30th week of 2009 patent applcation highlights part 23 |
Patent application number | Title | Published |
20090185490 | Method of monitoring traffic in an optical or electronic network with shared resources - The present invention concerns a method of monitoring traffic in a network in which a plurality of nodes | 2009-07-23 |
20090185491 | Shortest-path routing optimized for network utilization - A method for shortest path routing, optimized for network utilization is provided. The shortest or optimal paths for routing within the network are calculated from initial values for the link costs. The paths comprise possible path alternatives. The number of originally calculated paths is reduced to the set of unique paths (no path alternative), by changing the link costs as a measure of the loading of the individual links, which leads to an optimized loading of the links, in other words an optimized network utilization. The method provides a simple determination of paths for a single shortest path routing, optimized for network utilization. | 2009-07-23 |
20090185492 | PATH SELECTION FOR A WIRELESS SYSTEM WITH RELAYS - A method selects a path for forwarding a data packet in a wireless communication system. A system capacity versus delay impact curve is calculated for a direct path to mobile station. The direct path has a capacity cost based on communication quality of a direct link between a base station and the mobile station. This curve is shifted by a predetermined time corresponding to an additional delay over a relay path to produce a projected capacity curve for the relay path having a second capacity cost determined according to a combined measure of signal quality of multiple links in the relay path. The second capacity cost is multiplied by a capacity cost ratio to produce a relay capacity curve. The direct path or the relay path is selected based on a comparison of the system capacity versus delay impact curve and the relay capacity curve according to a QoS requirement. | 2009-07-23 |
20090185493 | Hierarchical and Incremental Multivariate Analysis for Process Control - A technique for analyzing two or more data streams respectively generated from two or more components of a controllable process includes the following steps. In a first step, a statistical analysis is performed on each of the two or more data streams to generate first analysis results in the form of respective statistical results for the two or more data streams. In a second step, at least a portion of the statistical results from at least one of the two or more data streams is combined with at least a portion of the statistical results from at least another one of the two or more data streams to yield second analysis results. The controllable process is adjustable based on at least one of the first analysis results and the second analysis results. | 2009-07-23 |
20090185494 | REDIRECTOR, RELAY, SYSTEM FOR CONFIGURING ROUTE INFORMATION AND METHOD FOR UPDATING ROUTE INFORMATION - A redirector, a relay, a system for configuring route information, and a method for updating route information are disclosed herein. The redirector includes: a route storing module and a route indicating module. The redirector further includes: a monitoring module which is coupled to communicate with the route storing module and configured to monitor change of the route configuration information; and a notifying module which is coupled to communicate with the monitoring module and configured to send a notification to the intermediate node managed by the redirector, where the notification indicates that the route information corresponding to the changed route configuration information is invalid. Through the foregoing solution, after the route configuration information changes, a notification may be sent in time to indicate that the previously subscribed route indication information is invalid, thus better ensuring correct forwarding of the service request message and improving the QoS. | 2009-07-23 |
20090185495 | METHOD, SYSTEM OF FAULT DETECTION FOR PSEUDO WIRES AND SERVICE PROVIDER EDGE ROUTER THEREOF - The present invention discloses a method, system of fault detection for pseudo wires (PW) and a provider edge router (PE) thereof. The method includes the following. A remote PE receives, from a local PE, a first bonding relationship between a PW and an LSP of which the starting point is the local PE. After the remote PE detects a fault of the LSP, the remote PE determines a fault of the PW based on the detected fault of the LSP, a second bonding relationship between the PW and an LSP of which the starting point is the remote PE, and the received first bonding relationship, wherein the second bonding relationship is pre-configured at the remote PE. The method, system and PE of fault detection for a pseudo wire according to embodiments of the present invention can detect a fault of the PW precisely, ensuring the consistency of PW statuses detected by PEs at the two ends of the PW. | 2009-07-23 |
20090185496 | Network performance and reliability evaluation taking into account attributes other than only the capacities of edges - Network performability characteristics with improved accuracy are derived by taking into account, in the various analyzed network failure states, attributes of elements at the logical level other than just the capacities of edges, as well as by taking into account one or more “abstract components,” such as scheduled maintenance, and by using multiple traffic matrices. | 2009-07-23 |
20090185497 | DETECTING OUTBOUND NAGLING ON A TCP NETWORK CONNECTION - Systems and media for detecting outbound Nagling on a TCP network connection are disclosed. Embodiments may include creating by a sender computer one or more segments to be transmitted to a receiver computer and determining by the sender computer whether any of the one or more segments to be transmitted are small segments and determining whether a previously transmitted small segment is unacknowledged by the receiver computer. If the previously transmitted small segment is unacknowledged by the receiver computer and at least one of the segments to be transmitted is a small segment, embodiments may also include detecting by the sender computer a Nagling condition on the network connection. Further embodiments may include modifying a Nagle algorithm configuration of the network connection in response to the detected Nagling condition by turning off the Nagle algorithm or reducing a delayed acknowledgement timer for the network connection. | 2009-07-23 |
20090185498 | SMALL FORM FACTOR PLUGGALBE (SFP) STATUS INDICATOR - A small form factor pluggable (SFP) device includes a controller for receiving a first input signal. An optical loopback circuit is coupled to the controller for feeding back a loopback signal to the controller. The loopback signal is generated from the first input signal. An indicator is coupled to the controller for indicating a operational status of the device. | 2009-07-23 |
20090185499 | Network performance and reliability evaluation taking into account abstract components - Network performability characteristics with improved accuracy are derived by taking into account, in the various analyzed network failure states, attributes of elements at the logical level other than just the capacities of edges, as well as by taking into account one or more “abstract components,” such as scheduled maintenance, and by using multiple traffic matrices. | 2009-07-23 |
20090185500 | VIRTUALIZATION OF NETWORKING SERVICES - A method of configuring a virtual network comprises: running a user-interactive business requirements wizard from a server, the wizard collecting business requirements from a user; translating the business requirements into technical requirements for a network configuration using the server; selecting a network configuration from a network configuration database using the server, the selecting utilizing the technical requirements; testing the network configuration using a processor; monitoring the testing and generating new facts regarding performance of the network configuration, using the processor; feeding back the new facts to the server for use by the server in the selecting; and repeating the selecting, testing, monitoring and generating, and feeding back, until the server determines a criterion for network stability has been reached. The method may include automatically discovering local network characteristics using a networking device, prior to the selecting, sending the characteristics to the server for use by the server in the selecting. | 2009-07-23 |
20090185501 | METHOD AND SYSTEM FOR DETERMINATION AND EXCHANGE OF NETWORK TIMING INFORMATION - Aspects of a method and system for determination and exchange of network timing information are provided. In this regard, for each network hop traversed by a packet, a propagation delay of said network hop may be determined. Moreover, the propagation delay, and/or a hop length calculated utilizing the propagation delay, may be appended to the packet. The packet may, for example, be a MMRP registration packet or a SRP reservation packet. The packet may be dropped in instances that the propagation delay and/or length of a one or more traversed network hops is outside a determined range. The hop length may be determined by multiplying the propagation delay by a speed of propagation on the hop. The speed of propagation may be determined based on the physical layer technology associated with the network hop. Digital rights management may be implemented for media communicated on the network hop based at least in part on the hop length or the propagation delay. In this regard, use of media content may be restricted to a specified location. | 2009-07-23 |
20090185502 | Apparatus and method for planning a wireless network - An apparatus and method for planning a wireless network is provided. An apparatus for planning a wireless network includes a parameter input unit for receiving parameter information, and outputting the parameter information, a Rise over Thermal (RoT) calculator for calculating an RoT using the parameter information, and outputting the RoT, a first uplink performance prediction index determiner for determining a Modulation and Coding Scheme (MCS) level using the RoT, and outputting determined MCS level information, a maximum achievable Carrier to Interference and Noise Ratio (CINR) calculator for calculating a maximum achievable CINR of the determined MCS level using the determined MCS level information, and outputting a calculated maximum achievable CINR, and a second uplink performance prediction index determiner for determining at least one among a mobile station (MS) transmission power, a data rate, and an uplink CINR using the determined MCS level information. | 2009-07-23 |
20090185503 | NETWORK TRAFFIC ANALYZING DEVICE, NETWORK TRAFFIC ANALYZING METHOD AND NETWORK TRAFFIC ANALYZING SYSTEM - A network traffic analyzing device accurately analyzes traffic of a communications network. The traffic analysis device includes a real time statistic information setting/managing unit for collecting information regarding communication data between a primary network and an access network from a traffic collecting device in real time. The device also includes a real time statistic information monitoring unit, an alert condition setting unit for alerting one or more conditions regarding the information collected from the traffic collecting device in real time, and an alert managing/notifying unit for generating an alert regarding traffic between the network and the access network based upon one or more alert conditions. | 2009-07-23 |
20090185504 | COMMUNICATION-QUALITY MEASURING APPARATUS, COMMUNICATIONS TERMINAL DEVICE, COMMUNICATION-QUALITY MEASURING METHOD, AND COMPUTER PROGRAM - A communication-quality measuring method disclosed in the present invention acquires packets to be transferred in a packet switching network and accumulates the acquired packets in an internal buffer. An acquisition amount indicating an amount of packets acquired per given unit time, a loss amount indicating an amount of packets lost during transfer in the packet switching network, and an acquisition leak amount indicating an amount of packets that cannot be accumulated in the internal buffer out of the acquired packets are measured. Based on the measured acquisition amount, loss amount, and acquisition leak amount, a packet loss rate transferred in the packet switching network and an error for the loss rate are calculated and the calculated loss rate and the loss rate error are output. | 2009-07-23 |
20090185505 | MEDIA ACCESS CONTROL (MAC) FOR AN ACTIVE RFID SYSTEM - A system of radio frequency communication between Readers and Tags, the system comprising at least one tag Reader and a plurality of Tags, each tag is given a unique tag ID, deployed in a region in which at least some of the Tags are in radio communication with the tag Reader and a Media Access Control protocol such that the tag Reader is configured to send and receive radio communication to and from at least some of the plurality of Tags. The plurality of Tags are configured to send and receive radio communication to and from the tag Reader and the Media Access Control protocol is configured to control the radio communication between the tag Reader and the plurality of Tags The Media Access Control protocol includes a multi-dimensional addressing scheme allowing Readers to efficiently address tag communities ranging from small to very large in unicast, multicast and broadcast modes. The multi-dimensional addressing scheme enables division of the plurality of Tags into a number of groups for different stages of Media Access Control protocol processing, based on different portions of the tag ID. A hash function is used to transform the tag ID into a pseudo random ID, so as to achieve better spreading of tag population and lower statistical dependency between dimensions. The MAC has an inherent flexibility in the sense that it allows readers to communicate with different versions of tags and also to optimize communication parameters to reader's capabilities, without pre-configuration of the tags. Furthermore, the MAC supports means to achieve very high access reliability, such as relay between tags, and the ability to work with tags that alternate between active and sleep mode) including means for power savings. All of these novel features, coupled with some prior art concepts like collision resolution algorithms, result in a scalable MAC protocol for an active RFID system employing multiple access. | 2009-07-23 |
20090185506 | System and Method for Router Virtual Networking - A host router is logically partitioned into virtual router domains that manage independent processes and routing application copies but share a common operating system. Each v-net manages an independent set of sockets and host router interfaces, each associated with only one v-net at one time, but interchangeably repartitionable Traffic is removed from an interface during repartitioning. Duplicate arrays of global variables copied to each v-net are accessed by macro references. A v-net facility can separate route tables used internally from the externally visible route tables and can avoid conflicts between internal and external IP addresses that share the same identifier. For example a common FreeBSD operating system supports a dynamic routing protocol (DRP) application. Each v-net runs an independent copy of the DRP software and is logically independent. A failure in one DRP copy does not adversely affect other copies. | 2009-07-23 |
20090185507 | METHOD AND SYSTEM FOR DETERMINING TOPOLOGY OF A DYNAMIC NETWORK - The present invention provides a method and an apparatus for determining topology of a dynamic network in respect of which there is maintained network data containing (a) node data representing a set of nodes, (b) address data representing a respective MAC (Media Access Control) address of each node, and (c) connectivity data representing a respective connectivity of each node. The dynamic network is cyclically monitored so as to determine during each cycle new nodes that have been connected to the dynamic network since a previous cycle and vanished nodes that have been disconnected from the dynamic network since the previous cycle. The respective connectivity of each new node is determined by identifying a port in a switch to which the respective new node is connected. The network data is augmented so as to include node data representative of the new nodes, and the respective address data and connectivity data of each new node, while node data representative of each vanished node is removed from the network data, as well the respective address data and connectivity data thereof. At the end of each cycle the respective connectivity data of all nodes in the set are indicative of the respective network topology. | 2009-07-23 |
20090185508 | METHOD AND APPARATUS FOR DIRECTIONAL NETWORKING TOPOLOGY MANAGEMENT - A computer implemented method, apparatus, and computer program product to managing links in a network. A directional link management system comprises a network manager, a router, a situational awareness database, a neighbor discovery module, a topology manager, and a data link manager. The network manager provides performance parameters for a wireless network. The router routes information to neighbor nodes provides information about links between nodes in the wireless network environment. The situational awareness database stores information about the nodes. The neighbor discovery module detects a presence of a new node. The topology manager identifies a set of links for a node using the set of performance parameters, information about the links, and information about the nodes. The data link manager manages the identified links. | 2009-07-23 |
20090185509 | Network Configuration - A method of configuring a network comprising: creating, in the configuration system core, an overall configuration tree that describes all services available to the subscribers; and the location of each individual subscriber in the network and the particular services to which it subscribes; providing each cell with a local configuration tree comprising that part of the overall configuration tree that describes all services available to the subscribers connected to network elements in that cell; and the location of each individual subscriber in that cell and the particular services to which it subscribes; and configuring each network element according to the local configuration tree in its respective cell. | 2009-07-23 |
20090185510 | RF PROCESSOR HAVING INTERNAL CALIBRATION MODE - The present invention pertains to a method of calibrating reception properties of a radio frequency (RF) processor. The application describes two embodiments of the invention representing calibration of the properties using an auxiliary transmitter to generate a calibration signal internal to the RF processor. | 2009-07-23 |
20090185511 | METHOD FOR CONCURRENTLY TRANSMITTING AND RECEIVING DATA THROUGH HETEROGENEOUS COMMUNICATION NETWORKS AND APPARATUS USING THE SAME - A method for transmitting/receiving data in an orthogonal frequency division multiple access-time division duplex (OFDMA-TDD) scheme. A first uplink signal and a first downlink signal of a specific band are periodically transmitted/received within a time-divided section. A second uplink signal and a second downlink signal are periodically transmitted/received, and the second signal is of a band other than the specific band, within the time-divided section, wherein, during a time section in which the first downlink signal is transmitted, the second uplink signal is received. | 2009-07-23 |
20090185512 | HIGH-FREQUENCY MODULE AND COMMUNICATION APPARATUS USING THE MODULE - A high-frequency module has a configuration in which a diplexer is capable of separating the frequency bands of first and second communication systems from the frequency band of a third communication system, a first high-frequency switch is capable of separating a transmission signal of the first or second communication system from a reception signal thereof, a second high-frequency switch is capable of separating a transmission signal of the third communication system from a reception signal thereof, and a third high-frequency switch is capable of separating the reception signal of the first communication system from the reception signal of the second communication system. A reception-signal output port for the second communication system of the high-frequency module is terminated with a chip capacitor to configure the double-band high-frequency module supporting the first and third communication systems. | 2009-07-23 |
20090185513 | SYSTEM AND METHOD FOR ENABLING WIRELESS REAL TIME APPLICATIONS OVER A WIDE AREA NETWORK IN HIGH SIGNAL INTERMITTENCE ENVIRONMENTS - A system and method for communicating real time information using a wide area network protocol and communications protocol that mitigates against potentially significant packet loss rates caused by events such as signal blockage occurring at the underlying wireless transmission (e.g., radio) links. In one implementation the method involves creating a first data packet having a first segment of information, and a first identification (ID) code. The first data packet is then transmitted. A second data packet is then created having information forming the first data packet and also a second segment of information identified by a second code. The second packet is then transmitted. Subsequently formed data packets may include all of the information from previously created data packets until a maximum packet depth is reached, and then each subsequently created new data packet drops off the oldest packet information from the previously created packet while including new information. | 2009-07-23 |
20090185514 | WIRELESS COMMUNICATIONS ENVIRONMENT OVERLAY - A method is provided, wherein the method comprises identifying nearby wireless communication access points (APs) to which a client computing environment can cooperate with to communicate and receive data through a subscription to a neighborcast group from indentified nearby cooperating access points such that illustratively the neighborcast group comprises a communications overlay between cooperating client computing environments employing the identified nearby wireless communications access points. In an illustrative implementation, a wireless communications environment comprises at least two client computing environments comprising a communications overlay engine operable to process at least one instruction from an exemplary instruction set to perform one or more wireless communications operations over the exemplary communications overlay comprising scanning for cooperating client computing environments and/or wireless access points and/or RSS servers, subscribing to the communications overlay group, and publishing data for consumption by cooperating components of the wireless communications overlay. | 2009-07-23 |
20090185515 | Communication system - A method for removing an echo component in a first signal received at an audio input device, said method comprising the steps of outputting a second signal from an audio output device, receiving at the audio input device the first signal wherein the echo component in the first signal is the result of the second signal traversing an echo path having a frequency response which defines the relationship between the echo component and the second signal; determining an echo path model indicating an estimate of the frequency response of the echo path; removing an estimate of the echo component from the first signal using the echo path model; detecting if the first signal is overloaded; and wherein if it is detected that the first signal is overloaded the step of determining an echo path model comprises determining an overload echo path model such that the estimate of the frequency response indicated by the overload echo path model is only allowed to increase over time regardless of whether the frequency response of the echo path is decreasing over time. | 2009-07-23 |
20090185516 | WIRELESS MANUAL PULSE GENERATOR - The invention relates to a wireless manual pulse generator that includes a central processing unit, a magnification selector, a pulse generator, an axis selector, and a wireless transmission module. The magnification selector is electronically connected to the central processing unit. The pulse generator is electronically connected to the magnification selector. The axis selector is electronically connected to the central processing unit. The wireless transmission module is electronically connected to the central processing unit. The central processing unit is configured to process a signal generated from the magnification selector or the axis selector. The wireless transmission module is configured to deliver the signal processed by the central processing unit to a CNC machine via wireless communication. | 2009-07-23 |
20090185517 | SYSTEM AND METHOD FOR PROTECTING PAYLOAD INFORMATION IN RADIO TRANSMISSION - System and method for improving the protecting radio channels in transmission, according to which the payload information of the signal to be transmitted is divided into a plurality of data portions of smaller size which are then grouped into packets and the packets are labeled based on a criterion from among a plurality of criteria, said criterion being indicative of a level of priority associated to said packets. The packets are subsequently radio transmitted in accordance with their level of priority indicated by their associated label. | 2009-07-23 |
20090185518 | SYSTEM AND METHOD TO ENABLE BASE STATION POWER SETTING BASED ON NEIGHBORING BEACONS WITHIN A NETWORK - Systems and methods for facilitating power control in an access point are provided. Disclosed embodiments include detecting the presence of a neighboring access point that is within radio reach of the access point. A signal strength corresponding to the neighboring access point is ascertained such that the neighboring signal strength is a function of the transmission power of the neighboring access point. The transmission power of the access point is then varied as a function of the neighboring signal strength. | 2009-07-23 |
20090185519 | METHOD OF UPDATING CHANNEL INFORMATION BY A MOBILE STATION THAT IS IN POWER SAVING MODE - A method of updating channel information by a mobile station (MS) that is in power saving mode is disclosed. More specifically, the method includes the MS which receives status information of a first channel descriptor and transmission frame information which includes when the first channel descriptor is to be transmitted. Furthermore, the MS compares status information of the first channel descriptor with status information of a second channel descriptor. Here, the second channel descriptor is stored in the MS. Lastly, if the compared status information are different, the MS receives the first channel descriptor according to the transmission frame information. | 2009-07-23 |
20090185520 | METHOD OF PROVIDING A MULTIMEDIA SERVICE IN A DIGITAL WIRELESS COMMUNICATION NETWORK - A method of providing a multimedia multicast service in a digital wireless communication network, the network having a network controller for controlling of at least one base station, comprising establishing a single data stream from the network controller to the base station for transmitting of multimedia data, by means of a single lub link or transport bearer and establishing a separate communication link and a separate data queue for each user equipment in a radio cell of the base station which requests the multimedia data. | 2009-07-23 |
20090185521 | INTERFERENCE MITIGATION BY OVERHEARING - Briefly, in accordance with one or more embodiments in a wireless network, a station may overhear one or more packets that are not necessarily destined for those stations. The overhearing station may decode the data of the packet, and may utilizes the decoded packet to remove a retransmission of that packet in a subsequent time slot and occurring at the same time as the transmission of a packet destined for that station in the same time slot. Such a retransmission of packets may occur for example in relay systems and/or in hybrid automatic repeat request (HARQ) systems. The retransmitted packet may be treated as an interference signal in the total received signal, so that the previously received and decoded packet may be subtracted from the total signal, allowing the desired packet to be decoded from the intended signal. | 2009-07-23 |
20090185522 | SYSTEMS AND METHODS FOR DISTRIBUTING CONTENT IN WIRELESS NETWORKS - The present invention allows content to be delivered to a mobile terminal over different types of networks in order to efficiently use network resources. Content can be delivered using a select delivery method over a cellular network, a local wireless network, or a broadcast network. Within any of the networks, the content may be unicast to individual mobile terminals using individual content flows, multicast to a group of mobile terminals, or broadcast to any or all of the mobile terminals. Content can be multicast or broadcast to mobile terminals via different ones of the disparate networks. During a content flow, the network through which the content flow is delivered may be changed to allow the mobile terminal to receive the content through a different network. Further, the delivery method used to deliver the content may dynamically change as the number of mobile terminals receiving or requesting the content changes. | 2009-07-23 |
20090185523 | Personal Network Access Control System and Method - A server is provided that includes a processor such that for a Session Initiation Protocol (SIP) request containing a Uniform Resource Identifier (URI) identifying the first device, the processor is programmed to promote adding a URI and redirecting the SIP request to a second device. The added URI used by the second device to invoke a Personal Network Management (PNM) Controller function. | 2009-07-23 |
20090185524 | MANUAL CELL DETECTION AND SELECTION PROCEDURES - A method for performing a manual cell search by a wireless transmit/receive unit (WTRU) includes receiving a manual cell search command and searching for home enhanced Node B (HeNB) cells during a time period. The time period may be a measurement gap or a discontinuous reception period. If an existing measurement gap is available for the WTRU to use, the search can be performed during that gap. Otherwise, the WTRU can request a new measurement gap to search for HeNBs. | 2009-07-23 |
20090185525 | NETWORK SYSTEM, DATA TRANSMITTING/RECEIVING METHOD AND DATA TRANSMISSION/RECEPTION PROGRAM - A network system including a mobile node, a correspondent node for transmitting/receiving a data packet to/from the mobile node, a first router to which the mobile node is connected at a visited domain and a second router to which the mobile node is connected at a moving destination to which the mobile node moves from the first router. The second router including a location registration message generating unit for generating a location registration message of the mobile node and transmitting the location registration message. The first router including a binding cache, a movement managing unit for receiving the location registration message and storing into the binding cache address information from before and after the mobile node moves and an encapsulating unit for receiving the data packet, encapsulating the data packet concerned, and creating and transmitting a data packet containing as a transmission destination the address information after the change. | 2009-07-23 |
20090185526 | Method and Apparatus for a Dynamic Create/Change of Service Flows - A system and method for transmitting data is provided. A preferred embodiment comprises transmitting data by concatenating parameters for multiple service flows into a single transmission. Parameters associated with multiple service flows may be grouped together and other parameters that are not associated with multiple service flows are also preferably included within the same single transmission. | 2009-07-23 |
20090185527 | Radio Resource Reservation for Wireless Networks - The present invention supports a communication protocol on a wireless communication network to allocate network resources. The radio network controller maintains quality of service (QoS) profiles. A serving node determines the type of application in a communication call and determines a QoS policy it transmits to the radio network. The radio network identifies the QoS profile based on the received policy and allocates network resources before announcing the call to an access terminal. | 2009-07-23 |
20090185528 | SHARED RESOURCE ALLOCATION - A base station can employ a shared resource, such as a control channel, for communication with a mobile device. The mobile device can be granted the exclusive access to the shared resource for a limited time. The exclusive access can be such that there is not a limit in message size that can be transferred across the shared resource. To improve operation, the exclusive grant can be applied until it is determined that appropriate packets are transferred. | 2009-07-23 |
20090185529 | MOBILE COMMUNICATION SYSTEM, BASE STATION CONTROLLER, BASE STATION AND COMMUNICATION CONNECTION METHOD - A mobile communication system which can prevent deterioration of a utilization ratio of a radio channel and degradation of communication quality is provided. The mobile communication system has a mobile terminal, base station, and a base station controller. The mobile terminal issues a link channel establishment request in order to communicate with another mobile terminal. The base station receives the link channel establishment request, and outputs a radio channel assignment request. When the base station controller receives the radio channel assignment request, the base station controller assigns the base station a radio channel which is not used in the base station and its adjacent base station and outputs a radio channel assignment answer. When the base station receives the radio channel assignment answer, the base station returns a link channel assignment answer to the mobile terminal, and establishes a communication connection with the mobile terminal by an assigned radio channel. | 2009-07-23 |
20090185530 | METHOD AND APPARATUS FOR REFERENCE TRANSPORT CHANNEL SELECTION - A method and apparatus for reference transport channel (TrCH) selection includes tracking characteristics on each of a TrCH. Whether or not any TrCHs meet a predetermined criteria is determined. A reference TrCH is selected based upon the determination of TrCHs that meet the predetermined criteria. | 2009-07-23 |
20090185531 | COMMUNICATING CONTROL INFORMATION IN MOBILE COMMUNICATION SYSTEM - The present invention relates to communicating control information in a mobile communication system, wherein the control information of a mobile terminal for scheduling an uplink channel may be notified to a network more quickly with less power. The present invention comprises transmitting a data block on a first physical channel, wherein the data block comprises control information, and transmitting an indicator having a specific value on a second physical channel for indicating the transmission of the control information on the first physical channel. | 2009-07-23 |
20090185532 | ADAPTIVE CALL ADMISSION CONTROL FOR USE IN A WIRELESS COMMUNICATION SYSTEM - The invention relates to communication systems and to systems and methods for implementing adaptive call admission control (CAC) in such systems. Adaptive call admission control can determine what CPE to base station calls (connections) are allowed at any given time. CAC, coupled with precedence, can further determine what connections are suspended if less bandwidth is available than is currently committed. Multiple techniques are disclosed to select connections for suspension. These techniques include suspending enough connections through the affected CPE until there is enough bandwidth to meet the remaining commitment, randomly (or in a round robin fashion) choosing connection to suspend from the entire set of connection, and using precedence priority levels. | 2009-07-23 |
20090185533 | APPARATUS AND METHOD FOR TRANSMITTING DATA USING TRANSMIT ANTENNA DIVERSITY IN A PACKET SERVICE COMMUNICATION SYSTEM - An apparatus and method for transmitting packet data through at least two transmit antennas in a packet data communication system using transmit antenna diversity. In the packet transmitting apparatus, a feedback information interpreter interprets feedback information including CQIs and antenna weights received from a plurality of UEs requesting a packet data service. A weight generator classifies the antenna weights and selects UEs having orthogonal weights. A transmitter applies the selected weights to packet data destined for the selected UEs and transmits the packet data to the selected UEs simultaneously. | 2009-07-23 |
20090185534 | Method and Apparatus for Transmitting a Packet Header - A system and method for transmitting a reduced header is presented. A preferred embodiment comprises a base station defining a normal header and a reduced header, wherein the reduced header has a smaller number of bytes than the normal header. The base station then concatenates the reduced header with smaller sized payloads and concatenates the normal header with larger sized payloads. | 2009-07-23 |
20090185535 | DATA TRANSMISSION METHOD IN MOBILE COMMUNICATIONS SYSTEM - In a wireless mobile communications system, a method of transmitting uplink data during a handover of a mobile terminal. When the mobile terminal changes its connection from a source base station to a target base station, either the source base station or the target base station transmits a reordering indication for performing a reordering process by the gateway while transmitting a received data unit from the mobile terminal to the gateway regardless of data unit sequence number, thereby optimizing data unit transmission efficiency. | 2009-07-23 |
20090185536 | Apparatus, system and method capable of pre-allocating and communicating IP address information during wireless communication - An embodiment of the present invention provides an apparatus, comprising a wireless station (STA) operable to communicate with a first access point (AP) and roam to a next access point (AP), wherein said next AP pre-caches a number of IP addresses from a backend Dynamic Host Configuration Protocol (DHCP) server; and wherein said wireless station (STA) gathers IP layer address and sub-network information from said next Access Point (AP) during roaming. | 2009-07-23 |
20090185537 | Reestablishing Communication By A Mobile Node Upon Recovery From An Abrupt Shut Down - When a mobile node suffers an abrupt shut down while operating in a foreign network and recovers in its home network, the present invention enables the mobile node to reestablish communication capability, without time delay, with the nodes that had established one or more communication sessions with the mobile node prior to the abrupt shut down. The mobile node of the present invention includes an update module that determines whether additional information needs to be sent to the nodes in communication with the mobile node prior to the mobile node suffering an abrupt shut down. Based on that determination, the update module may provide additional information to such nodes. | 2009-07-23 |
20090185538 | MOBILITY MANAGEMENT SYSTEM AND METHOD FOR INTERNET PROTOCOL BASED LOW POWER WIRELESS NETWORK - A mobility management system and method is provided for efficiently support mobility to an IPv6 based LoWpan. The mobility management method for Internet Protocol version 6 (IPv6) based personal area network (PAN) moving with a mobile router according to the present invention includes detecting, at a mobile terminal, movement of the mobile router; determining whether the movement is an intra-network movement or an inter-network movement, transmitting, when the movement is an intra-network movement, a neighbor discovery request message to a gateway of a currently attached network and receiving a neighbor discovery response message containing a temporary address transmitted by the gateway in response to the neighbor discovery request message. When the movement is an inter-network movement, the gateway receives the binding acknowledgement message from a home agent and establishes a bidirectional tunnel with the home agent. | 2009-07-23 |
20090185539 | Handover Method and Base Station - To provide a method for suitably enabling the resources of a handover-source base station to be released and the post-handover processes of a handover-destination base station to be executed by securely determining a transfer of Last Packet without increasing a packet transmission delay in a handover process in a mobile communication system where a mobile station makes a communication with packets, a base station is provided with a Last Packet determination timer, and the handover source base station or the handover-destination base station activates the timer upon receipt of a handover completion acknowledgment transmitted from an upper node station or according to a resource release instruction after the reception of the handover completion acknowledgment, and determines that Last Packet has been received, upon expiration of the timer. | 2009-07-23 |
20090185540 | METHOD AND APPARATUS FOR HIGH-SPEED TRANSMISSION ON RACH - A method and apparatus for signaling in a wireless transmit receive unit (WTRU). The method includes the WTRU receiving a value of a maximum number of retransmissions and retransmitting data in a plurality of hybrid automatic retransmission request (HARQ) processes limited by the value of a maximum number of retransmission. The WTRU is configured to receive a cell-specific, fixed or absolute grant on a broadcast channel. | 2009-07-23 |
20090185541 | BASE STATION - A base station communicating with mobile stations by using a frequency band within a transmission band based on orthogonal frequency division multiplexing is disclosed. The base station includes a multiplexing unit configured to multiplex a synchronization channel, for a mobile station performing an initial cell search, in a second frequency band including a center frequency on a raster of a first frequency band and having a bandwidth corresponding to the smallest one of receivable bandwidths of the mobile stations in a system. The multiplexing unit is configured to multiplex multiple synchronization channels, for a mobile station performing a neighboring cell search, in a third frequency band including the center frequency on the raster of the first frequency band and having a bandwidth that is greater than that of the second frequency band. | 2009-07-23 |
20090185542 | Method And Apparatus For Controlling Energy Expanding Of Sensor Network Nodes - Present invention is to provide a method and apparatus for controlling energy expanding of sensor network nodes, wherein the method comprises steps of: acquiring energy information, said energy information being indicative of an energy status of a node in the network; and adjusting at least one data transmission parameter accordingly based on the energy information. With present invention, on the premise that the communication capacity and power energy of sensor nodes are limited in a wireless sensor network, it is capable of efficiently utilize the network resource, save the power consumption of sensor node, and prolong the whole life of sensor network. | 2009-07-23 |
20090185543 | METHODS FOR TRANSMITTING SYSTEM INFORMATION BIT STREAMS AND COMMUNICATION APPARATUSES UTILIZING THE SAME - A method for transmitting system information bit streams of one or more base stations in a wireless communication system is provided. The method includes: identifying network-entry-related bit streams and non-network-entry-related bit streams from the system information bit streams, where the network-entry-related bit streams carry essential system information for a terminal to access a network through at least one of the base stations; modulating the network-entry-related bit streams according to a first set of modulation and coding schemes (MCSs) and modulating the non-network-entry-related bit streams according to a second set of MCSs; and transmitting the system information bit streams with different frequencies, where the network-entry-related bit streams are periodically transmitted according to a first predetermined period. | 2009-07-23 |
20090185544 | METHOD FOR PROCESSING CDMA SIGNALS AND A DEVICE HAVING CDMA SIGNAL CAPABILITIES - A device and a method for processing CDMA compliant signals. The method includes receiving input signals; selecting, for each time interval out of multiple evenly length successive time intervals, multiple selected channel processing tasks that are scheduled to be at least partially executed during the time interval; storing input data at a first input buffer and providing data associated with at least one selected processing task from a second input buffer during even time intervals; and storing input data at the second input buffer and providing data associated with at least one selected processing task from the first input buffer during odd time intervals. | 2009-07-23 |
20090185545 | Wireless Communication Systems and Methods - Embodiments of the present invention transmit signals simultaneously over a communication channel at different RF center frequencies, and may use a single power amplifier and antenna. In one embodiment the present invention includes a method of transmitting information in a wireless communication channel comprising receiving digital signals having data to be transmitted, converting the signals to analog signals, up-converting each analog signal, combining the up-converted signals, amplifying the combined up-converted signal and transmitting the combined up-converted signal. In one embodiment, the same data is sent over a transmission channel at two different frequencies to improve reliability. | 2009-07-23 |
20090185546 | APPARATUS AND METHOD OF OPTIMIZING SLOT LOCATIONS FOR WIRELESS SENSORS - A wireless communication system includes a network controller configured to manage communication time periods in a wireless network, and a plurality of peripheral devices connected to the network controller through the wireless network. Each peripheral device is associated with a respective contiguous communication time period during which communications between the network controller and the peripheral device are allowed. The network controller is further configured to identify an open communication time period associated with one of the plurality of peripheral devices that has no communication between the network controller and the one of the plurality of peripheral devices and associate another of the plurality of peripheral devices that is associated with a different communication time period with the identified open communication time period. | 2009-07-23 |
20090185547 | METHOD AND APPARATUS FOR IMPROVED MESSAGE DELIVERY FOR HIGHER PRIORITY NODES OR MESSAGES IN AN INDUSTRIAL WIRELESS NETWORK - A method includes communicating, during a first time slot, with a first wireless node in a wireless network. The method also includes determining that the communication with the first wireless node requires additional time beyond the first time slot. The method further includes identifying a priority associated with the first wireless node and a priority associated with a second wireless node in the wireless network, where the second wireless node is associated with a second time slot. In addition, the method includes communicating, during the second time slot, with the first wireless node when the priority associated with the first wireless node exceeds the priority associated with the second wireless node. The method may also include identifying routes through the wireless network for data associated with the first wireless node and data associated with the second wireless node. The routes may be based on the priorities of the wireless nodes. | 2009-07-23 |
20090185548 | ENHANCED COMMUNICATION OF DATA IN WIRELESS CONTROL AREA NETWORKS - A method for communicating data in a wireless control area network, where the wireless control area network includes one or more sensor nodes configured to facilitate acquisition of patient data and an access coordinator configured to facilitate acquisition of the patient data from the one or more sensor nodes, is presented. The method includes creating a correlation between one or more poll packets from an access coordinator and time of arrival of data at one or more sensor nodes. Systems and computer-readable medium that afford functionality of the type defined by this method is also contemplated in conjunction with the present technique. | 2009-07-23 |
20090185549 | MOBILITY HEADER COMPRESSION METHOD AND SYSTEM FOR INTERNET PROTOCOL-BASED LOW POWER WIRELESS NETWORK - A mobility header compression method and system for an IPv6-based LoWPAN is provided for supporting IPv6 mobility to the IPv6-based LoWPAN checks a packet carrying data and a first and a second headers containing transmission information about the data to determine whether the second header contains a compressed Internet Protocol version 6 (IPv6) information. When the second header contains a compressed IPv6 information, ands followed by a mobility header, a mobility support-indicative field of the first header is set to indicate that the second header is followed by the mobility header and the rest of the fields of the second header are compressed except for the mobility header-indicative field. A mobility information-indicative field of the mobility header is set to indicate inclusion of mobility information; and the rest of the fields of the mobility header are compressed except for the mobility information-indicative field. | 2009-07-23 |
20090185550 | RADIO BASE STATION APPARATUS - A radio base station apparatus having an improved cell search performance in a scalable bandwidth system. A base station ( | 2009-07-23 |
20090185551 | Method and system for providing confirmed delivery of ethernet packets - Methods and systems are disclosed for providing confirmed delivery of Ethernet packets. The type/length (T/L) field of the standard Ethernet protocol packet is used to provide sequence numbers for guaranteed delivery of Ethernet packets. Sequence numbers are assigned at a transmitting device and read by a receiving device to confirm delivery of the Ethernet packets. If a missing packet is detected by the receiving device, it requests retransmission of the missing packet. Because the T/L field has limited use in legacy Ethernet systems, this use of the T/L field for guaranteed delivery has little, if any, effect on legacy systems. | 2009-07-23 |
20090185552 | Audio/Visual Information Dissemination System - Systems and methods for providing information to the public by way of publicly accessible devices. A network of video displays are deployed at publicly accessible locations such as inside public transportation vehicles or at public transportation stations. The video feed to these video displays are provided by a video distribution hub which receives the video feed from a network hub. Different audio feeds are accessible to end users or by telephone. End users can call a telephone interface which receives and routes audio feeds from an audio distribution hub. End users can access audio feeds which may be synchronized with a video feed to provide a complete audio visual experience to the end user. For more useful content, the video displayed at any location may be adjusted to be relevant to the area where the video display is deployed. Audio content synchronized to one of these disparate video feeds can be accessed by the end user by dialing different options through the telephone interface. Audio feeds not tied to a specific video feed, such as radio stations or themed audio feeds, may also be accessed by the end user through the telephone interface. | 2009-07-23 |
20090185553 | TELEPHONY SYSTEM - In IP telephony systems, it has become impossible to detect the location of installation of a telephone terminal from the telephone number, since an IP telephone terminal can be installed in an arbitrary location. Also, even if one observes the calling party number presentation at the time of an incoming call, it has become impossible to grasp from where the calling party is placing the outgoing call. It is possible that, within an IP telephony system, a terminal location detection means is configured and the installation location of a telephone terminal is detected simultaneously with the registration of the telephone terminal. In addition, the problem can be solved by configuring, in an IP telephony server, a device of reporting location information about the correspondent to the telephone terminal and by configuring, in the telephone terminal, a device of displaying the received positional information. | 2009-07-23 |
20090185554 | Method of managing a call addressed to a terminal associated to an access device - A method of managing a call addressed to a first terminal operating in a telephone system, which includes a mobile network, a packet-switched network and an access device allowing connection of dual mode terminals to the packet-switched network, wherein the method includes: a) providing configuration information by associating information related to a set of terminals to an identifier of the access device, the set of terminals including a dual mode terminal, which is adapted to operate in the mobile network and in the packet-switched network; b) providing status information related to the at least one dual mode terminal; c) upon reception of a request for the call, checking whether the first terminal belongs to the set of terminals; d) in the affirmative, routing the call to at least one selected terminal of the set of terminals, the selection being performed based on the configuration information and the status information; and d) in the negative, routing the call to the first terminal. | 2009-07-23 |
20090185555 | METHOD AND DEVICE FOR PROVIDING MULTIMEDIA DATA WHEN ESTABLISHING A TELEPHONE CALL - The invention concerns a method and a device for providing multimedia data when setting up a telephone call. The terminal being connected via Internet to a platform ( | 2009-07-23 |
20090185556 | Method and apparatus for controlling telephone calls using a computer assistant - Systems and methods for monitoring, making, managing and controlling telephone communications with a computer call assistant with an integrated voice/data communications system are disclosed. A call assistant computer application preferably runs on a personal computer (“PC”) coupled to the integrated system over a packet bus. The call assistant exchanges control and/or status packets with the integrated system preferably over a packet bus. The call assistant enables the user to make, receive and control telephone calls, monitor the status of the user's extension, voice mail, etc., and preferably operates with integrated systems capable of transmitting and receiving voice and data in multiple modes. In preferred embodiments, the computer call assistant operates with systems that are capable of multiple native mode voice and data transmissions and receptions with a communications system having a multi-bus structure, including, for example, a time division multiplexed (“TDM”) bus, a packet bus, and a control bus, and multi-protocol framing engines, preferably including subsystem functions such as PBX, voice mail, file server, web server, communications server, telephony server, LAN hub and data router. | 2009-07-23 |
20090185557 | Method and Device for Selecting Service Domain - A method and device for selecting a service domain in a system for setting a session for at least one or more services between at least two or more terminals, in which when receiving an INVITE message for setting a voice service related session from an originating terminal, it is decided whether to send the INVITE message to a server or to directly send the INVITE message to a terminating terminal according to user pre-registered information for a domain selection, and then the terminating terminal having received the INVITE message sends to a network a response message including domain selecting information for directly selecting a domain with respect to the voice service related session according to a user's selection. | 2009-07-23 |
20090185558 | IP converged system and call processing method thereof - A call processing method in an Internet Protocol (IP) converged system includes: requesting an incoming call to be routed through an IP network; checking a data traffic-processing state of a traffic manager in response to the request; and rerouting the call through the IP network or rerouting the call through a Public Switched Telephone Network (PSTN) according to the checked data traffic-processing state. | 2009-07-23 |
20090185559 | INTEGRATION MODULE FOR UNIVERSAL SERIAL BUS - An integration module for universal serial bus installed on an electronic equipment includes an integration unit electrically coupled on at least one transmission interface of the electronic equipment to be driven by a host-to-host control unit to enter a host-to-host transmission mode or a host-to-device control unit to enter a host-to-device transmission mode. The integration unit has a switch mechanism to determine whether the transmission interface to become the host-to-host transmission mode or the host-to-device transmission mode. Through the switch mechanism of the integration unit, a single transmission interface can selectively transmit data between hosts or between a host and devices. | 2009-07-23 |
20090185560 | System and Method for Heuristically Dropping Packets in a Multilink PPP Bundle - Systems and methods consistent with the present invention provide a better fragment drop heuristic that determines a per-fragment determined “remainder time” value to trigger potential drops on the whole bundle. A per-bundle drop timeout value is assumed. This value is to be configured based on differential delay considerations of the various links that constitute the bundle. The arrival time of a fragment to a reassembly algorithm triggers a remainder timer. When the reassembly algorithm instance actually processes the fragment, the “remainder time,” which is difference of a bundle drop timeout and time elapsed on the remainder timer, is used to determine whether the fragment and the other fragments of the packet should be dropped. | 2009-07-23 |
20090185561 | PACKET FORWARDING DEVICE AND FORWARDING METHOD - A packet forwarding device that maintains packet sequence before and after packet forwarding is provided. A cache stores forwarding information. A forwarding unit refers to the forwarding information to attempt to determine a forwarding destination of a received packet, sends the packet to a control unit irrespective of whether or not the forwarding destination of the packet could be determined, and in cases in which the forwarding destination of the packet could not be determined, requests the control unit to determine the forwarding destination of the packet. The control unit receives the packet from the forwarding unit, and in cases in which the control unit has been requested by the forwarding unit to determine the forwarding destination of the packet, determines the forwarding destination of the packet, sends the packet to the forwarding destination and stores the forwarding destination as forwarding information in the cache, and in other cases, sends the packet to the forwarding destination determined by the forwarding unit. | 2009-07-23 |
20090185562 | METHODS AND APPARATUS FOR AN EFFICIENT MULTICAST FILE DISTRIBUTION SYSTEM - Methods and apparatus for an efficient multicast file distribution system. A method for transmitting a file over a distribution network includes encoding the file with a selected encoding scheme to form encoded packets, generating file delivery protocol (FDP) packets from the encoded packets, generating a file delivery control protocol (FDCP) packet that comprises control information associated with the FDP packets, and transmitting the FDCP packet and the FDP packets over the distribution network. A method for receiving a file over a distribution network includes receiving a FDCP packet and FDP packets, decoding the FDP packets based on the FDCP packet to generate encoded packets, and generating at least a portion of the file from the encoded packets. | 2009-07-23 |
20090185563 | METHOD, SYSTEM AND APPARATUS FOR MEDIA GATEWAY TO TRANSMIT AND RECEIVE MULTICAST DATA - The present invention provides a method, system and apparatus for an MG to transmit and receive multicast data. A method for an MG to receive multicast data in embodiments of the present invention include the following: the MG receives a multicast-related indication from the MGC, reports the relevant information to the router in the network at the multicast source side according to the indication, and requests to join the multicast group. The MG receives the multicast data transmitted by the multicast source. A method for an MG to transmit multicast data in embodiments of the present invention include the following: the MG receives the multicast-related indication from the MGC; and the MG transmits the corresponding multicast data to the users in the network at the receiver side in the form of multicast according to the indication. | 2009-07-23 |
20090185564 | System, method and apparatus for automated ATM to ethernet provisioning - A system, method, and apparatus for network service provisioning includes receiving a network address request from a subscriber device. The network address request includes at least one data cell including a channel identifier associated with the subscriber device. The channel identifier identifies the subscriber device for a cell-switched network The method further includes determining the channel identifier from the network address request, and generating a customer tag using the channel identifier. The customer tag identifies the subscriber device for a packet-switched network The method further includes storing the channel identifier and the customer tag in a provisioning table for use in provisioning the subscriber device for the packet-switched network | 2009-07-23 |
20090185565 | SYSTEM AND METHOD FOR USING SEQUENCE ORDERED SETS FOR ENERGY EFFICIENT ETHERNET COMMUNICATION - A system and method for using sequence ordered sets for energy efficient Ethernet communication. Sequence ordered sets can be generated by a first device for communication of parameter(s) to a second device, which parameters can be used in implementing an energy efficient Ethernet control policy. Sequence ordered sets can be used in communication between physical layer devices, or between a physical layer device and a media access control device. In one example, the sequence ordered set can identify a point at which a rate transition is to occur. | 2009-07-23 |
20090185566 | NETWORK NODE, FRAME TRANSFER PROGRAM AND FRAME TRANSFER METHOD - A network node including an FDB for registering a relationship between a destination MAC address and a port label, an input port table for registering a relationship between an input port and a port label, and a port label table for registering a relationship between a port label and an output port, at the reception of a frame, registers a relationship between a transmission source MAC address of a frame and a port label registered for an input port in the input port table at the FDB, at the time of transmission of a frame, transmits the frame to an output port registered at the port label table which port corresponds to a port label registered for the destination MAC address in the FDB and at the time of processing of flushing or updating the FDB unit, changes the contents of the input port table and the port label table. | 2009-07-23 |
20090185567 | Apparatus and method for managing connection identifier in a communication system - An apparatus and method for managing a Connection IDentifier (CID) in a communication system are provided. The method includes mapping a different index to at least one CID allocated by a base station (BS) and, if simultaneously transmitting packets for at least two CIDs, indexing a CID for packet transport by an index mapped to each CID and simultaneously transmitting packets for at least two CIDs. | 2009-07-23 |
20090185568 | METHOD AND SYSTEM FOR PACKET CLASSIFICATION WITH REDUCED MEMORY SPACE AND ENHANCED ACCESS SPEED - A method and system for packet classification is proposed for applications such as firewalls, intrusion detection, policy-based routing, and network service differentiations, within network systems such as Internet or intranet/extranet systems. The proposed method and system is characterized by the use of protocol-oriented rule rearrangement, the probable bit vector (PBV) based on the aggregated bit vectors (ABV) and folded bit vectors (FBV), an ABV-FBV index table dataset whose data structure is based on a featured split full-tree schema, and a DCBV (Don't-Care Bit Vector) dataset for packet classification. The combination of these features allows the packet classification to be implemented with a reduced amount of memory and access time during operation. | 2009-07-23 |
20090185569 | Composite Transport Functions - A network comprising a first layer processor (LP) configured to distribute a plurality of component communications to a plurality of component connections using a distribution table comprising a plurality of component communication identifiers (CCIDs) and the component connection associated with each CCID, a second LP configured to collect the packets from the component connections, and a composite connection coupled to the first LP and the second LP, wherein the composite connection comprises a plurality of the component connections and is configured to transport the component communications using the component connections, and wherein the distribution table and composite connection are configured such that component communications associated with at least the same CCID of a component communication takes the same path from the first LP to the second LP as from the second LP to the first LP. | 2009-07-23 |
20090185570 | SYSTEM FOR SETTING AN AD-HOC NETWORK FOR TERMINAL AND METHOD OF CONTROLLING THE SAME - A system and method for setting an ad-hoc network in a terminal are provided. The system includes a storage unit for storing a critical value of acceleration of the terminal, an acceleration sensor for measuring the acceleration of the terminal to provide a value of the measured acceleration, and a transmission frame processor for controlling transmission of a Media Access Control (MAC) frame for setting the network depending on whether the value of the acceleration measured by the acceleration sensor exceeds the critical value of acceleration pre-stored in the storage unit. The system performs Radio Frequency (RF) control on the terminals, each of which must operate as a host and a router in the ad-hoc network, using the acceleration sensor, thereby preventing use of unnecessary resources and reducing an amount of unnecessarily broadcast frames. | 2009-07-23 |
20090185571 | TRANSLATING MST INSTANCES BETWEEN PORTS OF A BRIDGE IN A COMPUTER NETWORK - In one embodiment, a first port of a bridge is configured for a first spanning tree (ST) and not a second ST, while a second port of the bridge is configured for the second ST and not the first ST. A multiple ST (MST) bridge protocol data unit (BPDU) for the first and second STs is generated for the first and second ports having a first portion corresponding to the first ST and a second portion corresponding to the second ST. To translate MST instances, the second portion is stripped from the MST BPDU of the first port, and the first portion from the MST BPDU of the first port is associated with the second ST. Conversely, the first portion is stripped from the MST BPDU of the second port, and the second portion from the MST BPDU of the second port is associated with the first ST. | 2009-07-23 |
20090185572 | RELAY APPARATUS AND METHOD FOR NOTIFYING INFORMATION - A relay apparatus connected to a first network and configured to construct a connection between the first network and another network so that a communication packet can be transmitted between the first network and the another network includes a relay unit configured to relay communication data received from a communication apparatus on the first network to a communication apparatus on the another network via the connection, an acquisition unit configured to acquire information corresponding to a data length of a communication packet that can be transmitted via the connection without being divided according to a change of connection status of the another network, and a notification unit configured to notify the information acquired by the acquisition unit to the communication apparatus on the first network. | 2009-07-23 |
20090185573 | PSUEDOWIRE TERMINATION DIRECTLY ON A ROUTER - A method, apparatus and computer program product for routing data within a packet-switched network using a PW wherein the PW is terminated directly on the layer-3 routing device such that certain services and applications can be utilized is presented. The method, apparatus and computer program product receives an encapsulated layer-2 Protocol Data Unit (PDU) from a pseudowire emulating a service. The encapsulation is removed from the encapsulated layer-2 PDU and a layer-2 circuit associated with the pseudowire is terminated. The circuit is treated as an interface and the PDU is forwarded based on upper layer protocol information within the PDU. | 2009-07-23 |
20090185574 | TIMING SYSTEM FOR MODULAR CABLE MODEM TERMINATION SYSTEM - A modular Cable Modem Termination System (CMTS) includes a packet shelf operating a Data Over Cable Service Interface Specifications (DOCSIS) Media Access Control (MAC) framer. One or more downstream Physical Interface (PHY) shelves receive DOCSIS data from the packet shelf over a packet switched network and modulate the DOCSIS data for sending on a downstream path of a cable plant. One or more upstream PHY shelves send DOCSIS data received from an upstream path of the cable plant over the packet switched network to the packet shelf. By separating the PHY components from the MAC and from the system software, the PHY components for a Hybrid Fiber Coax (HFC) plant may be replaced with different PHY components for other access technologies such as wireless, Digital Subscriber Lines (DSL), Ethernet-to-the-Home, Fiber-to-the-Home, or fiber Passive Optical Networks (PONs). | 2009-07-23 |
20090185575 | PACKET SWITCH APPARATUS AND METHOD - A packet switch apparatus for switching a packet between a plurality of input ports and a plurality of output ports includes a plurality of input buffers for storing a packet inputted to the input port, a plurality of output buffers for storing a packet outputted to the output port, and a path controller for transmitting the packet stored in the input buffer to the output buffer on the basis of path information of the packet stored in the input buffer by a higher transfer rate than an input rate for receiving the packet at the input port. | 2009-07-23 |
20090185576 | RESOURCE ARBITRATION IN A CONVERGED MULTI-MEDIA ENVIRONMENT - A data communication system, comprising an access control agent arranged on a network to allocate network resources on one or more UE (user equipment) devices on the network according to one or more parameters, the access control agent being remote from the UE. | 2009-07-23 |
20090185577 | TRANSMISSION APPARATUS AND TRANSMISSION METHOD - A transmitter transmits data to a communicating opponent with a better channel condition with use of one or more frequency blocks including one or more carrier frequencies. The transmitter includes a communicating opponent selection unit evaluating the channel condition for each frequency block for each of plural communicating opponents and selecting one or more communicating opponents from the plurality of communicating opponents, a modulation scheme determination unit determining at least a modulation scheme depending on the evaluated channel condition, a control channel generation unit generating a control channel indicative of the determined modulation scheme and one or more frequency blocks available for the selected communicating opponents to receive a data channel, and a channel transmission unit providing the selected communicating opponents with the control channel and the data channel modulated in accordance with the modulation scheme. | 2009-07-23 |
20090185578 | METHOD, APPARATUS AND SYSTEM FOR TRANSMITTING FIBER CHANNEL SERVICE - The present invention provides an apparatus and system for transmitting fiber channel services. The apparatus includes an FC service transmission module, a mapping module, a label adding module, an FC service receiving module, a label removing module, and a demapping module. In the embodiments of the present invention, transport channel labels are added for FC services, and FC services are multiplexed into a packet physical interface. Thus, FC services can be transmitted in the packet switched network transparently. Besides, FC services are loaded into the Ethernet payload so that there is no need to generate a GFP idle frame to adapt to the Ethernet payload, thus simplifying the process. | 2009-07-23 |
20090185579 | Method and Related Device for Reducing Data Transition in Data Transmission Interface - Reducing data transitions in a data transmission interface includes receiving first data and second data, among which the first data is data being transmitted by the data transmission interface and the second data is next data of the first data in a timing sequence. Corresponding data bits of the first data and the second data are compared to compute how many data bits undergo data transition. If the number of data bits undergoing data transition is greater than half the number of data bits the data transmission interface is capable of transmitting simultaneously, an encoding mode is activated to encode the second data, and an encoding result corresponding to the second data is outputted. | 2009-07-23 |
20090185580 | Enabling flexibility of packet length in a communication protocol - In one embodiment, the present invention includes a method for transmitting a packet from a transmitter to a receiver along an interconnect and terminating transmission of the packet at a packet disconnect boundary, which has a length less than a payload length of the packet. After such termination, another packet such as a higher priority packet can be transmitted, or a remainder of the original packet may be transmitted as a separate packet. Other embodiments are described and claimed. | 2009-07-23 |
20090185581 | NETWORK MESSAGE TRANSFORMATION DEVICE AND METHODS THEREOF - A method of transforming messages for communication via a network includes receiving a message from an application being executed at a processor. The message is received at a connection object, which transforms the received message based on characteristics of the connection object. The characteristics can be determined via a negotiation between the source and target of the message. The connection object provides the transformed message to a protocol layer, which forms packets based on the message. The connection object thus transforms each message independent of the transmission protocol used to communicate the message to the target, thereby improving communication bandwidth and efficiency. | 2009-07-23 |
20090185582 | Unified data packet for encapsulating data packets having diverse formats - Embodiments of the present invention described and shown in the specification and drawings facilitate the transportation of data packets having diverse formats through a general packet switching system. Due to the diverse formats of the data packets used by various common communications protocols, it is has been difficult to produce general packet switching systems that are able to switch multiple protocols. Embodiments of the present invention provide a Unified Data Packet for encapsulating data packets having diverse formats. Through encapsulation, embodiments of the present invention improve switching system efficiency by providing a single data packet format for handling by the switching system while enabling data packets in diverse formats to pass through the switch. | 2009-07-23 |
20090185583 | UV and Visible Laser Systems - A laser system comprising: a light source generating light, said light source comprising at least two laser sources of different wavelengths; and a frequency converter operatively coupled to said light source to accept the light provided by said light source and to convert it to higher optical frequency such that said frequency converter is producing light output at the final output wavelength situated in the 150-775 nm range. | 2009-07-23 |
20090185584 | LASER OSCILLATOR - The present invention provides a laser oscillator using an electroluminescent material that can enhance directivity of emitted laser light and resistance to a physical impact. The laser oscillator has a first layer including a concave portion, a second layer formed over the first layer to cover the concave portion, and a light emitting element formed over the second layer to overlap the concave portion, wherein the second layer is planarized, an axis of laser light obtained from the light emitting element intersects with a planarized surface of the second layer, the first layer has a curved surface in the concave portion, and a refractive index of the first layer is lower than that of the second layer. | 2009-07-23 |
20090185585 | MODE-MATCHING SYSTEM FOR TUNABLE EXTERNAL CAVITY LASER - An external cavity laser includes a lasing cavity and an optically coupled feedback cavity having differently spaced resonant lasing and feedback mode frequencies. The lasing modes can be collectively or individually matched to selected feedback modes. For example, a current driving the lasing cavity can be adjusted to shift individual lasing modes into alignment with the selected feedback modes. | 2009-07-23 |
20090185586 | WAVELENGTH TUNING APPARATUS AND METHOD THEREOF - A wavelength tuning apparatus and method that maintain highest efficiency with a single angle manipulation without changing a position of input/output light. For this, the wavelength tuning apparatus and method include a transmission-type diffraction grating and a mirror that are constructed in one-body type so that a light path that enables an optimal efficiency diffraction angle of the diffraction grating can be formed, and rotates the one-body construction to obtain a desired wavelength. Accordingly, efficiency and precision of manipulation and control can be increased, and costs can be reduced. | 2009-07-23 |
20090185587 | LASER GENERATOR AND METHOD OF CONTROLLING THE SAME - A laser generator includes a generation means for pumping by a pumping light source ( | 2009-07-23 |
20090185588 | METHOD AND APPARATUS FOR PRODUCING ARBITRARY PULSETRAINS FROM A HARMONIC FIBER LASER - A system for producing frequency converted light includes a first seed laser operable to provide a first laser signal and a second seed laser operable to provide a second laser signal. The system also includes an optical combiner optically coupled to the first seed laser and the second seed laser. The optical combiner is operative to combine the first laser signal and the second laser signal into a combined laser signal. The system further includes a power amplifier optically coupled to the optical combiner. An intensity of both the first laser signal and the second laser signal are increased by the power amplifier. The system additionally includes a harmonic converter optically coupled to the power amplifier. | 2009-07-23 |
20090185589 | SEMICONDUCTOR LIGHT-EMITTING DEVICE - A light-emitting device which includes a semiconductor light-emitting element, and a plurality of plate-like wavelength conversion members which are disposed to face the semiconductor light-emitting element and are inclined with respect to the optical axis of excitation light emitted from the semiconductor light-emitting element, the plate-like wavelength conversion members containing respectively a fluorescent material which is capable of absorbing the excitation light and outputting light having a different wavelength from that of the excitation light, and the plate-like wavelength conversion members as a whole emitting visible light. | 2009-07-23 |