37th week of 2013 patent applcation highlights part 31 |
Patent application number | Title | Published |
20130235657 | NONVOLATILE SEMICONDUCTOR MEMORY DEVICE - According to one embodiment, a nonvolatile semiconductor memory device includes a memory cell array and a controller. The controller is configured to perform a verify operation using a first verification voltage and a second verification voltage (first verification voltage2013-09-12 | |
20130235658 | METHOD FOR PROGRAMMING A FLOATING GATE - The present invention provides circuits, systems, and methods for programming a floating gate. As described herein, a floating gate tunneling device is used with an analog comparison device in a circuit having a floating reference node and an offset-mitigating feedback loop for iteratively programming a floating gate or multiple floating gates. | 2013-09-12 |
20130235659 | CLOCK MODE DETERMINATION IN A MEMORY SYSTEM - A clock mode configuration circuit for a memory device is described. A memory system includes any number of memory devices serially connected to each other, where each memory device receives a clock signal. The clock signal can be provided either in parallel to all the memory devices or serially from memory device to memory device through a common clock input. The clock mode configuration circuit in each memory device is set to a parallel mode for receiving the parallel clock signal, and to a serial mode for receiving a source synchronous clock signal from a prior memory device. Depending on the set operating mode, the data input circuits will be configured for the corresponding data signal format, and the corresponding clock input circuits will be either enabled or disabled. The parallel mode and the serial mode is set by sensing a voltage level of a reference voltage provided to each memory device. | 2013-09-12 |
20130235660 | LOCAL SELF-BOOST USING A PLURALITY OF CUT-OFF CELLS ON A SINGLE SIDE OF A STRING OF MEMORY CELLS - Methods for local self-boost of a selected memory cell channel, memory devices, and systems are disclosed. One such method generates a cut-off channel under each of a plurality of memory cells on one of either a source side or a drain side of a selected memory cell. | 2013-09-12 |
20130235661 | STRUCTURES AND METHODS OF HIGH EFFICIENT BIT CONVERSION FOR MULTI-LEVEL CELL NON-VOLATILE MEMORIES - Structures and methods of converting Multi-Level Cell (MLC) Non-Volatile Memory (NVM) into multi-bit information are disclosed. In MLC NVM system, multi-bit information stored in NVM cell is represented by the states of NVM cell threshold voltage levels. In this disclosure, “P” states of NVM cell threshold voltage levels are divided into “N” groups of threshold voltage levels. Each group contains “M” states of multiple threshold voltage levels of NVM cells, where P=N×M. The “M” states of NVM cell threshold voltage levels in each group are sensed and resolved by applying one correspondent gate voltage to the group. By applying “N” multiple gate voltages, the whole “P” states of NVM cell threshold voltage levels can be sensed and efficiently converted into storing bits in the MLC NVM cells. | 2013-09-12 |
20130235662 | NON-VOLATILE SEMICONDUCTOR MEMORY DEVICE - In one embodiment, a control circuit executes a first page writing operation, a first verify operations, a second page writing operation, a second verify operations, a step-up operation. The control circuit executes the first page writing operation which forms an intermediate distribution, and a first read operation which reads data form the intermediate distribution by using a determine voltage higher than a first verify voltage with a first value, and changes a second verify voltage based on the result of the first read operation. | 2013-09-12 |
20130235663 | VOLTAGE MODE SENSING FOR LOW POWER FLASH MEMORY - Electrically erasable flash memory and method. The memory has a data storage element and a voltage sensing circuit. The data storage element is configured to store data bits, each of the data bits having a data state. The voltage sensing circuit is selectively coupled to individual ones of data bits and is configured to bias the data bits with at least one of a bias current and a bias resistance and to read the data state of the individual ones of the plurality of data bits. | 2013-09-12 |
20130235664 | Non-Volatile Memory Systems and Methods - A high speed voltage mode sensing is provided for a digital multibit non-volatile memory integrated system. An embodiment has a local source follower stage followed by a high speed common source stage. Another embodiment has a local source follower stage followed by a high speed source follower stage. Another embodiment has a common source stage followed by a source follower. An auto zeroing scheme is used. A capacitor sensing scheme is used. Multilevel parallel operation is described. | 2013-09-12 |
20130235665 | METHOD AND SYSTEM FOR PROGRAMMING NON-VOLATILE MEMORY CELLS BASED ON PROGRAMMING OF PROXIMATE MEMORY CELLS - A multi-level non-volatile memory device programs cells in each row in a manner that takes into account the coupling from the programming of cells that are proximate the row to be programmed. In one example of the invention, after the row has been programmed, the proximate cells are verified by read, comparison, and, if necessary, reprogramming operations to compensate for charge added to proximate memory cells resulting from programming the row. In another example of the invention, a row of memory cells is programmed with charge levels that take into account the charge that will be added to the memory cells when proximate memory cells are subsequently programmed. | 2013-09-12 |
20130235666 | NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACURING THE SAME - A nonvolatile semiconductor memory device according to an embodiment includes: a memory cell array in which a plurality of NAND cell units are arranged, the NAND cell units including a plurality of memory cells, and select gate transistors, the memory cell including a semiconductor layer, a gate insulating film, a charge accumulation layer, and a control gate; and a control circuit. The control circuit adjusts a write condition of each of the memory cells in accordance with write data to each of the memory cells and memory cells adjacent to the memory cells within the data to be written. | 2013-09-12 |
20130235667 | NONVOLATILE MEMORY DEVICE AND METHOD OF PROGRAMMING THE SAME - A method is provided for programming a nonvolatile memory device, which includes multiple memory cells connected in series in a direction substantially perpendicular to a substrate. The method includes programming a first memory cell of the multiple memory cells, and programming a second memory cell of the multiple memory cells after the first memory cell is programmed, the second memory cell being closer to the substrate than the first memory cell. A diameter of a channel hole of the first memory cell is larger than a diameter of a channel hole of the second memory cell. | 2013-09-12 |
20130235668 | SEMICONDUCTOR DEVICE - A semiconductor device includes a plurality of nonvolatile memory cells ( | 2013-09-12 |
20130235669 | HIGH VOLTAGE SWITCH CIRCUIT - Disclosed herein is a device that includes a first transistor coupled between an input terminal and an output terminal and including a control gate, a voltage-generating circuit configured to produce a voltage at the control gate of the first transistor, and a discharge circuit coupled between the input terminal of the first transistor and the control gate of the first transistor, the discharge circuit responding to a discharge signal to perform a discharge operation such that an electrical charge is discharged from the output terminal to the input terminal of the first transistor. | 2013-09-12 |
20130235670 | FLASH MEMORY - A flash memory is disclosed. The flash memory includes a flash memory chip; a serial-to-parallel converter for receiving and converting a serial data to a parallel data; and a data mode decision circuit connected to an output terminal of the serial-to-parallel converter for generating an inversion control signal through the parallel data and for applying an inversion processing to the parallel data and then outputting an inverted parallel data to the flash memory chip under the control of the inversion control signal. By converting the serial data to a parallel data and then writing the parallel data into the flash memory chip, a lower proportion of the inversion control signal to the total amount of data is achieved, and therefore less area is consumed while the same programming efficiency and average programming power is maintained compared with a flash memory adopting the bit inversion technique of the prior art. | 2013-09-12 |
20130235671 | SEMICONDUCTOR MEMORY DEVICE AND OPERATING METHOD THEREOF - A semiconductor memory device and a method of operating a semiconductor memory device includes connecting selected even bit lines to selected even cell strings, programming memory cells in the selected even cell strings by using a second program permission voltage higher than a first program permission voltage, connecting selected odd bit lines to selected odd cell strings when programming of the memory cells is finished, and programming memory cells in the selected odd cell strings by using the first program permission voltage. | 2013-09-12 |
20130235672 | FLASH MEMORY WITH INTEGRATED ROM MEMORY CELLS - Memory array for storing a plurality of data bits. The memory array has flash memory cells, ROM memory cells addressing circuitry. The addressing circuitry is operatively coupled to both the plurality of flash memory cells and the plurality of ROM memory cells, the addressing circuitry being configured to address both the plurality of flash memory cells and the plurality of ROM memory cells. | 2013-09-12 |
20130235673 | NONVOLATILE MEMORY DEVICE HAVING 3D MEMORY CELL ARRAY AND READ METHOD - Disclosed is a method reading memory device information from a nonvolatile memory device having a three-dimensional (3D) memory cell array including an original plane storing data associated with the information in a first group of memory cells and a replica plane storing the data in replica in a second group of memory cells. The method applies a selection read voltage to a selected word line connected to first and second groups of memory cells while applying a non-selection read voltage to other word lines, and simultaneously reading first data from the first group of memory cells and second data from the second group of memory cells. | 2013-09-12 |
20130235674 | MEMORY PAGE BUFFER - Various embodiments address various difficulties with source side sensing difficulties in various memory architectures, such as 3D vertical gate flash and multilevel cell memory. One such difficulty is that with source side sensing, the signal amplitude is significantly smaller than drain side sensing. Another such difficulty is the noise and reduced sensing margins associated with multilevel cell memory. In some embodiments the bit line is selectively discharged prior to applying the read bias arrangement. | 2013-09-12 |
20130235675 | OUTPUT DRIVING CIRCUIT CAPABLE OF DECREASING NOISE, AND SEMICONDUCTOR MEMORY DEVICE INCLUDING THE SAME - An output driving circuit includes a first pull-up transistor, a first pull-down transistor and a second pull-down transistor. The first pull-up transistor is configured to generate a first output signal at the output node in response to a first control signal. The first pull-down transistor is configured to generate a second output signal at the output node in response to a second control signal. The second pull-down transistor is configured to connect the output node to the first ground voltage in response to a third control signal. The memory device including the output driving circuit may be insensitive to noise and may have little data transmission error. | 2013-09-12 |
20130235676 | SEMICONDUCTOR MEMORY DEVICE - A semiconductor memory device according to an embodiment includes a memory cell array that includes a plurality of cell columns each configured by a plurality of memory cells, and a column control circuit that includes a plurality of sense amplifier-data latch units each including a plurality of sense amplifiers that detect and amplify data of the memory cells and a plurality of data latches. One of the plurality of sense amplifier-data latch units is a first sense amplifier-data latch unit and another of the plurality of sense amplifier-data latch units is a second sense amplifier-data latch unit, the first sense amplifier-data latch unit and the second sense amplifier-data latch unit having different numbers of the cell columns capable of being handled. | 2013-09-12 |
20130235677 | CIRCUIT FOR PARALLEL BIT TEST OF SEMICONDUCTOR MEMORY DEVICE - A circuit for a Parallel Bit Test (PBT) of a semiconductor memory device is provided. The PBT circuit includes a comparator circuit and an inverter circuit. The comparator circuit is configured to generate a comparison signal responsive to a comparison indicating that first data to be written in a first group of the memory cells are the same as second data read from the first group of the memory cells. The comparison signal includes n periods and the value of the comparison signal during each period corresponds to a subset of the first group of the memory cells. The inverter circuit is configured to generate an inverted signal and a non-inverted signal in response to a clock signal. The inverted signal and non-inverted signal are formed as an inversion signal indicating whether at least one cell corresponding to each period is bad cell. | 2013-09-12 |
20130235678 | NON-VOLATILE MEMORY ARRAY ARCHITECTURE OPTIMIZED FOR HI-RELIABILITY AND COMMERCIAL MARKETS - A sense amplifier arrangement includes a first sense amplifier having a first input and a second input. A second sense amplifier has a first input and a second input. A switching circuit is configured to selectively couple the first input of the first sense amplifier to a first bit line in the array and the second input of the first sense amplifier to a first bit line in the array to selectively couple the first input of the first sense amplifier to the first bit line in the array, the first input of the second sense amplifier to the second bit line in the array, and the second inputs of the first and second sense amplifiers to a reference voltage. | 2013-09-12 |
20130235679 | Boosting Memory Reads - A memory device comprises memory elements that are arranged in an array. The array includes rows associated with wordlines and columns associated with bitlines. The memory elements in a row share a wordline and memory elements in a column share a bitline. For each wordline, a wordline driver circuit is associated with the wordline. The memory device comprises a boost circuit that has an output coupled to the wordline driver circuits. The boost circuit is configured to provide a negative voltage to the wordlines during a read operation of the memory device such that unselected wordlines are held at a negative voltage below a ground potential while a selected wordline is held at a supply voltage during the read operation. | 2013-09-12 |
20130235680 | SEPARATE READ/WRITE COLUMN SELECT CONTROL - Systems and methods are described herein that reduce the read latency of a cache by separating read and write column select signals that cause the cache to initiate certain read and write operations, respectively. | 2013-09-12 |
20130235681 | IMPLEMENTING RC AND COUPLING DELAY CORRECTION FOR SRAM - A method and circuit for implementing delay correction in static random access memory (SRAM), and a design structure on which the subject circuit resides are provided. The SRAM circuit includes a precharge enable signal coupled between precharge near and precharge far signals and wordline near and wordline far signals of the SRAM. A precharge pull down device is coupled between the precharge far signal and ground and is controlled responsive to the precharge enable signal to decrease a time delay of the falling transition of the precharge far signal. A respective word line pull up device is coupled between a respective wordline far signal and a voltage supply rail and is controlled responsive to the precharge enable signal to increase wordline voltage level upon a rising transition of the wordline far signal. | 2013-09-12 |
20130235682 | SEMICONDUCTOR APPARATUS - A semiconductor apparatus including an equalizing unit configured to equalize voltages of a bit line and a bit bar line in response to an equalization signal; a precharge circuit unit configured to supply a voltage to the bit line and the bit bar line in response to first and second precharge signals; and a control unit configured to receive the equalization signal, and generate the equalization signal as the first and second precharge signals according to a control signal. | 2013-09-12 |
20130235683 | DATA WRITE TRAINING METHOD - Embodiments may be directed to a method of operating a semiconductor device, the method including receiving a first write training command, receiving a first write data responsive to the first write training command through a first data line, and transmitting the first write data through a second data line. Transmitting the first write data is performed without an additional training command. | 2013-09-12 |
20130235684 | RANDOM ACCESS MEMORY DEVICES HAVING WORD LINE DRIVERS THEREIN THAT SUPPORT VARIABLE-FREQUENCY CLOCK SIGNALS - Integrated circuit memory devices include an array of memory cells electrically coupled to a plurality of word lines and a word line driver circuit. The word line driver circuit includes a variable-width pulse generator having a first delay unit therein. The word line driver circuit is configured to drive a selected one of the plurality of word lines with a first word line signal having a leading edge synchronized with a leading edge of a clock signal and a trailing edge synchronized with a trailing edge of the clock signal when a one-half period of the clock signal is greater than a length of delay provided by the first delay unit. | 2013-09-12 |
20130235685 | SEMICONDUCTOR MEMORY DEVICE AND METHOD OF SCREENING THE SAME - A semiconductor memory device may include a voltage comparator, a voltage generator, a counter, and a circuit. The voltage comparator may be configured to generate an enabling signal responsive to a comparison indicating that a first voltage is lower than a reference voltage. The voltage generator may be configured to generate oscillation signals and a boost voltage by boosting the first voltage and to feed the boost voltage back as the first voltage in response to the enabling signal. The counter may be configured to count the number of the oscillation signals, and to generate a count output signal having information corresponding to the number of the oscillation signals. The circuit may be configured to output the count output signal as a quality output signal indicating the counted number relative to a target set value. | 2013-09-12 |
20130235686 | BIPOLAR PRIMARY SENSE AMPLIFIER - A sense amplifier for a memory includes two bipolar transistors and isolation switches for selectively coupling and decoupling the base of the bipolar transistors to bit lines during portions of a read cycle. The sense amplifier has a feedback circuit that couples the collector of one of the bi polar transistors to the base of the other bipolar transistor and vice versa. | 2013-09-12 |
20130235687 | Asymmetric Sense Amplifier Design - A circuit includes a first inverter including a first PMOS transistor and a first NMOS transistor, and a second inverter including a second PMOS transistor and a second NMOS transistor. A first node is connected to gates of the first PMOS transistor and the first NMOS transistor and drains of the second PMOS transistor and the second NMOS transistor. A second node is connected to gates of the second PMOS transistor and the second NMOS transistor and drains of the first PMOS transistor and the first NMOS transistor. The circuit further includes a first capacitor having a first capacitance connected to the first node; and a second capacitor having a second capacitance connected to the second node. The second capacitance is greater than the first capacitance. | 2013-09-12 |
20130235688 | LOOK-UP TABLE CIRCUIT - One embodiment provides a look-up table circuit, including: 2 | 2013-09-12 |
20130235689 | SEMICONDUCTOR DEVICE - To provide a semiconductor device including a plurality of circuit blocks each of which is capable of performing power gating by setting off periods appropriate to temperatures of the respective circuit blocks. Specifically, the semiconductor device includes an arithmetic circuit, a memory circuit configured to hold data obtained by the arithmetic circuit, a power supply control switch configured to control supply of the power supply voltage to the arithmetic circuit, a temperature detection circuit configured to detect the temperature of the memory circuit and to estimate overhead from the temperature, and a controller configured to set a period during which supply of the power supply voltage is stopped in the case where a power consumption of the arithmetic circuit during the period is larger than the overhead period and to control the power supply control switch. | 2013-09-12 |
20130235690 | Device and Method for Protecting Data in Non-Volatile Memory - Disclosed is a non-volatile memory data protecting device and method. The non-volatile memory data protecting device that is used for protecting non-volatile memory data when a power is shut down in a system, may include a signal delay unit to delay a drop in voltage of an input/output line, a power shutdown sensor to sense power shutdown of a system, and a controller to control the signal delay unit in response to whether the system is shut down. | 2013-09-12 |
20130235691 | MIXING DEVICE FOR PRODUCING READY-TO-USE MEDICAL FLUSH SOLUTIONS, PARTICULARLY FOR HEMODIALYSIS CONCENTRATES - The mixing device for producing ready-for-use medical flush solutions, particularly for hemodialysis concentrates, comprising a source of ultrapure water which is connected via a supply line to a recirculation circuit in which a pump is disposed, comprising a computer and comprising a secondary-mixture connection line which is connectable to a feedstock container which prior to the beginning of the mixing operation contains powdery and/or granulated and/or slurried feedstocks that are to be mixed with the ultrapure water, is characterized in that a mixing venturi tube with its convergence chamber and its divergence chamber and a mixing valve are disposed in the recirculation circuit in flow direction one after the other. | 2013-09-12 |
20130235692 | Dust Mixing Device - A method of mixing dust comprises the step of introducing the dust into a closed passage and through a static mixer with a mixing element having a surface which is inclined with respect to the main axis of the closed passage and which is provided with a surface structure of a small scale, such that the dust particles arriving at the surface are reflected by the surface structure in a random manner. | 2013-09-12 |
20130235693 | CORRECTION OF SHEAR LOG FOR ELASTIC ANISOTROPY - A method is described for determining a shear wave velocity of a transversely isotropic region of an earth formation traversed by a wellbore with a non-zero relative dip angle between a longitudinal axis of the wellbore and an axis of symmetry of the TI region. A sonic tool is used to measure shear velocities in the TI region with polarisations orthogonal to the longitudinal axis of the wellbore. One of the shear velocities is identified as a quasi-shear velocity. A shear wave velocity is calculated, as a function of the quasi-shear velocity, for propagation in a direction along the axis of symmetry of the TI region. Where the orientation of the sonic tool is not known and the measured shear velocities comprises a fast shear velocity and a slow shear velocity, the method comprises identifying either the fast or the slow shear velocity as a quasi-shear mode. | 2013-09-12 |
20130235694 | GEOLOGICAL MEDIUM EXPLORATION - Systems and methods for geological medium exploration are provided herein. A method of geological medium exploration may include generating vibrations in a geological medium and recording wave-fields at a surface and in a borehole. Additionally, the method may include obtaining a wave field modification operator and applying the wave-field operator to a full range of seismic data to achieve a spectrally-modified wave field. | 2013-09-12 |
20130235695 | SEISMIC INTERPRETATION SYSTEM AND METHOD - The present disclosure describes a system, method and computer readable medium capable of identifying and filtering erroneous seismic data from the computer modeling process. A visual representation of seismic data pertaining to a subterranean formation may be generated and displayed upon a graphic user interface utilizing one or more color schemes. A filtering arrangement may be applied to the seismic data and the visual representation may be updated to include one or more indications illustrating seismic data that has been selected for filtering. The user may adjust filtering operations utilizing a computer generated selection tool. In one embodiment, the system provides a suggestion tool capable of alerting the user to potential seismic data filtering problems. | 2013-09-12 |
20130235696 | INTERPRETATION AND FEATURE DETECTION IN A SEISMIC VOLUME USING BUMP MAPPING AND LIGHTING - Example embodiments of the present disclosure include one or more of a method, computing device, computer-readable medium, and system for creating a heightmap based on at least a portion of seismic data, rendering the heightmap, and illuminating at least a portion of the rendered heightmap. | 2013-09-12 |
20130235697 | METHODS AND COMPUTING SYSTEMS FOR PROCESSING DATA - Computing systems and methods for processing collected data are disclosed. In one embodiment, a method for iteratively separating a simultaneous-source dataset is provided, wherein the simultaneous-source dataset is used as an input dataset for a first iteration of simultaneous-source separation. The input dataset includes a plurality of shots that include data corresponding to a plurality of source activations. The method of iteratively separating the input dataset includes generating simulated simultaneous shots based on shots separated in the input dataset; and forming an output dataset based on the separated simultaneous shots and the simultaneous-source dataset, wherein the output dataset is configured for use as the input dataset for the next iteration of separating the simultaneous-source dataset. | 2013-09-12 |
20130235698 | ULTRASONIC IMAGING USING THIN FILM TRANSISTOR BACKPLANE - An embodiment is a method and apparatus for coherent ultrasonic imaging. A receiver array has a plurality of receiver elements on a substrate to detect in-phase and quadrature components of a received signal corresponding to a transmit signal. Each of the receiver elements includes a receiver transducer and a thin-film transistor (TFT) receiver circuit. The TFT receiver circuit includes a quadrature detector having a mixer to mix a received signal with a reference signal in a composite bias signal that is distributed across the plurality of receiver elements. A transmitter is acoustically coupled to the plurality of receiver elements to generate the transmit signal through an imaging medium. | 2013-09-12 |
20130235699 | SYSTEM AND METHOD OF RANGE ESTIMATION - A system and method of range estimation are disclosed. In one embodiment, the method comprises transmitting beams through a medium towards a surface, receiving reflected signals from the surface, and estimating range to the surfaced based on the reflected signals and an estimate of sidelobe coupling of the beams. | 2013-09-12 |
20130235700 | SEMICONDUCTOR DEVICE AND METHOD OF FORMING SAME FOR ACOUSTIC SENSING OF CLOSE PROXIMITY OBJECTS - In embodiments a circuit provides a circuit for use in detecting close proximity objects in an acoustic distance sensing system. The circuit produces a close proximity zone flag when the time after transmitting an acoustic distance sensing pulse corresponds to the defined close proximity range. The circuit can also include a time of flight counter for determining the time of flight of a received echo. The circuit can further produce a close proximity time if flight valid flag indicating that echoes are being received in close proximity time frame. | 2013-09-12 |
20130235701 | METHOD TO DELEGATE ACTIVATION AUTHORITY TO SEISMIC SOURCES DURING OPERATIONS - A seismic survey method including determining an expected time when an actuation step will be performed by a seismic source device, transmitting a signal from the seismic source device to a source control system thereby alerting the source control system of the expected time when the actuation step will be performed by the seismic source device; and in response to the signal from the seismic source device, providing a communication from the source control system to the seismic source device. | 2013-09-12 |
20130235702 | INSTALLATION FOR CONTROLLING THE PLAYING TIME OF A SPORTING EVENT - Installation ( | 2013-09-12 |
20130235703 | TIMEPIECE WITH INTERNAL ANTENNA - A timepiece includes a case that is made at least in part from a conductive material; a dial that is made from a nonconductive material; a solar panel that has an opening and is disposed at a side opposite a display side of the dial, and that receives light incident from the display side of the dial; a patch antenna that is disposed at a side opposite of a light receiving side of the solar panel, and at a position overlapping the opening in plan view; and a date wheel made from nonconductive material that is disposed between the solar panel and the patch antenna in lateral view, and is disposed at a position overlapping, at least in part, the patch antenna in plan view. The dial has a date window, formed at a position overlapping the opening in plan view, for exposing at least part of the date wheel. | 2013-09-12 |
20130235704 | PORTABLE ELECTRONIC TIMEPIECE WITH TOUCH SENSITIVE USER INTERFACE - A portable electronic timepiece (timepiece) with a touch sensitive user interface. The timepiece can be transitioned from a sleep mode to a wake mode by touching a particular area on the touch interface for pre-determined period of time (a dwell input). In the wake mode, the timepiece can interpret a variety of user inputs, including dwell and swipe inputs, and can alter the information shown on the display accordingly. A swipe input can trigger a variety of functions depending on the location, direction and path of the swipe across the touch interface. A dwell input can also trigger other functions depending on how long the dwell lasts and where on the touch interface it occurs. The timepiece can also include a combination of one or more touch buttons and a touch interface. | 2013-09-12 |
20130235705 | POINTER TYPE TIMEPIECE - A high-speed rotating wheel rotates at high speed by a third stepper motor which meshes with a portion of teeth of a ratchet wheel. A transmission projection of the ratchet wheel moves within an elongated hole of a transmission wheel which rotates with the movement of the hour hand. The ratchet wheel rotates at high speed, and a display wheel rotates at high speed by the high speed rotation of the ratchet wheel via a feed wheel. When normally moving the hour hand, the ratchet wheel rotates with the transmitting wheel and the portion of teeth of the ratchet wheel is made to approach the high-speed rotating wheel. When the display of the display wheel changes, the high-speed rotating wheel meshes with the portion of teeth of the ratchet wheel and rotates the ratchet wheel at high-speed. Accordingly, the date display of the display wheel can be quickly changed. | 2013-09-12 |
20130235706 | DISPLAY APPARATUS AND ELECTRONIC TIMEPIECE - A display apparatus characterized by having a scale mark display section which is provided in a predetermined display area; a pointer which moves on the scale mark display section and indicates a scale mark in the scale mark display section; a stepping motor which drives the pointer; a stopper section which is positioned in an end section of the scale mark display section and which restricts movement range of the pointer; and a movable supporting section which movably supports the stopper section. | 2013-09-12 |
20130235707 | HAMR NFT MATERIALS WITH IMPROVED THERMAL STABILITY - A near field transducer includes gold and at least one dopant. The dopant can include at least one of: Cu, Rh, Ru, Ag, Ta, Cr, Al, Zr, V, Pd, Ir, Co, W, Ti, Mg, Fe, or Mo. The dopant concentration may be in a range from 0.5% and 30%. The dopant can be a nanoparticle oxide of V, Zr, Mg, Ca, Al, Ti, Si, Ce, Y, Ta, W, or Th, or a nitride of Ta, Al, Ti, Si, In, Fe, Zr, Cu, W or B. | 2013-09-12 |
20130235708 | Optical Storage Device with Direct Read after Write - A system and method for providing direct read after write functionality in an optical data storage device include an optical head having a first coherent light source modulated at higher power during writing of data to the optical medium and a second coherent light source operating in a continuous wave mode at lower power while the first coherent light source is writing data. Optic components combine light from the first and second light sources and focus light from the first coherent light source to a first spot of a selected track on the optical medium and focus light from the second coherent light source to a second spot on the selected track downstream from the first spot relative to movement direction of the optical medium to read and verify the data directly after writing during the write process rather than in a separate verification process. | 2013-09-12 |
20130235709 | PERIODIC DESTAGES FROM INSIDE AND OUTSIDE DIAMETERS OF DISKS TO IMPROVE READ RESPONSE TIMES - A storage controller that includes a cache, receives a command from a host, wherein a set of criteria corresponding to read response times for executing the command have to be satisfied. A destage application that destages tracks based at least on recency of usage and spatial location of the tracks is executed, wherein a spatial ordering of the tracks is maintained in a data structure, and the destage application traverses the spatial ordering of the tracks. Tracks are destaged from at least inside or outside diameters of disks at periodic intervals, while traversing the spatial ordering of the tracks, wherein the set of criteria corresponding to the read response times for executing the command are satisfied. | 2013-09-12 |
20130235710 | LIGHT SOURCE AND RECORDING APPARATUS - There is provided a light source including a mode-lock laser unit that includes a semiconductor laser and an external resonator unit and emits a laser beam having a predetermined frequency, the semiconductor laser including a saturable absorber unit that applies a reverse bias voltage and a gain unit that applies a gain current, a semiconductor optical amplifier that performs amplification modulation on the laser beam emitted from the mode-lock laser unit, a laser clock generating unit that generates a laser clock synchronized with the laser beam based on a signal detected from the saturable absorber unit when the laser beam oscillates in the mode-lock laser unit, and a modulating unit that generates a driving current synchronized with the laser clock and applies the driving current to the semiconductor optical amplifier. | 2013-09-12 |
20130235711 | WRITE POWER ADJUSTMENT METHOD AND INFORMATION RECORDING METHOD - In write power adjustment for an optical disc having a plurality of information storage layers, data of trial writing is varied by the influence of layers other than a target layer. It is difficult, therefore, to determine optimal write power. A modulation M[m] is obtained from a reproduction signal amplitude of a signal subjected to the trial writing performed with use of write powers Pw[m] (m being an integer) of a plurality of kinds. At least an optimum write power intercept Pint_opt is determined by fitting a relation between the Pw[m] and the M[m] by a modulation characteristic formula M=Masy×(1−(Pint−Pasy)/(Pw−Pasy)) having an asymptotic modulation Masy, a write power intercept Pint, and an asymptotic write power Pasy as parameters. Approximation accuracy by the fitting and/or quality of the trial writing signal are evaluated with use of at least the M[m], the modulation characteristic formula, and the Pint_opt. An optimum write power Pw_opt is calculated by performing a specified operation at least with use of the Pint_opt. | 2013-09-12 |
20130235712 | DATA CAPTURE DEVICE AND METHOD THEREOF - A data capture device including a signal processing unit, a frequency locked circuit and a match circuit is provided. The signal processing unit converts a radio frequency signal to a return-to-zero signal. The frequency locked circuit estimates a minimum interval length by the return-to-zero signal in a plurality of detecting periods, and generates an enable signal according to the minimum interval length and the return-to-zero signal. The frequency locked circuit determines whether to calibrate the enable signal according to a distribution of a plurality of enable pulses in the enable signal to generate a sampling signal. The match circuit samples the return-to-zero signal by the sampling signal and generates a synchronization signal according to a sampling result. The match circuit generates a composite synchronization signal by a virtual signal and the synchronization signal, and captures a plurality of row data from the return-to-zero signal according to the composite synchronization signal. | 2013-09-12 |
20130235713 | OPTICAL RECORDING MEDIUM DRIVING APPARATUS AND CROSS TRACK SIGNAL GENERATION METHOD - Provided is an optical recording medium driving apparatus including a light radiating unit that radiates light to an optical recording medium, a light receiving unit that receives reflection light from the optical recording medium, in which four regions including a first region, a second region, a third region, and a fourth region are formed by being divided by a linear direction division line and a tracking direction division line, a first binarizing unit that obtains binarization signals, a first exclusive OR calculating unit, a second exclusive OR calculating unit, and an operation unit. The first and second exclusive OR calculating units and the operation unit operate in a state not synchronized with a channel clock. | 2013-09-12 |
20130235714 | METHOD AND APPARATUS FOR A 1 MHZ LONG TRAINING FIELD DESIGN - An approach is provided for defining a 1 MHz preamble of a packet. The approach involves determining a preamble sequence of a packet, the preamble sequence having a determinable length. The approach also involves causing, at least in part, the preamble sequence to be divided into a predetermined number of blocks. The approach further involves causing, at least in part, a mathematical operation and a summation over the predetermined number of blocks and a corresponding number of received blocks. The approach also involves causing, at least in part, the summation to be maximized to determine the preamble sequence corresponds to one of a first bandwidth or a second bandwidth, the second bandwidth being greater than the first bandwidth, to determine a type of the packet. | 2013-09-12 |
20130235715 | METHOD AND SYSTEM FOR CONTROLLING COMMUNICATION NETWORK AND ROUTER USED IN THE NETWORK - The present invention provides a communication network comprising a host network, a plurality of base stations, at least a mobile host capable of establishing links to the base stations, and a hierarchy-network of plural routers which are improved in transferring performances for ensuring continuous operations with a reduced load without packet loss. | 2013-09-12 |
20130235716 | DYNAMIC PROTECTION AGAINST FAILURE OF A HEAD-END NODE OF ONE OR MORE TE-LSPS - In one embodiment, a repair label switched path (LSP) is established for a primary LSP having a head-end node. The repair LSP extends from a neighboring upstream node of the head-end node to a downstream neighboring node of the head-end node. When a failure of the head-end node is detected, the neighboring upstream node reroutes traffic onto the repair LSP. The rerouted traffic rejoins the primary LSP at the down-stream neighboring node. The neighboring upstream node refreshes state of the primary LSP to maintain the primary LSP after failure of the head-end node. | 2013-09-12 |
20130235717 | Systems and Methods of Multicast Reconfiguration using Cross-Layer Information - A method includes receiving, at a first node of a data network, a message indicating a failure of a communication link of the data network. The message is received at the first node from a second node of the data network. The method includes determining an alternate route from the first node to a data source of the data network. The alternate route includes a third node as an upstream node of the first node. The method includes determining whether the third node is a downstream node of the first node prior to sending a first join message from the first node to the third node, and sending the first join message from the first node to the third node conditioned on determining that the third node is not a downstream node of the first node. | 2013-09-12 |
20130235718 | Path switch-back method and apparatus in transport network - The disclosure discloses a path switch-back method and apparatus in a transport network, belongs to the field of communications, and is used for avoiding the problem that signals can not be switched back to a working path from a protection path when the links in two directions of the working path between nodes in the transport network are restored from fault simultaneously. The path switch-back method in a transport network provided by the disclosure includes: a local node determines two failed links on the working path between an opposite node and itself are restored to normal simultaneously (S | 2013-09-12 |
20130235719 | METHOD AND APPARATUS IN MOBILE TELECOMMUNICATIONS SYSTEM USER EQUIPMENT - A method and apparatus for handling congestion in a mobile telecommunications system is described, the method comprising, at the user equipment: monitoring messages from a cell for an indication of congestion and handing the congestion in a battery and signalling efficient manner. | 2013-09-12 |
20130235720 | SUPPORTING A LARGE NUMBER OF DEVICES IN WIRELESS COMMUNICATIONS - A method for receiving a backoff value at a wireless station is presented. A traffic indication map is received at the station, wherein a backoff number is implicitly assigned to the station based on a position of the station within the traffic indication map. The backoff value is determined by multiplying the backoff number by a predetermined time value. | 2013-09-12 |
20130235721 | Traffic Load and Transmission Retry Management - In a wireless network environment, techniques for traffic load management and transmission retry management assist a node to regulate network bandwidth consumed by one or more applications operating on the node, and assist the node to retransmit failed packets. Each of several software applications operating on the node may be prioritized. The prioritized applications will each receive a contention window appropriate to the priority of the application, which enforces an amount of bandwidth available to the application. In the event that a packet sent by the node fails to be acknowledged by a recipient, a retry algorithm may be utilized. The retry algorithm may use input including link quality and traffic density to adjust or maintain the contention window and/or retry count. | 2013-09-12 |
20130235722 | Method and system for power control based on data flow awareness in a packet network switch - Certain aspects of a method and system for a power control based on application awareness in a packet network switch are provided. Data communication flow may be monitored in ports in a packet network switch based on packet classification. Ports where data flow is not detected may have at least some functionality disabled to reduce power consumption. In this regard, a power saving mode may be utilized for disabling at least some functionality in a switch port, such as Ethernet ports, for example. A partially disabled port may be fully enabled when monitoring detects active data communication flow in that port. Port functionality may be enabled or disabled sequentially, for example. In some instances, a physical layer portion of the packet network switch may be utilized to adjust power in a port based on the data communication flow. | 2013-09-12 |
20130235723 | SOFT PACKET DROPPING DURING DIGITAL AUDIO PACKET-SWITCHED COMMUNICATIONS - A method of packetizing digital information for packet-switched communications includes placing, at a transmitting device with memory and a processor, a most significant bit of a digital voice sample into a variable-length most significant bit packet having a high transmission priority for transmission over a packet-switched network in which a node receives the packet and independently determines how to route the packet. At the transmitting device, a least significant bit of the digital voice sample is placed into a variable-length least significant bit packet having a low transmission priority for transmission over the packet-switched network. Prioritization of packets as having a high transmission priority or low transmission priority is independent of content characteristics of digital voice samples with elements contained therein. | 2013-09-12 |
20130235724 | System and Method for Optimizing and Eliminating Congestion for WAN Interfaces within the Access Domain - A system and method for optimizing and eliminating congestion for WAN interfaces within an access domain are disclosed. In an exemplary embodiment, a message is received at an interface between a first sub-network and a second sub-network. The message corresponds to a data stream between the first and second sub-networks. Congestion at the interface between the first sub-network and the second sub-network is analyzed based on the received message and overall data rate. When the congestion at the interface exceeds a congestion threshold, the message is modified, causing the destination sub-network to alter the data stream corresponding to the message in order to reduce the congestion at the interface. The modified message is then provided to the destination sub-network. The modification to the message may include specifying the use of a half-rate codec for the data stream in order to reduce the congestion. | 2013-09-12 |
20130235725 | PSEUDO-RELATIVE MODE WRED/TAIL DROP MECHANISM - A buffer memory can be configured to temporarily store data in a number of queues. A processor can be configured to measure a fullness of the buffer memory. The processor can be configured to adjust thresholds and drop profiles based on a measured global resource usage for a weighted random early detection (WRED) technique with less resources than a conventional. | 2013-09-12 |
20130235726 | Network Control by Transferring Traffic Between Operation Layers Based on Monitored Traffic Status - The invention relates to apparatuses, a method and computer programs. It defines a network control based on the transfer of traffic between operation layers (e.g. carriers), in response to the traffic status monitored on at least two operation layers, and subsequent network reconfiguration for diminishing energy consumption by switching off radio nodes, when the traffic status indicates that a traffic reduction fulfils a first predetermined condition (e.g. first threshold defining a lower limit for traffic density), and for increasing capacity, when the traffic status indicates that a traffic increase fulfils a second predetermined condition (e.g. second threshold defining an upper limit for traffic density and/or service capability). | 2013-09-12 |
20130235727 | METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR PREVENTING TRAFFIC CONGESTION WITHIN A LONG TERM EVOLUTION (LTE) MULTI-USER EQUIPMENT (MULTI-UE) SIMULATOR DEVICE - Methods, systems, and computer readable media for preventing traffic congestion in a long term evolution (LTE) multi-user equipment (multi-UE) simulator device are disclosed. In one example, a method includes transmitting, from a first module to a second module over a shared bus, one of a plurality of LTE subframe signal portions at the beginning of a first transmission interval. The method further includes sending, from the first module to a third module over the shared bus, a trigger signal upon completing the transmission of the LTE signal portion. The method also includes forwarding, from the third module to the second module over the shared bus, decoded control information associated with at least one of the plurality of LTE subframe signal portions during an idle time period defined by the receipt of the trigger signal and the beginning of a second transmission interval. | 2013-09-12 |
20130235728 | ESTIMATION OF ACCESS QUALITY IN MOBILE COMMUNICATION SYSTEMS - Communicating between a first node in a network and a second node includes determining, by a third node in the network that is in communication with the first node, a value of an additive path quality metric for a path segment between the third node and a fourth node, and a value of the additive path quality metric for a path segment between the third node and a fifth node. Path quality is estimated for each of multiple different paths between the first node and the second node based at least in part on the values of the additive path quality metric determined by the third node. At least two of the multiple different paths include at least one path segment in common. | 2013-09-12 |
20130235729 | INFORMATION PROCESSING APPARATUS, CONGESTION CONTROL METHOD, AND COMPUTER-READABLE RECORDING MEDIUM - A TCP node stores a congestion window size before congestion is detected, the congestion window size limiting the amount of data to be transmitted. If congestion is detected, the TCP node reduces a current congestion window size to a predetermined size. If path switching subsequently occurs after congestion is detected, the TCP node uses a round-trip time or bandwidth information of a path after switching to correct the congestion window size before congestion detection. The TCP node then changes the reduced congestion window size to the corrected size. | 2013-09-12 |
20130235730 | PATH SELECTION FOR ROUTING TRAFFIC IN A NETWORK - Methods, systems, and apparatuses are described for communicating among stations in a network. A station in the network can determine costs between that station and a headend through a number of other stations. The station can select a low cost path from among the possible paths. Cost data from the determination can be transmitted from the station to other stations in the network for use in selecting low cost paths at those stations. | 2013-09-12 |
20130235731 | IDENTIFYING AND TRANSITIONING TO AN IMPROVED VOIP SESSION - An additional session is established for voice over internet protocol communication between a pair of endpoints in a network, wherein a current session is already established between the endpoints and is currently used for data packet communication between endpoints. Qualities of each of the sessions for voice over internet protocol communication are assessed and compared, and the endpoints signaled to select the session having the higher assessed quality as a current session for further data packet communication between the endpoints, and to remove the lower quality session from use as a session for the further data packet communication between the endpoints, or to use the lower quality session as a secondary session for data communication between the endpoints. More particularly, the assessed qualities of each of the current and additional sessions meet a basic requirement defined to provide voice over internet protocol data packet communication between the endpoints. | 2013-09-12 |
20130235732 | AD HOC NETWORK SYSTEM AND METER READING INFORMATION COLLECTING METHOD - In a system that transmits and receives data through a high-level relay in a mesh ad hoc wireless network including the high-level relay and ad hoc wireless nodes, an increase in data traffic to the high-level relay, and the ad hoc wireless nodes in proximity to the high-level relay, a reduction in use efficiency of a wireless bandwidth of the high-level relay and in the proximity to the high-level relay in association with the increase in the data traffic, and a reduction in the efficiency of an entire mesh ad hoc wireless network are prevented. In the mesh ad hoc wireless network having the high-level relay, and the ad hoc wireless nodes each having a smart meter function unit, meter reading information collection implemented by the high-level relay is delegated to the ad hoc wireless nodes from the high-level relay by one hop, and the use efficiency of the wireless bandwidth in proximity to the high-level relay is improved. | 2013-09-12 |
20130235733 | Method and Arrangement for Network-Coded Bidirectional Relaying - The present invention relates to coded multidirectional relaying in a network communication system. By sending information about the processing ( | 2013-09-12 |
20130235734 | METHOD AND APPARATUS FOR SENDING AND RECEIVING ETHERNET PHYSICAL-LAYER OAM OVERHEAD - A method and an apparatus for sending an Ethernet physical-layer OAM overhead, and a method and an apparatus for receiving an Ethernet physical-layer OAM overhead are disclosed herein. A method for sending an Ethernet physical-layer OAM overhead includes: adjusting the order of sending a payload block and part of Inter-Packet Gaps (IPGs) in a data stream to be transmitted; and when receiving a request for sending an OAM overhead, substituting the OAM overhead for the part of IPGs, and sending the OAM overhead before sending the payload block. Through the present invention, the order of sending IPGs and payload blocks in an MAC data stream can be adjusted, and the OAM overhead can be sent in time. | 2013-09-12 |
20130235735 | DIAGNOSTICS IN A DISTRIBUTED FABRIC SYSTEM - A distributed fabric system has distributed line card (DLC) chassis and scaled-out fabric coupler (SFC) chassis. Each DLC chassis includes a network processor and fabric ports. Each network processor of each DLC chassis includes a fabric interface in communication with the DLC fabric ports of that DLC chassis. Each SFC chassis includes a fabric element and fabric ports. A communication link connects each SFC fabric port to one DLC fabric port. Each communication link includes cell-carrying lanes. Each fabric element of each SFC chassis collects per-lane statistics for each SFC fabric port of that SFC chassis. Each SFC chassis includes program code that obtains the per-lane statistics collected by the fabric element chip of that SFC chassis. A network element includes program code that gathers the per-lane statistics collected by each fabric element of each SFC chassis and integrates the statistics into a topology of the entire distributed fabric system. | 2013-09-12 |
20130235736 | METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR TESTING A DIAMETER ROUTING NODE - According to one aspect, the subject matter described herein includes a method for testing a Diameter routing node. The method occurs a Diameter routing node. The method includes receiving, from a Diameter message generation module and via a test connection, a first Diameter message. The method also includes modifying the first Diameter message to include a test indicator parameter indicating the first Diameter message is a test message. The method further includes processing the first Diameter message. The method also includes directing the first Diameter message to an egress message manager. | 2013-09-12 |
20130235737 | DEFERRAL MECHANISM FOR IMPROVED MEDIUM REUSE IN WIRELESS NETWORKS WITH TRANSMIT POWER IMBALANCES - The deferral mechanism described herein may improve medium reuse in a wireless network with transmit power imbalances. For example, in one embodiment, an apparatus employing the deferral mechanism described herein may comprise a receiver to sense a data unit transmitted on a medium associated with the wireless network, wherein the data unit may comprise information indicating a transmit power associated therewith. Furthermore, the apparatus may comprise one or more processors to initiate a transmission on the medium associated with the wireless network if the apparatus is not an intended receiver of the sensed data unit, the transmit power associated with the data unit exceeds a transmit power associated with the apparatus, and a received power associated with the data unit does not equal or exceed a clear channel assessment threshold plus a difference between the transmit power associated with the data unit and the transmit power associated with the apparatus. | 2013-09-12 |
20130235738 | Measurement and Reporting Configuration in Radio Communication Networks - A wireless device, a network apparatus, a test equipment and a method in a heterogeneous radio-communication system configured to perform and report measurements in view of patterns including at least two types of subframes are provided. The wireless device has a transceiver and a processing unit. The transceiver is configured to send and to receive signals from more than one cell, and to receive information defining a first pattern related to first cells. The processing unit is configured to determine a second pattern related to second cells based on the first pattern and at least one of an indication or predefined rule relating the first pattern and the second pattern, to perform measurements related to the signals, and to report, to a network node, measurement results based on the measurements, the measurement results being related to signals received from a number of one or more cells. | 2013-09-12 |
20130235739 | Dynamic Audio/Video Channel Bonding - A data communication architecture delivers a wide variety of content, including audio and video content, to consumers. The architecture employs channel bonding to deliver more bandwidth than any single communication channel can carry. In some implementations, the communication architecture communicates content according to an initial bonding configuration. The communication architecture may adjust the bonding configuration to adapt to bonding environment changes affecting the communication capabilities or requirements associated with transmitting the content. | 2013-09-12 |
20130235740 | METHOD AND MOBILE TERMINAL FOR MANAGING CIRCUIT SWITCHED FALLBACK PROCEDURE AND NETWORK REGISTRATION - A method that uses a processor to manage a circuit switched fall back (CSFB) procedure includes connecting to a circuit switched network for the CSFB procedure, processing, using the processor, a voice call using the circuit switched network, and determining whether to register to a packet switched network according to a connection possibility of the packet switched network. A mobile terminal includes a first mobile communication modem to connect to a packet switched network, a second mobile communication modem to switch from the packet switched network to a circuit switched network, and a controller to determine whether to re-register to the packet switched network according to a connection possibility of the packet switched network. | 2013-09-12 |
20130235741 | Obtaining Signalling Information in a Packet Switched Network - A method for a first node obtaining signalling information in a packet switched network. The method comprises the steps of the first node sending a first request message comprising a first request for collecting signalling information towards a second node comprised by the packet switched network; the first node receiving a first response message, the first response message comprising a signalling information added by the second node and the signalling information collected by the second node in response to the first request message. | 2013-09-12 |
20130235742 | CHANNEL QUALITY INFORMATION AND BEAM INDEX REPORTING - A method and apparatus report or identify channel quality information. The method for reporting includes selecting one or more beams for channel quality reporting. The method also includes mapping, by the UE, indices of the one or more selected beams to one or more channel quality values. Additionally, the method includes sending channel quality information for the one or more selected beams according to the mapping. The method for identifying includes receiving an indication of indices of one or more beams selected for reporting. The method also includes receiving channel quality information for the one or more selected beams. The method further includes identifying a mapping of the indices of the one or more selected beams to one or more channel quality values. Additionally, the method includes identifying a channel quality value for each of the one or more selected beams according to the mapping. | 2013-09-12 |
20130235743 | COLLABORATIVE MEASUREMENTS IN CELLULAR NETWORKS - A method for assessing the interference impact of a specific base station includes causing an interfering transmitter in the network to transmit data at substantially different power levels for each of at least two predefined time-frequency-resources, instructing the user equipment to measure and report to the serving base station at least one parameter associated with reception of the downlink signals that is indicative of an effect of the interfering signals and processing the results in order to assess the effect of the interfering signals. | 2013-09-12 |
20130235744 | COMMUNICATION SYSTEM USING ORBITAL ANGULAR MOMENTUM - Different data communication architectures deliver a wide variety of content, including audio and video content, to consumers. The architectures may utilize orbital angular momentum to deliver more bandwidth across multiple channels than any single communication channel can carry. In some implementations, the communication architectures distribute data across multiple orbital angular momentum channels in a bonded channel group. | 2013-09-12 |
20130235745 | MEDIUM ACCESS CONTROL FOR WIRELESS NETWORKS - A wireless network includes a source node, a destination node, and at least a first relay node. The network is arranged to determine a first measure of signal quality for a direct link between the source node and the destination node, and a second measure of signal quality for a link between the source node and the destination node via at least one relay node. At a relay node, the duration of a recruitment slot is determined, within which the relay node may transmit a recruitment message indicating availability of the relay node to relay. The recruitment slot duration is determined on the basis of the first measure of signal quality. In this way, the recruitment of a relay may depend on the signal quality of the direct link from the source node to the destination node. | 2013-09-12 |
20130235746 | METHOD AND SYSTEM FOR FEMTOCELL CHANNEL SELECTION - Femto node radio frequency channel selection may be achieved by selecting between a first band of operating channels and a second band of operating channels for a femto node based on at least one band-selection criterion, the first band including a plurality of channels that are higher in frequency than a plurality of channels in the second band, and configuring the femto node for operation according to one or more operating channels in the selected band. | 2013-09-12 |
20130235747 | ESTIMATION OF ACCESS QUALITY IN MOBILE COMMUNICATION SYSTEMS - Communicating in a network over a path that includes a first node includes: receiving from the first node, at a second node on the path, a packet addressed to a destination; forwarding the packet from the second node to the destination; determining, at the second node, a first time associated with forwarding the packet to the destination; receiving, at the second node, an acknowledgement of the packet from the destination; determining, at the second node, a second time associated with receiving the acknowledgement at the second node; and forwarding the acknowledgment from the second node to the first node. The acknowledgment includes timing information based on the first time and second time. | 2013-09-12 |
20130235748 | Medium Access Control for Wireless Systems - A method for execution by a mobile station (MS) in a mobile communications network, the method comprising: receiving a first MS identifier from the network during a ranging operation involving the MS; using the first MS identifier to extract the contents of at least one message received from the network during said ranging operation; using a second MS identifier, different from the first MS identifier, to extract the contents of at least one message received from the network after said ranging operation is complete. Also, a method for execution by the base station, comprising: outputting a first message destined for the MS, the first message including a first identifier for use by the MS during a ranging operation; determining that said ranging operation is complete; outputting a second message destined for the MS, the second message including a second identifier for use by the MS in subsequent communication with the network. | 2013-09-12 |
20130235749 | METHOD DEVICE AND SYSTEM FOR ESTIMATING ACCESS POINTS USING LOG DATA - The present disclosure provides a system, device and method for estimating an AP location using log data. Information, which is not pre-stored in a database when the information is updated, is classified and then location information of an AP is estimated by using log data of a user in such a manner of estimating a location of the AP by using log data of a user in wireless LAN based positioning and thus updating the database for the wireless LAN based positioning, thereby improving positioning accuracy. | 2013-09-12 |
20130235750 | OUT-OF-BAND RADIO FOR SUPPORTING COMPRESSED MODE IN A FEMTO DEPLOYMENT - Systems, methods, devices, and computer program products are described for using communications over an out-of-band (OOB) link to support compressed mode communications by user equipment (UE) in a femto deployment. Typically, UEs must tune away from an active communications channel to make inter-frequency and/or inter-RAT measurements. When making these measurements, data communications may be compressed to allow time to tune away for those measurements. Embodiments integrate an OOB proxy with the femtocell to provide OOB link capability to supplement WWAN link resources. According to various techniques, the OOB link is used to compensate for reductions in data rate and/or quality resulting from compressed mode operation. For example, the OOB link is used to communicate compressed mode signaling data, retransmissions, and/or other compensatory data. | 2013-09-12 |
20130235751 | Method and Apparatus for Monitoring Wireless Network Access - A system and method for monitoring wireless network access, and use of a detected wireless network connection are described. A client component (e.g., software component), or client, can be downloaded to a computing device, which leverages off of the computing device's ability to locate and establish a network connection. The client component listens for network connection activity, and determines whether the device has established a network connection with a network known to the client. If the client determines that a network connection has been established to a known network, the client uses the network connection to log the user onto the network. | 2013-09-12 |
20130235752 | Method and System for Integrated Link Adaptation and Power Control to Improve Error and Throughput Performance in Wireless Packet Networks - The invention provides a system that implements an algorithm for integrated link adaptation and power control to achieve specified error rates and to improve an overall throughput for real-time applications in wireless packet networks. The system initially divides wireless terminals into groups according to their signal path gains. Afterwards, the system can periodically adapt transmissions (i.e., link adaptations) based on the required error rates, actual error statistics and average transmission power for each wireless terminal group. Furthermore, transmission power can be adjusted by an enhanced Kalman-filter method to ensure successful reception. | 2013-09-12 |
20130235753 | Method, Apparatus and Computer Program for Signaling Channel Quality Information in a Network that Employs Relay Nodes - A relay node receives from user equipments UE CQI reports which give a CQI value per radio band resource RBR, from which are aggregated across the RBRs and/or aggregated per UE across that UE's RBR values. The relay node reports an indication of the average to its controlling access node (eNodeB), either explicitly or implicitly (e.g., a gain applied to the CQI of the downlink between the relay and access nodes). The relay node also checks the UEs' buffer status (actual or predicted) and reports either periodically or based on an underflow/overflow occurrence. For periodic reports, each UE buffer experiencing the overrun/underrun is reported. | 2013-09-12 |
20130235754 | METHOD AND APPARATUS FOR MEASURING A CHANNEL STATUS BETWEEN TERMINALS IN A WIRELESS ACCESS SYSTEM THAT SUPPORTS COOPERATIVE COMMUNICATION - The present invention provides a method for measuring a channel status between a source terminal and a cooperative terminal in a wireless access system that supports cooperative communication between terminals. The method comprises: a step in which the source terminal receives, from a base station, first control information for performing the cooperative communication between the terminals, wherein said first control information includes resource allocation information and control signal information; a step in which the source terminal measures the channel status between the source terminal and the cooperative terminal using the resource allocation information and the control signal information; a step in which the source terminal receives, from the base station, second control information for performing cooperative communication between the source terminal and the cooperative terminal; and a step in which the source terminal performs the cooperative communication between the terminals using the second control information. | 2013-09-12 |
20130235755 | METHOD AND APPARATUS FOR PERFORMING MEASUREMENTS IN A MULTI CARRIER ENVIRONMENT - A method and apparatus for performing measurements in a multi-carrier environment are provided. In the method, a request to perform measurements on a frequency corresponding to one of at least one frequency band is received from a base station. It is determined whether a compressed mode is to be applied on the frequency corresponding to the one of the at least one frequency band based on capabilities of a user equipment. If so, the compressed mode is applied on the frequency corresponding to the one of the at least one frequency band so that measurements can be performed on the frequency corresponding to the one of the at least one frequency band without interrupting data activity on the remaining frequency bands. Otherwise, measurements are performed on the frequency corresponding to the one of the at least one frequency band without applying the compressed mode. | 2013-09-12 |
20130235756 | METHOD AND DEVICE FOR APERIODICALLY REPORTING CHANNEL STATE INFORMATION IN WIRELESS CONNECTION SYSTEM - The present invention relates to methods and devices for aperiodically reporting channel state information (CSI). According to an embodiment of the present invention, a method for aperiodically reporting channel state information may comprise: a terminal receiving an upper layer signal from a base station, the upper layer signal containing information about at least one allocated CSI measurement group; the terminal receiving a physical downlink control channel (PDCCH) signal via a first subframe from the base station, the PDCCH signal containing a CSI request field; the terminal setting a second subframe as a CSI reference resource based on the first subframe; and determining whether at least one CSI measurement group to which a CSI reference resource is allocated is included. | 2013-09-12 |