19th week of 2010 patent applcation highlights part 31 |
Patent application number | Title | Published |
20100118681 | Optical recording medium with write-once and rewritable properties - A write-once optical recording medium is described, which in addition to the write-once properties also has rewritable properties. The optical recording medium has a recording layer with at least a first recording sublayer and a second recording sublayer for recording information marks by alloying material of the at least first and second recording layers. The materials of the at least first and second recording sublayers are chosen such that the alloyed material is a phase-change material adapted for recording additional data as phase changes of the alloyed material. | 2010-05-13 |
20100118682 | APPARATUS AND METHOD FOR RECORDING DATA ON HOLOGRAPHIC STORAGE MEDIUM - Provided is an apparatus and method for recording data on a holographic storage medium. The apparatus includes: a light a light processing unit comprising the holographic storage medium and a light modulator, and recording data on the holographic storage medium using a reference beam and a signal beam modulated by the light modulator; and a control unit controlling the light processing unit to record the data on the holographic storage medium, wherein the light modulator is arranged so that an image formed on a surface of the light modulator is shorter in a radial direction that is a scanning direction of the reference beam than in a tangential direction that is perpendicular to the radial direction. | 2010-05-13 |
20100118683 | Devices And Methods For A Micro-Fresnel Zone Plate Optical Device - An embodiment generally relates to an optical device suitable for use with an optical medium for the storage and retrieval of data. The optical device includes an illumination means for providing a beam of optical radiation of wavelength λ and an optical path that the beam of optical radiation follows. The optical device also includes a diffractive optical element defined by a plurality of annular sections. The plurality of annular sections having a first material alternately disposed with a plurality of annular sections comprising a second material. The diffractive optical element generates a plurality of focal points and densely accumulated ray points with phase contrast phenomena and the optical medium is positioned at a selected focal point or ray point of the diffractive optical element. | 2010-05-13 |
20100118684 | INFORMATION RECORDING AND REPRODUCING DEVICE - An information recording and reproducing device diffracts by a diffracting means ( | 2010-05-13 |
20100118685 | OPTICAL RECORDING MEDIUM, MANUFACTURING METHOD FOR OPTICAL RECORDING MEDIUM, INFORMATION RECORDING/REPRODUCING METHOD AND INFORMATION RECORDING/REPRODUCING DEVICE - An optical recording medium is capable of preventing a back focus at the face thereof and reducing the interference between beams reflected by each recording surface, thereby improving the quality of a servo signal and a reproductive signal. In a disk having (N-1) layers if N is a natural number (more than three), if a cover-layer thickness and intermediate-layer thicknesses are d | 2010-05-13 |
20100118686 | PICKUP FOR ACCESSING MOVING STORAGE MEDIA AND DRIVE HAVING THE PICKUP - A pickup for accessing moving storage media carrying substantially parallel information tracks has a carrier, a movable actuator with a lens, and suspension wires joining the carrier and the actuator. The actuator is movable in at least a tracking direction and a focus direction. The suspension wires are soldered to the actuator by soldering points. According to the invention, the soldering points are made by induction soldering. | 2010-05-13 |
20100118687 | OPTICAL INFORMATION RECORDING APPARATUS, OPTICAL INFORMATION RECORDING METHOD, OPTICAL INFORMATION REPRODUCING APPARATUS, OPTICAL INFORMATION REPRODUCING METHOD, AND OPTICAL INFORMATION RECORDING MEDIUM - The present invention can record sub-data. An optical disk drive ( | 2010-05-13 |
20100118688 | Optical pickup lens - An optical pickup lens for focusing a light beam from a laser light source on an optical information recording medium is a single lens. The optical pickup lens has two surfaces, and a surface R | 2010-05-13 |
20100118689 | Thin optical data storage media with hard coat - This disclosure describes thin optical media that may be compliant with conventional DVD drives. Unlike conventional DVDs, however, the described media does not include the non-information bearing “dummy” substrate. Instead, the described media may comprise a single substrate having a thickness of approximately 0.6 millimeters. Depending on the format, reflective layers, information layers, dyes, phase change materials, or other materials may be deposited over the replicated side of the substrates. Furthermore, in accordance with this disclosure, a hard coat layer is also formed over the replicated side of the media in order to provide mechanical integrity to the media. Printable layers, printed layers, lacquer, or other materials may also be added. The elimination of the non-information bearing “dummy” substrate can reduce raw materials, thereby reducing costs and providing a more environmentally friendly optical disk. The hard coat can provide the mechanical protection to the replicated side of the 0.6 millimeter substrate. | 2010-05-13 |
20100118690 | Systems and Methods for Sector Address Mark Detection - Various embodiments of the present invention provide systems and methods for sector address mark detection. As an example, data detection systems are disclosed that include a sector address mark detection circuit and a sector address mark quality detection circuit. The sector address mark detection circuit receives a data stream and identifies a sector address mark in the data stream. The sector address mark quality detection circuit receives a first sample and a second sample from the data stream corresponding to the sector address mark, and determines a quality of the sector address mark based at least in part on the first sample and the second sample. In various cases, one or more of the samples of the sector address mark up to all of the samples of the sector address mark may be used. | 2010-05-13 |
20100118691 | METHOD FOR GENERATING CODEWORD AND TRANSMITTING CONTROL INFORMATION USING THE SAME - A method for generating a codeword from a vector generated by combining four symbols PO, P1, P2 and P3 includes generating 16 vectors V | 2010-05-13 |
20100118692 | WIRELESS COMMUNICATION APPARATUS - A wireless transmission apparatus is a wireless communication apparatus constituting a base station capable of communicating with one or more terminals, via a wireless LAN, the wireless communication apparatus including: an inverse fast Fourier transform processing section configured to obtain an output signal sequence in a time region from an input signal sequence in a frequency region; and a control section configured to use an output of the inverse fast Fourier transform processing section in the case of giving a signal sequence in which a same pattern is repeated for subcarrier indexes of the inverse fast Fourier transform processing section, to the inverse fast Fourier transform processing section as the input signal sequence, as a wakeup signal, in order to cause the terminal in a sleep mode to transition to an active mode. | 2010-05-13 |
20100118693 | METHOD AND SYSTEM FOR USING THE SYNCHRONIZATION CHANNEL TO OBTAIN MEASUREMENTS IN A CELLULAR COMMUNICATIONS SYSTEM - A method and apparatus that utilizes the synchronization channel (SCH) by the user equipment (UE) to obtain time synchronization information and to perform cell search. In order to perform the SCH detection, only a correlation between the known SCH signal and the received sequence is needed, hence the FFT is not involved in the synchronization step. Typically the SCH and pilot symbols are transmitted with a constant power which is the same for all base stations. Hence, based on the serving cell (SC) SCH and pilot symbols, the power relation between these signals is estimated and the ratio applied when performing time synchronization to other cells (i.e. correlation the received sequence with the SCH from that particular NC) to estimate the pilot signal strength for the NB cell. | 2010-05-13 |
20100118694 | Wireless Communication Device - The mobile station performs Fourier transform of a signal received from a base station presently in communication in parallel to demodulation processing, by means of a plurality of FFT each having FFT start timing shifted one after another, so as to detect the synchronous timing of another base station by detecting correlation through a pattern comparison with a subcarrier signal including the pilot signal of the other base station. | 2010-05-13 |
20100118695 | SPECTRUM SENSING OF BLUETOOTH USING A SEQUENCE OF ENERGY DETECTION MEASUREMENTS - Certain aspects of the present disclosure provide techniques for detecting presence of a Bluetooth device in the vicinity of a WiFi device by sensing the spectrum of the Bluetooth device using a sequence of energy detection measurements, generating a test statistic based on the measurements and comparing the test statistic to a threshold. | 2010-05-13 |
20100118696 | TRANSMISSION APPARATUS, TRANSMISSION NETWORK, AND METHOD BEING EMPLOYED THEREFOR - A transmission apparatus searches a new protection path at the time point that a failure has occurred in a working path and the working path has been switched to a protection path, registers the searched protection path, and secures the working path and the protection path of which a ratio is one versus one at any time. The transmission apparatus includes a holding means for holding an initially-set working path and protection path, and a means for, based upon a content of the holding of the foregoing holding means, making a changeover to the above working path after the initially-set working path recovers from the failure. | 2010-05-13 |
20100118697 | MULTI-RATE STATISTICAL MULTIPLEXING - A multi-rate statistical multiplexing system is configured to determine whether a subscriber-line is in a congested-state. The subscriber-line provides one or more channels requested by a subscriber. The system selects a version among different versions of each requested channel based on the level of congestion and an indicator of perceived quality of viewing experience of each requested channel. The system switches to the selected version of each channel and the perceived quality of viewing experience is maintained after switching. | 2010-05-13 |
20100118698 | RADIO COMMUNICATION METHOD, RADIO COMMUNICATION SYSTEM, RADIO COMMUNICATION DEVICE, AND CONGESTION CONTROL METHOD - Disclosed is a technique to prevent a collision in a state that radio communication devices are congested. According to the technique, in the state that the radio communication devices are congested, one of the radio communication devices becomes a representative node and transmits a representative node advertisement message. When the representative node has received a data packet after transmission of the representative node advertisement message, it transmits a response confirmation message. When a radio communication device, which was not decided as the representative node, has become a normal node and received the representative node advertisement message, it transmits a data packet. Then, when receiving a confirmation message after transmission of the data packet, the radio communication device stops data packet transmission during the next active period. | 2010-05-13 |
20100118699 | Systems and methods for dynamic quality of service - Systems, methods, and apparatus for routing are provided in which a connection track comprising a plurality of network or transport layer packets, received by a router, is identified by examination of header fields of one or more first packets in the plurality of packets. One or more quality of service (QoS) parameters is associated with the connection track by determining whether the track encodes a data type by (i) an identification of a predetermined application protocol used within the one or more first packets and/or (ii) a comparison of a payload of one or more packets in the plurality of packets to known data type formats. A first QoS parameter is set to a first value in a first value range when the connection track contains the first data type. The connection track is routed through the router in accordance with the one or more QoS parameters assigned to the connection track. | 2010-05-13 |
20100118700 | Automatic Detection and Re-Configuration of Priority Status In Telecommunications Networks - A technique for ensuring that a node that carries high-priority protocol data units and low-priority protocol data units is properly configured to accord the high-level protocol data units priority treatment is described. In accordance with the illustrative embodiment, two streams of protocol data units are transmitted through a node to be tested. One stream comprises high-priority protocol data units, and the second stream comprises low-priority protocol data units. The processing capabilities of the node are then burdened by increasing the frequency of protocol data units transmitted to it, so that the node is compelled to treat the two streams differently, if, in fact, it is properly configured to treat them differently. If the node treats the two streams differently and accords the high-priority stream higher priority, then the node is properly configured. Otherwise, the node is re-configured to accord the high-priority stream higher priority. | 2010-05-13 |
20100118701 | METHODS AND APPARATUS FOR MAKING TRANSMITTER AND/OR RECEIVER COMMUNICATIONS DECISIONS - Methods and apparatus for making communications decisions are described. In some embodiments, a method includes recovering a quality of service level from a transmission request response signal and making a decision whether or not to transmit traffic data based on the recovered quality of service level. In other embodiments a method includes recovering a first quality of service level from a first transmission request response signal which is in response to a first traffic transmission request signal, and making a decision, based on the recovered first quality of service level, whether or not to transmit a second transmission request response signal in response to a second traffic transmission request signal. In some embodiments, the phase of the transmission request response signal is used to communicate the quality of service level. The device transmitting the transmission request response may also transmit pilots which can be used as phase reference signals. | 2010-05-13 |
20100118702 | METHODS AND APPARATUS SUPPORTING ADAPTIVE DECENTRALIZED TRAFFIC SCHEDULING INCLUDING A DYNAMIC TRANSMITTER YIELDING THRESHOLD - Methods and apparatus relating to scheduling of air link resources, e.g., traffic segments, in a wireless communications system are described. Various described methods and apparatus are well suited to wireless peer to peer networks in which traffic scheduling is decentralized, e.g. an ad hoc peer to peer network. An individual wireless terminal corresponding to a peer to peer connection which desires to transmit traffic signals make transmitter yielding decisions on a traffic slot by traffic slot basis. The transmitter yielding decision, in some embodiments, includes comparing a link quality estimate corresponding to a higher priority link intending to use the same traffic segment concurrently, to a dynamically generated transmitter yielding threshold. The dynamically generated transmitter yielding threshold is determined based on at least one of: quality of service information corresponding to its own link and historical link quality information corresponding to the higher priority link. | 2010-05-13 |
20100118703 | SYSTEM AND METHOD TO IDENTIFY AND COMMUNICATE CONGESTED FLOWS IN A NETWORK FABRIC - The invention provides a system and method for identifying and communicating congested paths throughout a network fabric. Briefly, the present invention augments the congestion management mechanism defined in ASI to allow for the communication of congested paths through the fabric, rather than the simple congested output port notification supported today through the use of DLLPs. Further, it also uses the communication mechanisms already defined in the ASI specification to implement this additional capability. Specifically, the present invention uses Transaction Layer Packets (TLPs) to communicate the information concerning congested flows throughout the network. This packet type allows the inclusion of much more information than DLLPs, allowing a more comprehensive and elegant solution to the issue of congestion management in an Advanced Switching network fabric. | 2010-05-13 |
20100118704 | Method and Apparatus for use in a communications network - A method is provided of regulating a load placed on a first node of a telecommunications network caused by messages sent to the first node by a second node of the network according to a signalling protocol between the first node and the second node, comprising: using a leaky bucket restrictor associated with the second node to regulate the load, the leaky bucket having an adjustable leak rate; determining a roundtrip response delay relating to at least some of the messages during a measurement period; and adjusting the leak rate in dependence upon the determined response delay. | 2010-05-13 |
20100118705 | METHOD FOR SEAMLESS TRANSFER OF A MOBILE STATION TO A NEIGHBORING BASE STATION IN AN OVERLOAD CONDITION - A method includes receiving a request from a mobile station ( | 2010-05-13 |
20100118706 | Information on Reference Signal Structure for Neighboring Cell Measurements - The present invention relates to cellular radio communication and in particular to providing information on neighbour cells to enable terminals to perform neighbour cell measurements. In the prior art the terminal attempts to make neighbour cell measurements in a reference signal structure that is the same in the neighbour cell as in the cell the terminal camps in. The present invention is based on the insight that the reference signal structure may differ between neighbouring cell for example in the situation of an MBSFN area that is restricted to a region of all cells of a radio network, or in the situation of TDD mode being applied there may be different regions with different allocation of sub-frames for transmission in the uplink and downlink directions. The present invention solves the problem by broadcast information in a cell indicative of the reference signal structure in neighbour cells. | 2010-05-13 |
20100118707 | DEVICE AND METHOD FOR DETERMINING HIGH SPEED SHARED CONTROL CHANNEL IN A COMMUNICATION TERMINAL - An apparatus and method for detecting high speed shared control channel of a communication terminal is provided, which recognizes decoding reliability for each of high-speed shared control channel by decoding each of a plurality of high-speed shared control channels; decides a maximum and a minimum in the decoding reliability, calculates a difference between the maximum and the minimum to compare the calculated difference with a preset critical value; and detects and processes a high-speed shared control channel corresponding to the maximum, when the difference exceeds the critical value. Accordingly, even though the wireless environment is inferior, the decoding reliability of an HS-SCCH can be more accurately decided in an HS-SCCH detection apparatus of the communications terminal and the detection performance of the HS-SCCH can be improved in a communication terminal. | 2010-05-13 |
20100118708 | METHOD, SYSTEM, AND DEVICE FOR CONFIGURING OPERATION, ADMINISTRATION AND MAINTENANCE PROPERTIES - A method for configuring operation, administration and maintenance (OAM) properties, a system for configuring OAM properties, and a node device are provided. The method includes: delivering a message carrying OAM property configuration indicating information; and flowing through a plurality of nodes to be configured in the process of delivering the message, and configuring, by each of the nodes to be configured, an OAM property of the present node according to the OAM property configuration indicating information in the message flowing through the present node. | 2010-05-13 |
20100118709 | METHOD AND APPARATUS FOR PROVIDING END TO END VIRTUAL PRIVATE NETWORK PERFORMANCE MANAGEMENT - A method and apparatus for managing a virtual private network are disclosed. For example, the method collects performance data for at least one parameter from a plurality of customer edge routers and a plurality of provider edge routers associated with the virtual private network. The method correlates the performance data for identifying one or more performance exceptions based on a threshold for each of the at least one parameter, and performs a trending analysis using the one or more performance exceptions to predict a potential problem that will impact the virtual private network. | 2010-05-13 |
20100118710 | NETWORK FAILURE DETECTING METHOD AND DEVICE - A network failure detecting method for detecting a failure of a network including a number of transferring devices by tracing data flow rates of the transferring devices based on physical topologies of the transferring devices for the network, composing a group of the transferring devices adjacent to one another, data flow rates of which have failed to be obtained, as one virtual transferring device; and replacing physical topologies of the group of the transferring devices adjacent to one another, data flow rates of which have failed to be obtained, with a physical topology of the composed virtual transferring device. | 2010-05-13 |
20100118711 | Tools that facilitate diagnostics for mobile backhaul networks - A diagnostic tool is provided for calculating the availability of multi-segment pseudowires within an internet protocol (IP)-based mobile backhaul network. A control message is transmitted from an originating node towards a destination node within the IP-based mobile backhaul network over a primary multi-segment pseudowire and a secondary multi-segment pseudowire. From the response messages received from intermediate nodes positioned between the network node and the destination node along the primary multi-segment pseudowire and the secondary multi-segment psuedowire, the originating node determines the identities of each of the intermediate nodes, and calculates a respective individual availability of the primary multi-segment pseudowire and the secondary multi-segment pseudowire. | 2010-05-13 |
20100118712 | Systems and Methods for Notifying Users of a Network Resource Outage - Systems and methods are disclosed for a network switch that periodically determines whether there are connectivity problems with first ports and a second port independently of responding to requests from computer systems. Information to be sent to the computer system that sends a request is generated. The information includes an error message regarding at least one of the connectivity problems when one of the first ports or the second port with the connectivity problem is required to respond to the request. | 2010-05-13 |
20100118713 | SCHEDULING OF MEASUREMENT OCCASIONS OF A MOBILE TERMINAL - In a method of downlink operation in a communication system having a network controller, a base station and a terminal, one communication channel is scheduled by the base station; and one communication channel is scheduled by the network controller. The terminal listens to the channel scheduled by the base station at predetermined times known to the terminal and the network controller. Information is signalled from the network controller to the base station, relating to the predetermined times. | 2010-05-13 |
20100118714 | SYSTEM AND METHOD FOR CORRELATING TRAFFIC AND ROUTING INFORMATION - In one aspect, it is realized that changes in routing configuration (and therefore network topology) may have an effect on how data is forwarded in a communication network. More particularly, it is realized the changes in the control plane have a statistical effect on information tracked in the data plane, and this relation may be used by a network manager in monitoring the network and determining a control plane cause of a data plane forwarding effect. For instance, a change in BGP routing information (control plane information) may affect the data forwarded by a router based on the changed BGP routing information (e.g., next hop data may be forwarded to a different BGP router attached to another physical port). A system and method are provided that correlate control plane and data plane information to support root cause analysis functions. | 2010-05-13 |
20100118715 | OPTIMAL PROBING FOR UNICAST NETWORK DELAY TOMOGRAPHY - Systems and methods are disclosed to probe a network includes generating a set of probing pairs from a network topology for unicast network delay tomography; probing the network using monitoring hosts in the network; and determining network performance from the probing results. | 2010-05-13 |
20100118716 | METHOD AND APPARATUS FOR DIRECTIONAL CLEAR CHANNEL ASSESSMENT IN A WIRELESS COMMUNICATIONS SYSTEM - A method of communication is provided. The method includes detecting at least a portion of a preamble of a packet transmitted by a first device by sweeping over a plurality of receive directions; receiving and decoding a header of the packet based on a first receive direction to identify that the first device had transmitted the packet; and completing reception of the packet based on a second receive direction. An apparatus for performing the method is also disclosed. | 2010-05-13 |
20100118717 | UNAUTHORIZED ACCESS INFORMATION COLLECTION SYSTEM - In an unauthorized access information collection system for monitoring unauthorized access to a honeynet so as to collect unauthorized access information, the system includes: a plurality of honey pots in which a private address or a global address is respectively set and which construct the honeynet; and an unauthorized access information collection device which is disposed between an Internet and the honeynet and which allocates a plurality of global addresses to the private address or the global address by setting of a routing table to transfer a received packet and which performs a communication control from the honeynet side to the Internet side based on a communication control list and records the packets passing through the unauthorized access information collection device. | 2010-05-13 |
20100118718 | QoS DEGRADATION POINT ESTIMATION METHOD, QoS DEGRADATION POINT ESTIMATION DEVICE, AND PROGRAM - A QoS degradation point estimation device (S | 2010-05-13 |
20100118719 | BASE STATION APPARATUS, USER EQUIPMENT, AND COMMUNICATION CONTROL METHOD - A base station apparatus capable of communicating with a user equipment terminal using a downlink shared channel is disclosed. The base station apparatus includes a radio resource allocation unit allocating radio resource blocks to the shared channel after allocating the radio resource blocks to at least one of a synchronization signal, a common control channel, a broadcast channel, a paging channel, an MBMS channel, and a random access response channel. | 2010-05-13 |
20100118720 | METHOD AND APPARATUS FOR MONITORING AND PROCESSING COMPONENT CARRIERS - A method and apparatus are described which perform bandwidth aggregation by simultaneously monitoring and processing a number of simultaneous, non-contiguous or contiguous component carriers in the downlink. A wireless transmit/receive unit (WTRU) can be configured by an evolved Node-B (eNodeB) to support additional component carriers. A pre-configured additional component carrier may be used. Various methods for activating and deactivating the additional component carrier are also described. | 2010-05-13 |
20100118721 | COMMUNICATION SYSTEM, MANAGEMENT APPARATUS, COMMUNICATION APPARATUS AND COMPUTER PROGRAM - In a ring type network, a master node sends a measurement packet to a slave node; receives the measurement packet which has been circulated among a plurality of slave nodes; according to time-keeping of an internal clock; stores a sending time and a received time of the measurement packet; sends a measurement result notifying packet showing the sending time and the received time of the measurement packet to the slave node, and each slave node receives the measurement packet; sends the measurement packet received to the next node; according to time-keeping of the internal clock, stores a received time of the measurement packet; further receives a measurement result notifying packet; calculates a time correction value using the sending time and the received time of the measurement packet shown in the measurement result notifying packet received, the received time of the measurement packet stored, a total number of node apparatuses, and a difference between an order of the slave node and an order of the master node according to the packet transferring order, and corrects a time of the internal clock using the time correction value calculated. | 2010-05-13 |
20100118722 | System And Method For Providing Data Streaming And Timing Information With Missing Package Recovery - The present invention provides a monitoring device and method for supplying timing information for a data stream assembled from data packets and also for assembling a replacement data packet when a data packet is missing. The data packets received from a data network and the start time and the end time of each data packet are recorded. After assembling a data stream from the data packets, the start time of the data stream is the first start time of the first data packet and the end time of the data stream is the last end time of the last data packet. When a data packet is missing, a replacement data packet is assembled with a predefined value and the timing information is copied from the timing information from the data packet that follows the missing data packet. | 2010-05-13 |
20100118723 | METHOD AND APPARATUS FOR ENABLING AND DISABLING A SUPPLEMENTARY DOWNLINK CARRIER - A method and apparatus are disclosed for multi cell wireless communication, wherein a status of a secondary serving cell is determined. On the condition that the secondary serving cell is disabled, a Hybrid Repeat Request (HARQ) process associated with the secondary serving cell is released. | 2010-05-13 |
20100118724 | METHOD AND SYSTEM FOR MONITORING A GTP COMMUNICATION PATH IN AN UMTS/GPRS NETWORK - A method for monitoring a GTP communication path in an UMTS/GPRS network as well as a corresponding monitoring system that is connected to the UMTS/GPRS network. The monitoring system comprises means for generating a GTP-C message in the form of a GTP echo request message containing an IP address of the monitoring system as an originating address and an IP address of a node of the UMTS/GPRS network or an external network as a destination address. The system also includes means for transmitting the GTP echo request message to the addressed network node and storing the message transmission time, means of receiving a GTP echo response message sent by the addressed network node as a reply to a successfully transmitted GTP echo request message, and means for determining a round trip time of the GTP echo request/response messages by forming the difference between the time the GTP echo response message is received and the time the GTP echo request message is sent. | 2010-05-13 |
20100118725 | System for constructing a mobility model for use in mobility management in a wireless communication system and method thereof - A method for constructing a mobility model for use in optimizing mobility management in a wireless communication system is disclosed, which comprises steps of collecting a plurality of network traffic statistic data of a plurality of desired items, wherein the desired items are related to the behavior of a plurality of subscribers of the wireless communication system; constructing the mobility model according to the network traffic statistic data, wherein the mobility model is for modeling the mobility behavior of the subscribers; and optimizing mobility management according to the mobility model. | 2010-05-13 |
20100118726 | SYSTEMS AND METHODS FOR REDUCING REFLECTIONS AND FREQUENCY DEPENDENT DISPERSIONS IN REDUNDANT LINKS - A network device includes a group of high speed redundant transmission lines and a switch. The switch is configured to select one of the high speed redundant transmission lines. The switch causes reflections and frequency dependent dispersions in the selected high speed redundant transmission line. The network device further includes a transmitting device that is configured to adjust signals transmitted over the selected high speed redundant transmission line so as to reduce the reflections and frequency dependent dispersions. | 2010-05-13 |
20100118727 | SYSTEM AND METHOD FOR LINK QUALITY SOURCE ROUTING - Systems and methods for routing packets by nodes in an ad hoc network in accordance with a link quality source routing protocol are disclosed. Route discovery, route maintenance, and metric maintenance are designed to propagate and keep current link quality measurements. Metric maintenance includes a reactive approach for links that a node is currently using to route packets, and a proactive mechanism for all links. Nodes are configured to include a send buffer, a maintenance buffer, a request table, link quality metric modules, and preferably a neighbor cache and a link cache. The invention allows for asymmetric links in the network. The invention may be implemented within a virtual protocol interlayer between the link and network layers. The invention may employ any particular link quality metrics, including metrics based on probing techniques as well as metrics based on knowledge gained in other ways. | 2010-05-13 |
20100118728 | NAVIGATION WITHIN A WIRELESS NETWORK - A wireless device is registered in a first wireless router by storing information in the first wireless router, a message is created comprising a unique identifier for the wireless device and a unique identifier for the first wireless router; the message is transmitted to at least one second wireless router. | 2010-05-13 |
20100118729 | CHANNEL ASSIGNMENT BASED ON SPATIAL STRATEGIES IN A WIRELESS NETWORK USING ADAPTIVE ANTENNA ARRAYS - Channels are assigned based on co-spatial constraints in wireless network using spatial division multiple access. In one example, the invention includes assigning a co-spatial constraint to each of a plurality of conventional traffic communications channels of a base station, and receiving a request from a user terminal to communicate using a traffic communication channel of the base station. The invention further includes measuring a quality parameter of the request deriving a co-spatial constraint for the user terminal, assigning the user terminal co-spatial constraint to the user terminal, and assigning the user terminal to a traffic communication channels having a channel co-spatial constraint that is no less than the user terminal co-spatial constraint and that has no more assigned radios than permitted by the channel co-spatial constraint. | 2010-05-13 |
20100118730 | Transmitting Apparatus, Receiving Apparatus, And Communication Method - A transmitting apparatus is capable of transmitting data at a first frequency and second frequency to a receiving apparatus. A transmitter of the transmitting apparatus transmits a predetermined wideband signal, in a first time period in a frequency band which does not include the first frequency and in a second time period in a frequency band which does not include the second frequency. A quality measuring unit of the receiving apparatus measures the quality of communication with the transmitting apparatus based on the wideband signal received in the first and second time periods. | 2010-05-13 |
20100118731 | WIRELESS LINE USAGE STATUS MONITORING METHOD AND DEVICE - For monitoring a wireless line usage status more effectively, a mobile station extracts a synchronizing signal of each of frames received from a plurality of base stations and a known signal transmitted together with transmission data within a time slot in which the transmission data are included but not transmitted within a time slot in which the transmission data are not included. The mobile station then measures a reception power of the synchronizing signal and a reception power of the known signal for each base station. And the mobile station determines a usage status of a wireless line of each base station based on the reception power of the synchronizing signal and the reception power of the known signal. | 2010-05-13 |
20100118732 | LOOP PREVENTION TECHNIQUE FOR MPLS USING SERVICE LABELS - In one embodiment, a loss of communication is detected between a first edge device of a computer network and a neighboring routing domain. A data packet is received at the first edge device, where the received data packet contains a destination address that is reachable via the neighboring routing domain. A determination is made whether a service label is located in a Multi-Protocol Label Switching (MPLS) label stack included in the received data packet. A service label in the MPLS label stack indicates that the received data packet was previously rerouted in accordance with fast reroute (FRR) operations. In response to a determination that the received data packet does not include a service label in the MPLS label stack, the received data packet is rerouted to a second edge device of the computer network for forwarding to the neighboring routing domain. | 2010-05-13 |
20100118733 | METHODS AND APPARATUS SUPPORTING ADAPTIVE DECENTRALIZED TRAFFIC SCHEDULING FOR WIRELESS COMMUNICATIONS - Methods and apparatus relating to scheduling of air link resources, e.g., traffic segments, in wireless communications are described. Various described methods and apparatus are well suited to wireless peer to peer networks in which traffic scheduling is decentralized, e.g. an ad hoc peer to peer network. A first wireless terminal receives a transmission request and quality of service information from a second wireless terminal corresponding to a connection. The first wireless terminal decides not to receiver yield, determines a request response transmission power level as a function of the received quality of service information, and transmits, at the determined power level, a generated request response signal. By controllably adjusting the transmission power level of a request response, transmitter yielding decisions of lower priority links are impacted, since lower priority links measure and use received power level information corresponding to request responses of higher priority links in their transmitter yielding decisions. | 2010-05-13 |
20100118734 | HOST DISCOVERY ACROSS DIFFERENT ADDRESS SPACES - The “dual stack” capability of a network supporting two or more address spaces is used to perform host discovery in the network address space of one network address format using the network address space of another network format (e.g., via a PING sweep in the network address space of the other network format). The host discovery can be performed using addressing in a smaller network address space (e.g., IPv4 network address format) to discover hosts in a larger network address space (e.g., IPv6 network address format), or vice versa. | 2010-05-13 |
20100118735 | LARGE FRAME PATH MTU DISCOVERY AND COMMUNICATION FOR FCOE DEVICES - Embodiments of the invention relate to performing network communications according to an existing protocol by using frames that are larger than those usually allowed by the existing protocol. Thus, embodiments of the present invention provide for an extension of the existing protocol which allows for the use of larger frames. The larger frames may result from the use of larger payloads and their size may be defined in terms of the payload size. Embodiments provide for use of various negotiation and initialization mechanisms of the existing protocol with additional modifications to allow for the negotiation of the use of larger frames. These modifications may provide for end to end negotiation of a larger frame or payload size. Some embodiments ensure that the negotiations are performed in such a manner that devices that feature the improvements of the present invention can communicate with devices that do not feature these improvements. | 2010-05-13 |
20100118736 | Routing method and wireless network system - A routing method of a wireless network system is provided. Paths of the wireless network system are divided into down-stream and up-stream paths. The up-stream paths are reset for each period, or whenever a network is changed, or whenever transmission of data fails more than a predetermined number of times. Accordingly, it is possible to secure an average lifetime of a wireless network system by previously preventing a bottleneck from occurring at a specific node, increase a transmission speed of data by reducing the hop count to the sink node connected to the information collector, and reduce power consumption of a battery. | 2010-05-13 |
20100118737 | METHOD AND APPARATUS FOR CONSTRUCTING SYNCHRONOUS SENSOR NETWORK - Provided are a method and apparatus for using a synchronous sensor network medium access control (MAC) protocol such as a ZigBee or IEEE 802.15.4 low-rate wireless personal area network (WPAN). Also provided are a method and apparatus for constructing a ubiquitous sensor network (USN) of which a life is increased by using power beacons and reducing the number of unnecessary control packets (beacon packets), thereby reducing an initialization time between nodes and preventing beacon collision. According to the present invention, a beacon packet channel having a large output power and a data channel of which a transmission range is restricted by reducing an output power to be less than that of the beacon packet channel, may be simultaneously used. | 2010-05-13 |
20100118738 | MULTICAST TREE DESIGNING DEVICE, METHOD, AND PROGRAM - A multicast tree design apparatus designs a multicast tree by mathematical programming. The multicast tree design apparatus is one for designing a multicast tree for transferring a packet from a source node to a plurality of destination nodes on a network that includes nodes and links connecting the nodes, the apparatus including a problem creating unit and a problem solving unit, and wherein: the problem creating unit includes a multiple route constraint creating unit for creating constraint expressions for constructing a plurality of routes that start from a source node and end at a plurality of destination nodes, a tree constraint creating unit for creating a constraint expression for superposing all the routes to construct a multicast tree, a confluence constraint creating unit for creating a constraint expression for preventing the plurality of routes from being superposed into a topology that causes a confluence of the routes, and an objective function creating unit for creating an objective function for minimizing an evaluation index pertaining to the links or the nodes that constitute the multicast tree; and the problem solving unit solves a mathematical programming problem including the constraint expressions and the objective function created by the problem creating unit to determine a set of links that constitute the multicast tree. | 2010-05-13 |
20100118739 | Method and Apparatus for the Determination of Multiple Spanning Trees - A method of, and apparatus for, determining multiple spanning trees over a computer network, each spanning tree providing a particular arrangement of communication links between nodes of the computer network, and the method comprising increasing a cost associated with using a particular communications link if said communications link is included in a previously determined spanning tree. | 2010-05-13 |
20100118740 | SYSTEM AND METHOD FOR IDENTIFYING NON-MULTIPLE SPANNING TREE PROTOCOL CONTROL PLANES - A system, method, and node for identifying non-Multiple Spanning Tree Protocol control planes. The method includes the steps of identifying a specific non-Multiple Spanning Tree Protocol control plane instance, associating a General Control Plane Identification, GCPID, with the specific control plane instance, wherein the GCPID binds a Virtual Local Area Identifier, VID, with the specific control plane, and advertising the GCPID to identify the specific control plane instance. | 2010-05-13 |
20100118741 | METHOD OF EMERGENCY COMMUNICATION IN BROADBAND RADIO ACCESS SYSTEM - A method of emergency communication between a mobile station and a base station in a broadband radio access system and a mobile station which supports the method of emergency communication are disclosed. The method of emergency communication is divided into a case where the mobile station requests an emergency service in a state that the mobile station is registered with the base station and a case where the mobile station requests an emergency service in a state that the mobile is not registered with the base station. In case of the one case, the mobile station requests the base station of an emergency service using a newly defined emergency code or a conventional bandwidth request code and negotiates a basic function required for an emergency service with the base station through predetermined header data. In case of the other case, the mobile station starts initial ranging using a newly defined emergency code or a conventional initial ranging code and negotiates a basic function required for an emergency service through a subscriber basic capability message (SBC-REQ/RSP). | 2010-05-13 |
20100118742 | System and Method for Monitoring Call Flow in Heterogeneous Environments - The call states of all devices in a call are monitored and reported even when the devices belong to networks that use different types of call identifiers. A first device and a second device are different types of devices selected from a group of types comprising: a legacy device type, a SIP basic device type, and a SIP advanced device type. In response to a request-from an application to monitor the first device and a request to establish a call between the first device and the second device, a Universal Call Identifier (UCID) is generated for the call and the call is established. A request to monitor the second device is sent using the UCID. When a change in the call state of the second device is detected, the change of the call state is reported to the application based on the UCID. | 2010-05-13 |
20100118743 | METHOD, SYSTEM, BASE STATION AND TERMINAL FOR PROCESSING THE REFERENCE SYMBOL - A method, system, base station and terminal for processing the reference symbol can support to transfer the common reference symbol and the user dedicated reference symbol synchronously. In the present invention, the transmitting end configures the reference symbol structure for the downlink sub-frame according to the used antenna number; the transmitting end inserts the common reference symbol and the user dedicated reference symbol which will be transmitted into the downlink sub-frame according to the reference symbol structure and transmits them. The present invention can support to transfer the common reference symbol and the user dedicated reference symbol synchronously. | 2010-05-13 |
20100118744 | WIRELESS TRANSCEIVER SYSTEM FOR SUPPORTING DUAL MODE - The present invention relates to a wireless transceiver system for supporting a dual mode, and more particularly to a wireless transceiver system for supporting a dual mode that simultaneously supports the Frequency Division Duplex (FDD) method and the Time Division Duplex (TDD) method in a certain frequency band. The present system supports the FDD system conducting transmission and reception simultaneously by using different frequency bands for transmission and reception as well as the TDD system temporally alternating transmission and reception by using the common frequency band among an upper frequency band and a lower frequency band used in the FDD system as well as another frequency band adjacent thereto, thereby selectively supporting both of the two communication systems in a wireless transceiver system. Therefore, efficient use of various wireless communication standards and the limited frequency resource is provided, and on this basis, an efficient application of all wireless transceiver systems adopting the TDD system and the FDD system as well as the mobile communication base station and the terminal is provided. | 2010-05-13 |
20100118745 | WIRELESS COMMUNICATION APPARATUS - In a wireless communication apparatus adopting a time division duplex system for executing transmission and reception using a plurality of antennas, deviation of amplitude and phase occurring between transmission and reception circuits is detected and corrected using a communication signal. Channel estimation means 105 detects channel information based on reception output of reception circuits 104-1 to 104-N provided in a one-to-one correspondence with a plurality of antennas 101-1 to 101-N. Correction value detection means 110 finds a correction value for correcting deviation occurring between each of transmission circuits 103-1 to 103-N and each of the reception circuits 104-1 to 104-N based on the channel information. A wireless communication apparatus 100 transmits an already known signal (training signal) to a base station with which the wireless communication apparatus conducts communications. The base station executes channel estimation based on the already known signal and generates and transmits a correction signal (probe signal). The correction value detection means 110 of the wireless communication apparatus 100 detects the correction value using the correction signal (probe signal). | 2010-05-13 |
20100118746 | METHOD FOR RADIO COMMUNICATION BETWEEN A BASE STATION AND A USER TERMINAL USING TRANSMISSION ON COMPONENT CARRIERS, A BASE STATION, A USER TERMINAL AND A COMMUNICATION NETWORK THEREFOR - The invention concerns a method for radio communication between a base station (BS) and a user terminal (UE) using transmission on component carriers, wherein at least one primary component carrier (DLp) is assigned to the user terminal (UE) for communication with the base station (BS), and based on a transmission of control information to the user terminal (UE) on said at least one primary component carrier (DLp), the user terminal (UE) is supported to communicate on at least one auxiliary component carrier (DL1-DLn, UL1-ULm) with the base station (BS), a base station, a user terminal and a communication network therefor. | 2010-05-13 |
20100118747 | User specific downlink power control channel Q-bit - Systems and methodologies are described that facilitate controlling transmission power of a wireless terminal. A downlink power control channel segment may include an Orthogonal Frequency Division Multiplexing (OFDM) tone-symbol that may comprise a first component and a second component. The first component may be an in-phase (I) component and the second component may be a quadrature (Q) component, for example. A power command may be transmitted in the first component. Further, information associated with a wireless terminal may be transmitted in the second component. The information associated with the wireless terminal may be, for instance, a portion of a scrambling mask associated with the wireless terminal. | 2010-05-13 |
20100118748 | Video Share Model-Based Video Fixing - Systems and methods for model-based video fixing are disclosed. A video can be retrieved and analyzed to determine if any portion of the video can be represented by a model. If a portion that can be modeled is identified, a model that approximates the portion can be specified, the portion can be removed from the video, and instructions for modeling the video can be formatted. The video and the instructions can be transmitted to a receiving device, which can synthesize the model and the received video to generate a model-based video. Systems for providing the model-based video fixing are also disclosed. | 2010-05-13 |
20100118749 | METHOD AND APPARATUS FOR DIRECTIONAL CHANNEL ACCESS IN A WIRELESS COMMUNICATIONS SYSTEM - A method of wireless communications is provided. The method includes detecting at least a portion of a preamble of a packet transmitted by a first device by sweeping over a plurality of receive directions; receiving and decoding a header of the packet based on a first receive direction to identify that the first device had transmitted the packet; and completing reception of the packet based on a second receive direction. An apparatus for performing the method is also disclosed. | 2010-05-13 |
20100118750 | Wireless mesh network system and control method thereof, and wireless device - A wireless mesh network system includes a plurality of wireless devices and is adapted to forward a message packet. Each of the wireless devices includes a transmitter, a receiver, a communications controller, and a RAM. Further, the communications controller detects a reception completion time of a message packet received, and controls such that, if the wireless device had performed forwarding the message packet received right before, a carrier sense time, which is the time from the reception completion time to the forwarding start, is set to be longer than a previously set carrier sense time, and if the corresponding wireless device had not performed forwarding the message packet received right before, the carrier sense time is set to be shorter than the previously set carrier sense time. | 2010-05-13 |
20100118751 | RADIO COMMUNICATION APPARATUS, RADIO COMMUNICATION SYSTEM AND RADIO COMMUNICATION METHOD - A radio communication apparatus for performing radio communication, including: a first interface conversion unit which extracts a first signal and a second signal multiplexed and input, and corresponding to two different formats, and combines the extracted first and second signal; and a common amplifier which is shared by the first and second signal by amplifying the combined first and second signal, wherein a signal output from the common amplifier is transmitted. | 2010-05-13 |
20100118752 | Method and Apparatus of Transition to a Battery Efficient State or Configuration by Indicating End of Data Transmission in Long Term Evolution - A method is provided for sending a Fast Dormancy (FD) indication from a User Equipment (UE) to an access device through a Media Access Control (MAC) layer. The method includes receiving an indication from an upper layer that there is no more data for a prolonged period of time and generating and sending a MAC control element to the access device. | 2010-05-13 |
20100118753 | POWER SAVING IN IEEE 802-STYLE NETWORKS - A system and method for power saving in IEEE 802-style and ITU-T G.984-style networks overcomes the limitations of conventional techniques using information from user and network devices for initiating power savings by the user or network device, enabling power savings on links such as optical networks. This innovative technique provides a system and method for communications between user and network devices, facilitating either the user or network device initiating a sleep mode for the user device. The implementation of a sleep mode in a device allows powering down of the device's transmitter and receiver for a specified length of time, during which the transmitter and receiver (also referred to as the physical interface of the device) consume diminished power. | 2010-05-13 |
20100118754 | System and Method for Multicasting in a Network Environment - An apparatus is provided in one example embodiment and includes a content player that receives a request for content from an endpoint and evaluates whether a given portion of the content has already been multicasted. If the portion has been multicasted, then the endpoint is connected to a multicast version of the portion of the content, and if the portion has not been previously multicasted then the portion of content is added to a multicast transmission schedule. In more specific embodiments, the content player requests a piece of content from a content source and segments the piece of content into clips to be delivered to one or more endpoints. In still other embodiments, if the portion has not been previously multicasted then the portion of content is sent over a unicast channel. | 2010-05-13 |
20100118755 | CONTROL APPARATUS, SIGNAL TRANSMISSION METHOD AND COMPUTER PROGRAM PRODUCT FOR THE CONTROL APPARATUS - A control apparatus, a signal transmission method and a computer program product for the control apparatus are provided. The control apparatus, which is for use in a wireless network comprising at least one mobile station (MS), comprises a storage module, a receiving module, and a determination module. The storage module is configured to store a multicast group list. The receiving module is configured to receive an idle mode entry signal which comprises information of the at least one MS. The determination determines whether the multicast group list has the information of the at least one MS. If the multicast group list does not have the information of the at least one MS, the determination module adds the information of the at least one MS into the multicast group list. | 2010-05-13 |
20100118756 | METHODS AND SYSTEMS FOR SUPPORTING MIMO BURSTS FOR MULTICAST AND BROADCAST SERVICES - Certain embodiments of the present disclosure provide a method for supporting multicast and broadcast services (MBS) with multiple-input multiple-output (MIMO) capabilities. This can be achieved by adding specific MIMO information into existing MBS-MAP messages while providing backward compatibility. | 2010-05-13 |
20100118757 | METHOD FOR REDUCING TIMES OF RECEIVING OVERHEAD INFORMATION BY MOBILE MULTIMEDIA BROADCAST TERMINAL - A method for reducing times of receiving overhead information by a mobile multimedia broadcast terminal, comprising the following steps: a mobile multimedia broadcast system multiplexes different services according to service type, generates different overhead information, and adds an overhead information update indication in a corresponding service data segment for indicating whether the overhead information in the next frame will be updated; a receiving terminal monitors whether the overhead information will be changed according to the overhead information update indication in the service data segment; when the overhead information update indication indicates the overhead information in the next frame will not be updated, the receiving terminal will not receive the overhead information and only receive necessary service data in the next frame; when the overhead information update indication indicates the overhead information in the next frame will be updated, the occurrence of the update will be recorded, and the receiving terminal will determine whether to read the updated overhead information according to whether it is necessary to receive other services other than the current service. | 2010-05-13 |
20100118758 | Distributing content in a communication network - A method involves determining a first content identifier for content and determining a second content identifier for the content, wherein the first content identifier belongs to a first system layer and the second content identifier belongs to the second system layer. The method further involves requesting for delivering of the content by transmitting the first content identifier in a control message, wherein the control message belongs to a second system layer. The content is received via radio interface within a connection, wherein the connection belongs to the second layer. The second system layer is lower than the first system layer. | 2010-05-13 |
20100118759 | METHOD OF OBTAINING A MULTIMEDIA BROADCAST MULTICAST SERVICE SUPPORTING ABILITY OF A CELL - A method for obtaining the MBMS supporting ability of a cell is disclosed. The method concludes: step 1 in which RNC transmits an audit request message to Node B; step 2, the Node B returns an audit response message containing the MBMS supporting ability information of the cell to the RNC. With the present invention, the RNC can obtain the MBMS supporting ability information of the cell, and obtain the MBMS supporting ability changing information of the cell in real time and correctly. | 2010-05-13 |
20100118760 | METHOD FOR TRANSMITTING MOBILE MULTIMEDIA BROADCAST SERVICE DATA FLOW AND A MULTIPLEXING FRAME FOR TRANSMITTING - The present invention discloses a method for transmitting mobile multimedia broadcast service data flow and a multiplex-frame for transmitting to improve transmission efficiency and fault tolerance of a multimedia broadcast system. The method comprises: using, by a transmitter, one or more multiplexing blocks to carry a service data packet of a mobile multimedia broadcast system, encapsulating the one or more multiplexing blocks as load into a video, audio or data unit of a mobile multimedia broadcast standard multiplex-frame corresponding to the service data packet, then encapsulating the video, audio or data unit into a multiplex sub-frame, and assembling a plurality of multiplex sub-frames into a multiplex-frame and sending it via a mobile multimedia broadcast network; receiving, by a receiver; and utilizing, by a terminal, the service data packet obtained by resolving the multiplexing blocks to realize upper layer application. | 2010-05-13 |
20100118761 | METHODS AND APPARATUS SUPPORTING ADAPTIVE DECENTRALIZED TRAFFIC SCHEDULING INCLUDING A DYNAMIC RECEIVER YIELDING THRESHOLD - Methods and apparatus relating to scheduling of air link resources, e.g., traffic segments, in a wireless communications system are described. Various described methods and apparatus are well suited to wireless peer to peer networks in which traffic scheduling is decentralized, e.g. an ad hoc peer to peer network. An individual wireless terminal corresponding to a peer to peer connection which desires to communicate traffic signals makes a receiver yielding decision. The receiver yielding decision, in some embodiments, includes comparing a link quality estimate corresponding to its own link, to a dynamically generated receiver yielding threshold. The dynamically generated receiver yielding threshold is determined based on at least one of: quality of service information corresponding to its own link and historical link quality information corresponding to its own link. | 2010-05-13 |
20100118762 | MOBILE TERMINAL AND COMMUNICATION CONTROL METHOD - An object is to realize execution of an access point function while keeping power consumption low. A cell phone | 2010-05-13 |
20100118763 | Data Transfer - A radio system comprises a transmitter, an intermediate station, and a receiver for data transfer from the transmitter to the receiver. The intermediate station receives at least one data packet addressed to the receiver from the transmitter, transmits each data packet to the receiver, and performs signaling of the receiver to the transmitter in conjunction with the data transfer. | 2010-05-13 |
20100118764 | BANDWIDTH ALLOCATION ACROSS BEAMS IN A MULTI-BEAM SYSTEM - Satellite communications systems, methods, and related devices are described. In one embodiment, a satellite communications system is configured to dynamically allocate bandwidth and frequencies among different beams. Bandwidth request data may be received and compiled from the terminals. The satellite may be configured with different beam coverage areas, and may dynamically allocate bandwidth and particular frequency channels to different beam coverage areas based on the requests. In each of a series of one or more epochs, and according to the bandwidth requests, there may be allocations among carrier groups, traffic classes, and particular terminals. The setup of slot structure and selection of modes for particular terminals is also addressed. | 2010-05-13 |
20100118765 | CARRIER GROUP APPORTIONMENT FOR A SATELLITE COMMUNICATIONS SYSTEM - Satellite communications systems, methods, and related devices are described. In one embodiment, a satellite communications system is configured to dynamically allocate bandwidth and frequencies among different beams. Bandwidth request data may be received and compiled from the terminals. The satellite may be configured with different beam coverage areas, and may dynamically allocate bandwidth and particular frequency channels to different beam coverage areas based on the requests. In each of a series of one or more epochs, and according to the bandwidth requests, there may be allocations among carrier groups, traffic classes, and particular terminals. The setup of slot structure and selection of modes for particular terminals is also addressed. | 2010-05-13 |
20100118766 | TRAFFIC CLASS POOL SIZING FOR A SATELLITE COMMUNICATIONS SYSTEM - Novel satellite communications systems, methods, and related devices are described. In some embodiments, a satellite communications system is configured to dynamically allocate bandwidth to terminals. Such a system may be made up of a satellite in communication with terminals (e.g., user terminals or gateways). The satellite or a Network Control Center (NCC) may receive and compile bandwidth request data from the terminals. In each of a series of one or more epochs, and according to the bandwidth requests, the satellite and/or NCC may allocate carrier group resources to particular traffic classes. The assignment of allocated resources to particular terminals is also described. | 2010-05-13 |
20100118767 | RESOURCE FAIRNESS POLICIES FOR ALLOCATION OF RESOURCES IN A SATELLITE COMMUNICATIONS SYSTEM - Novel satellite communications systems, methods, and related devices are described. In some embodiments, a satellite communications system is configured to dynamically allocate bandwidth to terminals. Such a system may be made up of a satellite in communication with terminals (e.g., user terminals or gateways). The satellite or a Network Control Center (NCC) may receive and compile bandwidth request data from the terminals. In each of a series of one or more epochs, and according to the bandwidth requests, the satellite and/or NCC may allocate carrier group resources to particular traffic classes. The assignment of allocated resources to particular terminals is also described. | 2010-05-13 |
20100118768 | ADAPTIVE CODING AND MODULATION USING LINKED LIST DATA STRUCTURES - A process is described to build physical layer frames with a modcode adapted to the signal quality of a destination terminal. Data packets assigned to the same modcode may be sent in the same frame, although packets associated with higher modcodes may be used to complete a frame before switching to the applicable higher modcode for construction of subsequent frames. After an interval, the order of progression is restarted with an out of order packet above a threshold age. Flow control filtering mechanisms and a variable reliability margin may be used to adapt dynamically to the current data traffic conditions. | 2010-05-13 |
20100118769 | TERMINAL SLOT ASSIGNMENT FOR A SATELLITE COMMUNICATIONS SYSTEM - Novel satellite communications systems, methods, and related devices are described. In some embodiments, a satellite communications system is configured to dynamically allocate bandwidth to terminals. Such a system may be made up of a satellite in communication with terminals (e.g., user terminals or gateways). The satellite or a Network Control Center (NCC) may receive and compile bandwidth request data from the terminals. In each of a series of one or more epochs, and according to the bandwidth requests, the satellite and/or NCC may allocate carrier group resources to particular traffic classes. The assignment of allocated resources to particular terminals is also described. | 2010-05-13 |
20100118770 | System and method for transferring data using variance based messaging - A system and method for providing data transfer from a source node to a destination node in a network using variance based messaging is provided. The method comprises the steps of receiving one or more messages by the source node; selecting a plurality of messages to be grouped from the one or more messages, wherein the plurality of messages comprise data with minimum deviation in content; creating an integrated message from the plurality of messages; sending the integrated message from the source node to the destination node; and recreating each message of the plurality of messages at the destination node. | 2010-05-13 |
20100118771 | METHOD OF TRANSMITTING PROTOCOL MESSAGE FOR MEDIA INDEPENDENT HANDOVER IN WIRELESS ACCESS SYSTEM - Disclosed is a method of transmitting a media independent handover (MIH) protocol message in a wireless access system. A method for a mobile node to transmit an MIH message in a wireless access system includes receiving a primitive including prescribed information from a first entity, generating the MIH message by mapping a transport address to the primitive, and transmitting the MIH message to one or more network nodes. According to the present invention, transmission defects of the message are effectively reduced by accurately mapping an MIHF ID and a transport address. | 2010-05-13 |
20100118772 | METHODS AND SYSTEMS FOR EXTENSIBLE EXTENDED INFORMATION ELEMENT MAPPING - Methods and apparatus for expressing two or more extended information elements (IEs) of a MAP message using a single Extended or Extended-2 Downlink Interval Usage Code (DIUC) or Uplink Interval Usage Code (UIUC) in an orthogonal frequency-division multiplexing (OFDM) or orthogonal frequency division multiple access (OFDMA) frame are provided. This enhancement, called extensible Extended IE mapping, allows the WiMAX network to include more IEs into the DL-MAP and UL-MAP messages as the IEEE 802.16 family of standards evolves. Without this enhancement, all of the new IEs may most likely have to be included in the data bursts, and a user terminal (e.g., a mobile station) cannot decode these data-burst IEs unless the user terminal receives the Downlink Channel Descriptor (DCD) message(s). | 2010-05-13 |
20100118773 | USER DEVICE, BASE STATION, AND METHOD - A disclosed user device generates an uplink control channel including at least one of acknowledgement information and a channel quality indicator regarding downlink and transmits the uplink control channel via a dedicated frequency band when no resource is allocated for transmission of an uplink data channel. The uplink control channel includes multiple unit blocks constituting a subframe and each of the unit blocks includes a sequence generated by multiplying all chips of an orthogonal code sequence assigned to the user device by the same factor. | 2010-05-13 |
20100118774 | METHOD FOR CHANGING RADIO CHANNELS, COMPOSED NETWORK AND ACCESS ROUTER - A method and apparatus for changing radio channels includes transmission of first data between a first user device and a second device via a first network element and via a first radio channel. A transmitting channel between the first network element and a second network element is used to transmit second data between the first user device and the second device. Transmission of third data between the first user device and the second device occurs via the second network element and the second radio channel. | 2010-05-13 |
20100118775 | Wireless mesh network system and control method thereof, and wireless device - A wireless mesh network system includes a plurality of wireless devices adapted to forward a message packet. Each of the wireless devices includes a transmitting unit, receiving unit, a communications controller, and a RAM. Further, the communications controller controls such that an original source address contained in a message packet forwarded by a wireless device, which is an address of the wireless device that has firstly transmitted the message packet, and a packet number that identifies the message packet are stored in the RAM, and controls such that a message packet received is forwarded if information contained in the message packet received is not consistent with information of the original source address and the packet number stored in the RAM. | 2010-05-13 |
20100118776 | Wireless mesh network system and control method thereof, and wireless device - A wireless mesh network system having a plurality of wireless devices is adapted to forward a message packet. Each of the wireless devices includes a transmitting unit, a receiving unit, a communications controller, and a RAM. Further, if a message packet received is an acknowledgement signal, the communications controller controls such that an original source address, a destination address, and a packet number contained in the acknowledgement signal are stored in the RAM, and, in case the message packet received is a data signal, if information contained in the message packet received is consistent with the original source address, the destination address, and the packet number contained in the acknowledgement signal stored in the RAM, the communications controller controls such that the acknowledgement signal is forwarded to a original source wireless device. | 2010-05-13 |
20100118777 | MOBILE COMMUNICATION SYSTEM, BASE STATTION APPARATUS AND MOBILE STATION APPARATUS - When a mobile station | 2010-05-13 |
20100118778 | Improvements in Mobile Technology - Apparatus for enabling interworking of CS (Circuit Switched) video calls with video calls using IP multimedia protocols, comprising: a MGW ( | 2010-05-13 |
20100118779 | RETRANSMISSION REQUEST TRANSMITTING METHOD AND RECEIVING-SIDE APPARATUS - In a retransmission request transmitting method, an RLC sublayer of a receiving-side apparatus determines whether or not an RLC-PDU-data (or an RLC-data-Sub-PDU) not received yet is under retransmission control processing in a MAC sublayer; and generates and transmits a STATUS-PDU (NACK) including only a RLC-data-PDU which has neither been received yet nor is under the retransmission control processing in the MAC sublayer, on the basis of the determination result, at a timing when the STATUS-PDU is generated. | 2010-05-13 |
20100118780 | PACKET COMMUNICATION METHOD AND RECEIVING-SIDE APPARATUS - A packet communication method according to the present invention includes the steps of: starting, at a predetermined sublayer of a receiving-side apparatus, a reordering timer, when receiving a second packet before receiving a first packet in a case where a sequence number of the first packet is smaller than a sequence number of the second packet; and transmitting, at the predetermined sublayer of the receiving-side apparatus, a retransmission request for the first packet, when not receiving the first packet until the reordering timer expires. | 2010-05-13 |