02nd week of 2009 patent applcation highlights part 29 |
Patent application number | Title | Published |
20090010109 | TIMEPIECE PROVIDED WITH A DEVICE FOR CONTROLLING FUNCTIONS AND/OR TIME INDICATIONS - This timepiece is provided with a device for the adjustment of functions and time indications comprising a selection control (L) for each time indication which has to be adjusted and a control (T) for adjustment of the said selected time indications. At least the selection control (L) or the indication which has to be adjusted is kinematically linked with a selection cam (C | 2009-01-08 |
20090010110 | Camouflage Wrist Watch Protection Apparatus - A wrist watch covering includes a bottom panel, a first panel and a second panel. The first panel is attached to the bottom panel with a first and second fastener attached thereto. The second panel is attached to the bottom panel, with a third and fourth fastener attached thereto. A cavity between the first panel and the bottom panel and between the second panel and the bottom panel receives a wrist watch such that the second panel covers a face of the wrist watch when the third fastener is mated with the second fastener. The first fastener mates with the fourth fastener and forms a loop. | 2009-01-08 |
20090010111 | SEALED WRIST WATCH CASE - This watch case comprises a protective casing surrounded by a middle ( | 2009-01-08 |
20090010112 | RECORDING MEDIUM PLAYBACK DEVICE - Provided is a recording medium playback device intended to achieve a reduction in power consumption by stopping disk rotation during a period in which no content data is being read, while improving playability and responsiveness to external key inputs or the like. A system control section | 2009-01-08 |
20090010113 | Optical pickup and optical pickup aberration correcting method - An optical pickup includes: a spherical aberration correcting portion for correcting spherical aberration by adjusting a convergence/divergence state of laser light emitted from a light source; a reflecting portion having: a first surface that chooses whether or not to pass laser light emitted from the spherical aberration correcting portion according to the wavelength of the laser light; and a second surface that reflects laser light that has passed through the first surface; and two objective lenses that are selectively used according to whether laser light reflected from the reflecting portion has been reflected by the first surface or by the second surface so as to condense light reflected from the reflecting portion onto a recording layer of an optical disc. Here, between the spherical aberration correcting portion and the objective lenses, there is disposed an astigmatism correcting portion that is formed such that the amount of correction can be changed. | 2009-01-08 |
20090010114 | Optical Data Access Apparatus And Method Thereof - A method for controlling an OPU and an optical data access apparatus are provided. A signal generator is configured to generate a servo signal in response to data access. A comparator is configured to compare a threshold level and the servo signal, and generate a control level if a level of the servo signal against the threshold level when the OPU is controlled. An adjustment unit is configured to adjust a control signal according to the control level. The OPU is controlled according to the adjusted control signal. | 2009-01-08 |
20090010115 | OPTICAL-DISK RECORDING MEDIUM, PLAYING APPARATUS AND METHOD FOR SAME, AND RECORDING APPARATUS AND METHOD FOR SAME - In an optical disk, a substrate has main data recorded in the form of a combination of pits and lands on one side thereof, and at least a reflective layer and cover layer are stacked on the substrate to cover the pits and lands on the substrate. To the optical disk, sub data is recorded in the form of marks formed by irradiating writing-power laser light to the reflective layer. The marks are formed so that reading signal level will be raised where the marks are formed while it will be lowered where the marks are formed in a counterfeit disk produced based on an authenticated disk, namely, the reading signal level where the marks are formed is different in polarity between in the authenticated and counterfeit disks. Further, in a player for the optical disk, discrimination is made between the authenticated and counterfeit disks by detecting the sub data recorded in the optical disk and judging whether the value of the detected sub data has been read at a correct polarity. | 2009-01-08 |
20090010116 | Information recording apparatus, information processing method, and computer program - In the present invention, there is provided an information recording apparatus for recording information to an optical disk including: a data recording section configured to record data while changing laser power levels successively; a data reproduction section; and an optimum recording power calculation section configured to calculate an optimum recording laser power level by evaluating the quality of a reproduced signal, wherein the data reproduction section performs data reproduction based on a PRML procedure, and based on PRML reproduction information, the optimum recording power calculation section finds an E error formed by the difference in a Euclidean distance squared between the most and second most likely path metric values in order to calculate E jitter values, the optimum recording power calculation section further calculating as the optimum recording power a laser power level corresponding to the recorded data of which the E jitter value is the smallest. | 2009-01-08 |
20090010117 | Optical Disk Manufacturing Method and Device, Optical Disk, and Reproduction Method Thereof - Optical discs are adapted to be used with a light beam having a wavelength of 405 nm for recording or reproducing data. Error correcting blocks for recording BMID including copy protection key information are defined on optical discs ( | 2009-01-08 |
20090010118 | OPTICAL DISK UNIT - To provide an optical disc drive that can shift the focal point steadily to a focus controllable range. | 2009-01-08 |
20090010119 | Optical Disk Apparatus - An optical disk apparatus according to the present invention includes: a rotation driving section on which an optical disk is to be mounted and which drives the optical disk so as to be rotated; a light source; an objective lens for converging light from the light source onto an optical disk mounted on the rotation driving section; a photodetector having at least two detection sections for detecting reflected light, from the optical disk, of the light; and an error signal generation section for deriving a difference signal and a sum signal of respective outputs from the two detection sections of the photodetector, adjusting an offset in at least the sum signal among the difference signal and the sum signal, and thereafter dividing the difference signal by the sum signal whose offset has been adjusted to generate a position error signal of the objective lens. | 2009-01-08 |
20090010120 | SYSTEM AND METHOD FOR DYNAMIC BUFFER MANAGEMENT BY MONITORING DATA BUFFERING STATUS - An optical storage system, for dynamically controlling the rate of recording data to an optical medium includes: a buffer, for buffering data to be recorded to the optical medium; a data recording block, coupled to the buffer and the optical medium, for recording data from the buffer to the optical medium at a recording speed; and a control block, coupled to the buffer and the data recording block, for monitoring an amount of data buffered in the buffer, and adjusting the recording speed by comparing at least one criteria with the amount of data buffered in the buffer. | 2009-01-08 |
20090010121 | INFORMATION PROCESSING DEVICE, ACCESS DEVICE, RECORDING MEDIUM, INFORMATION PROCESSING METHOD, AND INFORMATION PROCESSING PROGRAM - An information processing device ( | 2009-01-08 |
20090010122 | Aberration Detector and Optical Pickup With Same - The first polarizing hologram element ( | 2009-01-08 |
20090010123 | Data recording/reproduction method and data recording/reproduction apparatus - A data recording/reproduction method for performing a data recording/reproduction process on a flexible optical disk by rotating the flexible optical disk while controlling an axial runout of the flexible optical disk with a stabilizing member that applies an aerodynamic force to the flexible optical disk, and irradiating an optical beam and focusing the optical beam to the flexible optical disk is disclosed that includes the steps of a) generating a first axial runout, b) generating a focus error signal forming an S-curve when the first axial runout is generated, c) determining a position of the optical beam according to the focus error signal, d) generating a second axial runout that is smaller than the first axial runout after step c), and e) conducting at least one of the data recording process and the data reproduction process after step d). | 2009-01-08 |
20090010124 | METHOD AND AN APPARATUS FOR RECORDING INFORMATION, AND AN INFORMATION RECORDING MEDIUM - In a method for recording information on an information recording medium having a data recording area for storing user data and a test area used for test recording by a recording apparatus, it is detected whether the test area is unusable when executing the test recording. The test recording is executed in the test area when the test area is detected not to be unusable, or executed in the data recording area when detected to be unusable. Management information relating to the test recording executed in the data recording area is recorded in a predetermined area. Hence, it is possible to eliminate a limit of number of times of test recording which depends on the size of the test recording area. | 2009-01-08 |
20090010125 | METHOD AND APPARATUS FOR MANAGING DISC DEFECTS USING UPDATEABLE DMA, AND DISC THEREOF - A disc defect management method and apparatus using a defect management area that can be updated, and a write once disc incorporating the method. A data area is disposed between a lead-in area and a lead-out area. The disc includes a defect management area (DMA) that is present in at least one of the lead-in area or the lead-out area, wherein defect information and defect management information are repeatedly recorded in the DMA according to a recording operation. Accordingly, the disc defect management method and apparatus enable effective use of the defect management area. The method is also applicable to a multi layer disc having a user data area on each layer. The defect information and the defect management information for an individual defect may include cumulative defect information and defect management information related to previously identified defects. | 2009-01-08 |
20090010126 | OPTICAL DISK APPARATUS, CONTROL METHOD OF OPTICAL DISK APPARATUS, AND INTEGRATED CIRCUIT - A disk motor which rotationally drives an optical disk; a rotational phase detector which detects a rotational phase thereof; an optical head having a collecting lens which collects an optical bean; a light detector and an LE signal generator which detect a position of the collecting lens in the optical head as a position signal; an LE signal memory recorder and an LE signal memory which store, in synchronization with a rotational phase to be detected by the rotational phase detector, the positional signal from the LE signal generator; an LE signal memory regenerator which outputs as a correction signal, in synchronization with a rotational phase to be detected, the positional signal which has already been detected; a subtractor; an LE signal filter, a drive circuit and a Tk actuator which move the collecting lens using a signal from the subtractor; and a low pass filter which reduces a high-frequency component of the correction signal are provided. | 2009-01-08 |
20090010127 | OPTICAL DISC WITH A THEFT DETERRENT COATING - An optical disc used for storing content includes a theft control area selected to render the disc unreadable. The disc must be exposed to radiation of a specific wavelength before it can be read by a regular device. The theft control area may include an area that contains data that instructs the device not to read the disc. This area includes a coating that changes its optical characteristics when exposed to the radiation. The material could be radiochromic or thermochromic. Alternatively, the theft control area includes an RFID device that includes an element that is radiation sensitive. In this embodiment, when the disc is irradiated, the element changes its electrical characteristics. | 2009-01-08 |
20090010128 | Disc Identification Apparatus, Disc Insertion-Ejection Device, and Disc Device - A disc identification device, a disc insertion-ejection device and a disc device which can positively prevent two discs from being inserted into the apparatus. There is provided a disc thickness detection unit for electrically detecting a thickness of the discs inserted into an apparatus of the disc device, and there is provided a construction for judging whether the number of the discs inserted into the apparatus is one or plural, and it is electrically identified whether the number of the discs inserted into the apparatus is one or plural, and by controlling mechanisms on the basis of this identification result, the stable disc insertion and ejection can be achieved, and also damage to the mechanisms and the discs can be reduced. | 2009-01-08 |
20090010129 | Optical Disc Judgment Method and Optical Disc Device - An optical disk apparatus according to the present invention is an optical disk apparatus for performing at least one of: recording data to a plurality of types of optical disks including a recordable optical disk and a read-only optical disk which are produced according to the BD specifications; and reproducing data from the optical disks. This apparatus includes: a means ( | 2009-01-08 |
20090010130 | OPTICAL DISK DRIVE AND METHOD OF CONTROLLING THE SAME - An area unused for recording the information is detected in an information recording layer that is the layer jump destination of an optical disk having a plurality of information recording layers. In the current information recording layer, a laser beam is temporarily moved to a position corresponding to the area unused for information recording, and thereafter, a layer jump operation is carried out. | 2009-01-08 |
20090010131 | Assembly Comprising a Component Provided with a Sensitive Part, which Component is Connected to a Base, as Well as an Optical Player Comprising Such an Assembly | 2009-01-08 |
20090010132 | HIGHLY ADAPTIVE RECORDING METHOD AND OPTICAL RECORDING APPARATUS - An optical disk recording method includes the steps of: providing a multi-pulse chain from a recording wave; independently changing the pulse rise timing and pulse fall timing (pulse width) of the first pulse in the multi-pulse chain in accordance with a preceding space length and a recording mark length; changing the pulse rise timing and pulse fall timing (pulse width) in accordance with a following space length and the recording mark length in a predetermined timing or in independence; and in relation to the smallest mark recorded by irradiation with mono pulse, changing the rise timing in accordance with the preceding space length and the recording mark length and the fall timing (pulse width) in accordance with the following space length and recording mark length, compensating various optical disks different in recording material without change of the fundamental waveform. | 2009-01-08 |
20090010133 | Recording medium using reference pattern, recording/reproducing method of the same and apparatus thereof - A recording medium, a recording/reproducing method of the same and an apparatus therefor, by which data of high volume can be recorded/reproduced. The present invention includes the steps of inserting a reference pattern including a multiple divided areas in a data image and recording the data image in the recording medium, wherein the multiple divided areas are in a relation of inversion and/or rotation and/or symmetrization. | 2009-01-08 |
20090010134 | Holographic storage medium with integrated phase mask - The present invention relates to a holographic storage medium, and more specifically to a holographic storage medium with an integrated phase mask layer. | 2009-01-08 |
20090010135 | Optical Information Recording Medium, and Recording Method and Manufacturing Method Thereof - To provide an optical information-recording medium that can easily record information at high density and has excellent durability at low cost. | 2009-01-08 |
20090010136 | Beam Shaper for an optical storage system - The present invention relates to a beam shaper and to an apparatus for reading from and/or writing to optical storage media using in such a beam shaper. | 2009-01-08 |
20090010137 | OPTICAL DISC DRIVE AND OPTICAL INFORMATION SYSTEM - The type of a disc is determined by detecting focus error signals and the amount of returned light while emitting light with a wavelength such as infrared light which maximizes the focal length and moving an objective lens in the direction of an optical axis. If the S shape and AS immediately after the surface are greater than those at the surface, the optical disc is determined to be an optical disc with a largest capacity. It is determined whether or not there is a reflective layer at a depth equal to or less than 0.1 mm. If there is no reflective layer thereat, it is determined whether or not there is a reflective layer at a depth of 0.6 mm. If there is a reflective layer thereat, the type of the reflective layer is determined based on TE and RF signals with blue light. If the blue light is not adaptable to the layer, red light is emitted, and replay of the recording layer at a depth of 0.6 mm is performed. | 2009-01-08 |
20090010138 | OPTICAL PICKUP DEVICE - An optical pickup device to provide a stable operation in both low-speed and high-speed modes by controlling a change in natural frequency, the optical pickup device including: a lens holder to support an objective lens; a supporting unit spaced apart from the lens holder; and a plurality of suspension members each having one end fixed to the lens holder and another end supported by the supporting unit to enable a movement of the lens holder, wherein the supporting unit includes a fixing member, a coupling portion provided in the fixing member to couple each suspension member, magnetic fluid received in the coupling portion, and an excite device to apply a magnetic field to the magnetic fluid. | 2009-01-08 |
20090010139 | OPTICAL PICKUP - An optical pickup comprising: an objective lens | 2009-01-08 |
20090010140 | IMAGE PICKUP APPARATUS - An image pickup apparatus having a lens unit configured to include a plurality of lenses and a variable aperture mechanism capable of varying an aperture opening diameter, the image pickup apparatus including: in the lens unit, a variable aperture unit configured by integrating the variable aperture mechanism and the single lenses of the lens unit using a fixing portion. | 2009-01-08 |
20090010141 | Optical pickup apparatus and objective lens - An optical pickup apparatus is provided for recording and/or reproducing information on an optical disc including at least one reference layer and at least one recording layer in which information can be recorded at recording positions each located at a different distance from an optical disc surface. The optical pickup apparatus includes: a light source; a relay lens system for emitting a converged light flux; an objective lens arranged at a predetermined distance from the reference layer, for converging the converged light flux onto one of the recording positions; and a photodetector. The relay lens system changes a convergence angle of the converged light flux to enter the objective lens by moving in a direction of an optical axis thereof so as to select a recording position where information is recorded and/or reproduced. | 2009-01-08 |
20090010142 | Complex objective lens, optical head, optical information apparatus, computer, optical disk player, car navigation system, optical disk recorder, and optical disk server - A complex objective lens composed of a hologram and an objective lens, capable of realizing stable and high-precision compatible reproducing/recording of a BD with a base thickness of about 0.1 mm for a blue light beam (wavelength λ | 2009-01-08 |
20090010143 | POWER CONTROL SYSTEM AND METHOD OF OPTICAL DISK DRIVE - The present invention provides an over drive power control system and a method which are capable of generating an optimized output power of the optical disk drive under a variation of operational environment. According to this invention, a photo detecting unit detects current laser power and generates a power feedback signal. A low frequency power control unit generates a modified power control signal by using the power feedback signal and an original power control signal. A high frequency power control unit generates a modified high frequency control signal for controlling the laser power according to a predetermined relationship among original and modified low power control signals and an original high frequency control signal. A digital-to-analog converter receives the modified high frequency control signal then outputs a adjusted write power signal for adapting the laser power to environmental variation and thus maintaining laser power in a constant state. | 2009-01-08 |
20090010144 | Transducer Assembly and Data Storage Apparatus Including the Transducer Assembly - An apparatus includes a storage medium, a transducer including an electrode positioned along an axis and having a curved end positioned adjacent to the storage medium, a wear-resistant coating surrounding the electrode, and an actuator for providing relative movement between the storage medium and the transducer. | 2009-01-08 |
20090010145 | OPTICAL RECORD CARRIER - The present invention relates to an optical record carrier. The optical record carrier has a plurality of tracks disposed substantially spirally and substantially concentrically, each track being adapted for recording and/or reproducing optically readable effects positioned substantially in a groove. In a first aspect, the plurality of tracks are arranged adjacently in a multi-track spiral on the optical record carrier, and a tracking area between the windings of the multi-track spiral is adapted for providing a radial tracking error signal from the optical record carrier. In a second aspect, the plurality of spirals are arranged in concentric consecutive layers similar to an opinion structure on the optical record carrier with one spiral in each layer, and tracking areas between the said layers of the plurality of spirals are adapted for providing a radial tracking error signal from the optical record carrier. The invention also relates to a corresponding optical apparatus and a method for manufacturing a carrier according to the second aspect. | 2009-01-08 |
20090010146 | OPTICAL DISK DRIVE FOR SCANNING AN OPTICAL DISK CARRYING A GROOVE WITH A WOBBLE - An optical disk drive for scanning an optical disk having a wobbled groove and a land portion separating adjacent parts of the groove. The optical disk drive has a beam generator for generating a read beam and directing the read beam to the optical disk, a sensor for sensing a reflected beam produced by the optical disk upon receiving the read beam and for producing a sensor output signal with a sensor output signal amplitude, and an envelope analyzer to receive the sensor output signal from the sensor, to analyze an envelope (WS | 2009-01-08 |
20090010147 | OPTICAL DISK AND MOLDING DIE APPARATUS - A stamper is mounted to a surface of at least one of a stationary-side die and a movable-side die. A transfer surface of the stamper is positioned substantially flush with a first surface of an inner peripheral holding member for holding the stamper near an inner periphery thereof which first surface is positioned adjacent to the transfer surface of the stamper. A first distal end of the inner peripheral holding member, which is positioned to face the cavity, and a second distal end of a die member, which is positioned to face the cavity, the die member being disposed adjacent to the inner peripheral holding member, are both projected more into the cavity than the transfer surface of the stamper. A molding burr can be suppressed from projecting upward from the vicinity of an inner peripheral edge of the substrate surface substantially flush with the transfer portion. | 2009-01-08 |
20090010148 | METHOD AND DEVICE FOR REPORTING, THROUGH A WIRELESS NETWORK, A CHANNEL STATE INFORMATION BETWEEN A FIRST TELECOMMUNICATION DEVICE AND A SECOND TELECOMMUNICATION DEVICE - The present invention concerns a method for reporting, through a wireless network, a channel state information between a first telecommunication device which comprises M | 2009-01-08 |
20090010149 | VIRTUAL MULTI-ANTENNA METHOD FOR OFDM SYSTEM AND OFDM-BASED CELLULAR SYSTEM - Provided are a virtual multi-antenna method for an orthogonal frequency division multiplexing (OFDM) system and an OFDM-based cellular system. The virtual multi-antenna method includes grouping sub-carriers in a frequency domain of an OFDM symbol and generating at least one group including G sub-carriers; and regarding the G sub-carriers included in the at least one group as multiple channels used in a multi-antenna technique and virtually applying the multi-antenna technique to the transmission and reception of the OFDM symbol. The virtual multi-antenna method can effectively reduce an interference signal and obtain the effects of a spatial division multiple access (SDMA) technique without physically using multiple antennas. | 2009-01-08 |
20090010150 | Apparatus for Band Limiting in Sc-Fdma Communications Systems and Method Thereof - A method for band limiting in a Single Carrier Frequency Division Multiple Access (SC-FDMA) communications system comprises generating a SC-FDMA data symbol block and band-limiting the SC-FDMA data symbol block using a window ( | 2009-01-08 |
20090010151 | Method for providing dumps in a distributed environment of a telecommunication network - The invention proposes a method for providing dumps. The method is performed in a first functional entity of a distributed environment of a telecommunication network. The first functional entity may communicate with a second functional entity. During a call set-up procedure typically a unique identification is exchanged between the first and the second functional entity. When an error is detected, information related to the call is dumped and the unique identifier is associated thereto. Furthermore, a message is generated which comprises a signal descriptor indicating that the message is generated in response to a detected error. Subsequently, the generated message is send to the second functional entity to provoke a dump of information related to the call and associating the unique identification. Furthermore, alternative embodiments and devices adapted for the methods are disclosed. | 2009-01-08 |
20090010152 | Interface system and methodology having scheduled connection responsive to common time reference - An input interface system for mapping data packets, each comprising a header portion and a payload portion, from at least one source to at least one destination. An interface method and system between asynchronous data packet flows and synchronized switching systems, which utilize a global common time reference. The synchronized switching systems utilize a time frame switching method based on predefined switching schedules that are responsive to a global common time reference, where the global common time reference is divided into a plurality of contiguous periodic time frames. The asynchronous data packet flows are routed according to information contained in the packets' header. The interface method and system maps the header information of the asynchronous data packet flows to respective time frames that match the predefined switching schedule over the synchronized switching system. The interface system can aggregate multiple asynchronous data packet flows into a single pre-defined switching schedule over the synchronized switching system. | 2009-01-08 |
20090010153 | Fast remote failure notification - A method and system for failure notification at a remote node in communication with a local node are disclosed. The local node is configured for faster failure detection than the remote node. In one embodiment, the method includes establishing a failure monitoring session between the local node and the remote node, receiving at the remote node, a failure notification from the local node, the failure notification sent using a protocol of the failure monitoring session, and rerouting traffic at the remote node in response to the failure notification. | 2009-01-08 |
20090010154 | Protection Scheme - A protection scheme for a metro optical network involves programming ingress nodes and egress nodes with a primary multicast label switched path (LSP) and a back-up LSP to provide one-to-one protection. The primary and back-up LSPs are configured prior to the occurrence of a network fault to allow the network to transmit multicast communication when the fault occurs. Particularly, multicast communications are sent on the primary LSP during normal operation. However, when a network fault occurs, the nodes also send a duplicate multicast communication over the back-up LSP. Configuring the primary and back-up LSPs prior to the fault occurring avoids the need for signalling to establish a working LSP after a fault occurs. | 2009-01-08 |
20090010155 | NETWORK COMMUNICATION CONTROL METHODS AND SYSTEMS - Network communication control methods and systems are provided. The length of a sub-time slice is determined according to a network bandwidth, and a transmission threshold of the sub-time slice is determined according to the length of the sub-time slice and the network bandwidth. At least one network transmission is performed within the sub-time slice if a transmission amount of the network transmission within the sub-time slice does not exceed the transmission threshold. | 2009-01-08 |
20090010156 | Method for Changing Service Quality of a Content Adaptively - The present invention relates to a method for changing service quality of a content adaptively. In the present method, when allowance of access to a network is requested, whether transfer speed demanded by the request of access allowance can be provided is checked. If can not be provided, service quality of a connection being serviced is lowered. In the meantime, the present method monitors whether available bandwidth is generated, and upgrades service quality of a connection being serviced when available bandwidth is generated. The above operations can make a given network resource fully used. | 2009-01-08 |
20090010157 | FLOW CONTROL IN A VARIABLE LATENCY SYSTEM - A device and method for packet flow control is described. The method may comprise, at a packet sender device, adding a flow control identifier to a packet and transmitting a packet with the packet flow control identifier to a packet receiver device over a data path. Thereafter, the packet receiver device may receive, from the packet receiver device, flow control data that includes a received flow control identifier generated in response to the sent flow control identifier. The sent flow control identifier may then be compared with the received flow control identifier and a state of a receiver buffer at the receiver packet device may be estimated based on the comparison. In an example embodiment, at the packet sender device, a flow control instruction may be added to the packet to instruct the packet receiver device to enter a “no transmit” state. | 2009-01-08 |
20090010158 | QUASI RTP METRICS FOR NON-RTP MEDIA FLOWS - In one embodiment, a router receives a real-time multimedia flow that comprises IP packets. The router then processes values included in the Identifier fields of the IP packets using resources similar to those used in the monitoring of RTP flows to identify metrics for the real-time multimedia flow. The metrics may be transferred to a remote management device for aggregation with metrics output by other routers located on the data path for the real-time multimedia flow. | 2009-01-08 |
20090010159 | End-to-end flow control in a network - A network node within a network includes a first receive buffer, first buffer management, a second receive buffer and second buffer management. The first buffer management performs link level credit based flow control for network packets that the first buffer management places in the first receive buffer. The second buffer management performs end-to-end credit based flow control for network packets that the second buffer management receives from the first receive buffer and processes before placing data in the second receive buffer. | 2009-01-08 |
20090010160 | Fairness scheme method and apparatus for pause capable and pause incapable ports - A network device, which includes a port, a tag generation unit and a flow control module, is provided. The port, which is connected to a network entity, is configured to send and receive a data packet. The tag generation unit is configured to generate a tag based upon the network entity. The tag generation unit is also configured to add the tag to the data packet and to activate the tag. The flow control module is coupled with a buffer, and is configured to control storage of the data packet into the buffer. The flow control module is also coupled with the port, and is configured to control a communication session conducted between the network device and the network entity based upon the tag. | 2009-01-08 |
20090010161 | Method for Ensuring Service Class of Packet Service and Method of Rate Limitation - The present invention discloses a method for ensuring service classes of packet services, which includes limiting the rate of services with different service classes uploaded to a ringlet from an RPR station in accordance with the RPR physical packet lengths; monitoring, in real time, the rate of non-class A0 services uploaded to the ringlet from the RPR station and forwarded by the RPR station in accordance with the RPR physical packet lengths, and when the rate of the non-class A0 services exceeds the un-reserved rate of the RPR network, reporting a congestion message and adjusting the rate of the non-class A0 services uploaded to the ringlet from the RPR stations in the congestion domain. A method of rate limitation is also disclosed, by which rate limitation is conducted based on a Token Bucket according to the total length of the sent packet after encapsulation. The methods, by means of rate limitation and rate monitoring of the services uploaded to the ringlet from each RPR station according to the RPR physical packet length, can effectively overcome the shortcoming that the reserved bandwidth in the RPR can not be ensured because forwarded services unexpected occupy the bandwidth of the services uploaded to the ringlet at a downstream RPR station due to the physical layer encapsulation overhead. | 2009-01-08 |
20090010162 | Flexible and hierarchical dynamic buffer allocation - In one embodiment, a method comprises the following steps: receiving a first set of inputs comprising a first plurality of entities and a first traffic behavior; determining a first region of a buffer corresponding to the first traffic behavior; assigning the first plurality of entities to the first region; determining hierarchical relationships between at least some of the first plurality of entities; determining a first shared buffer space of the first region; and assigning at least one threshold for each of the first plurality of entities. The threshold may comprise a maximum amount of the first shared buffer space that may be allocated to an entity. The method may also involve configuring a logic device to allocate the first shared buffer space dynamically according to the hierarchical relationships and the thresholds. | 2009-01-08 |
20090010163 | LOAD BALANCE SERVER AND METHOD FOR BALANCING LOAD OF PRESENCE INFORMATION - A load balance server has a first database for recording a list of identifiers of the presence servers, a second database for recording a subscription message receiving rate, an entry retrieval means for selecting a presence server that the subscription message receiving rate is lowest, in presence servers included in the list of the entry based on the presence information, a presence server selecting means for selecting an additional presence server whichever subscription message receiving rate is lower than predetermined threshold Ts, when the subscription message receiving rate in the selected presence server is higher than predetermined threshold Ts, and a message sending/receiving control means for sending the public message to the selected presence server. | 2009-01-08 |
20090010164 | METHOD AND APPARATUS FOR ASSIGNING CHANNELS FOR A MULTI-RADIO WIRELESS MESH NETWORK - A method and device for assigning channels for a multi-radio mesh network is disclosed. The network comprises multiple mesh routers. Each mesh router has multiple radios, wherein, between two mesh routers that are within each other's radios transmission ranges, there is a pair of unidirectional links attached to them whose directions are oppositional each other. The method includes following steps: measuring link load of each link by measuring average busy time for the link to transmit data; and assigning a channel to each link based on the link load of the link. | 2009-01-08 |
20090010165 | APPARATUS AND METHOD FOR LIMITING PACKET TRANSMISSION RATE IN COMMUNICATION SYSTEM - In a communication system, a token manager corresponding to a generated or arriving packet is determined, tokens corresponding to a target transmission rate limit are generated, and a corresponding packet is at least one of dropped and provided in consideration of the amount of the tokens created and the size of the generated packet. Through such a method, a packet transmission rate can be limited to the target transmission rate. In addition, when there is traffic of various service classes, service can be differentially provided according to the priorities of the service classes. | 2009-01-08 |
20090010166 | SERVICE CURVE MAPPING - A method for configuring service curves for managing the output port of a networking device includes the following steps. A multitude of traffic classes is defined, each traffic class being characterized by a bandwidth and a delay priority. A multitude of traffic service curves is computed, each of the plurality of traffic service curves is associated with a different one of the multitude of traffic classes. At least one of the multitude of traffic classes service curves is characterized by a shifted two-piece linear function shifted such that the service curve limits service to during a nonzero time period prior to the start of the two-piece linear function. | 2009-01-08 |
20090010167 | Method And System For Controlling Data Flow - A method and system for controlling data flow are provided. The method includes: selecting optional reference data of a flow algorithm to generate configuration information; and performing traffic calculation based on the configuration information to determine hash distribution of the data flow to load balancing links. The flow algorithm is a HASH algorithm. The system includes: a selecting configuring unit, for selecting corresponding reference data according to the optional reference data for the flow algorithm; a controlling information processing unit, for generating a corresponding controlling parameter according to the selected reference data; a forwarding table interface unit, for generating configuration information according to the generated controlling parameter and storing the information in a corresponding forwarding table; a forwarding controlling unit, for completing the traffic calculation according to the configuration information in the forwarding table and determining the hash of the data flow on the load balancing link. | 2009-01-08 |
20090010168 | SYSTEM AND METHOD FOR MONITORING THE VOLUME OF CALLS CARRIED BY A VOICE OVER INTERNET PROTOCOL TELEPHONE SYSTEM - A method and a system for controlling the load of calls carried by a voice over Internet protocol telephone system attempts to reduce or eliminate the overloading of individual trunk groups and/or destination gateways. The system obtains information relating to a plurality of calls in the system, and analyzes the call information to determine if certain trunk groups or destination gateways are overloaded. If so, the system issues commands so that additional calls are diverted away from the overloaded trunk group or destination gateway. | 2009-01-08 |
20090010169 | PACKET TRANSFER APPARATUS AND METHOD FOR TRANSMITTING COPY PACKET - A packet transfer apparatus includes a data analyzing unit, a memory control unit, and a control unit that holds a copy condition table and has a control information comparing unit. The data analyzing unit refers to a header of a received packet to analyze control information and transmits an analysis result to the control unit. The control unit searches the copy condition table on the basis of the analysis result and transmits a search result to the memory control unit. The memory control unit generates a record of a copy packet whose packet length is shortened in a memory calling management table on the basis of the search result. | 2009-01-08 |
20090010170 | Varying the Position of Test Information in Data Units - Variable positioning of test information in data units is disclosed. A method of preparing data units with test information located in varying locations is disclosed. The test information includes a signature. A method of receiving data units having test information in varying locations is disclosed. Upon receipt, the test information is located based on a signature included with the test information. The test information may be located in data units between a header at the beginning of the data unit and a frame check sequence field at the end of the data unit. The location of the test information may vary between data units in different flows, and between data units in different streams. The methods may be achieved in a network communications unit included in, for example, a network card, a network testing system and a computer. | 2009-01-08 |
20090010171 | Scaling BFD sessions for neighbors using physical / sub-interface relationships - In one embodiment, an apparatus includes a physical port and a plurality of logical sub-interfaces under the physical port. The physical port and the logical sub-interfaces are configured as a Bidirectional Forwarding Detection (BFD) neighbor group. The physical port being configured to run BFD sessions to detect failures at a first rate that is substantially faster as compared to a second rate of BFD sessions to detect failures on the logical sub-interfaces. The physical port notifies the logical sub-interfaces of a BFD failure at the physical port, with the logical sub-interfaces shutting down responsive to the notification. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. | 2009-01-08 |
20090010172 | MESSAGE SUBSTITUTION RESPONSE SYSTEM - In a network including equipment noncompliant to the topology management protocol, a message substitution response system executing substitution response to a message discovered or topology search message in lieu of the noncompliant equipment is provided. The substitution response module generation unit | 2009-01-08 |
20090010173 | APPARATUS AND METHOD FOR DISCONTINUOUS RECEPTION IN MOBILE TELECOMMUNICATION SYSTEM - A communication apparatus and method for performing discontinuous reception in a mobile communication system is provided. The communication apparatus continues to turn on a receiver during a reception-on (Rx-on) period associated with persistent resource allocation to receives a packet, and receives a retransmission packet transmitted through the persistent resources at the Rx-on period spaced from the Rx-on period by a processing time of the retransmission packet given taking into account feedback information determined according to a reception error of the packet. | 2009-01-08 |
20090010174 | METHOD AND DEVICE FOR EXCHANGING DIAGNOSTIC DATA FOR THE SIMULATION OF AIRCRAFT COMPUTER NETWORKS - The object of the invention is a method and a device for exchanging diagnostic data for simulation of computer networks of aircraft. Diagnostic data exchange is achieved in a network between a network node and a diagnostic terminal connected to the network. The network node is capable of receiving simulation commands in real time and diagnostic commands. According to the invention, the network node is capable of receiving simulation commands according to at least one predetermined time period, time-based segregation being achieved for emission of diagnostic data relative to processing of simulation commands. | 2009-01-08 |
20090010175 | METHOD AND SYSTEM FOR PROVIDING AUTOMATIC DISABLING OF NETWORK DEBUGGING - An approach is provided for automatic disabling of network debugging. A debugging command is received for initiating debugging of a router that includes a processor configured to execute a debugging procedure. Utilization of the processor is monitored. A determination is made whether the utilization exceeds a utilization threshold. The debugging procedure is disabled based on the determination that the utilization threshold is exceeded. | 2009-01-08 |
20090010176 | Method for capacity evaluation in OFDM networks - A fast and simple method evaluates the capacity of OFDM-based radio networks using adaptive modulation and coding. From a mapping of SINR values to achievable data throughput, constant coefficients defining a linear function for the required channel activity of a single user are determined. Subsequently, linear equations for total uplink and downlink channel activity are obtained which allow fast numerical solutions. | 2009-01-08 |
20090010177 | System and Method for Scheduling Digital Information Transmission and Retransmission on a Network During Time Slots - The present invention is a computer system for delivering digital information over a network. A request receiving process receives a request for transmitting digital information after a start time and before an end time. The digital information has a number of packets. A transmit time process determines the time required to transmit the digital information based on the number of packets and a network speed. A scheduler schedules a transmit time for the digital information and an acceptance process accepts the digital information for transmission only if the time required to transmit is less than or equal to the difference between the transmit time and the end time. | 2009-01-08 |
20090010178 | CORDLESS MAINS POWERED FORM FACTOR FOR MESH NETWORK ROUTER NODE - An apparatus comprising a cordless, mains powered mesh network router. The mains powered mesh network router includes a controller configured to initiate a first indication when the mains powered mesh network router is mounted to an electrical outlet, and initiate a second indication when the controller joins a mesh network. Other devices, methods and systems are disclosed. | 2009-01-08 |
20090010179 | METHODS AND APPARATUS SUPPORTING TRAFFIC SIGNALING IN PEER TO PEER COMMUNICATIONS - Methods and apparatus related to peer to peer communication networks are described. An active connection list is maintained by a wireless communications device supporting peer to peer communications. In various embodiments, the active connection identifier list being maintained is in addition to a list of discovered peers in the local vicinity. Paging signaling, e.g., peer to peer paging signaling, is used to establish active connections. Air link peer to peer traffic resources include traffic control resources and traffic data resources. A wireless communications device seeking to transmit on a traffic data resource transmits a traffic request signal on a traffic control resource. An active connection identifier is, in some embodiments, associated with a particular subset of traffic control resources. Thus, a wireless communications device monitors the portion or portions of the traffic control resource corresponding to its active connections for traffic request signals, but need not monitor other portions. | 2009-01-08 |
20090010180 | METHODS AND APPARATUS FOR RESOURCE PROVISIONING AND PLANNING IN A COMMUNICATION NETWORK - Methods and apparatus for resource provisioning and planning in a communication network. In an aspect, a method includes generating resource entities that represent resource requirements of targeted services, wherein the resource entities are modeled from at least one of transport network (TN) dependent information and TN independent information, and determining whether the resource entities can be supported by one or more transport networks. An apparatus includes input logic to receive at least one of TN dependent information and TN independent information, and processing logic to generate resource entities that represent resource requirements of targeted services, wherein the resource entities are modeled from at least one of the TN dependent information and the TN independent information, and to determine whether the resource entities can be supported by one or more transport networks. | 2009-01-08 |
20090010181 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING THE CONFIGURATION MODE OF SERVICE CARRIER FREQUENCY TIME SLOTS - The present invention discloses a method for transmitting the configuration mode of MBMS carrier frequency time slots, and a method for receiving the configuration mode of MBMS carrier frequency time slots. The present invention also discloses a RNC and a terminal. The present invention enables the terminal to ascertain the configuration mode of MBMS carrier frequency time slots, and performs appropriate combining operation on the basis of the capability of the terminal itself, hence reduces the workload on the terminal. | 2009-01-08 |
20090010182 | Protection providing method and customer edge apparatus - The present invention provides a protection providing method in a network configuration having a customer edge apparatus redundantly connected to a first provider edge apparatus and a second provider edge apparatus for setting a primary provider edge apparatus and a secondary provider edge apparatus with the customer edge apparatus. The first provider edge apparatus transmits a first signaling message received when establishing a pseudowire to the customer edge apparatus. The second provider edge apparatus also transmits a second signaling message received when establishing a pseudowire to the customer edge apparatus. The customer edge apparatus compares the first and second signaling messages and sets the primary provider edge apparatus and the secondary provider edge apparatus. | 2009-01-08 |
20090010183 | Function configuration method of electronic apparatuses - A function configuration method according to the invention is cooperated with a master apparatus and a plurality of slave apparatuses. The function configuration method includes the steps of: assigning identification codes respectively to the slave apparatus by the master apparatus; transmitting the identification codes to the corresponding slave apparatuses through a network; and setting function configurations of the slave apparatuses according to the identification codes in the master apparatus. | 2009-01-08 |
20090010184 | DEVICE AND METHOD FOR BIDIRECTIONAL COMMUNICATION - This application relates to an apparatus comprising at least one interface for connecting to a wireless network. Further the apparatus comprises an advertising unit configured to advertise the presence of the apparatus within the wireless network. The apparatus includes also a presenting unit configured to present at least one mobile service described in a markup language and a transmission unit configured for accepting a request for a bidirectional communication via the wireless network from at least one second apparatus using the presented mobile service. | 2009-01-08 |
20090010185 | PEER TO PEER COMMUNICATIONS METHODS AND APPARATUS PROVIDING FOR USE OF BOTH WAN UPLINK AND DOWNLINK BANDS - Methods and apparatus for supporting peer to peer communications are described. A peer to peer communications device uses both wide area network (WAN) uplink and downlink communications air link resources for peer to peer signaling. During an uplink share mode of operation a peer to peer wireless terminal uses a wide area network uplink communications band to communicate peer to peer signals, and the peer to peer wireless terminal implements a first transmission power control function. During a downlink share mode of operation, the peer to peer wireless terminal uses a wide area network downlink communications band to communicate peer to peer signals, and the peer to peer wireless terminal implements a second transmission power control function. The second power control function is different from the first power control function. | 2009-01-08 |
20090010186 | METHODS AND APPARATUS RELATED TO INTERFERENCE MANAGEMENT WHEN SHARING DOWNLINK BANDWIDTH BETWEEN WIDE AREA NETWORK USAGE AND PEER TO PEER SIGNALING - Methods and apparatus related to the sharing of wide area network (WAN) downlink bandwidth with peer to peer communication signaling usage are described. A WAN, e.g., cellular, wireless communications device using a base station attachment point, transmits a signal to be used by a peer to peer wireless communications device for controlling its peer to peer transmit power level. The peer to peer wireless communications device receives and measures the strength of the power control signal from the WAN wireless communications device. The measurement information is used by the peer to peer wireless communications device in determining whether or not peer to peer signal transmission is permitted and/or in determining a peer to peer transmission power level. Thus the WAN device is able to manage interference from the peer to peer devices in its vicinity which impacts its recovery of WAN base station downlink signals. | 2009-01-08 |
20090010187 | System and Method for an Adaptive Access Point Mode - A system an adaptive access point node includes (a) a switch disposed within a network, the network comprising at least one virtual local area network; (b) an anchor access point disposed in the at least one virtual local area network, the anchor access point connected to the switch via a data path, the anchor access point configured to receive a broadcast data packet from the switch via the data path; and (c) at least one access point connected to the anchor access point via a local data path to receive the broadcast data packet from the anchor access point via the local data path. The anchor access point and the access points further forward the broadcast data packet to other devices connected thereto. | 2009-01-08 |
20090010188 | EVENT-DRIVEN, POWER OPTIMIZED, LINK ADAPTATION ALGORITHM - An event-driven, power-saving method of controlling link adaptation for wireless transmission in battery powered stations through selectively controlled PHY parameters uses a PHY parameter controller for selectively changing the PHY parameters. The number of retransmissions required per time unit (herein ReTXrate), and missing ACK numbers (e.g., more than two) are used as first and second link quality metrics in the method, instead of the PER as in prior art. Also, the measured ReTXrate after each packet transmission is used for establishing lower and higher thresholds for the ReTXrate. Based on the lower and higher ReTXrate thresholds and based on said missing ACKs, link adaptation by way of changing the PHY parameters through the PHY parameter controller is triggered. The link adaptation method is especially suitable for VoIP traffic but applies to non VoIP traffic too (e.g., data,) including FTP and web browsing situations, and conserves battery power in mobile stations. | 2009-01-08 |
20090010189 | Network with remaining battery life routing metric - A method includes providing a plurality of communicatively coupled sensor nodes including a destination node. A first selected path from an originating node to the destination node is determined from any plurality of possible paths based on a cost of the first selected path. The cost of any path is based at least in part on a cumulative function of the remaining battery life for each sensor node in that path. | 2009-01-08 |
20090010190 | Path Selection and Power Management in Mesh Networks - A two-phased path selection process for wireless mesh networks that promotes stability and power management. If, during a first route discovery phase, a route cannot be found without waking up battery-powered nodes in a wireless mesh network, the source node will wake up battery-powered nodes in the mesh during a second route discovery phase. | 2009-01-08 |
20090010191 | Systems and Methods for Indicating Buffered Data at an Access Point Using an Embedded Traffic Indication Map - Stations in standby mode periodically wake up to check for buffered data at the access points. Traditionally, the information is available by checking the periodic beacon frame for a traffic indication map (TIM). Unfortunately, the length of beacons has steadily increased with the progression of the various wireless standards requiring stations to wake up for longer periods to merely check for buffered data. Several approaches are disclosed which address this shortcoming, including the broadcast of TIM frames, the partial reception of beacon frames and the use of an embedded TIM frame within a beacon frame. | 2009-01-08 |
20090010192 | SINK DEVICE - The invention discloses a sink device and a signal receiving method thereof, applicable to wireless local area network. The sink device receives a plurality of beacon signals, synchronizes the beacon output signal generated by itself with the operating clock of the source device according to the above-mentioned timing synchronization data. And the sink device receives the plurality of beacon signals according to this calibrated synchronization clock. | 2009-01-08 |
20090010193 | SYSTEM AND METHOD OF MULTICASTING MULTIMEDIA STREAMS - A method and system for multicasting a media stream in a telecommunications network. The system includes a broadcast user broadcasting a media stream. The broadcast user determines the destination addresses of each end user desiring to receive the media stream. The media stream is received by an IP router. Within a classification stage of a data-plane residing in the IP router is a replication filter action which replicates the broadcast media stream. The broadcast media stream is replicated with the exception of the destination address. The replicated media stream is sent to each destination address of the end users, thereby providing a multicast media stream to a plurality of end users without requiring a content server of the broadcast user to send multiple media streams. | 2009-01-08 |
20090010194 | RADIO MEASUREMENT PROCEDURE IN WIRELESS COMMUNICATION SYSTEM - There is provided a radio measurement procedure for station statistics measurements in wireless communication network. In the method, the requesting station transmits to a requested station a request message for triggered RSNA station statistics measurements including a group identity field which indicates the requested RSNA statistics group and a triggered reporting field for RSNA counters which is used to specify trigger conditions comprising reporting triggers and RSNA statistics thresholds for the corresponding reporting triggers. And, the requesting station receives from the requested station a RSNA statistics measurements report message including measured RSNA statistics for the reporting triggers specified in the triggered reporting field for the RSNA counters when the measured RSNA statistics exceeds the corresponding RSNA statistics thresholds specified in the triggered reporting field for the RSNA counters. | 2009-01-08 |
20090010195 | Efficient Multicast Service Data Provision in a Mobile Communication System - The invention relates to a method for efficiently setting up a bidirectional multicast service in a mobile communication system. The bidirectional service is provided to a user equipment located in a radio cell controlled by a control entity. For the downlink data of the bidirectional service a downlink multicast service framework is utilized. In case the control entity decides for a point-to-point radio link to the UE, the system resources of the downlink framework are configured so as to re-use the configured system resources of the bidirectional service. This includes radio resources in the radio access network and may include tunnels in the core network. The invention further relates to a network entity in the CN or in the RAN for configuring system resources and for forwarding the multicast service data to the UE. The invention also relates to a mobile terminal for receiving the bidirectional multicast service. | 2009-01-08 |
20090010196 | Delivery of Multicast and Uni-Cast Services in an Ofdma System - A method of operating a radio telecommunications network including, a plurality of base transceiver stations (BTSs) each transmitting on a respective transmission bandwidth, and one or more mobile terminals (MTs) each having a respective maximum reception bandwidth, defining a common multicast frequency band within the transmission bandwidth of at least a first group of BTSs of the network on which the multicast service is to be transmitted; transmitting a multicast service in the common multicast frequency band from each BTS within the first group of BTSs; and enabling each base station having a bandwidth greater than the width of the common multicast frequency band to transmit a uni-cast service in portion of its transmission bandwidth falling outside the multicast frequency band. | 2009-01-08 |
20090010197 | METHOD AND SYSTEM FOR MANAGING MULTIPLE AERIALS IN A WIRELESS SYSTEM - A method and system for managing multiple aerials in a wireless system are described. Specifically, one embodiment of the present invention sets forth a method, which includes the steps of obtaining a first unique ID of a first device within a coverage range, associating a first priority level to the first unique ID, and storing the first unique ID in a first queue associated with the first priority level in a first process, and transmitting data to the first device with the first unique ID in a sequence based on at least the first priority level in a second process. The first process and the second process are independently performed. | 2009-01-08 |
20090010198 | SHARED HARQ FEEDBACK CHANNELS FOR VIRTUAL GROUPING IN A WIRELESS RELAY NETWORK - Various embodiments are disclosed, which may include transmitting a transmission schedule for a data burst to a plurality of relay stations in a wireless relay network. The transmission schedule may identify a data channel for transmission of the data burst and a corresponding shared negative acknowledgment feedback channel for transmission of a negative acknowledgment. The negative acknowledgment feedback channel may be shared by the plurality of relay stations. | 2009-01-08 |
20090010199 | WIRELESS COMMUNICATION APPARATUS AND WIRELESS COMMUNICATION METHOD - A wireless communication apparatus having a relay function comprises a memory to store an address of a first wireless communication apparatus connected to the wireless communication apparatus and having a relay function, and a transmitting unit configured to transmit a first relay frame addressed to the first wireless communication apparatus, the first relay frame including a first address field prepared for a final destination address, an address of a second communication apparatus not connected to the wireless communication apparatus being set in the first address field, and a second address field prepared for an address of a third wireless communication apparatus connecting the second communication apparatus and having a relay function, one of an address except for the address of the third wireless communication apparatus and a specific value being set in the second address field. | 2009-01-08 |
20090010200 | SYSTEM FOR CREATING AN AIR-TO-GROUND IP TUNNEL IN AN AIRBORNE WIRELESS CELLULAR NETWORK TO DIFFERENTIATE INDIVIDUAL PASSENGERS - The Aircraft Air-To-Ground IP Tunnel System provides wireless communication services to passengers located onboard an aircraft by storing data indicative of the individually identified passenger wireless devices located onboard the aircraft. The Aircraft Air-To-Ground IP Tunnel System assigns a single IP address to each Point-to-Point Protocol link connecting the aircraft network to the ground-based communication network and creates an IP subnet onboard the aircraft. The IP subnet utilizes a plurality of IP addresses for each Point-to-Point link, enabling each passenger wireless device to be uniquely identified with their own IP address. This is enabled since both Point-to-Point Protocol IPCP endpoints have pre-defined IP address pools and/or topology configured, so each Point-to-Point Protocol endpoint can utilize a greater number of IP addresses than one per link. Such an approach does not change IPCP or other EVDO protocols/messaging but allows this address to be directly visible to the ground-based communication network. | 2009-01-08 |
20090010201 | Mobile Communication Access System, Packet Transfer Device, and Path Re-Establishing Method - Disclosed is a technique for providing a mobile communication access system, etc., that can eliminate the useless consumption of resources due to route redundancy, reduce the load on the processing, such as the setup of an LSP, performed by an ingress LSR, avoid an increase in the length of a signal route for setting up an LSP, suppress a delay in providing a notification of a change for an egress LSR to which a mobile terminal is to be connected, and perform a rapid handover process. According to this technique, based on identification information for a second edge device | 2009-01-08 |
20090010202 | Wireless base station - A wireless base station for mobile stations, includes a queue distributor for distributing packets among queues for a real-time system service and queues for a non-real-time system service and storing the packets; a scheduler for performing control of transmission sequence of the packets based on the queues for the real-time system service and the non-real-time system service separately; a buffer for storing the packets therein in the transmission sequence determined by the scheduler; and a mapper for allocating the packets stored at the buffer among ratio frames. Further, the scheduler uses, for the queues for the real-time system service and for the queues for the non-real-time system service, a same type of algorithm determining the transmission sequence according to priority values determined based on QoS requests and employs different equations to compute the priority values for the real time and the non-real-time system service | 2009-01-08 |
20090010203 | Efficient Addressing in Wireless Hart Protocol - A method of providing a wireless extension to a wired protocol for transferring data to and from a field device operating in a process control environment via a wired connection, wherein the wired protocol and the wireless extension to the wired protocol have at least one protocol layer in common includes associating a unique address consistent with an addressing scheme of the wired protocol with each of a plurality of wireless devices operating in the process control environment and forming a wireless network, such that a data packet is routed between two of the plurality of wireless devices based on the unique address; associating a network identifier with the plurality of wireless devices; forming, for each of the plurality of wireless devices, a global address including the respective unique address and the network identifier in accordance with a second addressing scheme; and providing access to an external host operating outside the wireless network to each of the plurality of wireless devices based on the global address associated with the wireless device specified at the external host. | 2009-01-08 |
20090010204 | Support for Network Management and Device Communications in a Wireless Network - A method of efficiently operating a wireless communication network in a process control environment, such that the wireless communication network includes a plurality of field devices, includes defining a communication protocol for supporting wireless communications between pairs of the plurality of field devices, including providing a set of protocol commands, transferring process control data from at least some of the plurality of field devices using a first subset of the set of protocol commands of the communication protocol, and transferring network management data to at least some of the plurality of field devices using a second subset of the set of protocol commands of the communication protocol. | 2009-01-08 |
20090010205 | Priority-Based Scheduling and Routing in a Wireless Network - A method of routing data in a mesh communication network including a plurality of network devices and operating in a process control environment, including assigning one of a plurality of priority levels associated with the communication network to a data packet, sending the data packet from a source network device included in the plurality of network devices to a destination network device included in the plurality of network devices, and routing the data packet to a destination network device via at least one intermediate network device included in the plurality of network devices. The act of routing includes comparing, at each intermediate network device, the priority level of the data packet to a priority mask of the intermediate network device, and modifying at least one of scheduling or routing of the data packet if the priority level of the data packet is not associated with the priority mask of the intermediate network device. | 2009-01-08 |
20090010206 | MOBILE IP HOME AGENT DISCOVERY - Systems and methodologies are described that facilitate Mobile IP home agent (HA) discovery in a wireless communication system. Discovery of a HA for Mobile IP can be conducted as described herein for a mobile terminal located on a network wherein movement of the terminal is managed by a network-based mobility protocol. For example, various aspects described herein can be utilized for discovery of a HA located in a 3GPP network from 3GPP and/or non-3GPP access. Further, various aspects described herein can be utilized to discover a gateway acting as mobility anchor for a network mobility protocol utilized by the network. As additionally described herein, HA discovery can be conducted in connection with DNS query formation and communication, network attach and/or re-attach procedures, Neighbor Discovery signaling, and/or other procedures. | 2009-01-08 |
20090010207 | METHOD AND SYSTEM TO AUGMENT LEGACY TELEMETRY SYSTEMS AND SENSORS - A method and system to extend the reach and improve the reliability of legacy telemetry systems. A first node transmits a plurality of data to a base station directly or by using a second node and a plurality of transmission nodes. A consolidation node collects transmissions of the plurality of data from the plurality of transmission nodes, thereby extending the reach of the network. | 2009-01-08 |
20090010208 | APPARATUS AND METHOD DETERMINING TBS - In a TBS (Transport Block Size) determination apparatus, a CQI (Channel Quality Indicator) value setting section sets a CQI value which is transmitted from a UE (User Equipment) which communicates based on a packet transmission standard HSDPA (High Speed Downlink Packet Access). A TBS acquiring section acquires a TBS by referring to a CQI mapping table based on the set CQI value. A BLER (BLock Error Rate) setting section sets a BLER before, simultaneously, or after the setting a CQI value, and before, simultaneously, or after the acquiring a TBS. A TBS changing section changes the TBS based on the BLER. | 2009-01-08 |