data packets on an upstream data channel and a downstream data channel, and a second Tx/Rx for transmitting and receiving control signals/commands on a control channel. Upstream data of each ONU is carried by the upstream data channel and sent to the OLT through the splitter with combiner. Downstream data of the OLT is carried by the downstream data channel and sent to corresponding ONUs through the splitter with combiner. With the control signals/commands carried by the control channel, the required information of network status among the ONUs is provided | 2010-03-18 |
20100067377 | Live Botmaster Traceback - Embodiments locate a botmaster on a network. A honeynet host is configured to join a botnet and generate a watermarked packet flow by applying a watermark to an outgoing packet flow in response to commands from the botmaster. The watermark is applied to the outgoing packet flow by: choosing distinct packets from the outgoing packet flow; forming packet pair(s) from the distinct packets, that include a reference packet and an encoding packet; and encoding bits in the watermark to the packet pair(s) by increasing the length of the encoding packet when watermark bits have a predetermined value. The cooperating node(s) are configured to: inspect passing packet flows for the watermarked packet flow and generate tracking information related to detection of the watermarked packet flow. The path determination processor is configured to analyze the tracking information to locate a path taken by the watermarked packet flow. | 2010-03-18 |
20100067378 | Method and Apparatus for Improving End to End Performance of a Data Network - A request is received at a resource server for a first resource, the request accompanied by a proxy filter. A second resource is identified based on the proxy filter and based on a relationship between the first resource and the second resource. The first resource and information regarding the second resource is provided to a network interface for communication to a proxy server. | 2010-03-18 |
20100067379 | PICKING AN OPTIMAL CHANNEL FOR AN ACCESS POINT IN A WIRELESS NETWORK - A novel technique involves evaluating a real-time environment of a channel based on a nonlinear function of the number of neighbor radios and channel utilization requirements. The technique can be used to pick a channel for an AP that is added to a wireless network or to tune a channel for an existing AP. The technique can be applied to, for example, a relatively new wideband option in the 802.11n standard. | 2010-03-18 |
20100067380 | METHOD AND APPARATUS FOR QoS CONTROL - A method, an apparatus and a system for operating Quality of Service, QoS, based on stream, are provided. The method may include: delivering a Real-Time Transport Protocol, RTP, data stream feature to a forwarding plane; learning a RTP packet which is delivered by the forwarding plane conforming to the RTP data stream feature; and judging the RTP data stream to be a determined RTP data stream based on the RTP packet learned; identifying and monitoring the determined RTP data stream to obtain control strategy of QoS of the determined RTP data stream; and delivering the control strategy of the QoS of the determined RTP data stream to the forwarding plane so that the forwarding plane manipulates QoS of the determined RTP data stream based on the control strategy of QoS. | 2010-03-18 |
20100067381 | Overlay Network Node and Mobile Node - A technology is disclosed for appropriately providing a certain service desired by a mobile node, even in an environment including overlay network nodes providing different functions. In the technology, a mobile node (MN) | 2010-03-18 |
20100067382 | WIRELESS COMMUNICATION CONTROL SYSTEM AND METHOD THEREOF - A wireless communications control system includes: a data server; a base station; and a plurality of wireless terminals, each exchanging data communications with the data server by establishing wireless communications with the base station. Each wireless terminal includes a control section for generating property information representing own property and a wireless communications section for transmitting that property information to the base station. The property information includes at least one of information indicating operating status of the wireless terminal, information identifying the wireless terminal itself, and information identifying the user of the wireless terminal. The data server includes a communications section for receiving the property information from the respective wireless terminals by way of the base station and a control section for choosing, by reference to the property information received, one of the wireless terminals to exchange the data communications with. The control section of the data server exchanges the data communications with the wireless terminal chosen. | 2010-03-18 |
20100067383 | A METHOD FOR IMPROVED CONGESTION DETECTION AND CONTROL IN A WIRELESS TELECOMMUNICATIONS SYSTEMS - The invention discloses a method for detecting and controlling traffic congestion in a wireless telecommunications system ( | 2010-03-18 |
20100067384 | METHODS AND APPARATUS TO DIAGNOSE OUTBOUND VoIP SERVICES - Example methods and apparatus to diagnose outbound voice over Internet protocol (VoIP) services are disclosed. An example method comprises monitoring activity in a first VoIP network to determine a first value representative of a peak number of communication sessions concurrently active between a second VoIP network and a public switched telephone network via the first VoIP network, and comparing the first value to a threshold to determine whether to automatically close a trouble ticket submitted against the first VoIP network. | 2010-03-18 |
20100067385 | Ethernet Architecture with Data Packet Encapsulation - A method of encapsulating data packets for use in a distributed computer network is disclosed. The method includes providing a data packet for transmission over the distributed computer network, the data packet selected from one of a customer data packet and an OAM data packet; and encapsulating the data packet with a medium access control outer packet. The disclosed data packet handling method includes receiving a data packet from a customer facing data port, the customer facing data port within a network node of a computer network; performing medium access control (MAC) learning for the received packet; determining whether the data port is a MAC-in-MAC port; performing a packet mapping to a destination address based on a service provider destination address; and encapsulating the received data packet with a header associated with the service provider. | 2010-03-18 |
20100067386 | INVERSE MULTIPLEXING OF DIGITAL DATA - In ATM networks, digital data in ATM cells are sent to a destination node over more than one transmission link in round robin fashion. This is called inverse multiplexing. At connection start-up, the source node informs the destination node of the specific round robin fashion of the transmission links so that the ATM cells are reassembled in a proper sequential order. Inverse multiplexing control cells are used to communicate between the source node and destination node for connectivity testing of transmission links. Cell stuffing is also provided in one embodiment to accommodate non-synchronized links among transmission links. In a particular embodiment, two consecutive control cells indicate a stuffing cell. A start-up procedure is described when not all the transmission links are usable. | 2010-03-18 |
20100067387 | Network Capture Method Using a Transformer - A non-intrusive method to monitor a digital network, the method comprising using a non-intrusive element, connecting to one or more differential lines carrying digital communication on a digital network without physically altering the one or more differential lines or introducing another network device. The method further comprises monitoring the digital communication using the non-intrusive element, capturing a portion of the digital communication using the non-intrusive element, and sending the captured portion of the digital communication to a network analyzer to analyze the captured portion. | 2010-03-18 |
20100067388 | METHOD FOR RESERVING PROPAGATION TIME BY ESTIMATING CHANNEL ENVIRONMENT IN WIRELESS PERSONAL AREA NETWORK - Provided is a method for reserving a propagation time by estimating a channel environment in a wireless personal area network. The method includes the steps of: a) measuring a propagation range to the reception station upon starting data transaction with the reception station; b) measuring an average Strength Signal (ARSS) for determining a final transfer speed upon checking a transfer speed corresponding to the propagation range to the measured reception station based on a pre-defined table; c) determining a final transfer speed based on the transfer speed corresponding to the propagation range to the reception station according to a result that the measured ARSS is compared with Upper Bound RSS (URRS) and Lower Bound RSS (LRRS); and d) reserving a next propagation time according to the determined final transfer speed. | 2010-03-18 |
20100067389 | METHOD OF CONTROLLING POWER IN A WCDMA SYSTEM - A method and a device relating to a scheduling mechanism in a base station in a WCDMA system are disclosed. The mechanism enables the base station to rapidly adapt to users momentary traffic demands and to interference variations, a dynamical adjustable margin is proposed in this invention. The adjustment is based on the RoT measurement in a cell. To fully use the resource in a cell, the RoT can be targeted to be as closer to the RoT | 2010-03-18 |
20100067390 | System and method for discovery of network entities - A system and method of discovering network entities. Network traffic is monitored, wherein monitoring includes finding network entities in the network traffic. If the network entities are network assets, the system determines if the network entities are critical network assets. If the network entities are network users, the system classifies the network users automatically into user groups. The network traffic is then displayed as a function of the critical network assets and the user groups. | 2010-03-18 |
20100067391 | APPARATUS AND METHOD FOR VISUALIZING NETWORK SITUATION USING SECURITY CUBE - An apparatus and method for visualizing a network condition related to a network security are provided. The apparatus includes a traffic feature extracting unit, a network condition displaying unit, and a traffic abnormal condition determining unit. The traffic feature extracting unit extracts information including source address, source port, destination address, and destination port from network traffics, selects two of the extracted information, and calculates unique dispersion degrees of two unselected information. The network condition displaying unit displays a two-dimensional cube expressed using the calculated unique dispersion degrees for the classified traffics. The traffic abnormal condition determining unit determines whether the traffics are in an abnormal condition or not based on the two-dimensional security cube. | 2010-03-18 |
20100067392 | WIRELESS COMMUNICATION SYSTEM - An access point allows access from at least one user device, which may be a wireless device or a wired local area network device. The access point has radio frequency transceiver circuitry for communicating over a wireless link with a base station selected from a plurality of available base stations, and an antenna, having an adjustable preferred direction for transmission and reception of radio frequency signals. Control circuitry selects a preferred direction for the antenna such that the access point can establish a wireless link with one of said base stations, based on a data rate that is available over the wireless link. | 2010-03-18 |
20100067393 | Packet round trip time measuring method - When a source device measures a packet round trip time RTT from the source device to a sink device, a band management unit allocates a reservation period for transmitting an RTT test command from the source device to the sink device and a reservation period for transmitting an RTT response setting request command from the sink device to the source device within a super frame period. At a start timing of the reservation period, a controller transmits the RTT test command and starts measuring the RTT. Upon receiving the RTT response setting request command, the controller finishes measuring the RTT. | 2010-03-18 |
20100067394 | SYSTEM AND METHOD OF REPORTING IN-SERVICE PERFORMANCE STATISTICS IN LAYERED NETWORKS - A system and method of reporting in-service performance statistics in a network. The method includes the steps of a node detecting a problem related to a call connected within the network. A problem notification message is then 5 sent to the MSC. The MSC sends a call release message to one or more nodes within the network. The call release message includes a request to release all resources associated with the call. In response to the release request, the node releases all resources associated with the call. In addition, the node sends a release response message to the MSC. The release response message is 10 modified to include information relating to the call problem, thereby providing network statistics to the MSC. Preferably, the node is a Media Gateway (MGw) which sends a H.248 subtract response message modified to include information on the call problem. | 2010-03-18 |
20100067395 | SYSTEM AND METHOD FOR COMMUNICATING USING AN IN-VEHICLE SYSTEM - A system and method for communicating wirelessly from a mobile device to a remote receiver station is disclosed. The system includes a controller configured to monitor a status of the mobile device and, upon an initiation event, initiate a data transfer process to wirelessly communicate data to the remote receiver station. The system also includes a voice-band modem that, upon initiation of the data transfer process is configured to receive data for transfer to the remote receiver station, divide the source data into a collection source packets, and encode the data using a fountain code encoding protocol to form a series of encoded packets. The voice band modem is also configured to transmit the series of encoded packets to the remote receiver station as a burst including all of the source data and repeatedly transmit the encoded packets until receiving an indication that the series of packets including all of the source data has been received at the receiving station. | 2010-03-18 |
20100067396 | OPTIMIZING THROUGHPUT IN A WIRELESS COMMUNICATION SYSTEM - A method for optimizing throughput in a wireless communication system is disclosed. A target metric is estimated based on previous acknowledgment data. A channel quality indicator offset is determined based on the target metric. A channel quality indicator is adjusted based on the channel quality indicator offset. The channel quality indicator indicates the quality of a wireless transmission channel. | 2010-03-18 |
20100067397 | Method for determining a data transport unit parameter for the communication between two stations in a network of stations, network device adapted to act as a sending station and network device adapted to act as a receiving station in the method - The invention concerns the technical field of a so-called Path MTU (Maximum Transmission Unit) Discovery process between two computing nodes over packet switched networks. On the path between two hosts (H | 2010-03-18 |
20100067398 | METHOD FOR DETERMINING A PATH DISTANCE VALUE AND NETWORK NODES - In a method for determining link and route metrics, in order to determine an optimal path for time-critical transmission such as video telephony or VoIP, for use in routing protocols, the route metric is calculated as the product of the link metrics, wherein the link metrics in turn are calculated from the formula L=1−(1−A | 2010-03-18 |
20100067399 | METHOD AND APPARATUS FOR ANALYZING PROPOSED SERVICE FEATURES IN A COMMUNICATION NETWORK - Method and apparatus for analyzing a proposed service feature in a communication network is described. In one example, a call flow for supporting the service feature in the communication network is created, where at least one network component supports the call flow. First cost data for internally developing the at least one network component is determined. Second cost data for procuring the at least one network component from third party entity is determined. The first cost data and the second cost data are processed to generate a recommendation for either internally developing or externally procuring the at least one network element. | 2010-03-18 |
20100067400 | APPLICATION-LEVEL PROCESSING FOR DEFAULT LTE BEARER IN S-GW - A serving gateway facing a radio access network receives packets, applies deep packet inspect to classify the packet into a predetermined application class, and inserts a marker identifying the class and a QoS associated with the class. The serving gateway assigns the packets to a queue within a default bearer based on the class and the QoS marker. The serving gateway transfers packets through the bearer by processing the queues in accordance with their priority. | 2010-03-18 |
20100067401 | METHODS AND SYSTEMS FOR TRANSMISSION MODE SELECTION IN A MULTI CHANNEL COMMUNICATION SYSTEM - Techniques to select a suitable transmission mode for a data transmission in a multi channel communication system with multiple spatial channels having varying SNRs are presented in this disclosure. For certain embodiments, a closed-loop technique may be applied, in which back-off factors used to calculate an effective SNR value fed back to a transmitter are adjusted. An open-loop rate control scheme is also presented in which a transmitter may select a data rate and number of streams based on whether transmitted packets are received in error at a receiver. | 2010-03-18 |
20100067402 | MIDDLEWARE COMPONENTS FOR BUNDLING SERVICE INVOCATIONS - A machine readable medium having instructions stored thereon to cause the machine to execute a method is provided. The method includes analyzing a received client request and available statistics to determine whether the request is likely to succeed and whether the request should be bundled with other requests. If the request is determined to not be likely to succeed, an error message is outputted to the client. If the request is determined to be likely to succeed but should not be bundled with other requests, a first service provider relevant to the request is invoked. If the request is determined to be likely to succeed and should be bundled with other requests, the request is bundled with the other requests and, subsequently, the first and/or a second service provider relevant to the bundled requests is invoked. The available statistics are then updated. | 2010-03-18 |
20100067403 | DIRECT DEVICE TO DEVICE CONFIGURATION TRANSFER - Systems and methodologies for direct device-to-device transfer of configuration information, such as network information, are provided herein. As described herein, network keys and other information can be transferred from a device that stores and/or utilizes the information to one or more devices to be initialized on a corresponding network. Network information can be communicated using audio tones, light pulses, and/or other similar signals to facilitate transfer of network information using one or more hardware components present at devices involved in the transfer for other purposes and without requiring specialized hardware. Systems and methodologies disclosed herein enable new devices to a network to be programmed by an already-programmed device, thereby reducing the need for off-site network initialization in cases where a small number of devices are to be added to an existing population. In addition, secure transfer of network information without exposing the information in a transferable format is facilitated. | 2010-03-18 |
20100067404 | CLUSTER COUPLER UNIT AND METHOD FOR SYNCHRONIZING A PLURALITY OF CLUSTERS IN A TIME-TRIGGERED NETWORK - The invention relates to a time triggered network used in particular in an automotive network having a plurality of clusters. Each cluster (A-X) includes a plurality of nodes ( | 2010-03-18 |
20100067405 | CORE NETWORK DEVICE, RADIO COMMUNICATION BASE STATION DEVICE, AND RADIO COMMUNICATION METHOD - Disclosed are a core network device, a radio communication base station device, and a radio communication method which continuously provides a multicast service to a terminal connected to eNB in an overlap PA. An M-UPE ( | 2010-03-18 |