42nd week of 2011 patent applcation highlights part 29 |
Patent application number | Title | Published |
20110255338 | Flash memory device and system including the same - The invention provides an operation method of a memory system including a flash memory device. The method includes programming at least one page included in a selected memory block of the flash memory device; and determining the selected memory block or the flash memory device to be invalid, according to whether a loop number of the programmed page is out of a reference loop range. | 2011-10-20 |
20110255339 | METHOD AND SYSTEM FOR ACCESSING A FLASH MEMORY DEVICE - An apparatus, system, and computer-implemented method for controlling data transfer between a plurality of serial data link interfaces and a plurality of memory banks in a semiconductor memory is disclosed. In one example, a flash memory device with multiple links and memory banks, where the links are independent of the banks, is disclosed. The flash memory devices may be cascaded in a daisy-chain configuration using echo signal lines to serially communicate between memory devices. In addition, a virtual multiple link configuration is described wherein a single link is used to emulate multiple links. | 2011-10-20 |
20110255340 | Nonvolatile semiconductor memory and method for testing the same - A nonvolatile semiconductor memory, includes a nonvolatile memory array, a voltage generator circuit that generates a drive voltage which changes depending on a supply voltage and a code, a control circuit that applies the generated drive voltage to the nonvolatile memory array, and a code output circuit that outputs any one of a plurality of codes to the voltage generator circuit, wherein the plurality of codes includes a first code and a second code, wherein the second code is different from the first code, wherein, in a first state, the code output circuit outputs the first code to the voltage generator circuit, and the voltage generator circuit generates the drive voltage according to the first code, and wherein, in a second state, the code output circuit outputs the second code to the voltage generator circuit, and the voltage generator circuit generates the drive voltage according to the second code. | 2011-10-20 |
20110255341 | PROGRAMMING METHODS FOR A MEMORY DEVICE - Methods for programming, memory devices, and memory systems are disclosed. In one such method for programming, a target memory cell is partially programmed to a final target programmed state where the partial programming is verified by applying a ramped voltage having a first voltage range (e.g., where the first voltage range is selected in response to program coupling effects from memory cells adjacent to the target memory cell.) A programming operation following the partial programming operation is performed on one or more adjacent memory cells which is then followed by additional programming of the target memory cell to adjust the memory cell from the partially programmed state to the final programmed state. A ramped voltage having a second voltage range different from the first voltage range is utilized to verify the programming of the target memory cell to the final programmed state. | 2011-10-20 |
20110255342 | MEMORY VOLTAGE CYCLE ADJUSTMENT - The present disclosure includes various method, device, system, and module embodiments for memory cycle voltage adjustment. One such method embodiment includes counting a number of process cycles performed on a first memory block in a memory device. This method embodiment also includes adjusting at least one program voltage, from an initial program voltage to an adjusted voltage, in response to the counted number of process cycles. | 2011-10-20 |
20110255343 | PROGRAMMING IN A MEMORY DEVICE - Methods for programming a memory device and memory devices are provided. According to at least one such method, a selected memory cell is programmed by a series of programming pulses. The series of programming pulses are configured in sets of programming pulses where each set has the same quantity of pulses and each programming pulse in the set has substantially the same amplitude (i.e., programming voltage). The amplitude of the programming pulses of subsequent sets is increased by a step voltage from the previous amplitude. | 2011-10-20 |
20110255344 | CHARGE LOSS COMPENSATION DURING PROGRAMMING OF A MEMORY DEVICE - A selected memory cell on a selected word line is programmed through a plurality of programming pulses that are incremented by a step voltage. After a successful program verify operation, programming of the selected memory cell is inhibited while other memory cells of the selected word line are being programmed. Another program verify operation is performed on the selected memory cell. If the program verify operation fails, a bit line coupled to the selected cell is biased at the step voltage and a final programming pulse is issued to the selected word line. The selected memory cell is then locked from further programming without evaluating the final program verify operation. | 2011-10-20 |
20110255345 | PROGRAMMING NON-VOLATILE STORAGE INCLUDNG REDUCING IMPACT FROM OTHER MEMORY CELLS - A system for programming non-volatile storage is proposed that reduces the impact of interference from the boosting of neighbors. Memory cells are divided into two or more groups. In one example, the memory cells are divided into odd and even memory cells; however, other groupings can also be used. Prior to a first trigger, a first group of memory cells are programmed together with a second group of memory cells using a programming signal that increases over time. Subsequent to the first trigger and prior to a second trigger, the first group of memory cells are programmed separately from the second group of memory cells using a programming signal that has been lowered in magnitude in response to the first trigger. Subsequent to the second trigger, the first group of memory cells are programmed together with the second group of memory cells with the programming signal being raised in response to the second trigger. Before and after both triggers, the first group of memory cells are verified together with the second group of memory cells. | 2011-10-20 |
20110255346 | 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. | 2011-10-20 |
20110255347 | SEMICONDUCTOR MEMORY - A semiconductor memory includes a sense amplifier which operates in response to activation of a sense amplifier enable signal and determines logic held in a nonvolatile memory cell according to a voltage of a bit line, the voltage varying with a cell current flowing through a real cell transistor, a replica cell transistor coupled in series between a first node and a ground line, and a timing generation unit. The timing generation unit activates the sense amplifier enable signal when the first node coupled to the ground line via the replica cell transistor changes from a high level to a low level. The replica cell transistor includes a control gate receiving a constant voltage and a floating gate coupled to the control gate. Thus, the activation timing of the sense amplifier can be optimally set in accordance with the electric characteristic of the memory cell. | 2011-10-20 |
20110255348 | Non-Volatile Memory Cell with BTBT Programming - A Non-Volatile Memory (NVM) cell and programming method in which the cell can denote at least two logic levels (e.g., 0 and 1) and includes a read-transistor with a floating gate and a Band-To-Band-Tunneling device (BTBT device) sharing the floating gate with the read transistor. | 2011-10-20 |
20110255349 | METHOD OF OPERATING NON-VOLATILE MEMORY CELL - A method of operating a memory cell for 3D array of this invention is described as follows. Carriers of a first type are injected into a charge storage layer of the memory cell by applying a double-side biased (DSB) voltage to double sides of the memory cell. Carriers of a second type are injected into the charge storage layer by applying FN voltages. | 2011-10-20 |
20110255350 | METHOD OF OPERATING MEMORY CELL - A method of operating a memory cell is provided. The memory cell has first, second, third and fourth storage regions in a charge-storage layer between a substrate and a word line. The first and second storage regions are respectively adjacent to lower and upper portions at one side of the protruding part of the substrate, and the third and fourth storage regions are respectively adjacent to lower and upper portions at the other side of the same. The second and third storage regions are regarded as a top storage region. When the top storage region is programmed, a first positive voltage is applied to the word line, a second positive voltage is applied to a top bit line in a top portion of the protruding part, and a bottom voltage is applied to first and second bottom bit lines in the substrate beside the protruding part respectively. | 2011-10-20 |
20110255351 | Level Shifter with Embedded Logic and Low Minimum Voltage - In one embodiment, a level shifter circuit may include a shift stage that also embeds transistors that implement a logic operation on two or more inputs to the level shifter. At least one of the inputs may be sourced from circuitry that is powered by a different power supply than the level shifter and circuitry that receives the level shifter output. Additionally, the level shifter includes one or more dummy transistors that match transistors the perform the logic operation, to improve symmetry of the level shifter circuit. In some embodiments, certain design and layout rules may be applied to the level shifter circuit to limit variation in the symmetry over various manufacturing variations. | 2011-10-20 |
20110255352 | ELECTRONIC CIRCUIT - An electronic circuit for which a coil | 2011-10-20 |
20110255353 | SEMICONDUCTOR INTEGRATED CIRCUIT - A temperature sensing circuit activates a sensing signal when sensing that a temperature inside a semiconductor integrated circuit is lower than a predetermined temperature. A heat generation control circuit activates a heat generation control signal when the sensing signal is activated. When the heat generation control signal is activated, a current is generated inside a memory circuit to raise the temperature inside the semiconductor integrated circuit. | 2011-10-20 |
20110255354 | SEMICONDUCTOR INTEGRATED CIRCUIT - Provided is a semiconductor integrated circuit according to an exemplary aspect of the present invention including a data transmitting circuit that transmits data in parallel through a plurality of signal lines and a data receiving circuit that receives the data. The data transmitting circuit includes a plurality of data output circuits that output the data in a data transmission mode or set an output to a high impedance state in a HiZ mode, a plurality of data selection circuits that select one of the data and fixed data and output the selected data to the data output circuits, and a control circuit that controls the data output circuits to output the fixed data during a period between a time when a mode is switched from the HiZ mode to the data transmission mode and a time when the data output circuits start to output the data. | 2011-10-20 |
20110255355 | Leakage and NBTI Reduction Technique for Memory - In one embodiment, an integrated circuit includes a logic circuit and a memory circuit that includes multiple bit lines and bit line precharge circuits. The memory circuit may include level shifters for control signals generated from logic circuit inputs, and particularly there may be one or more level shifters that generate precharge enable signals to control the bit line precharge circuits. The level shifters for the bit line precharge circuits may also be controlled, during periods of time that the memory circuit is idle, by an input control signal (FloatBL herein). If the FloatBL signal is asserted, the bit line precharge circuits may be disabled to float the bit lines. In some embodiments, the FloatBL signal may also disable bit line bit line hold circuits on the bit lines. In some embodiments, when the memory circuit is exiting an idle state, the bit line precharge circuits may be enabled in a staggered fashion. | 2011-10-20 |
20110255356 | SEMICONDUCTOR MEMORY DEVICE AND OPERATION METHOD THEREOF - A semiconductor memory device includes a clock synchronizing unit for receiving a first power voltage through a first power voltage terminal, and an additional power voltage providing unit for additionally providing a second power voltage to the first power voltage terminal for a predetermined period after leaving a power down mode. | 2011-10-20 |
20110255357 | DYNAMIC RANDOM ACCESS MEMORY (DRAM) REFRESH - A method for refreshing a Dynamic Random Access Memory (DRAM) includes performing a refresh on at least a portion of the DRAM at a first refresh rate, and performing a refresh on a second portion of the DRAM at a second refresh rate. The second portion includes one or more rows of the DRAM which do not meet a data retention criteria at the first refresh rate, and the second refresh rate is greater than the first refresh rate. | 2011-10-20 |
20110255358 | Semiconductor device having floating body type transistor - A semiconductor device comprises a floating body type transistor and first and second circuits. The transistor has a floating body and a source-drain path inserted between first and second circuit nodes. The first circuit supplies a first signal to the gate of the transistor, and the first signal changes between a first logic level that holds the transistor in a non-conductive state and a second logic level that directs the transistor into a conductive state. The second circuit supplies a first voltage level near the second logic level to the first circuit node and supplies a second voltage level near the second logic level to the second circuit node, each as a level in a state where the transistor is not utilized. Thereby the gate capacitance of the transistor can be kept small as viewed from the gate, and high-speed operation and a reduction in consumption current can be achieved. | 2011-10-20 |
20110255359 | Sense-Amplification With Offset Cancellation For Static Random Access Memories - An offset cancellation scheme for sense amplification is described. The scheme consists of group of transistors which are selectively coupled to high and low voltage levels via multi-phase timing. This results in a voltage level on nodes of interest which are a function of transistor mismatch. The resulting voltage levels act to compensates for the transistor mismatch, thereby improving the reliability of the sense amplifier in the presence of process non-idealities. The offset cancellation scheme is applicable to numerous types of sense amplifiers. | 2011-10-20 |
20110255360 | SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR CONTROLLING THE SAME - A semiconductor memory device includes a memory cell array having plural memory cells that require a refresh operation when retaining data; a read/write control unit that performs read-access or write-access of memory cell address specified for the memory cell array based on instructions from the outside; a refresh control unit that performs hidden-refresh of memory cells without control from the outside; and a schedule control unit that makes the refresh control unit perform hidden-refresh after the read/write control unit read-accesses the memory cell array, and that also makes the refresh control unit perform hidden-refresh before the read/write access control unit performs write-access. | 2011-10-20 |
20110255361 | MULTI-PORT MEMORY HAVING A VARIABLE NUMBER OF USED WRITE PORTS - A multi-port memory is operated according to a method. Data is written, in a first mode, to a storage node of a memory cell from a first port through a first conductance. The first mode is characterized by a power supply voltage being applied at a power node at a first level. Data is written, in a second mode, to the storage node of the memory cell simultaneously from the first port through the first conductance and a second port through a second conductance. The second mode is characterized by the power supply voltage being applied at the power node at a second level different from the first level. | 2011-10-20 |
20110255362 | READ COMMAND TRIGGERED SYNCHRONIZATION CIRCUITRY - A system having a processor, a memory controller coupled to said processor, a plurality of dynamic random access memory (DRAM) chips coupled to said memory controller and at least one of said DRAM chips comprising a clock synchronization circuit to receive a reference clock signal and to output a synchronized clock output signal. The system has a plurality of signal buses coupling the processor to the memory controller and the memory controller to said DRAM chips. The signal line conveys signals from said memory controller to said clock synchronization circuit to turn on and off the clock synchronization circuit according to control logic. A memory READ command triggered clock synchronization mode turns on a clock synchronization circuit only for memory READ operations. The clock synchronization circuit achieves a signal lock with the reference clock signal in less time than the column address strobe latency. Precise memory READ operations are thus possible without wasting power when such operations are not performed by allowing the clock synchronization circuitry to be turned off. | 2011-10-20 |
20110255363 | METERING APPARATUS AND METHOD FOR INTRODUCING A POWDERY MEDIUM INTO A FLUID - A metering apparatus for introducing a powdery medium into a fluid includes a mixing vessel that can be filled with a fluid and a metering unit for the powdery medium. The metering unit has an inlet for the powdery medium, an inlet for a compressed gas and an outlet extending towards the mixing vessel, through which the powdery medium and the compressed gas can be discharged into the mixing vessel. | 2011-10-20 |
20110255364 | POWDER/PARTICULATE MATERIAL AGITATOR - An agitator | 2011-10-20 |
20110255365 | APPARATUS FOR MIXING A POWDERY MEDIUM WITH A FLUID - An apparatus for mixing a powdery medium with a fluid includes a mixing vessel which can be filled with the fluid and which has a feed for the fluid, an inlet for the powdery medium and an outlet for the fluid mixed with the powdery medium, and at least one mixing screen which divides the mixing vessel into a first section which includes the feed and a second section which includes the inlet. | 2011-10-20 |
20110255366 | Electrical power system for towed electromagnetic survey streamers - A marine electromagnetic receiver cable includes a plurality of signal processing modules disposed at spaced apart locations along the receiver cable. A power supply line is connected to each of the signal processing modules and to an electric current source. A current regulation device is connected in the power supply line proximate each signal processing module. The current regulation devices are connected such that an amount of current flowing through the power supply line is substantially constant. At least one electromagnetic receiver is functionally coupled to an input of each signal processing module. | 2011-10-20 |
20110255367 | Active Steering for Marine Seismic Sources - A seismic survey system having a source array ( | 2011-10-20 |
20110255368 | Method for 2D and 3D electromagnetic field measurements using a towed marine electromagnetic survey system - A method for acquiring electromagnetic data in at least two dimensions includes towing a first streamer cable behind a vessel in a body of water, the first streamer cable including a reference line extending substantially along the entire length thereof, a plurality of spaced apart measuring electrodes electrically insulated from the reference line and a voltage measuring circuit functionally coupled between each measuring electrode and the reference line. At least a second streamer cable is towed at corresponding distance from the vessel. The second streamer cable is configured substantially as the first streamer cable. The second streamer cable is displaced from the first streamer cable in one of a horizontal plane and a vertical plane. At selected times an electromagnetic field is imparted into the water. Voltage difference is determined between each measuring electrode and the reference line, and a difference between voltages measured at least one electrode on each of the first and second streamer cables is determined. | 2011-10-20 |
20110255369 | System and method for gathering marine geophysical data - A system comprises marine geophysical equipment, adapted for towing through a body of water; and tightly fitting covers, attached to the marine seismic equipment, to fill-in indentations in the marine geophysical equipment, for gathering marine geophysical data. A method comprises marine geophysical equipment having tightly fitting covers, to fill-in indentations in the marine geophysical equipment, attached thereto, for gathering marine geophysical data. | 2011-10-20 |
20110255370 | METHODS AND APPARATUS TO IMAGE SUBSURFACE FORMATION FEATURES - Methods of and apparatus to image one or more subsurface formation features are disclosed. An example method includes generating acoustic waves with a transmitter and receiving the acoustic waves and acoustic data contained therein at one or more receivers. The example method also includes extracting one or more S-S, P-S or S-P reflected waveform data from the acoustic data, estimating a dip of the one or more subsurface formation features, migrating the one or more S-S, P-S or S-P reflected waveform data with the estimated dip and mapping the migrated one or more S-S, P-S or S-P reflected waveform data. In addition, the example method includes identifying one or more permeable subsurface formation features using the mapped migrated one or more S-S, P-S or S-P reflected waveform data. | 2011-10-20 |
20110255371 | Hydrocarbon Detection With Passive Seismic Data - Method for using seismic data from earthquakes to address the low frequency lacuna problem in traditional hydrocarbon exploration methods. Seismometers with frequency response Select Receivers of Desired Frequency Ranges and Design Survey Seismometer Configuration down to about | 2011-10-20 |
20110255372 | COMPENSATION FOR DEPTH FINDERS - System and methods are disclosed for compensating a depth signal for a depth finder of a boat. In one embodiment, a compensation system is implemented between the depth finder and a transducer mounted on the boat. The compensation system receives a depth signal (i.e., a plurality of electrical impulses) from the transducer that directs sound waves toward the bottom of a body of water. The compensation system also monitors a change in elevation of the transducer, such as due to waves rocking the boat. The compensation system then compensates the depth signal based on the change in elevation, and provides the compensated depth signal to the depth finder. | 2011-10-20 |
20110255373 | Non Destructive Testing Device and Method for Detecting Possible Anomalies of a Wall Thickness - The invention relates to a nondestructive testing device for detecting possible thickness anomalies (Ve) of a wall (P), this device comprising a sensor ( | 2011-10-20 |
20110255374 | Method for Finding Range and Bearing to Underwater Object - A method for localizing the range and bearing of a distant underwater object includes firing a preselected number of supercavitating projectiles sequentially from a firing location such that each projectile tracks along substantially the same trajectory. Supercavitating pellets are dispersed from a projectile at a pre-selected range. Acoustic signals are sensed to detect acoustic signals caused by supercavitating pellet impact with an object. These signals can be processed to determine the range and bearing to the object. In further steps the range and bearing can be used to aim the projectiles. | 2011-10-20 |
20110255375 | ACOUSTIC WAVE TRANSDUCER AND SONAR ANTENNA WITH IMPROVED DIRECTIVITY - The invention relates to an acoustic wave transducer that includes at least one electroacoustic motor ( | 2011-10-20 |
20110255376 | ANALOG TIME INDICATING DEVICE FOR AN INSTRUMENT PANEL OF A VEHICLE - An analog time indicating device for an instrument panel of a vehicle includes one or several clock faces with one or several means each for indicating the arrival time and/or the remaining travel time, wherein as means for indicating the arrival time and/or the remaining travel time, one or several mechanical hands are provided; an interface for integrating the analog time indicating device into data systems for receiving information from the vehicle, a navigation system provided in the vehicle included; a micro processor for processing and forwarding information from the navigation device; and one or several drive units, which are controllable by the micro processor, serving to drive the means for indicating the arrival time and/or the remaining travel time on the clock face. | 2011-10-20 |
20110255377 | TIME INFORMATION ACQUISITION APPARATUS AND RADIO WAVE TIMEPIECE - A time information acquisition apparatus comprises an input waveform data pattern generator configured to sample a standard time radio wave signal in order to generate an input waveform data pattern, a predicted waveform data pattern generator configured to generate predicted waveform data patterns, represents a string of codes based on a base time, and has a head position, an error detector configured to detect non-coincidence between the input waveform data pattern and each of the predicted waveform data patterns in order to acquire a number of errors indicative of a number of non-coincidences, a current time correction module configured to correct the base time based on the predicted waveform data pattern indicative of a minimum value of the number of errors, and a controller configured to determine the number of predicted waveform data patterns to be generated. | 2011-10-20 |
20110255378 | PACKAGE MANUFACTURING METHOD, PIEZOELECTRIC VIBRATOR, OSCILLATOR, ELECTRONIC DEVICE, AND RADIO-CONTROLLED TIMEPIECE - A method of manufacturing a package capable of sealing an electronic component in a cavity formed between a plurality of substrates bonded to each other includes a penetration electrode forming step of forming a penetration electrode which passes through a first substrate of the plurality of substrates in the thickness direction and which electrically connects the inside of the cavity and the outside of the package to each other. The package manufacturing method is characterized in that the penetration electrode forming step includes a through hole forming step of forming a through hole for disposing the penetration electrode in the first substrate and a filling step of filling a filler into the through hole under a decompressed atmosphere. | 2011-10-20 |
20110255379 | DIGITAL WRISTWATCH, DIGITAL WATCH, AND DIGITAL CLOCK - Digital wristwatch, digital watch, and digital clock. For example, a digital wristwatch comprises: a clocking module able to track: (a) current real time, and (b) rounded time; and a display unit able to display at least the rounded time. Additionally or alternatively, the digital wristwatch comprises: a clocking module able to determine current real time; a rounding unit able to determine that the real current time is at least two seconds prior to a rounded horological hour, and able to calculate rounded-up horological information; and a display unit able to display the rounded-up horological hour. | 2011-10-20 |
20110255380 | High Resolution Time Measurement in a FPGA - Various techniques are described for high resolution time measurement using a programmable device, such as an FPGA. The timing may be triggered by any event, depending on the applications of use. Once triggering has occurred, a START pulse begins propagating through the FPGA. The pulse is able to propagate through the FPGA in a staggered manner traversing multiple FPGA columns to maximize the amount of time delay that may be achieved while minimizing the overall array size, and thus minimizing the resource utilization, of the FPGA. The FPGA timing delay is calibrated by measuring for the linear and non-linear differences in delay time of each unit circuit forming the staggered delay line path for the timing circuit. The FPGA is able to achieve nanosecond and sub-nanosecond time resolutions and thus may be used in applications such as various time of flight systems. | 2011-10-20 |
20110255381 | FORMAT DETERMINING APPARATUS - A pick-up of a format determining apparatus irradiates light to an optical disk to generate a reproduction signal. A signal processing unit decodes the reproduction signal to generate main data. A CD-ROM decoder decodes the main data. A CD-ROM determining unit determines whether or not the main data is in a CD-ROM format, based on the decoded main data. A reproduction signal determining unit determines whether or not the reproduction signal is normal when the main data is not in the CD-ROM format. A system control unit determines that the main data is in a CD-DA format, when the main data is not in the CD-ROM format, and when the reproduction signal is normal. | 2011-10-20 |
20110255382 | RECORDING DETERMINATION APPARATUS AND RECORDING DETERMINATION PROGRAM - A movement device of a recording determination apparatus moves a pickup in a radial direction of an optical disc. The pickup irradiates laser light to the optical disc to output an electric signal, based on reflected light from a laser spot. A control device acquires address information relating to an arrangement position of the laser spot, based on the electric signal. The control device controls the movement device to move the laser spot from a data area to a recordable area. The control device determines whether or not data is recorded in the recordable area, based on the electric signal until a reference time has elapsed from a border potion between the data area and the recordable area, the border portion being specified based on the address information. | 2011-10-20 |
20110255383 | MEDIUM TRANSPORTING MECHANISM AND MEDIUM PROCESSING APPARATUS HAVING THE SAME - A medium transporting mechanism for transporting one of stacked media each of which has a hole is provided. A holder is provided on a movable transporting arm and holds the one of the media. A guide is provided in the transporting arm, the guide has a tapered surface that is inclined with respect to an axis of the guide. The tapered surface is configured to be brought into contact with an inner surface of the hole of the one of the media when the guide is inserted into the hole of the one of the media. The tapered surface includes a first surface on a tip end portion of the guide and a second surface on a base end portion of the guide. An inclined angle of the first surface with respect to the axis of the guide is greater than an inclined angle of the second surface with respect to the axis of the guide. | 2011-10-20 |
20110255384 | BOOKMARKING DIGITAL CONTENT ON BLU-RAY DISCS - Described herein is a method of creating a bookmark to access digital content, including content on a Blu-ray disc. The method calls for extracting title and playlist information from a playback state corresponding to a specified location within the digital content; and creating a synthetic navigation stream to initiate playback of the digital content at the specified location. | 2011-10-20 |
20110255385 | SYSTEM COMPRISING AN OPTICAL DISC AND AN APPARATUS FOR READING OF RESPECTIVE DATA - The optical disc comprises a substrate layer and a data layer disposed on the substrate layer, the data layer having a mark/space data structure arranged in tracks which are arranged in groups being separated each by a land section. The tracks of the groups are each arranged as a spiral, and the start of a track of a consecutive group begins at a position corresponding with the end of a track of a preceding group. A group comprises advantageously an inner track, a center track and an outer track. The optical disc comprises in a preferred embodiment a nonlinear layer with a super-resolution structure and the track pitch between neighboring tracks within a group is below the diffraction limit of a corresponding pickup for reading of data. Further, a tracking method is described which does not rely on tracking offsets to detect the inner and outer tracks of a group. | 2011-10-20 |
20110255386 | OPTICAL DISC DEVICE - The optical disc device has a circuit which forms a focus error signal for focus servo control based on reflection light from an optical disc exposed to laser light. Also, the device has a data processing unit which can control by feedback a position to which an objective lens is moved by a focusing actuator based on a focus error signal. In label printing, the data processing unit controls, by feedforward, a position to which the objective lens is moved by the focusing actuator based on control data for label printing. The operation resolution of the focusing actuator in feedforward control is made higher than that in feedback control. Thus, an intended position control accuracy is achieved in feedforward control. For instance, in feedforward control, the gain of the driver circuit for the focusing actuator is switched to a smaller one in comparison to that in feedback control. | 2011-10-20 |
20110255387 | BCA RECORDING DEVICE FOR OPTICAL DISC, OPTICAL DISC REPRODUCING DEVICE, AND RECORDABLE OPTICAL DISC - A method for recording information which cannot be easily copied on a BCA is provided so as to prevent pirated copies from being made. The BCA recording device for optical discs records, on the BCA on an optical disc, identifying information unique to the optical disc. The BCA recording device is provided with: a BCA data generating section which generates BCA mark signals and BCA code signals which indicate the identifying information; a BCA mark generating section which, based on the BCA mark signals, generates BCA marks by recording marks on the recording film in the BCA on the optical disc, thereby partially changing the reflectance of the recording film; and a BCA code generating section which, based on the BCA code signals, generates BCA codes by partially removing the recording film on the BCA. | 2011-10-20 |
20110255388 | PATTERN WRITING SYSTEM AND METHOD AND ABNORMALITY DIAGNOSING METHOD - Reflected and scattered electrons generated by emitting an electron beam onto a substrate are detected by a detecting unit. The product of the area (S | 2011-10-20 |
20110255389 | DUBBING DEVICE FOR DUBBING DATA - The present invention is a dubbing device for dubbing data from a portable first recording medium such as a CD-DA (compact disc digital audio) to a second recording medium such as a hard disk drive (HDD), in which dubbing to the second recording medium with a large capacity is automatically carried out when reproducing data from the first recording medium. When data is reproduced from the first recording medium, database means is searched on the basis of identification information for the first recording medium and execution control of dubbing is performed in accordance with the result of search for recording history information. For example, whether or not data to be reproduced from the first recording medium has been already recorded on the second recording medium is discriminated, and dubbing is carried out if the data to be reproduced data has not been recorded on the second recording medium. | 2011-10-20 |
20110255390 | OPTICAL ELEMENT, OPTICAL APPARATUS, OPTICAL PICKUP, OPTICAL INFORMATION PROCESSING APPARATUS, OPTICAL ATTENUATOR, POLARIZATION CONVERSION ELEMENT, PROJECTOR OPTICAL SYSTEM, AND OPTICAL APPARATUS SYSTEM - A disclosed optical element includes three or more sub-wavelength convexo-concave structures having pitches less than a wavelength of an incident light incident to the optical element and having groove depths equal to each other and a periodic structure having the three or more sub-wavelength convexo-concave structures, the pitch of the periodic structure greater than the wavelength of the incident light, in which a predetermined polarization direction of the incident light is diffracted mainly into a specific order. | 2011-10-20 |
20110255391 | HOLOGRAM RECORDING AND REPRODUCING DEVICE AND METHOD FOR RECORDING HOLOGRAM - A hologram recording and reproducing device controls an optical beam output from an external cavity semiconductor laser to improve a diffraction efficiency. The hologram recording and reproducing device includes an external cavity laser, a photodiode, a laser drive circuit and a laser diode controller. The external cavity laser has a laser diode adapted to emit an optical beam that is used to generate data light and reference light with which a hologram recording medium is irradiated. The photodiode detects the amount of the optical beam output from the external cavity laser. The laser drive circuit supplies a current to the external cavity laser. The laser diode controller controls the laser drive circuit to ensure that a value obtained by integrating the detected intensity of the optical beam with respect to time over a predetermined period is equal to predetermined recording energy. | 2011-10-20 |
20110255392 | OPTICAL PICKUP DEVICE - A semiconductor laser emits infrared laser light for CD and red laser light for DVD. A collimator lens and a CD/DVD objective lens have optical axes thereof aligned with an optical axis of the infrared laser light. The CD/DVD objective lens is mounted on a holder to be inclined in such a direction as to suppress inherent coma aberration of the CD/DVD objective lens, and to suppress astigmatism generated in the red laser light from a state in parallel to a reference plane of the holder. | 2011-10-20 |
20110255393 | Hydrodynamic bearing assembly, motor provided with hydrodynamic bearing assembly and recording disc driving device equipped with motor - There is provided a hydrodynamic bearing assembly that includes: a sleeve with an axial hole into which a shaft is inserted; a radial dynamic pressure unit formed on at least one of an outer diameter of the shaft and an inner diameter of the sleeve; and a sub-radial dynamic pressure unit formed on at least one of the outer diameter of the shaft and the inner diameter of the sleeve in an upper part in an axial direction of the radial dynamic pressure unit, wherein an oil interface formed in an axial hole between the radial dynamic pressure unit and the sub-radial dynamic pressure unit moves up toward the sub-radial dynamic pressure unit as the temperature of a motor rises due to driving of the motor. | 2011-10-20 |
20110255394 | System and Method for SSS Detection Under Carrier Frequency Offset in an Orthogonal Frequency-Division Multiple Access Downlink Channel - A system and method for SSS detection under carrier frequency offset in an orthogonal frequency-division multiple access (OFDMA) downlink channel. A processor receives a signal sample that includes a transmission on a primary synchronization signal (PSS) and a transmission on a one secondary synchronization signal (SSS). The processor determines a correlation “P” of a first symbol transmitted in the PSS of the signal sample to a first known symbol at each time “t” of time increments k of the signal sample and a correlation “S” of a second symbol transmitted in the a SSS to a second known symbol at each time t-.5/7msecs. The processor receives a candidate phase rotation of θ | 2011-10-20 |
20110255395 | METHOD FOR CONSTRUCTING SPACE-TIME/SPACE-FREQUENCY CODE, AND TRANSMITTING METHOD AND APPARATUS - A method for constructing a space-time/space-frequency code, and a transmitting method and apparatus are provided, which relate to the field of wireless communication technologies. The method for constructing a space-time/space-frequency code includes: classifying at least two transmitter antennas into K groups, and classifying information symbols into K′ groups; constructing a Toeplitz matrix for information symbols in each group according to the number of transmitter antennas in a transmitter antenna group; and substituting the Toeplitz matrix for nonzero elements in an Orthogonal Space-Time Block Coding (OSTBC) matrix that is based on K and K′, and when the OSTBC matrix comprises a zero element, substituting a zero matrix with a corresponding dimension, for the zero element. The space-time code constructed with the above method has orthogonality. | 2011-10-20 |
20110255396 | SYSTEM FOR AUTOMATICALLY RESETTING AN ELECTRICAL CONNECTION FOR NETWORK ENABLED EQUIPMENT - A system for automatically resetting an electrical connection for selected equipment for a specific period of time and a specific number of attempts using electrical inputs and outputs connected to one or more than one controllable circuit breaker and at least one microprocessor that monitors the network connection. | 2011-10-20 |
20110255397 | SYSTEMS AND METHODS OF IMPROVING THE QUALITY OF VOIP COMMUNICATIONS - Methods of addressing problems in a voice over Internet protocol (VOIP) telephony system include collecting data on network events, analyzing the data, and taking corrective action when possible. If an IP telephony device is registering with the VOIP telephony system more frequently than necessary, which can indicate the IP telephony device is unnecessarily jumping between proxy services, the IP telephony device is instructed to re-initialize itself. If an IP telephony device sends two successive stay alive registration messages to a proxy server from different ports of a router, which can indicate that a router pinhole is closing between stay alive messages, then the IP telephony device is instructed to send stay alive registration messages more frequently. If data packet statistics indicate that an IP telephony device is experiencing a jitter problem, the IP telephony device is instructed to increase the size of a data buffer for incoming data packets. If data packet statistics indicate that an IP telephony device is experiencing an enduring bandwidth problem or an enduring data packet loss problem, the IP telephony device is instructed to adopt a new encoding algorithm with greater data compression. | 2011-10-20 |
20110255398 | COMMUNICATION APPARATUS AND CONTROL METHOD THEREOF - A communication apparatus (receiving apparatus) configured to receive a communication parameter selects, when an access point itself is active as a providing apparatus or the communication apparatus detects an access point (active access point) that is communicatable with an active providing apparatus, the access point as the access point to be connected using wireless connection. If the communication apparatus does not detect an active access point, the communication apparatus selects an access point (setup-completed access point) which is configured with a communication parameter that is different from the one that is set at the time of initialization, as the access point to be connected using wireless connection. | 2011-10-20 |
20110255399 | Network Nodes - A network node comprising at least one network interface the network node arranged to form network links to other network nodes through the or each network interface, each network link being to a neighbouring one of the other network nodes, the network node arranged to determine whether data transmitted over the links to the relevant neighbouring network nodes is successfully received. Should the network node make a first determination that data sent over a given network link to a neighbouring node has not been successfully received, the network node temporarily disables the entry for that network link in a memory for a period of time, such that the network node does not send data to the neighbouring node over the given network link during the period of time, but then subsequently re-enables the entry after the period of time has elapsed. Should the network node make a subsequent determination that data sent over the given network link to the neighbouring network node has not been successfully received, the network node deletes the entry from the memory. | 2011-10-20 |
20110255400 | METHOD AND APPARATUS FOR REFLECTING FORWARDING PLATE UTILIZATION IN CONTROL PLANE - A method is provided that includes setting a first oversubscription factor of a control plane for an interface, measuring forwarding plane utilization on the interface, and calculating a second oversubscription factor of the control plane for the interface using the measured forwarding plane utilization as compared with a target forwarding plane utilization on the interface. The method also includes determining whether to update the first oversubscription factor based upon the calculated second oversubscription factor. | 2011-10-20 |
20110255401 | PROCEDURE FOR BASIC SERVICE SET (BSS) LOAD MANAGEMENT IN WLAN SYSTEM - Provided are a basic service set (BSS) load management procedure and a quiet interval setup procedure in a wireless local area network (WLAN) system. The WLAN system uses a bonding channel, and an access point (AP) of the WLAN system provides BSS load information regarding a channel having a bandwidth less than or equal to a bandwidth of the bonding channel (e.g., each of channels of 20 MHz, 40 MHz, 60 MHz, and 80 MHz) to STAs of the WLAN system. The BSS load information may be specified by an extended BSS load element. The AP transmits the extended BSS load element to the STAs by including the BSS load information to a beacon frame or a probe response frame. | 2011-10-20 |
20110255402 | Multiplexed Data Stream Circuit Architecture - An apparatus comprising an ingress controller configured to receive a data frame comprising a high priority data and a low priority data, and an ingress buffer coupled to the ingress controller and configured to buffer the low priority data, wherein the high priority data is not buffered. Also disclosed is a network component, comprising an ingress controller configured to receive a data stream comprising high priority data and low priority data, and an ingress buffer coupled to the ingress controller and configured to receive, buffer, and send the low priority data, and further configured to receive a flow control indication, wherein the ingress buffer varies an amount of the low priority data sent from the ingress buffer in accordance with the flow control indication. | 2011-10-20 |
20110255403 | System and Method for Controlling Network Congestion - A method for controlling network congestion includes estimating a queue size, entering a first mode of operation if the estimated queue size is below a first threshold, and entering a second mode of operation if the estimated queue size is above a second threshold. | 2011-10-20 |
20110255404 | System And Method For Data Channel Management - In a wireless communications network, a method includes monitoring a data load associated with at least one base station in the network, determining whether a network usage of a subscriber of the network exceeds a threshold and if the subscriber's network usage exceeds the threshold, reducing a data rate available to the subscriber based at least in part on the data load thus monitored. | 2011-10-20 |
20110255405 | METHOD FOR OPERATING A MULTIPORT MAC BRIDGE HAVING PORTS WHICH CAN BE SWITCHED OFF ACCORDING TO AN ISOCHRONOUS DATA STREAM AT ONE PORT OR PORT PAIR IN ETHERNET LANS - In the method for operating a multi-port bridge for the routing, differentiated in accordance with traffic classes, of data packets which are subdivided into different priority classes in accordance with the IEEE802.1D standard, an additional traffic class “isochronous channel” is introduced. The multi-port bridge is configured in such a manner that at least one predetermined port in the case of unidirectional transmission and at least one predetermined port pair in the case of bidirectional transmission is operated in the “forwarding” state in which the predetermined port or the predetermined port pair forwards data packets of the additional traffic class IC from a queue. During the forwarding, all ports are deactivated with the exception of the predetermined port or port pair. The isochronous data stream is not restricted to one port or port pair but can be executed several times in dependence on the data rate of the transmission channel. | 2011-10-20 |
20110255406 | Method of Load Balancing and Related Communication Device - A method of load balancing for a first network in a wireless communication system is disclosed. The method comprises receiving a radio resource control (RRC) connection request message from a mobile device, wherein the RRC message includes a specific cause; and not redirecting the mobile device to a second network according to the CS establishment cause. | 2011-10-20 |
20110255407 | RADIO BASE STATION AND MOBILE COMMUNICATION METHOD - A radio base station (eNB) according to the present invention includes: a first reception unit ( | 2011-10-20 |
20110255408 | TRAFFIC ANALYSIS OF DATA FLOWS - A device includes a memory, flow table logic, sampling logic, and a processing unit. The memory is configured to store a flow table that stores, as a number of entries, statistics regarding a number of data flows. The flow table logic is configured to generate records corresponding to data flows for which entries are created in the flow table or removed from the flow table. The sampling logic is configured to select one of the data flows for sampling and sample initial data units for the one of the data flows. The processing unit is configured to receive the records generated by the flow table logic, receive the initial data units sampled by the sampling logic, analyze the initial data units to generate analysis results, correlate the records and the analysis results associated with a same one of the data flows, and store the correlated records and analysis results. | 2011-10-20 |
20110255409 | CONTROL STATION, MOBILE STATION AND MOBILE COMMUNICATION SYSTEM | 2011-10-20 |
20110255410 | Congestion control method and devices - A method for congestion response in a communication system that comprises routing capability over a first type network and a second type network is described. The method comprises: —receiving a congestion indication for resources on a route to a target through the first type network, —storing the congestion indication associated to the route, —upon receiving a subsequent request for initiating a set-up of a call on the route, —checking if a congestion indication exists for the route, and—establishing the call on an alternative route to the target through the second type network if said congestion indication exists. | 2011-10-20 |
20110255411 | Converter/Multiplexer for Serial Bus - This disclosure relates to a converter/multiplexer and associated method of use therefor or converting and multiplexing parallel inputs, a modem, a GPS, or even modem information into a single multimaster broadcast serial bus standard for connecting electronic control units, and more specifically, to a multiplexer for transforming analog, digital, frequency, GPS, or modem inputs into a CAN bus data transmittal over LAN and/or PAN and interrelation with a similarly equipped receiving module. Further, the converter/multiplexer is used alone or in a group as part of a larger system for multiplexing and demultiplexing signals for serial bus processing and also for guidance when the converters are cabled by operators using stored configurations. | 2011-10-20 |
20110255412 | SYSTEMS, APPARATUS AND METHODS TO FACILITATE SIMULTANEOUS TRAFFIC-IDLE OR IDLE-IDLE DEMODULATION - Systems and methods for facilitating simultaneous operations are provided. The methods can include monitoring a common channel to evaluate cells or sectors in an active set, wherein monitoring is performed by a user equipment having a single receiver chain configured to receive traffic and idle information. The methods can also include demodulating channels, using the single receiver chain, including demodulating one or more emergency alerts, wherein demodulating is performed for a radio access technology and a protocol stack associated with the radio access technology. | 2011-10-20 |
20110255413 | Communication Apparatus and ID Packet Recognition Method Thereof - A communication apparatus is provided. The communication apparatus includes an RF module and a scan module coupled to the RF module. The RF module receives an RF signal and generates an intermediary signal corresponding to the RF signal. The scan module recognizes a time-domain pattern corresponding to the intermediary signal, and determines whether the RF signal comprises an ID packet according to the recognized time-domain pattern. | 2011-10-20 |
20110255414 | Communication Apparatus and Bluetooth ID Packet Recognition Method Thereof - A communication apparatus is provided. The communication apparatus includes an RF module, a down converter coupled to the RF module and a detector coupled to the down converter. The RF module receives an RF signal. The down converter down converts the RF signal in response to a channel select signal to generate a converted signal, wherein the channel select signal controls the down converter to alternately sweep a plurality of scan trains during a scan frame, and each of the scan trains comprises a plurality of channels. The power detector determines whether the RF signal comprises an ID packet according to the converted signal corresponding to the channels of the plurality of scan trains. | 2011-10-20 |
20110255415 | TRANSMITTING APPARATUS, TRANSMITTING AND RECEIVING APPARATUS, COMMUNICATION SYSTEM, AND COMMUNICATION METHOD - In a vehicle-side transmitting apparatus that applies a multi-link system employing a logical plurality of communication lines and includes a transmitting unit that transmits transmission data that should be transmitted to a receiving apparatus of a communication partner, the transmitting unit monitors changes in transmission rates of communication lines A to C, calculates, based on rated transmission rates, information concerning changes in the communication lines A to C, and a transmission time until data that should be transmitted to a ground-side receiving apparatus is completed to be transmitted to the ground-side receiving apparatus, fluctuating transmission rates of the communication lines A to C, and determines, based on the calculated transmission rates, allocation amounts to the communication lines of data that should be transmitted this time. | 2011-10-20 |
20110255416 | TELEPHONE WITH AUTOMATIC SWITCHING BETWEEN CELLULAR AND VOIP NETWORKS - A mobile communication device includes, in part, a cellular communication module, a first antenna adapted to receive and transmit data between the mobile communication module and a cellular network, a Wireless Fidelity (Wi-Fi) communication module, a second antenna adapted to receive and transmit data between the Wi-Fi communication module and a VoIP network, a signal monitoring circuit, and a switching circuit adapted to switch an existing communication from the cellular communication module to the Wi-Fi communication module or vice versa. | 2011-10-20 |
20110255417 | AUTOMATIC MEP PROVISIONING IN A LINK STATE CONTROLLED ETHERNET NETWORK - Ethernet OAM MEPs are automatically configured in a link state protocol controlled Ethernet network. A node operating in the link state protocol controlled Ethernet network receives a Link State PDU (LSP) containing a TLV having a MEP associated with the Ethernet MAC node ID of a second node in the link state protocol controlled Ethernet network, where the path between the first and second node includes a plurality of links. The node updates a forwarding table to indicate an association between the MEP ID and a Ethernet MAC node ID of the second node. An Ethernet OAM maintenance endpoint is produced in a link state protocol controlled Ethernet network by hashing a Sys-ID to produce a MEP; storing the MEP in a TLV; and forwarding the TLV over the link state protocol controlled Ethernet network in an LSP. | 2011-10-20 |
20110255418 | Method and System for Detecting Failures of Network Nodes - Systems and methods for detecting device failures in a network having nodes coupled to a central controller, in which a first of the nodes communicates with the central controller via a second of the nodes. When the second node determines that the first node has not transmitted a predetermined number of messages over a predefined number of time periods, the second node provides a failure alert to the central controller. The central controller records a failure alert received from the second node in a log. Based on a set of failure alerts received from a number of nodes recorded in the log, the central controller determines whether the first node has failed. | 2011-10-20 |
20110255419 | SWITCHING DEVICE AND LOOPBACK DETECTING METHOD - A switching device transmits a link code word to the partner device by one Ethernet port of the switching device for automatic negotiation with a partner device. The switching device receives a first response link code word, changes the link code word, transmits the changed link code word to the partner device, and receives a second response link code word. The switching device determines the Ethernet port of the switching device experiences loopback upon the condition that the first response link code word is unequal to the second response link code. | 2011-10-20 |
20110255420 | METHODS OF PACKET ELEMENT TRANSMISSION IN WIRELESS COMMUNICATIONS SYSTEM - A method of packet element transmission for a mobile device of a wireless communication system is disclosed. The method includes detecting errors of a received protocol data unit, comprising a plurality of control elements and a plurality of service data units, according to order of the plurality of control elements and the plurality of service data units. | 2011-10-20 |
20110255421 | INVESTIGATING QUALITY OF SERVICE DISRUPTIONS IN MULTICAST FORWARDING TREES - Methods, computer-readable storage media and systems may be provided for investigating a Quality of Service (“QoS”) disruption among nodes of a computer network that form a multicast forwarding tree. A topology of the multicast forwarding tree may be identified. Performance data may be collected at interfaces between nodes of the multicast forwarding tree. A source of the QoS disruption may be identified by mapping the performance data to the topology. | 2011-10-20 |
20110255422 | ANALYZING SERVICE IMPACTS ON VIRTUAL PRIVATE NETWORKS - Methods, computer-readable media and computing systems are provided for analyzing service impacts on one or more VPNs on a computer network. A topology of each VPN may be identified. A protocol failure may be detected between routers of the computer network. It may then be determined how the VPN is affected by the protocol failure based on the identified topology and VRF information obtained from routers of the computer network. | 2011-10-20 |
20110255423 | METHOD FOR DETECTING A PROXY ARP AGENT IN SECURE NETWORKS HAVING EMBEDDED CONTROLLERS - A method for detecting a proxy Address Resolution Protocol (ARP) agent in a network including at least a first machine with an IP address in a range of a first subnet, and at least one embedded controller with an IP address in a range of a second subnet. A router is also provided, wherein the second subnet is not contactable through the router provided its proxy ARP is disabled. The first machine and second machine each have static routes for inter-subnet communications. A test IP address is identified by the first machine. A test Media Access Control (MAC) address corresponding to the test IP address is then obtained. The test MAC address is compared to a range of MAC addresses for the embedded controller. An alarm is generated at the first machine if the test MAC address is outside the range of MAC addresses that can prompt actions to remove the proxy ARP condition. | 2011-10-20 |
20110255424 | SUMMARIZING INTERNET TRAFFIC PATTERNS - A method and system for monitoring network traffic by estimating an L | 2011-10-20 |
20110255425 | Methods and Apparatus for Secondary Bandwidth Detection and Allocation - In accordance with an example embodiment of the present invention, a method comprises monitoring a bandwidth allocation of a primary device via monitoring at least one broadcast message sent from an associated base station; determining whether a secondary bandwidth is available based on the monitored bandwidth allocation of the primary device; allocating the secondary bandwidth to a secondary application on a secondary device if the secondary bandwidth becomes available; keeping track of changes in the bandwidth allocation of the primary device; and returning the secondary bandwidth to the primary device when the changes in the bandwidth allocation of the primary device indicates a need for the secondary bandwidth by the primary device. | 2011-10-20 |
20110255426 | WIRELESS DEVICE DEPLOYMENT WITH RELIABLE LINKS - The embodiments are related to deploying wireless devices in a space to maximize a monitored area. In an embodiment, the system includes at least one first wireless device installed into a first position and set in a placed mode, and a second wireless device to be installed into a second position and set in an unplaced mode. The second wireless device is moved away from the at least one first wireless device. An application message is transmitted at a normal operating power. A link quality detection message is transmitted at a reduced power lower than the operating power by a headroom. The link quality between the at least one first wireless device and the second wireless device is estimated based on the link quality detection message to determine the second position to install the second wireless device. Once installed, the second wireless device is switched to the placed mode. | 2011-10-20 |
20110255427 | System and Method for Physical Layer Device Enabled Clock Diagnostics - A system and method for physical layer device enabled clock diagnostics. The physical layer device can monitor the performance of a clock recovery module. Performance monitoring can be performed on the output clock signal or the control components used to generate the output clock signal. In one embodiment, the performance monitoring is correlated to particular data patterns to provide an accurate determination of variations or other inconsistencies within the clock recovery module. | 2011-10-20 |
20110255428 | SYSTEM AND METHOD FOR COMBINED MAC LEVEL MESSAGE WITH CQI CHANNEL CONTROL MESSAGE FOR CHANNEL FEEDBACK REPORT - In one or more embodiments, a system and method of managing network channel quality in a wireless communications network includes reporting a channel quality measurement from the particular user to a base station (BS) over an available CQICH, and determining a MCS based, at least in part, upon the channel quality measurement. If a threshold network CQICH capacity is reached during a subsequent data frame such that a CQICH is no longer available, MAC level messages are generated between the BS and the particular user to trigger reporting of signal quality information to the BS by the particular user. After the next CQICH cycle commences and if a CQICH is still unavailable, the signal quality information is continued to be provided via MAC level messages. Otherwise, a CQICH is reallocated for a particular user and channel quality measurement reporting is transitioned back to the CQICH. | 2011-10-20 |
20110255429 | METHOD FOR EVALUATING LINK COST METRICS IN COMMUNICATION NETWORKS - The present invention relates to a method for measuring link cost metrics and evaluating their accuracy with respect to reference measure of link quality in a communication network, said method comprising the steps of: during a given time interval, simultaneously transmitting several types of probe packets and data traffic, and estimating a plurality of link cost metrics (metricA, metricB, . . . , metricN) and a reference measure of link quality for a set of communication links; evaluating the accuracy of the estimated link cost metrics (metricA, metricB, . . . , metricN) by computing their correlation with the reference measure of link quality; and collecting cross-layer information for each probe packet. | 2011-10-20 |
20110255430 | Communication device, communication method, and program - There is provided a communication device including a communication state determination section which determines a communication state corresponding to a transmission rate demanded from a simulation engine based on a transmission rate and a state of communication at the transmission rate between a first communication state measurement device and a second communication state measurement device via a real network, a traffic generation section which generates traffic by creating data based on the communication state determined by the communication state determination section, a protocol processing section which creates a packet including the data created by the traffic generation section, and a communication section which transmits the packet created by the protocol processing section to another communication device. | 2011-10-20 |
20110255431 | COORDINATED SILENT PERIOD WITH SOUNDING REFERENCE SIGNAL (SRS) CONFIGURATION - A method of wireless communication includes configuring a virtual SRS (sounding reference signal) transmission to prompt a user equipment (UE) to use a shortened uplink transmission format to create a silent period at an end of a subframe. Reports are received from the UE indicating interference observed during the silent period. | 2011-10-20 |
20110255432 | Load Control in Uplink Interference Cancellation Systems With Soft Decision - A method for load control in uplink interference cancellation systems with soft decision is disclosed. It is determined whether interference is to be cancelled from a received signal based on a packet size of the received signal. If the signal is to be cancelled, a maximal correlation factor between an interfering portion and a useful portion of the received signal is determined based on a transport block size of the received signal. If the signal is to be cancelled, a reduced target load for a base station is also determined based on the maximal correlation factor. If the signal is to be cancelled, uplink transmit power for one or more wireless communication devices is adjusted based on the reduced target load. | 2011-10-20 |
20110255433 | ROBUST PACKET DETECTION, SYMBOL TIMING, CHANNEL LENGTH ESTIMATION AND CHANNEL RESPONSE ESTIMATION FOR WIRELESS SYSTEMS - A method in accordance with an embodiment of the invention includes producing a first signal match indication based on at least one match indication indicative of a match between at least one signal received in at least one band and a reference signal. The method also includes producing a first signal multipath combined signal based upon the first signal match indication, and detecting a first peak in the first multipath combined signal. | 2011-10-20 |
20110255434 | Beam Forming Method, Apparatus and System - The invention relates to a method of transmitting data in a communications system. The invention comprises: receiving from a user an uplink signal using multiple narrow antenna beams; measuring beam-specific pilot signal powers from the uplink signal for all the beams; and using the measured pilot signal powers to determine which one or ones of the downlink beams is to be used for a downlink signal for the user. | 2011-10-20 |
20110255435 | RADIO COMMUNICATION SYSTEMS, BASE STATIONS, RADIO COMMUNICATION METHODS, AND PROGRAMS - A base station according to the present invention includes a decision unit that computes an allowable throughput of each terminal for each of combinations of modulation systems and code rates in the case in which the base station accommodates a predetermined accommodation number of terminals in advance, compares a minimum reserved traffic rate of the terminal that is the control target and the allowable throughput, and decides a minimum physical rate at which the bandwidth is reserved based on the compared results; and a control unit that executes the control for the terminal that is the control target postulating that the adaptive modulation is executed for the terminal that is the control target at the minimum physical rate decided by the decision unit. | 2011-10-20 |
20110255436 | Method of Optimizing Comp Zone for Joint Processing Mode - A method of optimizing a CoMP Zone for a joint processing mode is disclosed. A method of optimizing a CoMP zone for a joint processing mode in a user equipment of a mobile communication system comprises transmitting information of at least one subband preferred by the user equipment among a plurality of subbands included in the CoMP zone, to a serving base station; receiving information of a specific subband included in the CoMP zone from the serving base station; and receiving data from at least one of the serving base station and neighboring base stations that support the CoMP, through a radio resource corresponding to the specific subband. | 2011-10-20 |
20110255437 | COMMUNICATION QUALITY MONITORING DEVICE, COMMUNICATION SYSTEM, COMMUNICATION QUALITY MONITORING METHOD AND PROGRAM THEREOF - A communication quality monitoring device is provided which determines communication quality deterioration by variation of a transmission buffer length in session control irrespectively of generation/non-generation of a data loss. | 2011-10-20 |