06th week of 2009 patent applcation highlights part 30 |
Patent application number | Title | Published |
20090034365 | Determining Seawater Conductivity for the Compensation of Electromagnetics-Based Survey Data - A technique includes obtaining seismic data, which was acquired during a seismic survey in seawater. The technique includes based on the seismic data, determining a conductivity of the seawater and processing data obtained from an electromagnetics-based survey based on the determined conductivity. | 2009-02-05 |
20090034366 | VSP Pattern Recognition in Absolute Time - A procedure to determine VSP-WD (Vertical Seismic Profiling—While Drilling) first breaks in absolute time is described. By combining a seismic surface source and firing complex seismic pattern unique in time (with a highly accurate surface—downhole time reference system), an automatic downhole procedure for first break detection on the downhole data, even under harsh conditions (low signal to noise ratio), is established. It is emphasized that this abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. 37 CFR 1.72( | 2009-02-05 |
20090034367 | DYNAMICALLY ALLOCATING DIFFERENT NUMBERS OF BITS TO WINDOWS OF A SERIES REPRESENTING A SEISMIC TRACE - To process seismic data, a set of data values representing a seismic trace is received, and amplitudes of data values associated with plural groups in the set are analyzed. Different numbers of bits are dynamically allocated to at least some of the groups of the set according to the analyzing. | 2009-02-05 |
20090034368 | APPARATUS AND METHOD FOR COMMUNICATING DATA BETWEEN A WELL AND THE SURFACE USING PRESSURE PULSES - In one aspect, wellbore apparatus is disclosed that includes a conduit that contains a non-circulating liquid therein and is configured to be placed in a well, and a transmitter that is configured to transmit pressure pulses through the liquid in the conduit. In another aspect, a method is disclosed that includes placing a conduit in the wellbore that is closed at one end and contains a liquid medium therein, and transmitting information in the form of pressure pulses through the liquid medium in the conduit. | 2009-02-05 |
20090034369 | Direct current ultrasonic pest deterrent system - An ultrasonic pest deterrent system is described. An embodiment of the present invention produces ultrasonic sound waves using a direct current power source and can vary the frequency of the generated sound waves. Deterrence can be further enhanced by varying the timing and intensity of the sounds as well. The system can be hard-wired to a D/C power source such as a car battery or it can connect via a removable attachment such as a cigarette lighter plug. Remote operation is contemplated. | 2009-02-05 |
20090034370 | Diagnostic ultrasound transducer - An ultrasound transducer includes an array of PZT elements mounted on a non-recessed distal surface of a backing block. Between each element and the backing block is a conductive region formed as a portion of a metallic layer sputtered onto the distal surface. Traces on a longitudinally extending circuit board—preferably, a substantially rigid printed circuit board, which may be embedded within the block—connect the conductive region, and thus the PZT element, with any conventional external ultrasound imaging system. A substantially “T” or “inverted-L” shaped electrode is thereby formed for each element, with no need for soldering. At least one longitudinally extending metallic member mounted on a respective lateral surface of the backing block forms a heat sink and a common electrical ground. A thermally and electrically conductive layer, such as of foil, transfers heat from at least one matching layer mounted on the elements to the metallic member. | 2009-02-05 |
20090034371 | Time Adjustment Device, Timekeeping Device with a Time Adjustment Device, and a Time Adjustment Method - A time adjustment device having a satellite signal reception unit that receives satellite signals containing satellite time information transmitted from a positioning information satellite; a time information generating unit that generates time information; and a time information adjustment unit that adjusts the time information based on the satellite time information received by the satellite signal reception unit. The satellite signal reception unit includes a positioning information satellite selection unit that selects the positioning information satellite from which the satellite time information is received; and the positioning information satellite selection unit selects a positioning information satellite based on variation in the transmission frequency of the satellite signal transmitted from the positioning information satellite. | 2009-02-05 |
20090034372 | Time Adjustment Device, Timekeeping Device with a Time Adjustment Device, and a Time Adjustment Method - A time adjustment device having a time information generating unit that produces time information and outputs the generated time information; a reception unit that receives satellite signals transmitted sequentially from a positioning information satellite in subframe information units where a plurality of subframe information units each containing satellite-time-related information and at least one subframe information unit containing satellite health information is a unit, the satellite-time-related information is the time-related information of the positioning information satellite, and the satellite health information denotes an operating condition of the positioning information satellite; an external input unit that outputs command information instructing the reception unit to receive in response to external input; a reception timing configuration unit that sets the start time of reception by the reception unit so that the satellite signal is received immediately or at a predetermined timing based on command information from the external input unit; and a time adjustment information storage unit that stores the satellite-time-related information of the satellite signal received by the reception unit as time adjustment information. The generated time information is corrected based on the time adjustment information, and reception by the reception unit starts when the start timing comes. | 2009-02-05 |
20090034373 | PUSHBUTTON DEVICE FOR CONTROLLING THE START/STOP AND RESETTING FUNCTIONS OF A CHRONOGRAPH MECHANISM - This pushbutton device for controlling the start/stop and resetting functions of a chronograph mechanism comprises two control pushbuttons able to slide between two limit positions, elastic return means which constantly tend to keep these pushbuttons in their outward limit positions, and a control rocker which pivots about a pivot. The control rocker is situated between the pushbuttons, the latter being, in their outward limit positions, simultaneously in contact with the control rocker, keeping it in a middle position between the limit positions of its pivoting, which correspond to the movement of the pushbuttons to their respective inward limit positions. | 2009-02-05 |
20090034374 | COMPUTER SYSTEM AND METHOD CAPABLE OF AUTOMATICALLY DUPLICATING DATA INTO DISCS - The invention relates to a computer system capable of automatically duplicating data into discs with automatically blank-disc-supplying. The invention can be implemented by software, hardware, or any of the combinations. Since the invention does not utilize a mechanical arm to move the discs, the structure of the invention saves space compared with a traditional disc duplicating machine; moreover, the cost is less than that of the prior art. | 2009-02-05 |
20090034375 | METHOD AND APPARATUS OF SEEK END POLARITY DETECDTION FOR OPTICAL DISK DRIVE - The present invention discloses a method and apparatus of seek end polarity detection for an optical disk drive. The method comprises the steps of providing a horizontal level between the peak and the trough of the tracking error signal when the tracking error signal is used to determine the polarity of the tracking error; and determining the tracking error polarity by examining whether or not the adjacent waveform level is smaller or larger than the horizontal level after the tracking error signal passes through the horizontal level. | 2009-02-05 |
20090034376 | OPTICAL DISC DEVICE AND RECORDING METHOD AS WELL AS RECORDING PARAMETER SETTING METHOD - According to one embodiment, a plurality of conditions are simultaneously recorded for a power in a combination of power and strategy conditions which are parameters to be adjusted, such that the number of seeks required for a feedback can be reduced, and time for an automatic adjustment required at a rising edge can be reduced. | 2009-02-05 |
20090034377 | SYSTEM AND METHOD FOR EFFICIENT UPDATES OF SEQUENTIAL BLOCK STORAGE - An improved system and method enhances performance of updates to sequential block storage of a storage system. A disk-based sort procedure is provided to establish locality among updates (write data) held in a disk-based log, thereby enabling the write data to be efficiently written to home locations on a home location array. As the write data is received, a log manager of the storage system temporarily stores the data efficiently on the disk-based log. As more write data arrives, the log manager sorts the data in the log in accordance with the sort procedure, thus increasing the locality of data when stored on the home location array. When the log approaches capacity, the log manager writes the sorted data to their home locations on the array with high locality and performance. | 2009-02-05 |
20090034378 | Method for Data Access and Optical Data Accessing Apparatus Therefor - An optical data accessing apparatus and method for changing the access from a first data layer to a second data layer of an optical storage medium are provided. The first data layer corresponds to a first SAC value, while the second data layer corresponds to a second SAC value. A processor of the optical data accessing apparatus is adapted for: (1) generating and sending a focus off signal to a pickup control unit to disable focus control; (2) generating a target value for an SAC to adjust an SAC value from the first SAC value to the target value, wherein the target value is between the first SAC value and the second SAC value; and (3) generating and sending a focus activation signal to the pickup control unit to re-enable the focus control to focus on the second data layer while the SAC value reaches the target value. | 2009-02-05 |
20090034379 | RECORDING METHOD AND REPRODUCTION METHOD SUITABLE FOR RECORDING/REPRODUCTION OF AV DATA, AND RECORDING DRIVE AND REPRODUCTION DRIVE, INFORMATION RECORDING SYSTEM AND INFORMATION REPRODUCTION SYSTEM, AND INFORMATION RECORDING MEDIUM FOR SUCH METHODS - In an information recording medium for recording and reproducing data thereon on a sector-by-sector basis, the recorded data being managed as at least one file by using a file structure, the file structure includes unused space management information for identifying a used region and an unused region. At least one defective region is registered as an unused region in the unused space management information, the at least one defective region being a region on the information recording medium which is incapable of proper reproduction of the recorded data. | 2009-02-05 |
20090034380 | PARTIAL-BLOCK OFF-TRACK DATA RECOVERY - Techniques for data recovery from a data block wherein portions of the data block are written at different off-track positions are described. For example, portions of a data block can be read separately for each on-track and off-track position in the data block; then, the separately read portions can be recombined into a recovered data block. | 2009-02-05 |
20090034381 | RECORDING/REPRODUCING DEVICE, RECORDING CONDITION ADJUSTING DEVICE AND RECORDING/REPRODUCING METHOD - A calculation of a reliability value |Pa−Pb|−Pstd, representing represents a maximum likelihood decoding result on a portion which corresponds to a start or termination edge of a recording mark and has a high probability of error occurrence by a maximum likelihood decoding method, is performed on each combination of a predetermined mark length and a space length immediately before the mark and each combination of the mark length and a space length immediately after the mark. Based on the calculation result, a recording parameter is optimized, and recording reflecting the optimized recording parameter is performed. | 2009-02-05 |
20090034382 | OPTICAL DISC, RECORDING APPARATUS, READING APPARATUS, RECORDING METHOD AND READING METHOD - An optical disc | 2009-02-05 |
20090034383 | DISK-SHAPED RECORD MEDIUM AND PRODUCING METHOD FOR SAME, DISK RECORDING METHOD AND DEVICE, AND DISK PLAYBACK METHOD AND DEVICE - To record specific information to a disk-shaped record medium and reproduce the recorded specific information without any influence on the error correction capability. Copy protection information (CPID) having an error correction code appended thereto, shuffled and otherwise treated is sent as a CPID bit block to an EDC rewrite circuit ( | 2009-02-05 |
20090034384 | Detection Of Data Degeneration Within Optical Discs - A system and method for detecting degeneration in an optical media by defining a set of error correction code (ECC) blocks uniformly on an optical media and reading each of the ECC blocks to determine a number of correctable errors for each of the ECC blocks once the optical media is placed into use. The result of the reading of the ECC blocks is stored on the optical media. The reading of the ECC blocks can be a repetitive reading of each of the ECC blocks with the results for each of the ECC blocks averaged. Each ECC block from the set is readout several times and for each ECC block the average number of ECC Corrections is memorized also on disc. Degeneration of the optical should be uniform over the disc. By performing the reading of the ECC blocks over a long period of time, long term degradations of the disc can be determined and an indication made that data on the disc should be copied to another storage device. The set of ECC blocks are chosen uniform over the disc surface, so that scratches, blacks spot statically can be eliminated. | 2009-02-05 |
20090034385 | DIGITAL DAMAGE SIGNATURE OF AN OPTICAL DISC - It has been discovered that damage to an optical disc can be used as a damage signature for that optical disc. The damage signature can be digitally represented to uniquely identify the optical disc in combination with other identifying information that identifies the optical disc. Services, such as a restore service, can be provided to a user after validation of a digital damage signature of an optical disc. | 2009-02-05 |
20090034386 | RESTORING A DIGITAL REPRESENTATION OF CONTENT READ FROM AN OPTICAL DISC - It has been discovered that inaccurate representations of content read from an optical disc can be restored. A representation of content read from a damaged optical disc may include data that corresponds to misread data sections. The data for the misread data sections can be replaced with portions of an accurate representation of the content. The portions can be extracted from an accurate representation maintained online or at a local repository of digital representations of content. | 2009-02-05 |
20090034387 | OPTICAL STORAGE MEDIUM AND PLAYER - An optical storage medium that allows the user to recognize a given disk as a hybrid one, no matter whether the disk is loaded into a single format player or a multi-format player, is provided. The optical storage medium includes a stack of first and second storage layers with mutually different storage densities. Management information indicating the presence of the second storage layer is stored on the first storage layer. | 2009-02-05 |
20090034388 | Multi-Format Optical Storage Medium, Optical Pickup, and Optical Read/Write Device - There is provided a storage layer ( | 2009-02-05 |
20090034389 | Multilayer Element With an Identification Which Can Be Read Optically by a Machine - Described is a multi-layer body ( | 2009-02-05 |
20090034390 | OPTICAL INFORMATION RECORDING MEDIUM AND DRAWING METHOD THEREFOR - An optical information recording medium capable of being drawn without being overturned by an optical information recording apparatus and cable of being drawn not depending on the wavelength of a laser light to be irradiated, the optical information recording medium having an information recording portion in which a recording layer and a first reflection layer are formed successively on a first substrate, and having a drawing portion in which a second reflection layer, a color-change layer, a color-change assistance layer, and a protection layer are formed successively on a second substrate, in which the second reflection layer is heated by irradiation of a laser light and the material in the color-change layer and the material in the color-change assistance layer are melted by the heat and mixed to cause a color change thereby forming images. | 2009-02-05 |
20090034391 | OPTICAL INFORMATION REPRODUCING METHOD, OPTICAL INFORMATION REPRODUCING DEVICE, AND OPTICAL INFORMATION RECORDING MEDIUM - [Problems] To provide an optical information reproducing device capable of performing excellent super resolution reproduction at all times without complicating the hardware structure. | 2009-02-05 |
20090034392 | PHOTODETECTOR AND OPTICAL PICKUP APPARATUS INCLUDING THE SAME - A photodetector comprising: a substrate; a photodiode fixed to the substrate, the photodiode configured to output a signal according to a light amount of a laser beam when applied with the laser beam; and a translucent resin covering the photodiode, the translucent resin being irradiated with ultraviolet light in advance for a predetermined time such that a change in transmittance of the translucent resin for the laser beam having a predetermined wavelength is set within a predetermined range. | 2009-02-05 |
20090034393 | Information recording method and apparatus with suppressed mark edge jitters - Recording information is disclosed in which an information recording medium is irradiated with a recording energy beam that is power-modulated into at least a record power level and a record-ready power level lower than the record power level. The information is recorded on the recording medium in the form of length and interval of a mark portion. When forming a mark portion of a predetermined length, the radiation energy of the energy beam is increased as compared with when forming a mark portion of a different length before or after the first pulse of an energy beam pulse train including at least a pulse for forming the mark portion. | 2009-02-05 |
20090034394 | Optical Pickup - An optical pickup device in which a hologram element has a plurality of different diffraction directions. In the tracking standard state, the hologram element is divided into six areas by a straight line connecting two strength center points of two light beams, and by two straight lines that are perpendicular to the straight line. By adding the amount of light received by an area demarcated by two straight lines that pass the two strength center points, to the amount of light received by one of two outer areas sandwiching the area depending on the type of the light beam, it is possible to obtain a well-balanced tracking error signal for each of the two light beams. | 2009-02-05 |
20090034395 | APPARATUS AND METHOD TO DETERMINE AN OPTIMAL OPTICAL DETECTOR ORIENTATION TO DECODE HOLOGRAPHICALLY ENCODED INFORMATION - A method is disclosed to determine an optimal optical detector orientation to decode information encoded holographically. The method supplies a matched filter, an orientation image, a holographic data storage medium encoded with the orientation image, and an optical detector comprising a moveable input screen comprising a plurality of detector elements. The method positions the input screen in a plurality of input screen orientations and calculates a correlation factor for each of the input screen orientations. The method determines an optimal optical detector orientation using the plurality of correlation factors. | 2009-02-05 |
20090034396 | APPARATUS AND METHOD TO STORE INFORMATION IN A HOLOGRAPHIC DATA STORAGE MEDIUM - A method to store information in a holographic data storage medium, wherein the method supplies a holographic data storage medium comprising an encoded focusing hologram and one or more encoded data holograms. The method disposes the holographic data storage medium in a holographic data storage system, and disposes a rotatable imaging lens at an (i)th orientation. The method illuminates the encoded focusing hologram to generate an (i)th reconstructed focusing image, projects that (i)th reconstructed focusing image through the rotatable imaging lens, and onto at optical detector array. The method then calculates an (i)th measured focusing metric, and determines if the (i)th measured focusing metric is greater than or equal to the threshold focusing metric. If the (i)th measured focusing metric is greater than or equal to the threshold focusing metric, then the method decodes the one or more encoded data holograms. | 2009-02-05 |
20090034397 | HOLOGRAM RECORDING/RECONSTRUCTING APPARATUS - A hologram recording/reconstructing apparatus includes a spatial modulator in which a reference beam region and a reconstruction beam region are formed, and a controller configured to control a range of the reference beam region and a range of the reconstruction beam region. According to a temperature of a hologram recording medium during recording, the controller sets the range of the reference beam region to a first predetermined range and thereby sets a range of an incident angle of a reference beam on the hologram recording medium to a first predetermined angle range. According to a temperature of the hologram recording medium during reconstruction of recorded data, the controller sets the range of the reconstruction beam region to a second predetermined range and thereby sets a range of an incident angle of a reconstruction beam on the hologram recording medium to a second predetermined angle range. | 2009-02-05 |
20090034398 | OBJECT LENS, OPTICAL PICKUP, AND OPTICAL DISC DEVICE - An optical pickup includes: a first emitting unit to emit an optical beam of a first wavelength; a second emitting unit to emit an optical beam of a second wavelength; a third emitting unit to emit an optical beam of a third wavelength; an object lens to condense optical beams emitted from the first through third emitting units onto a signal recording face of an optical disc; and a diffraction unit provided on one face of an optical element or the object lens positioned on the optical path of the optical beams of the first through third wavelengths; wherein the diffraction unit includes a generally circular first diffraction region provided on the innermost perimeter, a ring zone shaped second diffraction region provided on the outer side of the first diffraction region, and a ring zone shaped third diffraction region provided on the outer side of the second diffraction region. | 2009-02-05 |
20090034399 | OPTICAL DISC APPARATUS AND OPTICAL DISC DETERMINING METHOD - An objective lens is moved with a disc irradiated with laser light. A maximum value FEmax and a minimum value FEmin of the focus error signal, and a maximum value FSmax of the amplitude of a focus sum signal are measured. “(FEmax−FEmin)/FSmax” is compared with a determination value to determine the type of a disc. | 2009-02-05 |
20090034400 | Objective lens actuator and optical pickup device including the same - An objective lens actuator includes a lens holder which holds an objective lens. A collision preventing portion which prevents collision of the objective lens and an optical disc and a cleaning portion which performs cleaning of the optical disc when the objective lens and the optical disc collide with each other, are set up on the lens holder. It is preferable that the collision preventing portion and the cleaning portion are disposed such that the collision preventing portion is located in an up stream side of a rotating direction of the optical disc and the cleaning portion is located in a down stream side of the rotating direction of the optical disc. | 2009-02-05 |
20090034401 | OPTICAL DISK APPARATUS - It is intended to provide an optical disk apparatus which detects a light amount greater than zero even when used in conjunction with an optical disk substrate having a large birefringence, so that it is possible to properly read a signal without errors and properly perform optical disk controls. The optical disk apparatus includes: a light source for emitting light; an objective lens for converging the light onto a signal surface of an optical disk; a polarized beam diffraction element for diffracting the light reflected from the optical disk; a photodetector for detecting the light diffracted from the polarized beam diffraction element; and a wavelength plate disposed between the optical disk and the polarized beam diffraction element. The wavelength plate has a two-dimensional array of a plurality of birefringent regions including first and second regions, the first and second regions differing in birefringent phase difference and/or optic axes from each other, and the plurality of birefringent regions including the first and second regions cause the light to have different polarization states. | 2009-02-05 |
20090034402 | Optical Head Device, Optical Information Device, Optical Disc Player, Car Navigation System, Optical Disc Recorder, and Optical Disc Server - In an optical head device including a light source for emitting a light of a predetermined wavelength; a collimator lens for converting a divergence degree of the light; a folding mirror for folding a direction of the light emitted from the light source; an objective lens for converging the light on a recording surface of an optical disc; a photodetector for receiving the light reflected at the recording surface of the optical disc, and converting to an electric signal; and an optical path adjustment unit for guiding the light emitted from the light source to the collimator lens and guiding the light reflected at the recording surface of the optical disc to the photodetector; a wavelength plate for polarizing the light reflected by the folding mirror is arranged on an actuator base between the folding mirror and the objective lens. | 2009-02-05 |
20090034403 | OPTICAL PICKUP DEVICE AND OPTICAL DISC DEVICE - An optical pickup device which can more improve heat radiation efficiency and an optical disk apparatus including the optical pickup device are provided. The optical pickup device having a base ( | 2009-02-05 |
20090034404 | Medical Data Recording Method - A device for recording information on CDRs or other recording media and printing file information for observing what is recorded thereon. The information may be medical images such as x-rays, cat scans, magnetic resonance images, or sonograms. The discs can have patient names and other information selected from information stored thereon, printed on the disc as well as logos for the hospital, service provider or trademarks. The discs can be automatically loaded into the recorder and printer. The fields of information or logos printed on the discs can be changed to suit the user. A database creates and updates a directory of patient files so the discs can be located and the images thereon viewed for each patient. The discs have software allowing the computer to view the images on the disc so that a personal computer not having imaging software can operate the disc. The image information can be downloaded from a remote imaging machine for storage. | 2009-02-05 |
20090034405 | METHOD OF IMPROVING SENSITIVITY OF ELECTRIC FIELD SENSOR, STORAGE APPARATUS INCLUDING ELECTRIC FIELD SENSOR, AND METHOD OF REPRODUCING INFORMATION OF THE STORAGE APPARATUS - A storage apparatus includes a ferroelectric recording medium, an electric field sensor including a source region, a drain region and a resistance region electrically connecting the source region to the drain region and having a resistance, which varies according to an intensity of an electric field due to a polarization voltage of an electric domain of the recording medium, a voltage applying unit applying a drain voltage between the source region and the drain region, and a reproducing signal detection unit including at least one negative resistor installed in an electric circuit connecting the drain region to the voltage applying unit, and detecting a change in a voltage between the drain region and the at least one negative resistor. | 2009-02-05 |
20090034406 | OPTICAL INFORMATION REPRODUCING SYSTEM - An optical-information reproducing system is provided, in which the tracking capability of an optical pickup can be increased, and in which the number of occurrences in which the optical pickup fails to track a groove can be reduced, by increasing a gain margin and by ensuring the gain margin. In the optical-information reproducing system, an optical-information recording medium is rotated at a fixed linear velocity of about 3.49 m/s, and the optical pickup is caused to track the groove to irradiate the groove with laser light, whereby information recorded on the optical-information recording medium can be reproduced. A higher-order resonance frequency of the optical pickup that is generated when the optical pickup is caused to track the groove can be made lower than a wobble frequency that is reproduced using the groove without performing rotation control on the optical-information recording medium. | 2009-02-05 |
20090034407 | Receiver-site restoration of clipped signal peaks - A method, a computer program, a computer program product, a device and a system are shown for modulation symbol estimation, wherein a block of transmit modulation symbols is processed to obtain a transmit signal, wherein the transmit signal is transmitted over a transmission channel to obtain a receive signal, wherein the receive signal is processed to obtain a block of receive modulation symbols, wherein signal peaks of at least one of the transmit signal and said receive signal are clipped if the signal peaks exceed a clipping level, wherein a noise portion contained in the block of receive modulation symbols is estimated, wherein clipping-affected modulation symbol components are determined based on the estimated noise portion, wherein the determined clipping-affected modulation symbol components are added to the block of receive modulation symbols to obtain a block of refined receive modulation symbols, and wherein the transmit modulation symbols of the block of transmit modulation symbols are estimated from the block of refined receive modulation symbols. | 2009-02-05 |
20090034408 | APPARATUS AND METHOD OF RECONSTRUCTING AMPLITUDE-CLIPPED SIGNAL - A method and apparatus for compensating a distortion due to a clipped amplitude when an amplitude of a signal is clipped to reduce a peak to average power ratio (PAPR) in a wireless communication system using an orthogonal frequency division multiplexing (OFDM) scheme and a transmit diversity method using an orthogonal coding. | 2009-02-05 |
20090034409 | Circuit to provide backup telephone service for a multiple service access system using a twisted pair - A subscriber link to a central office which employs data compression, forward error correction, and advanced modulation techniques and to connect subscribers to multiple communications networks to provide an array of services. A device provides normal telephone service in the event of an equipment failure. At the subscriber end, a server called an intelligent services director (ISD) provides multiple independent connections for telephones which ordinarily connect to multiple access virtual circuits generated on the subscriber link over a twisted pair. A device called a facilities management platform (FMP) at the central office end of the link, among other things, provides interfacing of the subscriber link to various networks including a digital subscriber loop (DLC) and packet switched networks. Ordinarily telephones connected to the ISD require power and correctly functioning modems and controllers in the ISD and the FMP to have access to the outside world. A fail-safe mechanism, however allows at least one chosen phone to function in the event of a failure. The chosen phone must be capable of pulse or DTMF dialing. The connection through which it operate can be switched directly to the twisted pair connecting to the FMP. At the FMP, the twisted pair is switched to tie the connection directly to a line card of the DLC. Alternatively, the ISD contains an interface to a specialized phone designed for the ISD environment. The interface provides the appearance to the DLC of a regular POT. | 2009-02-05 |
20090034410 | Backup system and method for network data communications - A system and method for coupling a communications device to a primary communications network having a first communications format and to a secondary communications network having a second communications format, such that the communications device is configured for having an assigned device identification and configured for using an assigned network address for use in routing data over the primary communications network. The system and method can comprise a first port configured for connecting to the communications device, a second port configured for connecting to the primary communications network and facilitating the communication of the data between the primary communications network and the communications device through the first port, and a third port configured for connecting to the secondary communications network and facilitating the communication of the data between the secondary communications network and the communications device through the first port. Also included is a switching module coupled to the ports and configured for facilitating a selected communication path of the data between either the first port and the second port or between the first port and the third port. | 2009-02-05 |
20090034411 | AUTOMATED DIAGNOSTICS AND TROUBLESHOOTING MECHANISM FOR END-USERS AND TECHNICIANS - A method, apparatus, system, and computer-readable program, for operating a communication network that supports a plurality of types of communication services, such as video, voice, and data services. According to an example embodiment of the invention, the method includes detecting an operating condition affecting any of the communication services within the network, and providing a notification of the operating condition, by way of at least one of the communication services not affected by the operating condition. This notification can be provided in response to a request from a network component or a user, or in response to the detection. The method enables end-users and technicians to troubleshoot service problems based on the notification, which can be forwarded via a service not affected by the condition. | 2009-02-05 |
20090034412 | Packet Ring Network System, Packet Transfer System, Redundancy Node, and Packet Transfer Program - In a ring network to which a plurality of nodes are connected, even though a failure occurs in a link between a node and a client apparatus (a user terminal) or a node itself, communication between the node and the client apparatus can be achieved. Nodes ( | 2009-02-05 |
20090034413 | Redundancy for point-to-multipoint and multipoint-to-multipoint ethernet virtual connections - A method and system for redundancy in Ethernet Virtual Connections (EVCs) are disclosed. In one embodiment, a method includes transmitting continuity check messages from a node in an Ethernet Virtual Connection connecting at least one root node and a plurality of leaf nodes in a point-to-multipoint or multipoint-to-multipoint connection, identifying a failure in a primary path between the root node and the leaf nodes, switching to a backup path, and advertising the switching to the backup path to at least one node. | 2009-02-05 |
20090034414 | COMMUNICATIONS NETWORK AND MANAGEMENT ARBITRATOR - A method, information processing system, and network that expands safety network coverage for first responder safety within a building environment. Activity of at least one independent network (106) is monitored. The independent network (106) includes at least a safety network. An emergency signal is received from the at least one independent network (106). Communication between at least the safety network (106) and a First responder network (110) is automatically bridged in response to receiving the emergency signal so as to manage data control and bandwidth allocation between the safety network and the first responder network. Other networks that may also be bridged with the first responder network so as to manage data control and bandwidth allocation among the various networks include IT networks and building automation networks in order to expand first responder network coverage. | 2009-02-05 |
20090034415 | WIRELESS COMMUNICATIONS DEVICE - A wireless communication device ( | 2009-02-05 |
20090034416 | METHOD FOR THE TRANSMISSION OF DATA PACKETS IN A TUNNEL, CORRESPONDING COMPUTER PROGRAM PRODUCT, STORAGE MEANS AND TUNNEL END-POINT - A method is proposed for the transmission of data packets in a tunnel interconnecting two sub-networks in order to form a general communications network, the tunnel being implemented between two tunnel end-points, each of the sub-networks comprising a distinct tunnel end-point among the tunnel end-points, the tunnel implementing at least two transmission channels, the method being implemented by one of the tunnel end-points, known as a tunnel incoming end-point. The method comprises the following steps for each data packet: reception of the data packet coming from a source device belonging to the same sub-network as the tunnel incoming end-point; selection of an effective channel from among the transmission channels, as a function of a protocol associated with the payload data contained in the received packet, and of a piece of information on quality of transport linked to current conditions of transmission in the transmission channels; encapsulation of the received packet, according to a transport protocol associated with the effective channel, used to obtain a packet to be sent; and transmission of the packet to be sent in the tunnel on the effective channel selected. | 2009-02-05 |
20090034417 | Systems and Methods for Efficiently Load Balancing Based on Least Connections - Systems and methods for load balancing services based on fewest connections by decreasing granularity of service selection as a number of fewest connections serviced by the services increases may include establishing, by an appliance, a set of identifiers corresponding to a number of connections serviced by a service, the set comprising a first plurality of identifiers each identifying a predetermined number of connections and a second plurality of identifiers each identifying a predetermined range of numbers of connections. The appliance assigns, to each service servicing connections, an identifier corresponding to the number of connections serviced by the service, at least one of the identifiers selected from the second plurality of identifiers. The appliance receives a request for a service, and forwards the request to a service assigned to the identifier corresponding to a fewest number of connections with at least one service assigned to the identifier. | 2009-02-05 |
20090034418 | Method and system of routing in a utility smart-grid network - A wireless network has a server that includes a server controller that controls the receipt and transmission of packets via a server radio. The server controller selects a route to nodes in the wireless network, and provides communication between the wireless network and at least one other network. A plurality of nodes in the wireless network include a node controller that controls the receipt and transmission of packets via a node radio, and selects a route to the server. A route included in a transmitted packet is selected as a preferred route based upon lowest path cost. The lowest path cost is determined on the basis of ambient noise level information associated with links along a given path in the wireless utility network. | 2009-02-05 |
20090034419 | Method and system of routing in a utility smart-grid network - A wireless utility network contains a plurality of utility nodes that communicate within a wireless utility network. A gateway to the wireless utility network communicates with the utility nodes in the wireless utility network, and connects the wireless utility network to at least one other network. A packet is transmitted from one utility node to another utility node according to a route included in the transmitted packet. The route included in the transmitted packet is updated with received network information to determine an updated path cost of the included route and compared to alternate routes to select a preferred route based upon path cost. The selected preferred route is included in the packet and the packet is transmitted to another node according to the selected preferred route. | 2009-02-05 |
20090034420 | Method for the Monitoring of Transmissions of a Bidirectional Interface - A method for the monitoring of transmissions in a transmission branch of a bidirectional interface, which besides the transmission branch has a reception branch standing in connection with the transmission branch, has the steps a) sending out of information by means of the transmission branch, and b) evaluation of defined characteristics of the sent information via the reception branch of the same interface, whereby preferably depending on the evaluation of the sent information a setting of parameters of the transmission branch is effected, so that future information is sent out with use of these parameters. | 2009-02-05 |
20090034421 | Diagnosis apparatus - A method and diagnosis apparatus are provided. A velocity measuring section measures a bit length of communication carried out between nodes based upon a communication signal inputted from a communication bus. The measured bit length is input to a control section, which sets a bit length based upon input from the velocity measuring section and arranges the communication section to decode the communication signal. The communication section specifies a frame reception time and a frame ID as an identification code of a time slot in which a frame is transmitted. Each time the frame is received after setting the bit length, the control section records information of the frame reception time and the frame ID inputted from the communication section in a log file. The control section determines whether the frame is transmitted in a constant period from each time slot based upon the content of the log file. | 2009-02-05 |
20090034422 | ATM Protection System - A protection system for an ATM network ( | 2009-02-05 |
20090034423 | Automated detection of TCP anomalies - One embodiment relates to an automated method of detecting transmission control protocol (TCP) anomalies. A TCP connection is selected to be monitored. Packets communicated for the TCP connection are scanned in chronological order of packet communication times. A signature is created for the connection based on the scanned packets, and said signature is characterized to detect anomalous behavior of the TCP connection being monitored. Other embodiments, aspects and features are also disclosed. | 2009-02-05 |
20090034424 | Managing Architecture And Diagnostic Method For Remote Configuration Of Heterogeneous Local Networks - Disclosed is a managing architecture and diagnostic method for remote configuration of heterogeneous local networks, which includes at least one sub-network agent, a local area network (LAN) management module and a remote LAN module. Each sub-network agent manages its sub-networks via its own management protocol, and collects the sub-networks' information. The LAN management module receives the requests from heterogeneous local networks via these sub-network agents, and converts the information associated with each request into a common information module (CIM) to seek a solution for each request. The remote LAN module receives the unsolved requests from the LAN management module via a channel, configures the heterogeneous local networks and uses compatible interface at a remote side to accomplish the management and diagnosis for the heterogeneous local networks. | 2009-02-05 |
20090034425 | CALL CASE CONTROLLED BLER TARGET SETTING - A method and system are disclosed for call case controlled block error rate (BLER) or bit error rate (BER) target setting in WCDMA and other CDMA technologies for Mobile to Mobile (MTM) and Mobile to Public Switched Telephone Network (MTPSTN) communication systems, whereby first an overall BLER/BER target value is defined. | 2009-02-05 |
20090034426 | Monitoring quality of experience on a per subscriber, per session basis - A system and method for monitoring quality of experience includes forwarding a data packet flow carrying content between first and second endpoints. The data packet flow is forwarded at an intermediate point between the first and second endpoints so that the first and second endpoints are communicatively coupled over one or more networks through the intermediate point. The data packet flow is analyzed at the intermediate point and an intermediate point quality of content rating of the content received at the intermediate point is generated. A report detailing one or more attributes about the data packet flow based at least in part on the intermediate point quality of content rating is further generated. | 2009-02-05 |
20090034427 | MULTIPLE-INPUT MULTIPLE-OUTPUT (MIMO) COMMUNICATION METHOD AND APPARATUS USING THE SAME - A multiple-input multiple-output (MIMO) communication method and apparatus are provided. A MIMO communication apparatus includes a selected beamforming vector determining unit to determine a selected beamforming vector corresponding to a selected user, a performance information generating unit to generate performance information corresponding to where a non-selected beamforming vector is allocated to a non-selected user, and an additional beamforming vector selecting unit to select an additional beamforming vector corresponding to the non-selected user based on the performance information. | 2009-02-05 |
20090034428 | METHOD AND SYSTEM FOR PROVIDING QOS FOR MOBILE INTERNET SERVICE - Disclosed are a QoS (Quality of Service) providing system that manages service quality of a mobile Internet system, and an apparatus and method that apply QoS according to the class of a mobile Internet service provided over a mobile Internet network. The QoS providing system includes a service class table storage unit for storing at least one QoS parameter value for a plurality of mobile Internet services; a service identifying unit for identifying a QoS service class of a mobile Internet service requested over the mobile Internet network; a QoS parameter extracting unit for extracting QoS parameters of the identified mobile Internet service by referring to the service class table; and a QoS performing unit for performing QoS on the requested mobile Internet service according to the extracted QoS parameters. Thus, several types of services can be provided simultaneously and smoothly according to a requested service characteristic in a mobile Internet network in which real-time competition for resources occurs. | 2009-02-05 |
20090034429 | PACKET COMMUNICATION APPARATUS AND COMMUNICATION LINE QUALITY ANALYZING METHOD - A packet communication apparatus includes a test packet header generating section configured to generate a header in an enable state. A state machine sets the test packet header generating section to the enable state when a test packet transmission flag is set. An FCS (Frame Check Sequence) calculating section generates a data in a FCS field to add to the header, and generates a variable length test packet having a plurality of FCS fields. A transmitting section transmits test packets sequentially. | 2009-02-05 |
20090034430 | INFRASTRUCTURE FOR MEDIATION DEVICE TO MEDIATION DEVICE COMMUNICATION - Methods and apparatus for providing a mediation device infrastructure that allows a mobile node to be tapped while roaming among and within service providers are disclosed. In one embodiment, a method includes determining when a node that is tapped by a first mediation device has moved from a first domain associated with the first mediation device into a second domain associated with a second mediation device. A first packet is sent to the second mediation device if the node has moved. The first packet provides an indication that the second mediation device is to tap the node. The method also includes opening a call data channel to the second mediation device, and receiving information from the second mediation device on the call data channel that is obtained by the second mediation device from the node. Finally, the method includes providing the information to the first mediation device. | 2009-02-05 |
20090034431 | ENTERPRISE NETWORK ARCHITECTURE FOR IMPLEMENTING A VIRTUAL PRIVATE NETWORK FOR WIRELESS USERS BY MAPPING WIRELESS LANs TO IP TUNNELS - An enterprise network is provided which includes a central site, a network and a remote site communicatively coupled to the central site over the network. The central site includes a first termination device in communication with a restricted network segment including at least one server. The remote site includes an infrastructure device, an authorized access wireless local area network (WLAN), and an unauthorized access WLAN. The infrastructure device comprises a second termination device which communicates with the first termination device over the network. The authorized access WLAN allow communications with the central site via the second termination device over a tunnel coupling the first termination device to the second termination device, whereas the unauthorized access WLAN allows communications with the network via the second termination device. | 2009-02-05 |
20090034432 | SYSTEM AND METHOD OF RESOURCE ALLOCATION WITHIN A COMMUNICATION SYSTEM - A system and method of resource allocation within a communication system is provided. A communication system comprises a plurality of nodes operating in a first architecture network mode, wherein at least a portion of the plurality of nodes are reconfigured to operate in a second architecture network mode in response to a change in one or more network performance requirements. When the plurality of nodes are operating in a distributed architecture network mode, at least a portion of the plurality of nodes are reconfigured to operate in a clustered architecture network mode in response to an increase in one or more network performance requirements. When the plurality of nodes are operating in a clustered architecture network mode, at least a portion of the plurality of nodes are reconfigured to operate in a distributed architecture network mode in response to a decrease in one or more network performance requirements. | 2009-02-05 |
20090034433 | Method for Rebuilding an Ad Hoc Network and the Nodes Thereof - The invention relates to a method for rebuilding an ad hoc network, in particular a ZigBee-type network consisting (A) in collecting data of the network nodes in terms of quality of connections and non-optimal network trees, (B) in calculating a current optimised structure, (D) in setting optimisation data and injecting them into the network and (E) in rebuilding the network according to said current optimised structure. | 2009-02-05 |
20090034434 | Interior-Node-Disjoint Multi-Tree Topology Formation - A novel decentralized protocol for constructing a tree-based P2P live video streaming network with the Interior-Node-Disjoint (IND) multi-tree structure with the special Link-Level-Homogeneous property. The IND multi-tree structure recycles the wasted uploading capacities of leaf nodes in the tree-based P2P networks. The IND multi-tree structure also enhances the robustness of the tree-based P2P networks. Moreover, the special Link-Level-Homogeneous property eliminates the bottlenecks in the video delivery paths by ensuring that each downloading link in the network has identical bandwidth reserved. This special designed architecture greatly improves the downloading performance. | 2009-02-05 |
20090034435 | IP TELEPHONY NETWORK USING A CONFIGURATION MAP FOR ORGANIZING SITES IN A TREE-LIKE HIERARCHY - A system and method for managing an IP telephony network that uses a configuration map for organizing sites in a tree-like hierarchy. The system is capable of managing the addition, removal and movement of IP telephony elements within an IP telephony network and locating services and IP telephony elements within the IP telephony network in an efficient manner. | 2009-02-05 |
20090034436 | SYSTEMS AND METHODS OF RECORDING SOLUTION INTERFACE - Included are embodiments for providing an interface. At least one embodiment of a method includes receiving communications data associated with a communications session, the communications session facilitated in an Internet Protocol environment and providing an interface for facilitating recording of at least a portion of the communications session, the interface being facilitated in an Internet Protocol format. | 2009-02-05 |
20090034437 | Apparatus and method for canceling interference in relay station in a communication system - A method and apparatus for canceling interference between a transmission signal and a received signal in a full-duplex RS in a communication system are provided, in which an RF/IF signal received from a first node through an antenna is converted to a baseband received signal, demodulated and decoded, a baseband transmission signal is generated by encoding and decoding the decoded data, a baseband interference estimate is calculated using the baseband received signal and the baseband transmission signal, a baseband interference is eliminated from the baseband received signal according to the baseband interference estimate, the baseband transmission signal is converted to an RF/IF transmission signal for a second node, an RF/IF interference estimate is calculated by converting amplitude of the RF/IF transmission signal and delaying it, and an RF/IF interference is eliminated from the RF/IF received signal according to the RF/IF interference estimate. | 2009-02-05 |
20090034438 | METHOD FOR ESTABLISHING A PARAMETERIZED WIRELESS COMMUNICATION CHANNEL - A method for establishing a parameterized wireless communication channel comprises the steps of communicating physical profile data between a first communication ( | 2009-02-05 |
20090034439 | Transceiver for bidirectional frequency division multiplexed - The present invention relates to a transceiver for bidirectional frequency division multiplexed transmission, a communication system including one or more transceivers. Optionally, the communication system is a communication system for a digital subscriber line. The transceiver comprises transmission means with a voltage source output or a current source output for transmitting data in a transmission frequency range, receiving means for receiving data in a receiving frequency range, and a coupling impedance for connecting the transmission means and the receiving means to a transmission medium. The magnitude of the coupling impedance in the transmission frequency range is smaller than the magnitude of the coupling impedance in the receiving frequency range if the transmission means has a voltage source output and is higher than the magnitude of the coupling impedance in the receiving frequency range if the transmission means has a current source output. Due to the reduced magnitude or increased magnitude respectively in the transmitting frequency range, the transmit signal power requirement is reduced. In one variant of the invention, the magnitude of the coupling impedance is matched to the magnitude of the impedance of the transmission medium in order to increase the power of the received signals. | 2009-02-05 |
20090034440 | DISTRIBUTED NETWORK - Systems and methods for a distributed network are provided. In some embodiments, a method includes automatically transmitting a page message for a mobile station to access points in a paging group associated with a first access point, the page message having been received at the first access point, the first access point being associated with the most recent location update of the mobile station, and establishing a security agreement between the first access point and the other access points prior to receiving the page message. | 2009-02-05 |
20090034441 | Apparatus and method supporting a redundancy-managing interface between wireless and wired networks - A wireless network includes a leaf node, which generates a data message. The data message is routed through infrastructure nodes to a gateway infrastructure node, which is coupled to a wired network. A wireless interface module is also coupled to the wired network and communicates with the gateway infrastructure node. Multiple copies of the data message are created in the wireless network due to redundancy mechanisms supported in the wireless network, such as redundant connectivity and redundant message routing. The multiple copies of the data message are received at the gateway infrastructure node or the wireless interface module, which identifies the copies and communicates a single copy of the data message over the wired network to a destination. In this way, the redundancy mechanisms supported in the wireless network are concealed from wired components coupled to the wired network. | 2009-02-05 |
20090034442 | DIGITAL BROADCASTING SYSTEM AND DATA PROCESSING METHOD - A digital broadcasting system and a method of processing data are disclosed, which are robust to error when mobile service data are transmitted. To this end, additional encoding is performed for the mobile service data, whereby it is possible to strongly cope with fast channel change while giving robustness to the mobile service data. | 2009-02-05 |
20090034443 | POWER SAVING IDLE MODE ALGORITHM FOR AN ACCESS POINT - A wireless device operating as an access point (AP) uses an idle mode service and an idle mode mechanism to provide the capability of powering down during idle times. The client and the AP may share a cooperative idle mode mechanism to efficiently manage power for all devices operating in the WLAN. | 2009-02-05 |
20090034444 | METHOD FOR TRANSITIONING A WIDE AREA NETWORK MODEM OF A MOBILE COMMUNICATION DEVICE BETWEEN A POWER SAVING MODE AND A SCAN MODE - A mobile communication device ( | 2009-02-05 |
20090034445 | METHOD AND APPARATUS FOR REDUCING POWER CONSUMPTION IN WIRELESS COMMUNICATION SYSTEMS - A method and apparatus for reducing power consumption in a wireless communication system is described. The monitoring of an access network is ceased by issuing a ControlChannelMAC.Deactivate command, a SharedSignallingMAC.Deactivate command and a ForwardTrafficChannelMAC.Deactivate command. Processing of resources is shut down to reduce power consumption. | 2009-02-05 |
20090034446 | MOBILE AD-HOC NETWORK PROVIDING COMMUNICATION LATENCY REDUCTION FEATURES AND RELATED METHODS - A MANET may include a plurality of MANET nodes each comprising a wireless transceiver and a controller cooperating therewith for establishing a wireless communication link with an adjacent MANET node based upon a time division multiple access (TDMA) implementation. The TDMA implementation may use a repeating scheduling of a plurality of temporally spaced-apart time slot units within a control epoch to thereby reduce a latency of communication. | 2009-02-05 |
20090034447 | METHOD AND APPARATUS FOR ALLOCATING PEER-TO-PEER RESOURCE IN RELAY-BASED WIRELESS COMMUNICATION SYSTEM - A method and apparatus for allocating a Peer-to-Peer (P2P) resource in a relay-based wireless communication system are provided. The method includes receiving relay link resource information, determining whether a current link is a multi-hop link by using the relay link resource information, and if the current link is the multi-hop link, allocating a corresponding relay link resource as the P2P resource by determining a serving station. Accordingly, P2P communication can be achieved without having to use additional P2P-dedicated resources. | 2009-02-05 |
20090034448 | MIMO SATELLITE SYSTEM - A satellite communication system is disclosed that utilizes multiple antenna for subscriber terminals to process streams. A first node relays a first stream between the ground station and the subscriber terminals. A second node relays the second lower information rate signal to the subscriber terminals. Spatial relationships are used to differentiate the first stream from the second stream. At least one of the first and second nodes includes a satellite, and the first and second nodes are separated by 50 miles or more. Optionally, frequency ranges for the first and second streams overlap in time. In some cases, the second stream can contain additional information where the second node is terrestrial. | 2009-02-05 |
20090034449 | FINGER MANAGER FOR ENHANCED DEDICATED CHANNEL (E-DCH) APPLICATIONS - A downlink channel receiver operable to implement finger management strategies with fractional dedicated physical channel (F-DPCH) and E-DCH processing within a Rake receiver structure is provided. The downlink channel receiver includes a receiver, a baseband processing block, and a WCDMA processing block, wherein F-DPCH and E-DCH processing is divided between a plurality of hardware processing blocks and a plurality of firmware (FW) processing blocks. The finger management strategies within the Rake receiver structure are implemented by the plurality of FW processing blocks. | 2009-02-05 |
20090034450 | Methods and Devices for Transmitting Data to a Mobile Data Processing Unit - The invention concerns a method for transmitting data to a mobile data processing unit, the method comprising the steps of a. Receiving the data with a digital audio and/or television reception device ( | 2009-02-05 |
20090034451 | System and method for handling QoS flows in a roaming scenario - A system and method for transmitting a packet in a network is described. The method includes establishing a session with a flow identifier between a mobile station and a roaming wireless access gateway via a radio access network. A communication link is established between a home wireless access gateway and the roaming wireless access gateway. A filter is maintained at the home wireless access gateway for packet flow between the home wireless access gateway and the mobile station. The flow identifier is identified for a packet received by the home wireless access gateway from the network. The packet is transmitted with the flow identifier from the home wireless access gateway to the roaming wireless access gateway. The session for the packet is identified the via the flow identifier. Systems and method for establishing a call are also described. | 2009-02-05 |
20090034452 | SYSTEM LEVEL INFORMATION FOR DISCONTINUOUS RECEPTION, CELL RESELECTION AND RACH - A wireless transmit/receive unit is configured to receive system level information, including discontinuous reception (DRX) information, cell selection information, and RACH information. The system level information is received as defined parameters assigned to system information blocks or signaled through dedicated RRC signaling. | 2009-02-05 |
20090034453 | SCRAMBLE CODE ALLOCATION METHOD, A RADIO BASE STATION, A MOBILE STATION, AND A MOBILE COMMUNICATIONS SYSTEM - A scramble code allocation method used by mobile communications systems, and a base station and a mobile station that use the method are disclosed. The scramble code allocation method autonomously and optimally sets up a scramble code unique to a target base station. The method includes a step of generating a collection packet for collecting unique information of surrounding base stations, the unique information being used for setting up respective identifiers of the surrounding base stations; a step of broadcasting the collection packet to the surrounding base stations through a network; a step of receiving response packets from the surrounding base stations in response to the collection packet; a step of extracting the unique information of the surrounding base stations inserted in the response packets that are received; a step of storing the extracted unique information; and a step of setting up an identifier of the target base station based on the stored unique information. | 2009-02-05 |
20090034454 | Hierarchical Data Collection Network Supporting Packetized Voice Communications Among Wireless Terminals and Telephones - A packet-based, hierarchical communication system, arranged in a spanning tree configuration, is described in which wired and wireless communication networks exhibiting substantially different characteristics are employed in an overall scheme to link portable or mobile computing devices. The network accommodates real time voice transmission both through dedicated, scheduled bandwidth and through a packet-based routing within the confines and constraints of a data network. Conversion and call processing circuitry is also disclosed which enables access devices and personal computers to adapt voice information between analog voice stream and digital voice packet formats as proves necessary. Routing pathways include wireless spanning tree networks, wide area networks, telephone switching networks, internet, etc., in a manner virtually transparent to the user. A voice session and associate call setup simulates that of conventional telephone switching network, providing well-understood functionality common to any mobile, remote or stationary terminal, phone, computer, etc. | 2009-02-05 |
20090034455 | METHOD OF TRANSMITTING/RECEIVING CONTROL INFORMATION OF DATA CHANNEL FOR ENHANCED UPLINK DATA TRANSMISSION - A method of transmitting/receiving control information of a data channel for enhanced uplink data transmission is disclosed, by which efficient radio resource allocation is enabled. The present invention includes the acquiring control information of data channel for enhanced uplink data transmission; composing a Medium Access control (MAC) Protocol Data Unit (PDU) including the control information, and transmitting the MAC PDU via a first physical channel for user data transmission. | 2009-02-05 |
20090034456 | Communications Systems - In a multi user communication system, subcarriers are allocated to subchannels using a quality measurement for each subchannel. An initial sub carrier is allocated to each subchannel, and a quality metric measured. Subsequent subcarriers are allocated in dependence upon the quality measurement for each subchannel. The subchannel with the lowest quality measurement receives the first allocation, and the subchannel with the highest quality measurement receives the last allocation. The subsequent allocation is repeated, following a re-sort of the subchannel quality measurements, until all of the subcarriers are allocated. | 2009-02-05 |
20090034457 | Dynamic Channel-Width Allocation in Wireless Networks - Techniques for enhancing throughput capacity and/or bandwidth distribution fairness among APs in a wireless network are described. Specifically, a channel frequency profile which includes a center frequency and channel-width (i.e., channel bandwidth) is dynamically assigned to each of one or more APs in a wireless network. The assigned channel frequency profile for each AP is based, at least in part, on the current composition of the wireless network including, its topology and traffic load distribution. In this regard, each AP's channel frequency profile can be continuously or periodically changed such that the entire available frequency spectrum is effectively utilized and/or interference between APs is avoided or limited. This, in turn, enhances the throughput capacity and/or bandwidth distribution fairness of the wireless network. | 2009-02-05 |
20090034458 | METHOD FOR SCHEDULING ORTHOGONALLY OVER MULTIPLE HOPS - Apparatus and method for providing a relay between uplink and downlink nodes. The relay is provided by simultaneously communicating with the uplink and downlink nodes on a common channel. | 2009-02-05 |
20090034459 | METHOD AND DEVICE FOR SYNCHRONIZATION IN WIRELESS NETWORKS - A method and device are provided for synchronizing data transmission of multicasting/broadcasting services (MBS) by a plurality of Base Stations. The method disclosed comprises providing synchronization information to enable all of said plurality of Base Stations to start transmitting MBS data at a synchronized starting time point. Meanwhile, each of the Base Stations receives the MBS data to be transmitted and determines whether any of the MBS data has not been properly received. If so, the respective Base Station initiates a process to recover the missing MBS data or to obtain within a pre-determined time interval, information regarding the missing data in order to determine the duration of the time period that would have been required for the transmission of the missing MBS. If the missing data has not been timely recovered, the respective Base Station determines a starting point and the duration of a silence period based on the information obtained, and refrains from transmitting any signals along a communication channel allocated for transmission of MBS data, during that silence period. | 2009-02-05 |
20090034460 | Dynamic bandwidth allocation for multiple virtual MACs - Communication bandwidth on a single physical interface (PHY) in a wireless device is allocated among multiple virtual media access control layers (MACs) based on need. Excess bandwidth may be aggregated in a single virtual. MAC for power savings. | 2009-02-05 |
20090034461 | MULTIPLE INPUT MULTIPLE OUTPUT (MIMO) MODE OPTIMIZATION FOR LOW DATA RATES SERVICES - A method and an apparatus are provided for efficient transmission of low-data-rate packet services in a multiple-input multiple-output (MIMO) mode of operations in the presence of high-data-rate packet services. Precoding weight information (PWI) is signaled implicitly to a wireless transmit receive unit (WTRU). A precoding weight vector is signaled in a high speed shared control channel less (HS-SCCH-less) transmission using a new HS-SCCH type P. This explicit PWI signaling approach transmits the PWI with minimum power overhead. The data carried in the HS-SCCH type P is encoded to minimize the required transmitted power. A channel type HS-SCCH type 2M is also described. | 2009-02-05 |
20090034462 | TBF BI-DIRECTIONAL OPTIMIZATION FOR TCP - In a data communication network a first and second network site, communicate by sending a first data transmission from the first network site to a second network site and by sending a second data transmission from said second network site to said first network site. Data transmission characteristics of said first data transmission are determined and radio resources for said data transmission are allocated based on the determined first data transmission characteristics. Thus, the radio resources for the second data transmission are correlated with characteristics of the first data transmission and thus delays in the data transmission between the first and second network site can be avoided. | 2009-02-05 |
20090034463 | METHOD AND SYSTEM FOR RESOURCE SHARING - Systems and methods for wireless systems provide a mechanism for resource sharing. In an embodiment, private informational content associated with a single user is accessed. Shared informational content associated with the single user and another user may also be accessed. The private informational content and the shared informational content are displayed on a same user interface for the single user. Other embodiments are described and claimed. | 2009-02-05 |
20090034464 | RESOURCE MANAGEMENT METHOD IN WIRELESS COMMUNICATION SYSTEM - Provided is a resource management method in a communication system, and more particularly, a resource management method based on priority in a wireless communication system. The resource management method in a wireless management network includes: setting a priority factor value with regard to a link flow for which link establishment is requested; and if a capacity required by the flow for which link establishment is requested exceeds a remaining capacity of a base station, increasing the remaining capacity of the base station by sequentially reducing a minimum reserved rate (MRR) value of flows that receive a service at a lower priority than the flow for which link establishment is requested to a maximum sustained rate (MSR) value, until the remaining capacity required by the flow for which link establishment is requested is generated. | 2009-02-05 |