46th week of 2010 patent applcation highlights part 27 |
Patent application number | Title | Published |
20100290279 | Semiconductor Memory Device and Method for Operating the Same - A semiconductor memory device includes a plurality of memory cells configured to store data having a polarity corresponding to a direction of current flowing through a source line and a bit line; and a precharge driving unit configured to precharge the bit line to a voltage corresponding to the data in response to a precharging signal before the data are stored in the memory cells. | 2010-11-18 |
20100290280 | SEMICONDUCTOR MEMORY DEVICE - A semiconductor memory cell includes a plurality of memory cells configured to store data having polarity corresponding to a direction of current flowing in first and second driving lines, a current generator configured to generate a predetermined read current, apply the predetermined read current to the plurality of memory cells, and generate a data current corresponding variation of the read current according to the data and a current controller connected to a current path of the read current and configured to control a current amount of the read current. | 2010-11-18 |
20100290281 | METHOD FOR RECORDING OF INFORMATION IN MAGNETIC RECORDING ELEMENT AND METHOD FOR RECORDING OF INFORMATION IN MAGNETIC RANDOM ACCESS MEMORY - Provided are a method for recording information in a magnetic recording element and a method for recording information in a magnetic random access memory. The method for recording information in a magnetic recording element includes preparing the magnetic recording element having a magnetic free layer in which a magnetic vortex is formed. A current or a magnetic field whose direction varies with time is applied to the magnetic free layer to switch a core orientation of a magnetic vortex formed in the magnetic free layer to an upward direction or downward direction from a top surface of the magnetic free layer “0” or “1” is assigned according to the direction of the core orientation of the magnetic vortex formed in the magnetic free layer. According to the method for recording information in a magnetic recording element of the present invention, the core orientation of the magnetic vortex formed in the magnetic free layer of the magnetic recording element can be selectively switched by applying a current or magnetic field whose direction varies with time to the magnetic recording element, so that information can be easily and correctly recorded, lower power is consumed in recording information, and the switching for recording information can be performed very rapidly. | 2010-11-18 |
20100290282 | METHOD AND SYSTEM FOR ADAPTIVELY FINDING REFERENCE VOLTAGES FOR READING DATA FROM A MLC FLASH MEMORY - A method and system for adaptively finding reference voltages for reading data from a multi-level cell (MLC) flash memory is disclosed. According to one embodiment, information about an initial threshold voltage distribution is firstly provided. A first threshold voltage in the initial threshold voltage distribution is then associated with a second threshold voltage in a shifted threshold voltage distribution to be determined, such that the information corresponding to the first threshold voltage is approximate to the information corresponding to the second threshold voltage. Accordingly, initial reference voltage or voltages of the initial threshold voltage distribution are shifted with an amount approximate to difference between the first threshold voltage and the second threshold voltage, thereby resulting in new reference voltage or voltages for reading the data from the MLC flash memory. | 2010-11-18 |
20100290283 | Programming Method for Flash Memory Device - Provided is a programming method that increases writing performance of a flash memory device. The programming method for a flash memory device that includes a plurality of banks including a plurality of memory cells for storing multi-bit data includes the following: programming a most significant bit (MSB) page with respect to banks of a first bank group; programming a least significant bit (LSB) page with respect to banks of a second bank group; programming the MSB page with respect to the banks of the second bank group; and programming the LSB page with respect to the banks of the first bank group. | 2010-11-18 |
20100290284 | Single-Transistor EEPROM Array and Operation Methods - An integrated circuit structure includes an electrically erasable programmable read-only memory (EEPROM) array, which includes EEPROM cells arranged as rows and columns; a plurality of word-lines and a plurality of drain-lines extending in a column direction, and a plurality of source-lines extending in a row direction. Each of the plurality of word-lines is connected to control gates of the EEPROM cells in a same column. Each of the plurality of drain-lines is connected to drains of the EEPROM cells in a same column, wherein none of the plurality of drain-lines are shared by neighboring columns of the EEPROM cells. Each of the plurality of source-lines is connected to sources of the EEPROM cells in a same row. | 2010-11-18 |
20100290285 | Flash Memory Device Using Double Patterning Technology and Method of Manufacturing the Same - Provided are a flash memory device and a method of manufacturing the same. The flash memory device includes strings. Each of the strings has a string selection line, a ground selection line, and an odd number of word lines formed between the string selection line and the ground selection line. | 2010-11-18 |
20100290286 | MULTI-PAGE PARALLEL PROGRAM FLASH MEMORY - A NAND flash memory device having a bit line and a plurality of storage cells coupled thereto. Programming circuitry is coupled to the plurality of storage cells concurrently to program two or more of the storage cells in different NAND strings associated with the same bit line. | 2010-11-18 |
20100290287 | METHOD CIRCUIT AND SYSTEM FOR OPERATING AN ARRAY OF NON-VOLATILE MEMORY ("NVM") CELLS AND A CORRESPONDING NVM DEVICE - Disclosed is a method, circuit and system for determining a Lowest Operative Threshold Voltage Level for one or more cell segments/blocks/sets of a NVM array and a corresponding device, adapted to compare substantially native state NVM cells in a block of cells against one or more reference cells/structures or offset values, and to maintain a read error count. | 2010-11-18 |
20100290288 | NONVOLATILE MEMORY DEVICE AND METHOD OF TESTING THE SAME - A nonvolatile memory device includes a storage unit configured to store pattern data selected based on a test command set, and a control unit configured to consecutively perform a program operation on a number of pages in response to the pattern data to obtain programmed pages, consecutively perform a read operation on the programmed pages, and provide information about a bit line coupled to a fail memory cell and about a number of fail bit lines checked as a result of the read operation. | 2010-11-18 |
20100290289 | OPERATING MEMORY CELLS - Embodiments of the present disclosure provide methods, devices, modules, and systems for reading non-volatile memory cells. One method includes programming a number of memory cells coupled in series between a first and second select gate transistor where edge cells are coupled adjacent to the select gate transistors and non-edge cells are coupled between the edge cells. The method includes programming a non-edge cell within a first threshold voltage (Vt) distribution. The method also includes programming an edge cell within a second Vt distribution, wherein the first and second Vt distributions correspond to a same one of a number of data states, and wherein the second Vt distribution is different than the first Vt distribution for at least one of the number of data states. | 2010-11-18 |
20100290290 | NONVOLATILE SEMICONDUCTOR MEMORY DEVICE - A nonvolatile semiconductor memory device is provided which can accurately read data with low consumption current. The flash memory selects a memory cell according to an external address signal in response to the leading edge of a clock signal and reads data from the memory cell in response to the leading edge of the clock signal in the normal read mode, whereas, in the low-speed read mode for performing a read operation with lower power consumption than that of the normal read mode, reads data from the memory cell in response to the trailing edge of the clock signal. Therefore, data can be accurately read even if noise is generated in response to the leading edge of the clock signal in the low-speed read mode, because the noise level has dropped at the trailing edge of the clock signal. | 2010-11-18 |
20100290291 | SEMICONDUCTOR DEVICE AND CONTROL METHOD OF THE SAME - The present invention provides a semiconductor memory and a control method therefor, the semiconductor device including a first current-voltage conversion circuit ( | 2010-11-18 |
20100290292 | SEMICONDUCTOR DEVICE - The present invention provides a semiconductor device having a nonvolatile memory function capable of shortening an erase time and executing data access efficiently. When, under the control of a command register/control circuit, an erase voltage is applied to an embedded erase gate wiring disposed in a memory cell boundary region, and an electrical charge is transferred between a floating gate and an embedded erase gate to thereby perform an erase operation, a read selection voltage is applied to a memory gate line and an assist gate line during the application of the erase voltage to thereby carry out the reading of data. | 2010-11-18 |
20100290293 | METHOD OF IDENTIFYING LOGICAL INFORMATION IN A PROGRAMMING AND ERASING CELL BY ON-SIDE READING SCHEME - A method of identifying logical information in a cell, particularly in a programming by hot hole injection nitride electron storage (PHINES) cell by one-side reading scheme is disclosed. The method comprise steps of: erasing the first region and the second region of PHINES cell by increasing a local threshold voltage (Vt) to a certain value; programming at least one of the first region and the second region of the PHINES cell by hot hole injection; and reading a logical state of the PHINES cell by measuring an output current of one of the first region and the second region; wherein different quantity of the output current is caused by interaction between different quantity of the hot hole stored in the first region and the second region, so as to determine the logical state of the PHINES cell by one-side reading scheme. | 2010-11-18 |
20100290294 | Signal margin improvement for read operations in a cross-point memory array - A configuration for biasing conductive array lines in a two-terminal cross-point memory array is disclosed. The configuration includes applying a read voltage to a selected X-conductive array line while applying an un-select voltage thru a biasing element to a remaining plurality of un-selected X-conductive array lines. A plurality of Y-conductive array lines are initially biased to some voltage (e.g., 0V) and then allowed to float unbiased after a predetermined amount of time has passed, some event has occurred, or both. As one example the event that triggers the floating of the plurality of Y-conductive array lines can be the read voltage reaching a predetermined magnitude. The array can be formed BEOL and include a plurality of two-terminal memory cells with each memory cell including a memory element and optionally a non-ohmic device (NOD) that are electrically in series with each other and with the two terminals of the memory cell. | 2010-11-18 |
20100290295 | SEMICONDUCTOR MEMORY AND SYSTEM - A semiconductor memory includes a word line coupled to memory cells that transmits a word line signal; at least one word repeater circuit that includes a first load circuit disposed on the word line; a first dummy word line disposed along the word line that transmits a first dummy word line signal; at least one dummy repeater circuit that includes a second load circuit disposed on the first dummy word line; bit lines coupled to the memory cells; column switches that couple the bit lines to data lines, respectively; a column selection line disposed along the word line that transmits a column selection signal for controlling each column switch; and at least one column repeater circuit disposed on the column selection line that outputs the column selection signal in synchronization with the first dummy word line signal input to the first dummy repeater circuit. | 2010-11-18 |
20100290296 | SEMICONDUCTOR MEMORY DEVICE - A semiconductor memory device includes a plurality of memory cell matrixes each of which contains plural memory cell arrays whose number is lager than 2 | 2010-11-18 |
20100290297 | Semiconductor Memory Device - A semiconductor memory device includes a plurality of memory cell mats each comprising a plurality of normal memory cell arrays; and a redundancy memory cell array configured to replace a defective memory cell with a plurality of redundancy memory cells corresponding to a redundancy word line when the redundancy word line corresponding to one or more redundancy memory cell arrays is activated in response to an address corresponding to the defective memory cell among the plurality of normal memory cell arrays. | 2010-11-18 |
20100290298 | FUSE CIRCUIT AND REDUNDANCY CIRCUIT - A fuse circuit or a redundancy circuit is capable of detecting a fuse with a crack. The fuse circuit includes a fuse block configured to drive an output node through a current path including a fuse in response to a fuse enable signal, and a voltage detection block configured to detect a voltage level of the output node based on a critical voltage adjusted according to a test mode signal, thereby generating a fuse condition signal. | 2010-11-18 |
20100290299 | SEMICONDUCTOR CHIP AND METHOD OF REPAIR DESIGN OF THE SAME - A repair circuit achieving “group repair of mixed multiple repair methods” and a repair design method for making a product margin suitable are provided. In a chip mounting multiple RAMs, a repair circuit and a repair design method in consideration of a trade-off of chip yield and area increase along with mounting a repair circuit are provided. A repair circuit achieving “group repair of mixed multiple repair methods” which can select existence of a repair circuit, and one or more repair methods from I/O, column, and row repairs on the RAMS in the chip, respectively, when a repair circuit is mounted. The repair circuit performs repair per RAM group by sorting the RAMs mounting a repair circuit into a plurality of RAM groups. Also, a repair method which makes a number of acquired good chips in a wafer and an estimation method of the RAM grouping method are provided. | 2010-11-18 |
20100290300 | SEMICONDUCTOR INTEGRATED DEVICE - Provided is a semiconductor integrated device including a semiconductor memory circuit and a peripheral circuit of the semiconductor memory circuit. The peripheral circuit includes a first transistor having a first voltage as a breakdown voltage of a gate oxide film. The semiconductor memory circuit includes a pair of bit lines, one of the pair of bit lines being connected to a gate transistor of a memory cell, and a precharge circuit that includes a transistor having a breakdown voltage substantially equal to that of the first transistor, and precharges the pair of bit lines to a predetermined voltage in response to an activation signal. The activation signal of the precharge circuit is a second voltage higher than the first voltage. | 2010-11-18 |
20100290301 | MEMORY ARRAY INCORPORATING NOISE DETECTION LINE - A memory array includes a sensing circuit for sensing bit line current while keeping the voltage of the selected bit line substantially unchanged. The word lines and bit lines are biased so that essentially no bias voltage is impressed across half-selected memory cells, which substantially eliminates leakage current through half-selected memory cells. The bit line current which is sensed arises largely from only the current through the selected memory cell. A noise detection line in the memory array reduces the effect of coupling from unselected word lines to the selected bit line. In a preferred embodiment, a three-dimensional memory array having a plurality of rail-stacks forming bit lines on more than one layer, includes at least one noise detection line associated with each layer of bit lines. A sensing circuit is connected to a selected bit line and to its associated noise detection line. | 2010-11-18 |
20100290302 | FUSE CIRCUIT AND DRIVING METHOD THEREOF - A fuse circuit includes a fuse unit configured to form a current path on a first node according to whether or not a fuse is cut; a driving current controller configured to control a potential level of the first node in response to a test signal; and an output unit configured to output a fuse state signal in response to the potential level of the first node. | 2010-11-18 |
20100290303 | Semiconductor device - A semiconductor device includes a first terminal, a second terminal, and a fuse link that connects between the first terminal and the second terminal. The first terminal and the fuse link have a polysilicon layer doped with an impurity ion and a layer containing a metal element laminated on the polysilicon layer. The second terminal has a polysilicon layer not doped with an impurity ion and a layer containing a metal element laminated on the polysilicon layer, in at least a part of an end side connected to the fuse link. | 2010-11-18 |
20100290304 | VOLTAGE STABILIZATION CIRCUIT AND SEMICONDUCTOR MEMORY APPARATUS USING THE SAME - A voltage stabilization circuit of a semiconductor memory apparatus includes an operation speed detecting unit configured to detect an operation speed of the semiconductor memory apparatus to generate a detection signal, and a voltage line controlling unit configured to interconnect a first voltage line and a second voltage line in response to the detection signal. | 2010-11-18 |
20100290305 | Systems and Methods for Dynamic Power Savings in Electronic Memory Operation - Reduction of line delay is accomplished in an electronic memory by segmenting portions of the memory and only enabling certain memory portions depending upon where the memory is to be accessed. In one embodiment, the bit lines are segmented using latch repeaters to control the bit line length for address selection. The latch repeaters are, in one embodiment, allowed to remain in their operated/non-operated state at the completion of a memory read/write cycle. This then avoids successive enabling pulses when the same segment is accessed on successive cycles. | 2010-11-18 |
20100290306 | CIRCUIT AND METHOD FOR SHIFTING ADDRESS - A circuit for shifting an address includes a shift cell block configured to sequentially shift address signals in response to shift control signals and a control cell block configured to generate the shift control signals for activating the shift cell block in a column unit using sequentially shifted read commands or write commands. | 2010-11-18 |
20100290307 | MULTI-STAGE CAVITATION DEVICE - The flow-through cavitation device is provided for mixing and manipulating fluids that comprises feeding a fluidic mixture in a multi-stage flow-through hydrodynamic cavitation system, subjecting said fluid to a controlled multi-stage cavitation and continuing the treatment for a period of time sufficient for obtaining desirable changes in the physical and/or chemical properties and generating upgraded products. | 2010-11-18 |
20100290308 | SYSTEMS USING A LEVITATING, ROTATING PUMPING OR MIXING ELEMENT AND RELATED METHODS - A system for pumping or mixing a fluid using a rotating pumping or mixing element and various other components for use in a pumping or mixing system are disclosed. | 2010-11-18 |
20100290309 | COMPACT MICROFLUIDIC STRUCTURES FOR MANIPULATING FLUIDS - Disclosed is a method and apparatus for manipulating fluids. The apparatus may include a microfluidic structure including inlet channels ( | 2010-11-18 |
20100290310 | APPARATUS FOR CALCULATING NUTRIENT REQUIREMENT AMOUNT, AN APPARATUS FOR SUGGESTING A NUTRITIONAL SUPPLEMENT, A BLENDING APPARATUS OF A NUTRITIONAL SUPPLEMENT AND A BLENDING SYSTEM OF A NUTRITIONAL SUPPLEMENT - It is provided with a medical inquiry processing unit for acquiring the response to a medical inquiry presenting medical inquiry items to a person to be examined, a nutrient requirement amount calculating unit for calculating the nutrient requirement amount of the person to be examined from the response to the medical inquiry, a nutritional supplement suggesting unit for suggesting the blend of a nutritional supplement based on the nutrient requirement amount of the person to be examined and a nutritional supplement blending unit for blending nutrients to prepare the nutritional supplement based on the blend of the nutritional supplement. | 2010-11-18 |
20100290311 | PROCESSING UNIT - A device for cutting/shearing in a process vessel ( | 2010-11-18 |
20100290312 | Time-Variable Gain for Correction of Fluid Attenuation in Downhole Acoustic Tools - An apparatus for use in a wellbore is provided that in one embodiment may include at least one transmitter configured to generate acoustic signals in the wellbore, at least one receiver configured to receive acoustic signals from a formation surrounding the wellbore in response to the transmitted acoustic signal and also configured to provide electrical signals representative of the received acoustic signals, a circuit configured to apply a time-variable gain to the electrical signals to amplify the electrical signals, and a processor configured to process the amplified electrical signals and provide a property of interest. | 2010-11-18 |
20100290313 | PULSE STIMULATION TOOL AND METHOD OF USE - A downhole pulse stimulation tool for use within a production or injection string including a tubing string, a rotating or reciprocating rod string and a downhole pump. The tool is formed by a resonance chamber defined by a cylindrical outer tubular member connected to the tubing string and having pulse emitting openings, a pulse generator rotatably disposed within the resonance chamber having longitudinal channels and defining pulse generating openings, wherein the pulse generating openings periodically align with the pulse emitting openings as the pulse generator rotates or reciprocates within the resonance chamber. | 2010-11-18 |
20100290314 | Process measurement instrument with target rejection - A process measurement instrument with target rejection comprises a sensor circuit. The sensor circuit comprises a drive circuit for transmitting a pulse signal at a target of interest and a receive circuit receiving reflected echoes of the pulse signal and developing an analog receive signal representative of the reflected echoes. An analog processing circuit receives the analog receive signal and comprises a summer subtracting an analog target rejection signal from the analog receive signal to develop a corrected receive signal. A programmed digital processing circuit is operatively coupled to the analog processing circuit and comprises a memory storing target rejection signal value data representing false target reflections and developing the analog target rejection signal for transfer to the analog processing circuit. | 2010-11-18 |
20100290315 | Identification unit - An identification unit including a memory unit operable to store an identification that distinguishes the identification unit from other identically constructed identification units, an ultrasonic receiver, a radiation transmitter, a radiation receiver and a control unit operable to carry out an ultrasound propagation time measurement depending on a synchronization signal received by the radiation receiver and operable to transmit a result with the aid of the radiation transmitter. At least one of a luminous unit and an optical signaling unit is driven via the radiation unit. | 2010-11-18 |
20100290316 | REAL-TIME ROBUST METHOD FOR DETERMINING THE TRAJECTORY OF ONE OR MORE CETACEANS BY MEANS OF PASSIVE ACOUSTICS, USING A LAPTOP COMPUTER - The trajectory of at least one marine animal emitting sound signals in the form of series of clicks, such as a cetacean, is passively determined. During successive processing time windows, raw analog signals are acquired from a plurality of hydrophones disposed in a marine environment and converted into digital data. Digital data filtering eliminates spurious noises and keeps the data, for each pair of hydrophones and each processing window, that corresponds to potential values (TDOAs) for the time-difference of arrival of the sound signals at two different hydrophones. For each hydrophone pair, the consistency of the TDOAs is checked and a number of filtered and mutually-consistent TDOAs are selected. Based on the filtered and mutually-consistent TDOAs, the successive instantaneous positions of the click sources are determined by means of nonlinear regression, and the trajectory of at least one marine animal in the environment is deduced in real time. | 2010-11-18 |
20100290317 | ACOUSTIC NAVIGATION DEVICE AND METHOD OF DETECTING MOVEMENT OF A NAVIGATION DEVICE - A navigation device for navigating a user interface of a processor-controlled device includes an acoustic transmitter adapted to transmit an acoustic signal, an acoustic receiver adapted to receive the acoustic signal and located at a fixed position with respect to the acoustic transmitter, and a measurement circuit coupled to an output of the acoustic receiver and adapted to determine a distance traversed by the navigation device as a function of time. | 2010-11-18 |
20100290318 | SYSTEM FOR VARIABLY REFRACTING ULTRASOUND AND/OR LIGHT - The disclosure is directed to a system for variably refracting, and is transparent for, ultrasound as well as for light. By choosing liquids with the right optical and acoustical properties, it is possible to variably refract (including focusing and deflecting or steering) ultrasound while not affecting the refraction of light, or vice versa. Two lenses in series, or preferably one lens, allow for variably refracting ultrasound and light. | 2010-11-18 |
20100290319 | Methods and Apparatus for Self-Assembled Time-Keeping Device - In illustrative implementations of this invention, a mechanical clock is produced in a manner such that, once its separate parts are made, the clock requires no further assembly. In one implementation of this invention, a mechanical clock is designed using standard CAD (computer-aided design) modeling tools and made with a rapid prototyping machine. The support material used in rapid prototyping is then removed. Once the support material is removed, the clock runs without any additional assembly. In this implementation, the clock contains all the components that are required and they are all constructed in the rapid prototyping process. | 2010-11-18 |
20100290320 | MECHANICAL OSCILLATOR HAVING AN OPTIMIZED THERMOELASTIC COEFFICIENT - The invention relates to a mechanical oscillator, in particular for watchmaking, comprising a spiral spring ( | 2010-11-18 |
20100290321 | MODULAR TIMEPIECE MOVEMENT - A timepiece movement for varying the arrangement of the different displays includes a first module provided with a first frame and at least a first mobile rotatingly mounted on the first frame, a second module provided with a second frame and at least a second mobile rotatingly mounted on the second frame, the first and second mobiles being kinematically connected to each other, elements for positioning and elements for attaching the modules to each other and associated with the first and second frames. The positioning elements are placed concentrically relative to the rotation axis of one of the first and second mobiles, and are arranged for allowing the relative positioning of the two modules in several angular positions relative to the rotation axis of the mobile to which the positioning elements are concentric. One of the first and second modules is a base module including a platen and a barrel, the barrel defining the first and the second mobile. | 2010-11-18 |
20100290322 | Integrated Digital Media Player Cassette Adapter - A digital media player integrated into the housing of the cassette adapter. A cassette shaped housing of a cassette adapter includes a removable portion suitable for accommodating a digital media player in place of the portion when removed. In a most preferred embodiment, the media player is an Apple iPod Shuffle. The digital media player is affixed and integrated into the housing by means of a groove, and is connected to the record-head of the adapter by an electronic coupling means capable of transmitting an audio signal; for instance, a TSR connector or stereo jack plug. Control means for the iPod Shuffle or other media player, including but not limited to play mode, track selection, and volume, can alternatively be integrated into the housing of the adapter, or can be embodied in a separate control housing connected to the circuitry in the main housing by a conducting cable. | 2010-11-18 |
20100290323 | Near-field light generating device including near-field light generating element with edge part opposed to waveguide - A near-field light generating device includes: a waveguide having a groove that opens in the top surface; a clad layer disposed on the top surface of the waveguide and having an opening that is contiguous to the groove; a near-field light generating element accommodated in the opening; and a buffer layer interposed between the near-field light generating element and each of the waveguide and the clad layer in the groove and the opening. The near-field light generating element includes: first and second side surfaces that decrease in distance from each other toward the groove; an edge part that connects the first and second side surfaces to each other and is opposed to the groove with the buffer layer therebetween; and a near-field light generating part that lies at one end of the edge part and generates near-field light. | 2010-11-18 |
20100290324 | Optical Pickup and Optical Disk Apparatus - A microprocessor performs preliminary tracking servo control of an objecting lens by moving the objective lens in a radial direction of an optical disc so as to allow a laser beam reflected by the optical disc to be equally divided and received by first and second light receiving sections PD | 2010-11-18 |
20100290325 | RECORDING APPARATUS AND METHOD, COMPUTER PROGRAM, AND RECORDING MEDIUM - A recording apparatus ( | 2010-11-18 |
20100290326 | INFORMATION RECORDING MEDIUM, METHOD FOR RECORDING INFORMATION ON INFORMATION RECORDING MEDIUM, METHOD FOR REPRODUCING INFORMATION FROM INFORMATION RECORDING MEDIUM AND METHOD FOR PRODUCING INFORMATION RECORDING MEDIUM - The present invention provides a measure for getting read/write control information stored within a space of a predetermined size in a format that ensures compatibility with media of a lower order or an older generation even if the size of the read/write control information increases significantly as the storage densities of information storage media rise in the near future. On an information storage medium, a data sequence is writable as a combination of marks and spaces. The medium has at least one information storage layer, which has an information storage area to store information and a control information area for use to perform a read/write operation on the at least one information storage layer. The control information area stores at least one set of control information, which includes a first kind of write pulse information including information to be used as a reference value and a second kind of write pulse information including information to be used as an offset value. The size of the offset value is at least a half as large as that of the reference value. | 2010-11-18 |
20100290327 | STORAGE MEDIUM, REPRODUCING METHOD, AND RECORDING METHOD - According to one embodiment, a write-once type information storage medium comprises an organic dye based recording material having sensitivity at a wavelength of 405 nm and at a recording wavelength in the range of 600 nm to 700 nm, wherein, when absorbance of a maximum absorption wavelength in the vicinity of 405 nm is defined as 1, the absorbance is 5% or more at any wavelength in the range of 600 nm to 700 nm. | 2010-11-18 |
20100290328 | REPRODUCING POWER ADJUSTING METHOD, OPTICAL INFORMATION RECORDING/REPRODUCING APPARATUS AND INFORMATION RECORDING MEDIA - By referring to a table of reproducing conditions and medium specific parameters, stored in an optical disc or optical disc apparatus and/or generated by the optical disc apparatus, the medium specific parameters to be used for performing reproducing power adjustment are changed in accordance with the reproducing condition to execute reproducing power adjustment. | 2010-11-18 |
20100290329 | CONDUCTIVE PATHS IN A HARD DISK DRIVE ENCLOSURE - A hard disk drive enclosure with conductive paths. A base plate comprising an electrically conductive material with at least one contact surface that allows for an electrically conductive path, wherein the at least one contact surface has a substantially flat surface. A cover comprising an electrically conductive material comprising at least one tab with a substantially flat surface for contacting the at least one contact surface of the base plate, wherein the at least one tab contacts the at least one contact surface of the base plate with a force and forms an electrically conductive path between the cover and the based plate, and wherein the at least one tab deforms upon the contact with the at least one contact surface of the base plate with the force. | 2010-11-18 |
20100290330 | APPARATUS AND METHOD FOR PERMANENTLY DELETING DATA OF OPTICAL DISK - The present invention relates to a method for eternally erasing data recorded on an optical disk by generating an optical scratch on the optical disk. More particularly, the present invention relates to a method for eternally erasing data recorded on an optical disk by disturbing a laser beam at a predetermined frequency and amplitude while irradiating the laser beam having a predetermined power and at the same time moving a sled. | 2010-11-18 |
20100290331 | WIRING STRUCTURE AND OPTICAL DISK APPARATUS - A signal current wiring line is configured to carry a signal current from a first circuit block to a second circuit block. A return current wiring line is configured to carry a return current from the second circuit block to the first circuit block. The signal current wiring line and the return current wiring line are stacked with an offset in the width direction so as to form a region between the surface of the casing on the second wiring line side and the signal current wiring line where the signal current wiring line faces the surface of the casing on the second wiring line side without the return current wiring line intervening between them. | 2010-11-18 |
20100290332 | OPTICAL DATA CARRIER WITH REFERENCE LAYER - An optical information carrier is presented. The information carrier comprises at least one active layer for recording/reading data in/from as a result of one- or multi-photon interaction; and at least one reference layer structure associated with said at least one active layer. The reference layer structure comprises at least one dielectric material and is different from that of the active layer in its optical properties with respect to one- or multi-photon interaction. Detection of light returned from the reference layer structure allows to control a process of focusing an optical beam onto an addressed recording plane in the active layer during at least one of the recording and reading processes. | 2010-11-18 |
20100290333 | METHOD FOR ENHANCING ETHERNET CHANNEL IMPAIRMENT AND APPARATUS USING THE SAME - A method for enhancing Ethernet channel impairment comprises the steps of sending a sequence to a receiver in a slave transceiver by a master transceiver, and training cancellation filter coefficients of an echo canceller and a near-end cross talk canceller in the master transceiver before the receiver of the slave transceiver converges. | 2010-11-18 |
20100290334 | Spectrum Characterization for Communication Equipment - The invention concerns the processing of digital signals, in particular spectral scanning upon reception of a signal. Said processing includes multicarrier shape filtering ( | 2010-11-18 |
20100290335 | METHOD AND APPARATUS FOR LOCALLY IMPLEMENTING PORT SELECTION VIA SYNCHRONIZED PORT STATE DATABASES MAINTAINED BY THE FORWARDING PLANE OF A NETWORK ELEMENT - A method, apparatus and computer program product for implementing port selection via synchronized port state databases maintained by the forwarding plane of a network element is presented. Each Forwarding Data Unit (FDU) within the forwarding plane of the network element maintains a respective port state database, each port state database containing a synchronized view of the port state for all ports within the network element. A port selection process is performed by each port state database upon request of its associated FDU, to identify an available port in an UP state associated with a Multi-Link Trunk (MLT) to enable fast reroute between ports associated with the MLT in the event of port failure. The process returns an identified port to the FDU for use by the FDU to forward the packet. | 2010-11-18 |
20100290336 | Optimized Bandwidth Allocation for Guaranteed Bandwidth Services - A method for minimizing bandwidth allocation for alternative routes within a network provides a management system for managing routes of services, provides a plurality of guaranteed bandwidth (GWB) services, assigns to each GBW-service a traffic class (TC), and calculates for each GBW-service of a protected TC an active route and an alternative route. The active route is a planned route in case of absence of a respective network failure and the alternative route is the route which guarantees that, in case of a network failure with respect to the active route, the GBW-service is protected. Further, a first optimized protection mode is provided to be assigned to all the GBW-services belonging to a given protected TC. The first optimized protection mode has a first optimization step including reserving bandwidth for each GBW-service only once for each network resource employed by the active and/or the alternative route of each GBW-service. | 2010-11-18 |
20100290337 | Network access nodes - A communication system, method and program, the system comprising: one or more wireless access nodes of a first communication service provider and at least one server associated with a second communication service provider, interconnected via a packet-based network; and a wireless user terminal operable to establish a session with one of the wireless access nodes of the first communication service provider, the wireless user terminal is installed with an application of the second communication service provider. The application is configured so as to: in event of failure to establish a session via one of the wireless access nodes of the first communication service provider, store information regarding the failed session at the wireless user terminal; and in event of subsequent access to the packet-based network, transmit the information regarding the failed session to the server associated with the second communication service provider over the packet-based network. | 2010-11-18 |
20100290338 | Determining Paths That Satisfy A Reliability Requirement - In certain embodiments, a method includes receiving path information. A reliability requirement is established, and paths that satisfy the reliability requirement are determined. Each path comprises nodes. Configuration of the nodes of the paths according to the reliability requirement is facilitated. | 2010-11-18 |
20100290339 | Fault-Tolerant Ethernet Network - Fault-tolerant Ethernet is provided through the use of special interfaces providing duplicate ports that may be alternatively enabled with the same network address. A switching between the ports, corrects for single faults in a two-way redundant system without time-consuming reconfiguration of other end devices or the need for complex middleware in the end devices. | 2010-11-18 |
20100290340 | METHOD FOR PROTECTION SWITCHING - A method for protection switching of a ring network, which includes a plurality of nodes disposed in a ring shape, includes: allowing a node adjacent to a failure link among the plurality of nodes to generate a failure protection switching frame when the failure link is generated in the ring network; allowing the node adjacent to the failure link to transmit the failure protection switching frame to an adjacent node; allowing each of the plurality of nodes to delete address lists connected with the ring network except for an external network (hereinafter referred to as subnet) from their own forwarding table; allowing each of the plurality of nodes to transmit a subnet address list protection switching frame including a subnet address list; and allowing a node receiving the subnet address list protection switching frame to update the forwarding table on the basis of the subnet address list included in the frame. | 2010-11-18 |
20100290341 | SYSTEMS AND METHODS FOR PROVIDING MULTIPLE COMMUNICATION SERVICES OVER EXISTING TWISTED PAIR ACCESS LINES - Systems and methods are described for providing a plurality of communication services over existing access lines such as twisted pair access lines. These services include voice, audio/video, and data communication services, the so-called “triple play” of services. The use of existing communication lines enables these services to be provided at a relatively low cost. Remote terminals are located close to subscriber premises to reduce the length of the existing communication lines connecting subscribers to the network. Data associated with a plurality of communication services may be statistically multiplexed onto the communication lines. Subscribers are provided with the capability to dynamically select services, including the capability to select audio/video signals from a set containing audio/video broadcast signals. The systems and methods enable data to be transported efficiently through the backbone network interconnecting central offices. Capabilities comparable the capabilities of coaxial cable systems are provided at a lower cost than alternative approaches, such as running fiber all the way to the subscriber premises. | 2010-11-18 |
20100290342 | HIERARCHICAL POLICERS FOR ENFORCING DIFFERENTIATED TRAFFIC BEHAVIOR - A hierarchical traffic policer may include a first policer configured to pass first packets when a first condition is met. The first policer also may alter selection information within the passed first packets. A second policer may be configured to pass second packets when a second condition is met. The second policer may be further configured to pass all of the passed first packets from the first policer based on the altered selection information within the passed first packets. | 2010-11-18 |
20100290343 | PERFORMING RATE LIMITING WITHIN A NETWORK - Methods and systems for performing rate limiting are provided. According to one embodiment, multiple paths are provided between each pair of multi-path load balancing (MPLB) components within a Layer 2 network by establishing overlapping loop-free topologies in which each MPLB component is reachable by any other via each overlapping topology. A first MPLB component receives packets associated with a flow sent by a source component at a particular rate. The first MPLB component forwards the packets to a second MPLB component along a particular path in a network. A congestion metric for the particular path is determined. Based upon the congestion metric for the particular path, it is determined whether the particular path has reached a congestion threshold. In response to an affirmative determination, the source component is instructed to limit the rate at which it sends packets associated with the flow. | 2010-11-18 |
20100290344 | DETECTION AND DISPLAY OF PACKET CHANGES IN A NETWORK - The system and method send test packets into a network between a plurality of source and destination nodes. Each source node is also a destination node. The test packet contains an additional field (e.g., a field of particular interest to an application or user) that is subject to being modified as the test packet traverses the network (e.g., a DSCP marking). A determination is made if the additional field has changed; if so, the network node that changed the additional field is identified and displayed to a user in a matrix display of the source nodes and destination nodes. This allows a user to identify situations where changes in the additional field may indicate that the test packet is being routed in the network at a priority that is outside of a Service Level Agreement. | 2010-11-18 |
20100290345 | GMPLS BASED OAM PROVISIONING - A method and network are described herein for provisioning Operations, Administration, and Maintenance (OAM) entities for a connection when setting-up the connection between an ingress edge node and an egress edge node. | 2010-11-18 |
20100290346 | METHOD AND APPARATUS FOR NETWORK ANOMALY DETECTION - A network anomaly detector evaluates two complementary measurements of network statistics, a time variation and correlation among those statistics, to provide an extremely robust detection of network anomalies. In one embodiment, the variability and correspondence are compared against historically derived thresholds to provide for a system that accommodates to local network conditions and evolving network qualities. | 2010-11-18 |
20100290347 | METHOD, DEVICE AND SYSTEM FOR DIAGNOSING WHETHER NODES ARE ABNORMAL IN P2P NETWORK - In the field of communications, a method, device and system for diagnosing whether nodes are abnormal are provided. The method includes: sending a diagnostic message with an identifier of a message to be detected; determining whether an acknowledgement message sent from a node corresponding to the diagnostic message is received; and if the acknowledgement message is received, determining that the node is a normal node; otherwise, determining that the node is an abnormal node. A device for diagnosing whether nodes are abnormal, an intermediate node device and a system for diagnosing whether nodes are abnormal are further provided. The method, device and system have the advantage of diagnosing whether a node is abnormal and whether a node is an abnormal node. | 2010-11-18 |
20100290348 | GENERATION AND USAGE OF MOBILITY VLAN ID VERSION VALUE - A mobility network architecture includes a control plane and data plane. The control plane supports notification of VLAN configurations. The data plane supports routing of data amongst VLANs. Each VLAN has an associated identifier value as well as a version number. The version number for a respective VLAN can be updated to a new value each time there is a change to the VLAN. Typically, a controller communicates over the control plane to notify each member switch when a version number has changed for a VLAN. If controller notification fails, a member switch can receive a notification from a neighboring switch that the version number for a VLAN has been modified. In response to detecting such a condition, the switch receiving the notification can prevent forwarding of data even though the switch does not receive notification from the controller that the version number for the VLAN has changed. | 2010-11-18 |
20100290349 | METHOD AND APPARATUS FOR TESTING A BROADBAND INTERNET CONNECTION - This invention relates to a method and apparatus for testing a broadband internet connection, in particular, but not limited to, the suitability of the broadband internet connection for providing access point base station services. | 2010-11-18 |
20100290350 | Capacity Planning Using User-Level Data and Upward Projections - A telecommunications network capacity planning system. The telecommunications network capacity planning system includes a telecommunications network including a telecommunications services provider, subscribers and a network coupling the telecommunications services provider and the subscribers for provisioning of the telecommunications services. A database system is used for collecting and storing data at the user-level associated with provisioning of telecommunication services over the telecommunications network. A processor is coupled to the database system. The processor models the telecommunications network by generating upward projections from the stored user-level data and transforms the modeling of the network to a visual display of capacity information and network parameters for manipulation to evaluate capacity planning scenarios. | 2010-11-18 |
20100290351 | MAINTENANCE OF WIRELESS FIELD DEVICES - A method of commissioning a wireless field device is provided. The method includes communicatively coupling a handheld field maintenance tool to the wireless field device to obtain a wireless field device identifier. A wireless network is selected. Wireless communication is generated between the handheld field maintenance tool and a wireless gateway to automatically obtain a join key for the wireless field device identifier. The join key is written to the wireless field device with the handheld field maintenance tool. | 2010-11-18 |
20100290352 | Apparatus and methods for multi-radio coordination of heterogeneous wireless networks - Embodiments of systems and methods for multi-radio coordination of heterogeneous wireless networks are generally described herein. Other embodiments may be described and claimed. | 2010-11-18 |
20100290353 | APPARATUS AND METHOD FOR CLASSIFYING NETWORK PACKET DATA - A network monitor provides improved understanding of the type of data being transmitted by packets by capturing rendezvous packets, such as domain name server queries and responses, to extract text domain names that may then be associated with later packets using a common numeric addresses. Text domain names intended for human understanding and recollection provide a unique insight into the content of the packets not readily obtained by analysis of the packet data itself. | 2010-11-18 |
20100290354 | METHOD FOR DETERMINING ETHERNET MODE OF OPERATION DURING PASSIVE MONITORING - A procedure for determining the mode of operation of an Ethernet network during passive monitoring of the network. A passive tap is introduced into a network and configured to operate according to a first Ethernet mode. The tap determines whether or not it is operating in the same mode as that being used by devices within the network segment being monitored. If so, the tap continues to operate in the current mode, otherwise, the tap switches modes and the process repeats until the tap is deemed to be operating in the correct mode. | 2010-11-18 |
20100290355 | Achieving Quality of Service in a Wireless Local Area Network - Examples of achieving quality of service in a wireless local area network via meeting communication channel performance criteria to include a minimum signal-to-noise plus interference ratio and a proportional fairness limit are disclosed. | 2010-11-18 |
20100290356 | WIMAX COMMUNICATION SYSTEM AND METHOD - A communications system comprising at least one Base Station BS, one or more Satellites and Mobile Stations MS connected therebetween, and wherein the mobile station includes means to calculate Doppler frequency shifts. In a preferred embodiment, the mobile station includes means to measure clock mismatch frequency. | 2010-11-18 |
20100290357 | APPARATUS AND METHOD OF DETERMINING MAXIMUM SEGMENT SIZE OF DATA CALL IN MOBILE COMMUNICATION SYSTEM - An apparatus and method for determining a maximum segment size (MSS) in a mobile communication system. When the portable terminal accesses a multimedia service server through a data call, the method includes confirming whether or not a maximum segment size (MSS) of the server is stored; if the MSS is stored, the server is accessed using the MSS; and if the MSS is not stored, determining the MSS of the server through a ping procedure. | 2010-11-18 |
20100290358 | ARCHITECTURE USING INEXPENSIVE, MANAGED WIRELESS SWITCHING POINTS TO DELIVER LARGE SCALE WLAN - Methods, apparatus and a computer program product provide for a network architecture implemented between a Wireless Switching Point and a remote Wireless Controller. The Wireless Switching Point contains only a first data plane portion. At least one incoming data packet is received at a respective port of the Wireless Switching Point. Based on data included within the at least one incoming data packet, the Wireless Switching Point determines a first current network interface utilized by at least one port of the Wireless Switching Point. The Wireless Switching Point uploads the first current network interface to a remote Wireless Controller—which implements a first control plane capability on behalf of the Wireless Switching Point. After uploading the first current network interface, the Wireless Switching Point receives an update, provided by the remote Wireless Controller, to the first current network interface. | 2010-11-18 |
20100290359 | DETECTION AND LOCATION OF WIRELESS FIELD DEVICES - A method of evaluating a potential location to add a wireless field device to an existing network of a plurality of existing wireless field devices is provided. The method includes placing a handheld field maintenance tool in the potential location and causing the handheld field maintenance tool to identify wireless field devices within communicative range of the potential location. Information related to wireless communication at the potential location is viewed. Methods are also provided for identifying a selected field device in a process installation using a handheld field maintenance tool. | 2010-11-18 |
20100290360 | BLIND CARRIER FREQUENCY OFFSET ESTIMATOR BASED ON SINGLE-OFDM-SYMBOL PN RANGING CODE IN MULTI-USER OFDMA UPLINK - A blind carrier frequency offset estimator is based on a single-OFDM-symbol training sequence in multi-user OFDMA uplink. Through multiple access interference modeling and analysis, a virtual user is employed that occupies the all null sub-carriers. By minimizing the energy leakage on the virtual user in term of tentative frequency offsets, the estimator can approach the real frequency offset. The estimator performs only on frequency-domain, simplifies interference calculations, and lowers the rank of the matrix. An iterative computation method is used to approach the real frequency offset. | 2010-11-18 |
20100290361 | METHOD AND APPARATUS FOR EXTRACTING QOS PARAMETERS IN MOBILE DEVICE - Provided are a method and an apparatus for extracting QoS parameters in a mobile device. In the method, all packets received from a terminal device are monitored, and SIP packets are filtered. When a real-time service application is executed on the terminal device, and an SIP request packet or an SIP response packet is filtered and input, QoS parameters are extracted from the SIP request packet or the SIP response packet. The extracted QoS parameters are incorporated into a wireless link data resource request and transmitted to a wireless network device. When a response to the wireless link data resource request is received, an uplink filter value for a new resource is extracted and added to a packet monitoring list. | 2010-11-18 |
20100290362 | MONITORING OF NETWORK CONNECTIONS - A management device ( | 2010-11-18 |
20100290363 | Variation of Up Link Resources in a Cellular System - The invention discloses a method ( | 2010-11-18 |
20100290364 | Packet Compression for Network Packet Traffic Analysis - Methods of capturing and compressing trace data for use in network packet traffic analysis are described. In an embodiment, when a packet is received, two records of the packet are created and stored. One record is stored in a file associated with the source address of the packet and the other record is stored in a file associated with the destination address of the packet. Various packet compression techniques are described and one example compares a newly received packet to the previous packet which has been stored in the same file and sets bits in the record which denote whether fields in the newly received packet are the same as the corresponding fields in the previous packet. | 2010-11-18 |
20100290365 | MULTI-LEVEL HOSTED INBOUND ADMINISTRATION FOR A TELEPHONY SYSTEM - A multi-level hosted inbound administration platform for a packet-switched telephony system is provided. The platform provides services for managing the distribution and features of direct inward dialing numbers (DIDs). The platform allows a client to import or purchase DIDs, make DIDs available to sub-distributors, and provision them to end-users. The platform allows sub-distributors to reserve and activate DIDs, make DIDs available to downstream sub-distributors, and provision them to end-users. The platform provides a billing structure for DID usage, with charges being applied on a one-time, monthly, or variable basis. The platform also allows clients and sub-distributors to charge for inbound services based on per-minute or per-usage charges. | 2010-11-18 |
20100290366 | CONFIGURING NETWORK DEVICES - Improved systems and methods for configuring network devices are provided. Aspects of the invention relate to novel QoS configuration parameters and methods for using QoS configuration parameters to reduce impacts caused by security breach within a network. In one embodiment, a QoS configuration parameter is selected from a plurality of configuration parameters on a central database based upon unique identifying information of a network device and a status signal. In one embodiment, each configuration parameter comprises at least a first parameter for configuring a communication speed of the network device and a second parameter configurable to alter the ability of the network device to communicate with another device in the network. Further aspects of the invention relate to providing improved services to an end user. In one embodiment, services may be customized to an end user and allow increased flexibility for both the service provider and the end user. | 2010-11-18 |
20100290367 | Method to Develop Hierarchical Ring Based Tree for Unicast and/or Multicast Traffic - The present invention provides a novel method for hierarchy of preplanned protected path for both node and link failure in the realm of Carrier Ethernet Technology. In the event of failure in a hierarchy, the traffic is switched from work (primary) path to protected (secondary) path. If such path does not exist within a given hierarchy then traffic is routed through multiple hierarchies until SLA is met YES or no path exists. Hierarchies make the network fault resilient. | 2010-11-18 |
20100290368 | HALF-DUPLEX RFID TRANSPONDER AND A METHOD OF OPERATING A HALF-DUPLEX RFID TRANSPONDER - A half-duplex RFID transponder with an integrated three-dimensional front-end circuit which includes three LC resonant circuits arranged in a three-dimensional configuration. Each LC resonant circuit is coupled to a different one of three storage capacitors which are charged during a capacitor charging phase by energy in an RF signal received by the associated LC resonant circuit. The front-end circuit includes three receiver channels and each receiver channel is associated to a different one of the three LC resonant circuits. A channel selector is adapted to detect, which one of the three storage capacitors is first charged to a threshold voltage, to select the receiver channel associated to the LC resonant circuit which is coupled to the storage capacitor which is first charged and to deactivate the two other receiver channels. A method of operating a half-duplex RFID transponder with three LC resonant circuits arranged in a three-dimensional configuration with each LC resonant circuit coupled to a different storage capacitor which is charged during a capacitor charging phase by energy in an RF signal received by the associated LC resonant circuit. Three receiver channels are associated to the three LC resonant circuits. The method includes monitoring the charge level of each of the three storage capacitors, detecting which storage capacitor is first charged to a threshold voltage, selecting the receiver channel associated to the first charged storage capacitor and deactivating the two other receiver channels. | 2010-11-18 |
20100290369 | DUAL MODE RADIO FOR FREQUENCY DIVISION DUPLEXING AND TIME DIVISION DUPLEXING COMMUNICATION MODES - Dual mode radio for frequency division duplexing and time division duplexing communication modes. In some embodiments, dual mode radio for frequency division duplexing and time division duplexing communication modes includes a multi-mode communication unit for wireless communication, in which the multi-mode communication unit allocates access for a time based communication mode and a frequency based communication mode; and a processor configured to implement at least in part the multi-mode communication unit. In some embodiments, the time based communication mode includes a time division duplexing (TDD) communication mode, and the frequency based communication mode includes a frequency division duplexing (FDD) communication mode. | 2010-11-18 |
20100290370 | METHOD AND APPARATUS FOR SCHEDULING RESOURCES BETWEEN DIFFERENT TDD SYSTEMS - A method and an apparatus for scheduling resources between a first TDD system and a second TDD system are disclosed, frames required for transmission by the first TDD system including a preamble sequence, an up-link subframe and a down-link subframe, the method comprises steps of allocating time and frequency resources for the first TDD system and the second TDD system based on service parameters of the first TDD system and service parameters of the second TDD system, and mapping the coded modulation data stream of the first TDD system and the second TDD system onto corresponding allocated time and frequency resources. According to the method and apparatus of the present invention, not only the latency of the traffic service, control signaling and the feedback transmission over the air interface can be reduced, but the compatibility requirement for existing system can also be reached. Moreover, resource allocation can be performed between different systems based on respective service loads. | 2010-11-18 |
20100290371 | Arrangement and Method for Channel Mapping in a Wireless Communication System - An arrangement and method for channel mapping in a UTRA TDD HSDPA wireless communication system by applying interleaving functions in first ( | 2010-11-18 |
20100290372 | METHOD FOR MULTIPLE TDD SYSTEMS COEXISTENCE - The method for multiple TDD systems coexistence comprising steps of: a newly deployed system calculating a relative time offset Δt for a corresponding frame; the newly deployed system transmitting uplink and downlink signals based on a time reference information obtained by a summation of the relative time offset Δt and a time reference of an existing system. With the method proposed in present invention, uplink and downlink interference from adjacent frequency bands and from adjacent carriers in the same frequency band can be greatly reduced and a transmission time utility can be guaranteed for a newly deployed system. | 2010-11-18 |
20100290373 | METHODS AND SYSTEMS FOR POWER SAVINGS IN FDD or H-FDD NETWORKS - Certain embodiments of the present disclosure provide methods and systems for saving battery power in frequency division duplex (FDD) or half-duplex FDD (H-FDD) wireless networks. | 2010-11-18 |
20100290374 | METHODS AND SYSTEMS FOR HANDOVER SCANNING IN FDD OR H-FDD NETWORKS - Certain embodiments of the present disclosure provide a method for efficient scanning of the neighboring base stations for handover by a mobile station operating in frequency division duplex while maintaining the communication with a serving base station. | 2010-11-18 |
20100290375 | METHODS AND SYSTEMS FOR RANGING AND NETWORK ENTRY GROUP SWITCHING IN FDD WIMAX NETWORKS - Certain embodiments of the present disclosure provide a method for changing an FDD group during ranging or network entry procedures for the frequency division duplex (FDD) WiMAX systems. | 2010-11-18 |
20100290376 | Method for sending physical downlink control channel signals in downlink pilot time slot - A method for sending physical downlink control channel (PDCCH) signals in downlink pilot time slots (DwPTS) comprises: a base station (BS) transmits the PDCCH signals on one or more symbols in the DwPTS, and resources used for transmitting the PDCCH signals are different from resources used for transmitting primary synchronization signals of synchronization signals. In the present invention, the method for sending the PDCCH signals can solve the problem of conflict between the PDCCH and the primary synchronization signals in the DwPTS by generating a less delay and less impact on other channels. | 2010-11-18 |
20100290377 | CLIENT DEVICE - A client device is provided, including: a WiMAX access module for accessing a WiMAX network, and receiving a WiMAX wireless data from the WiMAX network; a switching module for being connected between the WiMAX access module and a network processor, and realizing transparent data transmission between the WiMAX access module and the network processor; the network processor for processing the WiMAX wireless data received from the switching module. | 2010-11-18 |
20100290378 | ASYMMETRIC AND ASYNCHRONOUS ENERGY CONSERVATION PROTOCOL FOR VEHICULAR NETWORKS - An asymmetric and asynchronous energy conservation protocol for vehicular networks is provided. In one aspect, an a-quorum may be defined for one or more members for the one or more members to establish asymmetric links to contact the cluster head. An s-quorum for the cluster head to establish symmetric link between the cluster heads and relays may be defined. | 2010-11-18 |