17th week of 2012 patent applcation highlights part 30 |
Patent application number | Title | Published |
20120099515 | RANDOM ACCESS METHOD FOR RELAY NODES - The present invention discloses methods for random access of a Relay Node (RN), which includes one method for random access wherein a RN monitors R-PDCCH and receives a random access response message according to a random access-radio network temporary identifier through the R-PDCCH. By the present invention, the random access procedure of the RN is achieved. | 2012-04-26 |
20120099516 | MOBILE COMMUNICATION SYSTEM - A radio base station including a mobile communication system, a first relay node and a second relay node which are connected via a radio bearer, the second relay node and a radio base station which are connected via a radio bearer, where a mobile station is configured to perform a handover process between a first state, in which a radio bearer is set with the first relay node in order to communicate via the first relay node, the second relay node, and the radio base station, and a second state, in which a radio bearer is set with the radio base station in order to communicate via the radio base station, and a mobile station is configured such that during the handover process. Control signals involved in the handover process are sent and received via the radio bearer between the first relay node and the second relay node and via the radio bearer between the second relay node and the radio base station. | 2012-04-26 |
20120099517 | Mobile Communication System, Radio Base Station Controller, and Relocation Method - Radio base stations connect by radio lines with radio terminals in cells that make up each radio base station and relay data communication realized by the radio terminals on bearers on radio lines. Base station controllers record correspondence information of the data flow of data communication with the radio terminals and the bearers on the radio lines and, by referring to the correspondence information, effects termination of data communication with the radio terminals. When, in a state in which a drift base station controller relays and transfers data communication between radio base stations to which the radio terminals are connected and a serving base station controller, the serving base station controller is transferred to the drift base station controller, the plurality of base station controllers then report to the drift base station controller the correspondence information from the serving base station controller. | 2012-04-26 |
20120099518 | APPARATUS FOR TRANSMITTING AND RECEIVING CONTROL INFORMATION FOR REPEATER AND METHOD THEREOF - Disclosed are an apparatus for transmitting and receiving control information for a relay node and a method thereof. The relay node for receiving control information in a wireless communication system comprises: a receiving module for receiving through higher layer signaling from a base station the information on a resource block (RB) which the relay node should search to receive the control information; a processor for detecting the control information from the first RB by blind-decoding at least one received RB which should be searched; and a receiving module for receiving through the first RB from the base station the control information detected by the processor. | 2012-04-26 |
20120099519 | METHOD AND DEVICE FOR SIGNAL TRANSMISSION ON A WIRELESS COMMUNICATIONS SYSTEM - A method for signal transmission in a wireless communication system is provided. The method includes: transmitting backhaul resource allocation information by a base station to a relay node; decoding the backhaul resource allocation information by the relay node; and transmitting backhaul downlink control information and backhaul downlink data by the base station to the relay node, wherein a start position of a symbol for transmitting the backhaul downlink control information is fixed to a specific symbol of a backhaul link subframe, and the backhaul resource allocation information includes information on a radio resource for transmitting the backhaul downlink data. | 2012-04-26 |
20120099520 | SIGNAL TRANSMITTING AND RECEIVING METHOD OF REPEATER AND REPEATER USING THE SAME - The present invention relates to a method for a repeater to transmit and receive a signal on a downlink sub frame in a wireless communication system, comprising the steps of: transmitting a first physical downlink control channel (PDCCH) to terminals positioned within a repeater cell on a downlink sub frame; and receiving a second PDCCH or a physical downlink shared channel (PDSCH) from a base station after a first guard time succeeding a first PDCCH section elapses, wherein a second guard time succeeding the PDSCH or the second PDCCH received from the base station is allocated to the downlink sub frame, and the repeater receives the second PDCCH through a certain range of symbols in accordance with information on the predetermined control channel section, which is received from the base station. | 2012-04-26 |
20120099521 | CENTER DISTRICT DUAL MODE NETWORK SYNCHRONIZATION ACQUISITION METHOD AND APPARATUS FOR SATELLITE COMMUNICATION SYSTEM - A center district network synchronization acquisition apparatus and method capable of accommodating both a GPS mode based terminal and an NCR mode based terminal. The center district network synchronization acquisition apparatus for a satellite communication system according to an exemplary embodiment includes: a timing generating unit configured to generate an interrupt signal by being synchronized with a PPS (pulse per second) signal received from a reference clock generation module, an NCR counter configured to extract a corresponding NCR (network clock reference) value at a timing indicated by the interrupt signal, and a packet generating unit configured to generate an MPEG2-TS packet including the NCR value extracted according to the interrupt signal. Therefore, this apparatus can accommodate both a GPS mode based terminal and an NCR mode based terminal. As a result, the satellite communication system can operate regardless of the network synchronization mode performed by the terminal. | 2012-04-26 |
20120099522 | CELL SELECTING APPARATUS AND CELL SELECTING METHOD - A cell selection apparatus is used in the environment in which multiple communication systems coexists and at least one of the communication systems use guard intervals inserted in the transmission signal. The apparatus includes delay profile creation means ( | 2012-04-26 |
20120099523 | ENSURING CONTENT FILTERING THROUGH A SPECIALIZED TIER OF PROXY CACHES AT THE BASE STATION - Embodiments of the invention provide a method, system and computer program product for content caching with remote filtering services in a radio access network (RAN). In an embodiment of the invention, a method for content caching with remote filtering services in a RAN can include receiving a response to a request from an end user device wirelessly coupled to a base station of the RAN, marking the response as uncacheable, and routing the response to the base station over a data communications network. In one aspect of the embodiment, the response can be received in an RNC of the RAN. Of note, the process of marking the response as uncacheable can depend upon the evaluation of a policy with respect to the response. Finally, in another aspect of the embodiment, marking the response as uncacheable, can include annotating a hypertext transfer protocol (HTTP) header of the response to indicate that the response is not to be cached in the base station. | 2012-04-26 |
20120099524 | DELIVERY REPORT FOR TEXT MESSAGES IN SIP COMMUNICATIONS - Systems and methods are disclosed for providing a delivery status of a text message in a SIP response. In one embodiment, a text message system receives a SIP request from an entity in a packet-switched network, where the SIP request encapsulates a text message. The text message system determines a status for delivering the text message to a recipient, and generates a SIP response that includes a delivery status parameter for text messages. The text message system inserts the determined delivery status for the text message in the delivery status parameter of the SIP response, and transmits the SIP response to the entity over the packet-switched network. | 2012-04-26 |
20120099525 | COUNTER CHECK PROCEDURE FOR PACKET DATA TRANSMISSION - A counter synchronization process is described that is event driven rather than conducted on a periodic basis. A receiving device, which may be a user equipment (UE) or a base station, monitors received data packets to detect a rollover of a packet data sequence number in successive data packets. When the sequence number rollover is detected, the receiving device increments the variable data portion of the deciphering key stored in memory. Also in response to this detected rollover event, the receiving device transmits a synchronization message to the source device. | 2012-04-26 |
20120099526 | DECODING DEVICE - A decoding device includes a decoder that conducts decoding on transmission data sent a predetermined number of transmissions from respective communication partners; and a scheduler that identifies transmission data to be decoded by the decoder at a certain decoding timing among decoding timings that occur periodically and that determines whether to decode the identified transmission data at the certain decoding timing, based on a number of transmissions in which the identified transmission data has been sent. | 2012-04-26 |
20120099527 | USER EQUIPMENT, BASE STATION DEVICE, AND COMMUNICATION CONTROL METHOD - A radio base station includes a user equipment configured to execute radio communication with a base station device in a mobile communication system including, a control signal reception unit configured to receive a control signal instructing transmission of an uplink signal and an uplink signal transmission unit configured to transmit an uplink signal to the base station device based on the control signal. The uplink signal transmission unit is configured not to transmit the uplink signal when the information contained in the control signal matches predetermined details. | 2012-04-26 |
20120099528 | RADIO NETWORK CONTROL DEVICE, PACKET SWITCHING DEVICE, CIRCUIT SWITCHING DEVICE, AND INFORMATION REPORTING METHOD - A radio network control device in a mobile communication network includes a first communication unit communicating with a packet switching device in a packet switched domain; a second communication unit communicating with a circuit switching device in a circuit switched domain; and a management unit transmitting information to the packet switching device, the information indicating whether the radio network control device can correctly communicate with the circuit switching device. The management unit transmits the information when transmitting a signal to the packet switching device via the first communication unit, the signal indicating whether the radio network control device can correctly communicate with the packet switching device, or when transmitting an attach request signal to the packet switching device via the first communication unit, the attach request signal being transmitted from a mobile station. | 2012-04-26 |
20120099529 | Arrangement and Method for Session Control in a Wireless Communication Network - An arrangement and method for session control in a wireless UMTS radio access network ( | 2012-04-26 |
20120099530 | COMMUNICATION APPARATUS AND METHOD, COMPUTER PROGRAM, AND COMMUNICATION SYSTEM - Communication operations are optimally conducted by applying space-division multiple access in which wireless resources on a spatial axis are shared among a plurality of users. | 2012-04-26 |
20120099531 | Method for Processing Packets of the IP Type Intended to be Carried Over a Communications Channel of a Wireless Network, and Equipment for Same - A method for processing packets of the IP type within equipment of a wireless communications network comprising an encapsulation of the packets within frames carried over a communications channel of the wireless network. The said encapsulation comprises a first encapsulation of the signalling packets of the IP type within a frame of a first type containing an indication associated with this type of packet, then an additional encapsulation of the said frame of the first type within a frame of a second type different from the first type, and a second encapsulation of the packets transporting the user data of the IP type within a frame of a third type then an additional encapsulation of the said frame of the third type within a frame of the second type. | 2012-04-26 |
20120099532 | METHOD FOR CONSTRUCTING RACH PREAMBLE AND METHOD FOR TRANSMITTING RACH SIGNAL - A wireless communication system is disclosed. A method for constructing a RACH preamble according to a cell radius of a base station (BS) irrespective of a guard time (GT) and a method for allocating the RACH preamble are disclosed. A method for constructing a preamble of a random access channel (RACH) includes acquiring time-length information of a predetermined cyclic prefix (CP) for each cell radius of a base station (BS), acquiring sequence time-length information of a single sequence or a repeated sequence, and constructing the preamble using the predetermined CP time-length information and the sequence time-length information, irrespective of a time length of a guard time (GT). | 2012-04-26 |
20120099533 | Content Caching in the Radio Access Network (RAN) - A system and method to intercept traffic at standard interface points as defined by Cellular/Wireless networks (GSM/GPRS, 3G/UMTS/HSDPA/HSUPA, CDMA, WIMAX, LTE), emulate the respective protocols on either side of the interception point, extract user/application payloads within the intercepted packets, perform optimizations, and re-encapsulate with the same protocol, and deliver the content transparently is disclosed. The optimizations include but are not limited to Content Caching, prediction & pre-fetching of frequently used content, performance of content-aware transport optimizations (TCP, UDP, RTP etc.) for reducing back-haul bandwidth, and improvement of user experience. An additional embodiment of the current invention includes injecting opportunistic content (location based, profile based or advertisement content) based on the information derived while monitoring control plane protocols. | 2012-04-26 |
20120099534 | COMMUNICATION APPARATUS, TRANSMITTING METHOD AND RECEIVING METHOD - A receiving method and apparatus that performs receiving processing of data transmitted at timings of a predetermined interval. The method and apparatus includes transmitting a signal indicating that a data is successfully received when the data transmitted at M | 2012-04-26 |
20120099535 | METHOD AND APPARATUS FOR TRANSMISSION FAILURE DETECTION IN TIME DIVISION SYNCHRONOUS CODE DIVISION MULTIPLE ACCESS (TD-SCDMA) NETWORKS - A method, an apparatus, and a computer program product for wireless communication are provided, wherein a first synchronization signal is transmitted to request access to a Node B; an acknowledgement transmitted from the Node B is detected, wherein the acknowledgment comprises an indication that a second synchronization signal was transmitted after the first synchronization signal; and the first synchronization signal is retransmitted based on the acknowledgment. | 2012-04-26 |
20120099536 | APPARATUS FOR TRANSMITTING AND RECEIVING DATA IN A WIRELESS COMMUNICATION SYSTEM AND METHOD THEREOF - An apparatus for transmitting and receiving data in a wireless communication system method thereof are disclosed. In a terminal of a wireless communication system, the present invention includes receiving a physical downlink control channel (hereinafter abbreviated PD-CCH), receiving a physical downlink shared channel ((hereinafter abbreviated PDSCH), and demodulating the PDSCH by interpreting the PDCCH according to a type of a subframe including the PDCCH and the PDSCH. | 2012-04-26 |
20120099537 | METHOD FOR SIGNALING A MOBILE WIRELESS DEVICE TO SWITCH TO A PRESET CARRIER IN A MULTI-CARRIER 4G NETWORK - A method, a system and an evolved nodeB (eNodeB) that enable user equipment (UE) to switch between carrier groups in a multi-carrier network. A carrier selection and switching (CSS) utility identifies a first and a second set of pre-configured groups of carrier frequencies that are subsequently assigned to a particular UE. The CSS utility notifies the UE of the assigned, pre-configured groups of carrier frequencies and provides the UE with system parameters associated with the first and second pre-configured groups of carrier frequencies. The CSS utility signals the UE to initiate communication via the first preconfigured group of carriers. Based on the occurrence of pre-established conditions, the CSS utility utilizes a switch signal to indicate via physical downlink control channel (PDCCH) to the UE (a) when to begin utilizing the second group of preconfigured carrier frequencies and (b) when to make subsequent switches between carrier groups. | 2012-04-26 |
20120099538 | SYSTEM AND METHOD FOR PROVISIONING FLOWS IN A MOBILE NETWORK ENVIRONMENT - An example method is provided and includes receiving a request from a mobile node for an Internet protocol (IP) address and establishing a point-to-point (PPP) link for the mobile node. The method also includes provisioning a first tunnel associated with a first communication flow for the mobile node, and provisioning a sub-tunnel with the first tunnel for a second communication flow. The second communication flow is associated with a high priority type of data to be transported on the sub-tunnel. In more specific embodiments, a call admission control (CAC) mechanism is used to establish the sub-tunnel with the first tunnel for the second communication flow. Additionally, an inner label is installed in a header of a packet associated with the second communication flow in order to identify the sub-tunnel. | 2012-04-26 |
20120099539 | LOCAL MOBILITY ANCHOR, PROXY ROUTER, AND MANAGEMENT METHOD FOR SUPPORTING NETWORK MOBILITY IN PROXY MOBILE IPv6 NETWORK - Provided are an LMA, a proxy router, and a management method for supporting NEMO in a PMIPv6 network. To support mobility in the PMIPv6 network for mobile nodes forming one node group within a mobile network, the proxy router for delivering signal and data between the mobile nodes and the PMIPv6 network delivers mobile home network prefixes allocated by the LMA of the PMIPv6 network to the mobile nodes. The LMA generates a group ID corresponding to the node group. Packet delivery costs due to an unnecessary tunnel may be reduced by grouping a plurality of mobile nodes constituting a mobile network, and using and managing flags and the same group ID. | 2012-04-26 |
20120099540 | INTERFERENCE SUPPRESSION DURING DEVICE-TO-DEVICE COMMUNICATIONS - A method is disclosed that includes selecting one or more terminals involved in a device-to-device communication to which interference caused by a transmission to one or more other terminals should be suppressed, and choosing a number of degrees of freedom from a predetermined number of degrees of freedom to be used to suppress interference towards the selected one or more terminals. The method also includes using the remaining degrees of freedom from the predetermined number to increase signal quality to the one or more other terminals and performing precoding based on the chosen number of degrees of freedom and the remaining degrees of freedom. The method further includes, using at least the performed precoding, transmitting information to the one or more other terminals. Apparatus and programs/program products are also disclosed. | 2012-04-26 |
20120099541 | APPARATUS AND METHOD FOR OPERATING MULTI-CHANNEL BASED ON WIRELESS ACCESS IN VEHICULAR ENVIRONMENTS - In a vehicle communication system, a multi channel operation apparatus for communication of a vehicle or a road side base station operates a multi channel in one physical layer and differentially transmits a frame through a corresponding channel according to a user priority order value of a frame to transmit. | 2012-04-26 |
20120099542 | CENTER FREQUENCY CONTROL METHOD IN WIRELESS ACCESS SYSTEM - The present invention relates to a method and an apparatus that supports a multi-carrier wireless access system for transmitting and receiving system information. The 1st embodiment of the present invention is a method for controlling a center frequency in a wireless access system comprising the steps of: receiving a control message including a 1st parameter which indicates a configuration of carrier groups and a 2nd parameter which indicates whether the center frequency is controlled from a base station; deriving the center frequency of carriers allocated to a mobile terminal by using the 1st parameter; and controlling the center frequency by using the 2nd parameter. | 2012-04-26 |
20120099543 | TRANSMISSION METHOD OF BASE STATION FOR RANDOM ACCESS RESOURCE ALLOCATION, TRANSMISSION METHOD OF TERMINAL FOR USING THE RANDOM ACCESS RESOURCE ALLOCATION, AND APPARATUS FOR THEREOF - Provided is a communication method of a base station for random access resource allocation, the communication method including broadcasting system information (SI) that includes information about an extra physical random access channel (xPRACH) of a machine type communication (MTC) terminal and information about a physical random access channel (PRACH) of a general terminal, each of the xPRACH of the MTC terminal and the PRACH of the general terminal having a separated resource space, and receiving a random access attempt from the MTC terminal in response to the broadcast. | 2012-04-26 |
20120099544 | Enhanced Inter-Network Access Node Scheduling Coordination And Signaling Support For Advanced Receiver Algorithms - A method includes operating a network access node to determine, in cooperation with at least one other network access node, a coordinated scheduling granularity having a plurality of physical resource blocks; and signaling an indication of the determined coordinated scheduling granularity to at least one mobile device served by the network access node for use in enhancing estimation at a receiver of the mobile device, such as when estimating an interference covariance matrix. Apparatus for performing the method is also disclosed, as are mobile device methods and apparatus for receiving and using the signaling. | 2012-04-26 |
20120099545 | METHOD AND APPARATUS FOR TRANSMITTING CONTROL INFORMATION IN WIRELESS COMMUNICATION SYSTEM - A wireless communication system is disclosed. Disclosed herein are methods for transmitting a physical uplink control channel (PUCCH) signal in a wireless communication system, which includes setting transmit power for the PUCCH signal, and an apparatus thereof. If the PUCCH signal is transmitted on a subframe configured for a scheduling request (SR), the PUCCH signal includes one or more hybrid automatic repeat request acknowledgement (HARQ-ACK) bits and an SR bit. When determining the transmit power for the PUCCH, the SR bit is selectively considered depending on whether or not a transport block for an uplink shared channel (UL-SCH) is present in the subframe. | 2012-04-26 |
20120099546 | METHOD AND APPARATUS FOR ALLOCATING AND SIGNALING ACK/NACK RESOURCES IN A WIRELESS COMMUNICATION SYSTEM - Methods and apparatus are provided for receiving a physical downlink control channel in a wireless communication system. The physical downlink control channel is received. The physical downlink control channel is decoded. A scheduling type is determined using scheduling type information in the physical downlink control channel. Scheduling information is determined for a data channel according to the scheduling type. | 2012-04-26 |
20120099547 | METHOD, APPARATUS, AND SYSTEM FOR PROCESSING REFERENCE SIGNAL - Embodiments of the present invention disclose a method, an apparatus, and a system for processing a reference signal. The present invention relates to the field of radio communications technologies, and solves a technical problem that it is impossible to meet a requirement for measurement of downlink channels of multiple cells in a coordinated multipoint transmission/reception (CoMP) scenario in the prior art. According to the embodiments of the present invention, a reference signal is sent in a specified pilot position to a target user equipment (UE) where data puncturing is performed, in positions corresponding to the specified pilot position, with respect to data symbols simultaneously sent by an evolved NodeB (eNB) to which another cell in a CoMP set of the UE belongs, and the specified pilot position is orthogonally separated from a reference signal pilot position of the another cell in the CoMP set. | 2012-04-26 |
20120099548 | Method and Communication Device for Assigning Scheduling Grant - The present invention discloses a method and a communication device for assigning a scheduling grant. The method for assigning a scheduling grant includes: receiving a grant value, an E-TFCI offset value, and a data stream identifier corresponding to the E-TFCI offset value, where the E-TFCI offset value is determined by the Node B according to data transmitted by a mobile terminal through two data streams; determining, according to the grant value, a transport block size of the data stream identified by the data stream identifier in a current TTI; and determining a transport block size of the other data stream in the current TTI according to the transport block size and the E-TFCI offset value. in the embodiments of the present invention the MIMO technology may be applied to the HSUPA technology. | 2012-04-26 |
20120099549 | COMMUNICATION METHOD, COMMUNICATION TERMINAL, AND BASE STATION APPARATUS - A radio transmitting apparatus and a radio transmitting method wherein the increase of the guard time in a random access region is reduced to secure the data transmitting region of an upstream line. In this apparatus, when a received signal power estimated by a received signal power estimating part ( | 2012-04-26 |
20120099550 | ADDRESSING SCHEMES FOR WIRELESS COMMUNICATION - In an addressing scheme for wireless communication a communication channel may be defined based on a unique identifier associated with a destination node or a source node. In addition, a short identifier may be included in messages sent over the communication channel such that a node may uniquely identify the source node or destination node for the message. A node may use a short identifier as an index into a lookup table to determine one or more parameters to be used for communicating with another node. | 2012-04-26 |
20120099551 | SYSTEM FOR UPLINK SCHEDULING PACKET BASED DATA TRAFFIC IN WIRELESS SYSTEM - A system for allocating bandwidth resources among various mobile stations which are wirelessly connected to a base station. The length of the data queue in each mobile station is determined and information regarding that length is placed in a field in the outgoing data packet. When it is received in the base station, this field is decoded and the queue length information used to allocate bandwidth resources among the mobile station connections. This allows a very quick response to data queue lengths and accordingly better service. | 2012-04-26 |
20120099552 | WIRELESS TRANSMISSION SYSTEM HAVING REDUCED INTERFERENCE - In the present invention, a wireless transmission system includes a plurality of mobile stations in a cell area, and a base station. The base station divides each of an uplink frame and a downlink frame into a plurality of blocks, assigns a specific one of the plurality of blocks to each of the plurality of the mobile stations, assigns a specific frequency channel to the mobile station, and notifies the specific block and the specific frequency channel to the mobile station. The length of each of the plurality of blocks is optional, and a sum of the lengths of the plurality of blocks is equal to the length of the frame. | 2012-04-26 |
20120099553 | MOBILE COMMUNICATION SYSTEM, BASE STATION APPARATUS, MOBILE STATION APPARATUS, AND MOBILE COMMUNICATION METHOD - Provided is a mobile communication system in which a base station apparatus and a mobile station apparatus communicate with each other using a plurality of component carriers, wherein the base station apparatus persistently allocates a first physical uplink control channel to the mobile station apparatus, dynamically allocates a second physical uplink control channel to the mobile station apparatus, and allocates a physical uplink shared channel to the mobile station apparatus, and the mobile station apparatus performs simultaneous transmission on the physical uplink shared channel and the second physical uplink control channel when transmission on the first physical uplink control channel, transmission on the second physical uplink control channel, and transmission on the physical uplink shared channel occur in the same sub-frame. | 2012-04-26 |
20120099554 | WIRELESS COMMUNICATION DEVICE AND WIRELESS COMMUNICATION METHOD - The overhead of notifications of other-user modulation information contained in individual control information in a multiuser-MIMO mode is reduced. A wireless communication device according to the invention includes: a pilot sequence allocation section which allocates pilot sequence numbers that are used in spatial multiplexing streams based on modulation information of the spatial multiplexing streams to a plurality of counterparty wireless communication devices that perform multiuser-MIMO transmission; a first modulation information generation section which generates modulation information and pilot sequence allocation number information that are related to a first spatial multiplexing stream addressed to a first counterparty wireless communication device of the plurality of counterparty wireless communication devices; and a second modulation information generation section which generates modulation information related to spatial multiplexing streams addressed to other counterparty wireless communication devices excluding the first counterparty wireless communication device, in order of pilot sequence numbers allocated to the spatial multiplexing streams addressed to the other counterparty wireless communication devices excluding the first counterparty wireless communication device. The wireless communication device notifies the first counterparty wireless communication device of the modulation information and pilot sequence allocation number information which are generated by the first modulation information generation section and the second modulation information generation section. | 2012-04-26 |
20120099555 | TERMINAL APPARATUS, BASE STATION APPARATUS, FEEDBACK METHOD AND RETRANSMISSION CONTROL METHOD - Disclosed are a terminal apparatus and a base station apparatus wherein the collision of the response signals of a plurality of terminals can be avoided. A response control unit ( | 2012-04-26 |
20120099556 | METHOD FOR RECONFIGURING USER BITMAP IN WIRELESS ACCESS SYSTEM - Disclosed are methods for reconfiguring a user bitmap in a group resource allocation method and apparatuses for supporting the same. In one embodiment of the present invention, the methods for reconfiguring the user bitmap in group resource allocation (GRA) may comprise the steps of receiving a control signal that includes a mobile indicator for indicating whether user bitmap is reconstructed from a base station, a user bitmap state bitmap (UBSB) for indicating scheduled and non-scheduled terminals which belong to the GRA, and the user bitmap for indicating the scheduled terminal, determining on the basis of the control signals whether the user bitmap is reconfigured, and reconfiguring the user bitmap by using the UBSB and the user bitmap. | 2012-04-26 |
20120099557 | METHOD FOR DETERMINING A MODULATION AND CODING SCHEME IN A BROADBAND WIRELESS ACCESS SYSTEM - The present invention relates to a broadband wireless access system, and more particularly, to a method in which a terminal determines a modulation and coding scheme (MCS) of uplink allocation information received from a base station under a condition such as that of a random access process in which both the terminal and the base station do not know each other's channel state. According to one exemplary embodiment of the present invention, a method of transmitting data comprises: receiving, from the base station, uplink allocation information for indicating an uplink resource for transmitting the specific data: determining a lowest modulation and coding scheme (MCS) to be applied to the specific data using information on the size and allocation size of the specific data; and transmitting to the base station via the uplink source, the specific data to which the determined MCS is applied. | 2012-04-26 |
20120099558 | Spectral Arrangement for Radio Resources - A spectral arrangement for radio resources is usable for transmitting radio data within a telecommunication network. The spectral arrangement includes (a) a first radio resource usable for transmitting radio data in a first data flow direction, wherein the first data flow direction is either an uplink direction or a downlink direction, (b) a second radio resource usable for transmitting radio data in a second data flow direction, wherein the second data flow direction is opposite to the first data flow direction, (c) a third radio resource usable for transmitting radio data in the second data flow direction and (d) a guard band, which on the frequency scale is located between the first radio resource and the second radio resource such that the first radio resource is separated from the second radio resource Between the second radio resource and the third radio resource there is provided no guard band. | 2012-04-26 |
20120099559 | MASTER STATION IN COMMUNICATIONS SYSTEM AND ACCESS CONTROL METHOD - A communication band is divided into: a beacon period in which every master station transmits a beacon packet in competition with one another; a guaranteed-band period (e.g., a TDMA period or an FDMA period) in which only a specific permitted station is allowed access; and a CSMA period in which every station is allowed access in competition with one another. Plural master stations exchange information of a communication band used in the guaranteed-band period with each other, and based on the respective information, a communication band available to the master station's own communications system in the guaranteed-band period is calculated. | 2012-04-26 |
20120099560 | METHOD AND APPARATUS FOR DETACHMENT FROM A WIRELESS COMMUNICATION NETWORK - Techniques are provided for efficient detachment from or attachment to wireless network(s). In one example, there is provided a method, operable by the user equipment (UE), that may involve connecting to a first wireless network (e.g., a 3GPP network) associated with a first access point name (APN), and connecting to a second wireless network (e.g., a WAN) associated with a second APN. The method may involve performing handover for the first APN from the first wireless network to the second wireless network. The method may involve performing detach for the first APN from the second wireless network. | 2012-04-26 |
20120099561 | Handover Control Method and Device - A handover control method is applicable to handover between networks adopting different access technologies. A serving gateway of a source network buffers downlink data of a user terminal on the source network after the source network determines that the user terminal is ready to be handed over to a target network. The serving gateway of the source network sends the downlink data to a serving gateway of the target network after the user terminal is handed over from the source network to the target network. | 2012-04-26 |
20120099562 | Methods And Apparatus For use In Improving Network Coverage For Voice Or Data Calls - To improve network coverage or reduce false handover triggering, at least one client terminal is set to operate as a virtual access point (VAP) in a first wireless network by an AP controller. If a mobile device detects that a signal quality estimate of communications via an AP of the first wireless network is below a first value, the mobile device performs a handover procedure to the VAP. While maintaining the call via the VAP, if the mobile device detects that the signal quality estimate is back above the first value, the mobile device performs a handover procedure back to the AP of the first wireless network. On the other hand, if the mobile device detects that the signal quality estimate is below a second value which is less than the first value, the mobile device performs a vertical handover procedure from the VAP to a base station of a second wireless network. | 2012-04-26 |
20120099563 | NETWORK SELECTION FOR MULTIPLE NETWORK PLATFORMS - Embodiments provide methods, systems, and apparatuses to generate and send a command message to a mobile device connected to a first wireless network to command the mobile device to connect to one of one or more candidate wireless networks. The message includes embedded service flow context information of the candidate networks including one or more attributes of the candidate wireless networks that are of potential interest to the mobile device in determining a performance or security impact if the mobile device switches to the one or more wireless networks. The mobile device can conditionally refuse the command if the candidate wireless networks are unable to meet one or more service level requirements of the apparatus. Other embodiments are disclosed and described. | 2012-04-26 |
20120099564 | METHOD AND APPARATUS FOR DISTRIBUTING VIDEO PACKETS OVER MULTIPLE BEARERS FOR PROVIDING UNEQUAL PACKET LOSS PROTECTION - A method and apparatus distributes video packets over multiple bearers for providing unequal packet loss protection. The method includes a packet processing function receiving a plurality of packets collectively comprising a flow of sequential data included in a sequence of media frames. For each packet, the packet processing function: applies a bearer selection process to select one of a plurality of bearers for transporting the packet over an access network, wherein each bearer has a different quality of service level which influences the probability of the transported packets being intentionally discarded by the access network, wherein the bearer selection process causes distribution of the plurality of packets across the plurality of bearers such that each bearer carries non-consecutive packets both within any given media frame and across sequential media frames and provides unequal packet loss protection for the packets in the plurality; and provides an indication of the selected bearer. | 2012-04-26 |
20120099565 | SYNCHRONIZATION ACQUISITION METHOD AND APPARATUS IN MULTI-CARRIER SYSTEM - Provided are a synchronization acquisition method and apparatus in a multi-carrier system. A terminal acquires the synchronization for a first downlink component carrier by detecting a primary synchronization signal (PSS) and a secondary synchronization signal (SSS) in the first downlink component carrier. The terminal acquires the synchronization for a second downlink component carrier by detecting a reference signal in the second downlink component carrier. | 2012-04-26 |
20120099566 | WIRELESS DOCKING WITH OUT-OF-BAND INITIATION - Example method, apparatus, and computer program product embodiments are disclosed to enable out-of-band communications to be used in out-of-band initialization methods for simplified configuring of an in-band wireless docking environment for wireless devices. An example embodiment of the invention includes composing a wireless configuration for a plurality of devices in an in-band short-range wireless docking environment, by using out-of-band connections from a mobile device to the plurality of devices to send in-band short-range communication connection parameters including a timer value related to an expected completion time of a connection handover to in-band short-range communication. | 2012-04-26 |
20120099567 | USING ENCAPSULATION TO ENABLE 802.1 BRIDGING ACROSS 802.11 LINKS - In an example embodiment, packet encapsulation is employed to facilitate bridging between bridge ports that do not reflect frames (such as 802.1 compatible bridge ports) and bridge ports that do reflect frames (such as 802.11 compatible clients). Packets from a wireless access point may be sent twice, once with a predefined multicast address for processing by 802.11 clients contained in bridges, and once with the original destination address. In particular embodiments, additional means may be employed to minimize the circumstances where packets are duplicated. | 2012-04-26 |
20120099568 | FACILITATING DISTRIBUTED CHANNEL ACCESS FOR TRANSMISSIONS IN A WIRELESS COMMUNICATION ENVIRONMENT - Methods and apparatuses are provided for facilitating distributed transmissions among a plurality of access terminals for a transmission sequence. An access point may assign a predecessor transmitter device for each of a plurality of access terminals, and may transmit to each access terminal an instruction to follow a respective preceding transmission by the predecessor transmitter. An access terminal may receive the transmission including the instruction, and may monitor for and detect the preceding transmission. The access terminal may then transmit a transmission after the completion of an interframe space that may follow the detected preceding transmission. | 2012-04-26 |
20120099569 | Femtocell Configuration - A method and apparatus for configuring a first cellular base station such as a femtocell to operate in a digital cellular telecommunications network includes: placing the first cellular base station in the digital cellular telecommunications network; detecting with a radio receiver at least one second operating cellular base station within the digital cellular telecommunications network; demodulating a first transmission of the at least one second cellular base station transmitter to obtain a first data stream; predictively modifying the first data stream to create a modified first data stream; correlating at least one periodic portion of the modified first data stream to form an enhanced data signal; decoding the enhanced data signal to obtain information; and configuring the first cellular base station with the information. | 2012-04-26 |
20120099570 | WIRELESS BASE STATION AND SIGNAL PROCESSING METHOD - A total of n signal processing circuits respectively constituted by independent circuit blocks process signals at the Data Link and Physical Layers. The signal processing circuits are associated with respective n groups of M/n subcarriers each, to process signals at the Data Link and Physical Layers. For example, the signal processing circuit independently processes signals of the subcarrier group at the Data Link and Physical Layers, the signal processing circuit independently processes signals of the subcarrier group at the Data Link and Physical Layers, and so on. The signal processing circuit independently processes signals of the subcarrier group at the Data Link and Physical Layers. | 2012-04-26 |
20120099571 | GENERIC MULTISERVICE NETWORK CENTRE FOR CREATING AND ORCHESTRATING NETWORK APPLICATIONS AND SERVICES - The present invention relates to a digital telecommunications system for creating, integrating, grouping, managing, deploying, activating and orchestrating mobile, fixed, IP, converged and next generation services and networks. Said system is called MULTI-SERVICE NETWORK CENTER ( | 2012-04-26 |
20120099572 | COMMUNICATION DEVICE, COMPUTER PROGRAM PRODUCT, AND METHOD OF CONTROLLING OPERATION OF COMMUNICATION DEVICE - A mobile communication device includes a mobile communication interface that can perform data communication through a mobile communication network and a wireless LAN interface that can selectably operates as a station or an access point to perform wireless communication. A mobile communication device can perform control in a station mode of causing the wireless LAN interface to operate as a station and control in an access-point mode of relaying communication packets through the mobile communication interface and the wireless LAN interface so the wireless LAN interface operates as an access point. The mobile communication device autonomously switches an operation mode between the station mode and the access-point mode in accordance with a communication environment. | 2012-04-26 |
20120099573 | Roaming in Communications System - The present solution relates to providing a call service in a communication system, where in response to recognizing a predetermined event related to a user terminal (UEA), it is checked ( | 2012-04-26 |
20120099574 | COMMUNICATION DEVICE, COMPUTER READABLE MEDIUM AND RELAY METHOD USING SAME - A communication device including a wireless local area network (LAN) interface and a wired LAN interface with a plurality of wired ports. The communication device obtains a media access control (MAC) address of a terminal connected to a wired port to relay communication between the terminal and a wireless device via the wireless LAN interface and the wired LAN interface by establishing an independent connection between the terminal and the wireless device using this MAC address. | 2012-04-26 |
20120099575 | APPARATUS AND METHOD FOR COMPLEX COMMUNICATION - A complex communication apparatus transmits/receives voice information with other complex communication apparatuses through a set voice channel. The complex communication apparatus broadcasts a signaling packet expressing a destination identifier representing a desired communication type of one-to-one communication, group communication, and broadcast communication with other complex communication apparatuses and information of the set voice channel and performs voice communication with a complex communication apparatus corresponding to a destination identifier of other complex communication apparatuses, having received the signaling packet. | 2012-04-26 |
20120099576 | PARALLEL WIRELESS COMMUNICATION APPARATUS, METHOD, AND SYSTEM - An access point in a wireless network communicates with multiple mobile stations simultaneously using spatial-division multiple access. | 2012-04-26 |
20120099577 | Methods and Arrangements in a Telecommunications Network - The present invention relates to methods and arrangements in a base station and a user equipment for determining an uplink transmission timing correction for communication in a telecommunication system in which aggregation of component carriers is applied. The base station receives a signal from the user equipment on a uplink (UL) component carrier and measures the arrival time of the signal. A timing correction of the UL transmission timing based on the arrival time of the signal is determined. Thereupon the base station determines for which of the uplink component carriers used by the user equipment the timing correction is valid. The timing correction and the validity information is sent to the user equipment. The user equipment adjusts the UL transmission timing for each UL component carrier the timing correction is valid for. | 2012-04-26 |
20120099578 | MOBILE STATION, POSITION MANAGEMENT APPARATUS, SUBSCRIBER INFORMATION MANAGEMENT APPARATUS, MOBILE COMMUNICATION SYSTEM, ACCESS CONTROL APPARATUS, HOME BASE STATION AND COMMUNICATION METHOD - A system includes a subscription storage that stores an APN for identifying a home base station and the service class available for a UE as subscription information, in correspondence with a mobile terminal identifier for identifying UE; a positional information update request receiver for receiving a positional information update request of UE | 2012-04-26 |
20120099579 | ZIGBEE GATEWAY AND IP SERVICE SERVER INTERWORKING WITH ZIGBEE GATEWAY THROUGH IP NETWORK - A Zigbee gateway connected to a Zigbee node by a Zigbee network and connected to an IP service server through an IP network includes a primitive transport layer module and a Zigbee network layer module. The primitive transport layer module of the Zigbee gateway extracts first data from a first primitive frame packet transferred through the IP network from the IP service server. The Zigbee network layer module receives the first data from the primitive transport layer module and transfers the first data to a Zigbee node. The IP service server interworking with the Zigbee gateway through the IP network includes a primitive transport layer module and a Zigbee application layer module. The primitive transport layer module of the IP service server extracts first data from a first primitive frame packet transferred through the IP network from the Zigbee gateway. The Zigbee application layer module receives the first data from the primitive transport layer module. | 2012-04-26 |
20120099580 | METHOD AND SYSTEM FOR REDUCTION OF PEAK-TO-AVERAGE POWER RATIO OF TRANSMISSION SIGNALS COMPRISING OVERLAPPING WAVEFORMS - The present invention provides a method and system for reducing the peak to average power ratio (PAP) of a signal with low computational complexity. According to one embodiment, the present invention is applied to reduce the PAP of an OFDM signal. According to an alternative embodiment, the present invention, is applied to reduce the PAP of a CDMA signal. Rather than seeking the optimum solution, which involves significant computational complexity, the present invention provides for a number of sub-optimal techniques for reducing the PAP of an OFDM signal but with much lower computational complexity. | 2012-04-26 |
20120099581 | DIGITAL BROADCASTING SYSTEM AND METHOD OF PROCESSING DATA IN DIGITAL BROADCASTING SYSTEM - A digital broadcasting system and a data processing method are disclosed. The data processing method includes receiving a broadcast signal in which main service data and mobile service data are multiplexed, demodulating the broadcast signal to acquire fast-information-channel signaling information including reference time information for a system clock, and outputting demodulation time information of a specific position of a frame of the broadcast signal, decoding the fast-information-channel signaling information, and establishing the reference time information as the system clock at a demodulation time according to on the outputted demodulation time information and decoding the mobile service data according to the system clock. | 2012-04-26 |
20120099582 | SPATIAL REUSE IN DIRECTIONAL ANTENNA SYSTEMS - In directional antennas, spatial reuse involves enabling two communications to occur on the same link at the same time. The communications may be in the same or opposite directions. If no link of sufficient bandwidth is available that does not already have an active communication, a link with an active communication of sufficient bandwidth is located. Then an antenna training sequence may be implemented. A check determines whether the antenna training sequence was successful. If there was interference during the antenna training sequence, then the spatial reuse is not permitted. Otherwise, spatial reuse may be permitted. | 2012-04-26 |
20120099583 | SYNCHRONISING A COMMUNICATIONS DEVICE - In one aspect, the method of synchronising a communications device in a wireless communications network comprises receiving a beacon signal at a first frequency; and receiving a data signal at a second frequency, the beacon signal being used to synchronise reception of the data signal. In another aspect, the method comprises transmitting a beacon signal at a first frequency and transmitting a data signal at a second frequency, the beacon signal being useable to synchronise reception of the data signal. The first frequency is substantially less than the second frequency such that the beacon signal experiences substantially different frequency-dependent propagation effects to the data signal. | 2012-04-26 |
20120099584 | HOME GATEWAY AND TUNER SHARING METHOD - A home gateway transmits data on the Internet to a plurality of customer premise equipments (CPEs) via a cable modem termination system (CMTS) which connect a plurality of other home gateways. The home gateway distributes a plurality of tuners to the plurality of CPEs according to request packets sent by the plurality of CPEs. The home gateway transmits broadcast packets to the other home gateways to inquire whether one of the other home gateways has an unoccupied tuner or not upon the condition that there are no unoccupied tuners of the home gateway, receives data from the Internet via the unoccupied tuner, and transmits the data to one of the CPEs not distributed the tuner. | 2012-04-26 |
20120099585 | PATH NOTIFICATION - A server creates a communication path table indicating a communication path for packet data, based on connection information reported by a parent device and a relay device, and distributes the created communication path table to the parent device, the relay device and a child device. The child device transmits the packet data to a relay device indicated in the communication path table, based on the distributed communication path table. The relay device transfers the packet data transmitted from the child device, to a relay device or a parent device indicated in the communication path table, based on the distributed communication path table. | 2012-04-26 |
20120099586 | SYSTEMS, METHODS, AND APPARATUS FOR MANAGING IP ADDRESSES AND NETWORK TRAFFIC IN WIRELESS NETWORKS - Systems, methods and apparatus described herein include features that enable efficient management of keep-alive messages utilized to maintain IP addresses and/or PDN connections associated with idle data traffic channels. An access terminal may consolidate keep-alive messages for idle data traffic channels, reducing the number of keep-alive messages transmitted. An access terminal may select which idle data traffic channels to maintain, and may transmit a consolidated keep-alive message for associated IP addresses and/or PDN connections. Timers may be associated with PDN connections and sub-timers may be associated with IP addresses associated with a PDN connection. Keep-alive messages can be consolidated based on the timers, sub-timers and/or combination of timers and sub-timers. In a complementary method, a PDN gateway or other network node cooperates with access terminals to reduce network traffic. In another complementary method, the PDN gateway or other network node synchronizes the timers and/or sub-timers provided with an access terminal. | 2012-04-26 |
20120099587 | FORWARDING AND ROUTING IN SENSOR NETWORKS - Opportunistic forwarding of packet based communication is implemented by way of attention to link quality to determine a suitable prioritised route for communication. Ranking of potential routes (or the next hop in a route) can be conducted locally, with reference to a link quality metric also. Channel access by nodes of the same rank in a graph based network can be by way of link quality also. | 2012-04-26 |
20120099588 | CHANNEL CHANGE METHOD, DEVICE, AND SYSTEM - A channel change method, device, and system are provided. One channel change method includes: in a channel change process, reassembling Program Specific Information for decoding media data into a Real-time Transport Protocol packet, in which a stream feature of the Real-time Transport Protocol packet is the same as a stream feature of a Real-time Transport Protocol packet carrying the media data; sending the Real-time Transport Protocol packet carrying the Program Specific Information to a terminal apparatus, and subsequently, sending the Real-time Transport Protocol packet carrying the media data to the terminal apparatus. | 2012-04-26 |
20120099589 | CONTENT MANAGEMENT DEVICE AND CONTENT MANAGEMENT METHOD - Content data | 2012-04-26 |
20120099590 | PAGING RELAY CONTROLLER AND METHODS THEREOF - The present application generally relates to a public address system, and more particularly, to a paging relay controller within the public address system and methods thereof. In an illustrative embodiment, the paging relay is configured through a dynamic host configuration protocol server. After configuration, the paging relay can process incoming network streams. The paging relay can receive an incoming network stream from a source typically in the form of a unicast stream. The stream can be transported over a wide area network that commonly does not support multicast transmissions. After receiving the unicast stream, the paging relay converts the unicast stream into a multicast stream. The paging relay then rebroadcasts the multicast stream over a local area network to local subscribing devices. Other implementations having similar concepts are described herein. | 2012-04-26 |
20120099591 | System and Method for Scalable Flow Aware Network Architecture for Openflow Based Network Virtualization - A network device includes a memory configured to store a flow table, and a processor. The processor is configured to receiving a network packet, determine the network packet corresponds to an unidentified network flow, and provide flow information for the unidentified network flow to a controller. The processor is further configured to receive a flow identifier and an flow table entry from the controller. The flow table entry includes a flow rule and an encapsulate instruction. The processor is further configured to store the flow rule in the flow table, encapsulate the network packet using the flow identifier, and forward the encapsulated network packet to the network. | 2012-04-26 |
20120099592 | Differentiated Handling of Network Traffic using Network Address Translation - In order to allow efficient differentiated handling of network traffic in a network section, a network address translator ( | 2012-04-26 |
20120099593 | UNIVERSAL FILE DELIVERY METHODS FOR PROVIDING UNEQUAL ERROR PROTECTION AND BUNDLED FILE DELIVERY SERVICES - Methods and apparatus for delivering data objects from an electronic device or system over a packet-switched network are provided, wherein source data is represented by encoded symbols in packets such that the source data is recoverable, at least approximately, from the encoded symbols, by arranging the source data into a plurality of source symbols, generating a plurality of encoding packets, wherein an encoding packet comprises a universal object symbol identifier (“UOSI”) and a plurality of encoding symbols representing source data for a packet structure identified by the UOSI, and sending the plurality of encoding packets to the packet-switched network. | 2012-04-26 |
20120099594 | MEDIA DISTRIBUTION ARCHITECTURE - A wired and wireless media transport technology is provided that allows for the simultaneous transmission of media to multiple zones while maintaining precise timing synchronization. A user can have a network of speakers, and independently select which ones are actively playing and have their playback synchronized. The media source can be a cell phone, tablet, stereo, set-top box, PC or other device. The media itself can be audio or video. The transmission method of media into the network can be wired, as through an auxiliary cable, or wireless as with Bluetooth or WiFi. The speakers/endpoints themselves are governed in a self-forming network. Audio is injected into the network from a source and the end-point network itself controls audio/video distribution, timing, and rendering. | 2012-04-26 |
20120099595 | NETWORK INTERMEDIATE APPARATUS AND METHOD FOR UBIQUITOUS NETWORK AND UBIQUITOUS NETWORK SYSTEM USING THE INTERMEDIARY APPARATUS - Discloses is an ubiquitous network intermediate apparatus and intermediate method that supports various internet services in order that wired terminals can connect to the network without an additional network setting. An ubiquitous network intermediate apparatus according to the present invention comprises a terminal access device outputting a packet received from a terminal according to a source IP address of the packet to a preset virtual path, and outputting a response packet received through the virtual path to the terminal; and a home access device outputting the packet received from the terminal access device through the virtual path to a home router, and transmitting the response packet received from the home router to the terminal access device through the virtual path according to a destination IP address. | 2012-04-26 |
20120099596 | METHODS AND SYSTEMS FOR A DISTRIBUTED PROVIDER EDGE - Methods and systems for a distributed provider edge are provided. According to one embodiment, a one-to-one association is formed between a Virtual Routing and Forwarding device (VRF) of a provider edge device (PE) of a service provider and a customer site. The VRF includes a routing information base (RIB) and a forwarding information base (FIB). A network interface module is instantiated within the VRF for each network interface employed, such as an intranet, extranet, Virtual Private Network (VPN) and/or Internet interface. A first packet is received at the PE via a first network interface. A first network interface module associated with the first network interface accesses the RIB to acquire routing information for the first packet. A second packet is received via a second network interface. A second network interface module associated with the second network interface accesses the RIB to acquire routing information for the second packet. | 2012-04-26 |
20120099597 | METHOD AND DEVICE FOR DETECTING A PACKET - A method of a device for detecting a packet includes performing association recognition table matching between first match information in a received packet and first match information in an association recognition table, where the first match information of the association recognition table is obtained by extracting a content of a control packet used for creating a data channel, the first match information corresponds to a packet protocol, and the packet protocol is obtained by performing protocol recognition on the control packet; and when the association recognition table matching succeeds, outputting protocol information obtained after the association recognition table matching succeeds. | 2012-04-26 |
20120099598 | METHOD, DEVICE AND SYSTEM FOR ESTABLISHING A PSEUDO WIRE - A method, a device and a system for establishing a Pseudo Wire (PW) are provided. The method includes: receiving, by a switching node, a control message; constructing a first control message according the first FEC information and the routing information in the control message, and sending the first control message to a second terminal node; constructing, by the second terminal node, a second control message, where the second control message includes the second FEC information and the second routing information, and the second FEC information carries identification information of the first terminal node; and sending the second control message to the switching node. In the method, it is unnecessary to manually configure a PW routing table on the switching node or establish a PW routing table dynamically through a routing protocol, and it is unnecessary to configure mapping relations between PW segments manually. This method achieves robust maintenance. | 2012-04-26 |
20120099599 | Method and Apparatus for Relaying Packets - Apparatus for relaying packets between a first host and a second host and methods for sending packets between a first and second host are provided. The apparatus includes a memory for registering for the first host the following information: a relayed address of the first host, an address of the second host, and an outbound higher layer identifier and/or an inbound higher layer identifier. The apparatus further includes an outbound packet inspector for inspecting packets received from the first host and addressed to an address of the apparatus to determine whether they contain a registered outbound higher layer identifier and, if so, for forwarding the packets to the address of the second host and/or an inbound packet inspector for inspecting packets received from the second host and addressed to the relayed address to determine whether they contain a registered inbound higher layer identifier and, if so, for forwarding the packets to the address of the first host. | 2012-04-26 |
20120099600 | TRANSCEIVER HAVING HEAC AND ETHERNET CONNECTIONS - A transceiver having HEAC and Ethernet connections is disclosed. An active hybrid & common-mode bias (AHCB) unit facilitates the transmission of differential transmission signals and the reception of first differential reception signals. An Ethernet line gate controllably configures the pairing among first and second differential Ethernet signals, the differential transmission signals and second differential reception signals. An Ethernet physical-layer (PHY) transceiving unit receives both or one of the first and second differential reception signals and the differential transmission signals, followed by processing the reception signals at a physical layer. | 2012-04-26 |
20120099601 | CONTROLLING IP FLOWS TO BYPASS A PACKET DATA NETWORK GATEWAY USING MULTI-PATH TRANSMISSION CONTROL PROTOCOL CONNECTIONS - A network element can include a proxy element that is configured to receive a request from a source node to establish a Transmission Control Protocol (TCP) connection from a first network address of the source node through a Packet Data Network Gateway (PDN GW) to a destination node for an IP flow. The proxy element applies an IP flow offloading policy function to determine that the requested TCP connection for the IP flow should bypass the PDN GW. The proxy element responds to the determination by communicating to the destination node a request for TCP connection with a second network address substituted for the first network address of the source node to establish the TCP connection for the IP flow from the source node to the destination node through a broadband network without passing through the PDN GW. | 2012-04-26 |
20120099602 | END-TO-END VIRTUALIZATION - One embodiment of the present invention provides a system that facilitates end-to-end virtualization. During operation, a network interface residing on an end host sets up a tunnel. The network interface then encapsulates a packet destined to a virtual machine based on a tunneling protocol. By establishing a tunnel that allows a source host to address a remote virtual machine, embodiments of the present invention facilitate end-to-end virtualization. | 2012-04-26 |
20120099603 | METHOD AND APPARATUS FOR SCHEDULING IN A PACKET BUFFERING NETWORK - A system and method that can be deployed to schedule links in a switch fabric. The operation uses two functional elements: to perform updating of a priority link list; and then selecting a link using that list. | 2012-04-26 |
20120099604 | HOME NETWORK APPARATUS - The invention relates to a Residential Broadband Cable Communicator for communicating over two or more types of cables within a house, each type of cables defines a channel, comprising (a) a first port connected to a home Ethernet device, (b) plurality of second ports each of said second ports being connected respectively to one of said channels, (c) a HomePlug modem for receiving data from said Ethernet device through said first port, and transmitting the same simultaneously through two or more of said second ports over two or more of said channels respectively to another Residential Broadband Cable Communicator, and for receiving a selected best quality data signal from a selector, and conveying the same to said Ethernet device, (d) a selector | 2012-04-26 |
20120099605 | REDUCING THE MAXIMUM LATENCY OF RESERVED STREAMS - An embodiment may include circuitry that may facilitate, at least in part, assignment, at least in part, of at least one bandwidth reservation for at least one packet stream and/or at least one stream reservation class. The at least one bandwidth reservation may be greater than an expected communication bandwidth of the at least one packet stream. The assignment of the at least one bandwidth reservation may be made prior to commencement of communication of the at least one packet stream. The at least one bandwidth reservation may be assigned exclusively to the at least one packet stream and/or the at least one stream reservation class. Many modifications, variations, and alternatives are possible without departing from this embodiment. | 2012-04-26 |
20120099606 | TRANSMISSION APPARATUS, TRANSMISSION METHOD, AND COMMUNICATION SYSTEM - A transmission apparatus including: a communication unit that performs communication with a receiving apparatus; a transmission processing unit that transmits transmission data to the receiving apparatus via the communication unit; and a reproduction quality adjustment unit that adjusts a reproduction quality of the transmission data based on a retransmission request frequency that indicates a number of times that a retransmission request with respect to the transmission data is received from the receiving apparatus via the communication unit over a predetermined period of time. | 2012-04-26 |
20120099607 | METHOD AND DEVICES FOR TRANSMITTING AND RECEIVING MULTI-CARRIER SYMBOLS - A method and apparatus are provided for transmitting time/frequency frames. The method includes: framing and mapping data symbols as input to a multi-carrier multiplexer; transforming pilots with multiple-state data modulation known to a receiver of the frames, the pilot modulation state being selected as a function of data that is not known to the receiver and of coding rules that are known to the receiver; and inserting previously-transformed pilots in distributed manner into the mapped frame. | 2012-04-26 |
20120099608 | Synchronization Method and Device - A synchronization method is disclosed, including: obtaining a synchronization symbol position {circumflex over (d)} | 2012-04-26 |
20120099609 | SINGLE MODE PROPAGATION IN FIBERS AND RODS WITH LARGE LEAKAGE CHANNELS - Various embodiments include large cores fibers that can propagate few modes or a single mode while introducing loss to higher order modes. Some of these fibers are holey fibers that comprising cladding features such as air-holes. Additional embodiments described herein include holey rods. The rods and fibers may be used in many optical systems including optical amplification systems, lasers, short pulse generators, Q-switched lasers, etc. and may be used for example for micromachining. | 2012-04-26 |
20120099610 | LASER DIODE ASSEMBLY - A laser diode assembly includes: a mode-locked laser diode device; a diffraction grating that configures an external resonator, returns primary or more order diffracted light to the mode-locked laser diode device, and outputs 0-order diffracted light outside; and an imaging section provided between the mode-locked laser diode device and the diffraction grating and imaging an image of a light output end face of the mode-locked laser diode device on the diffraction grating. | 2012-04-26 |
20120099611 | EXTERNAL CAVITY TUNABLE LASER MODULE - Provided is a wavelength tunable external cavity semiconductor laser module by a thermo-optic effect of a semiconductor optical waveguide. The wavelength tunable external cavity semiconductor laser module includes: a light source generating wideband light; a semiconductor optical waveguide having one end optically coupled to the light source; a Bragg grating formed on the optical waveguide; a thin film heater provided at an upper portion of the Bragg grating and controlling a reflection band of the Bragg grating by a thermo-electric effect; a first temperature sensor provided at an upper portion of the optical waveguide; a thermoelectric cooler (TEC) provided at a lower portion of the optical waveguide; a heat insulating layer provided between the optical waveguide and the TEC; and an optical fiber optically coupled to the other end of the optical waveguide. | 2012-04-26 |
20120099612 | BANDWIDTH NARROWING MODULE FOR SETTING A SPECTRAL BANDWIDTH OF A LASER BEAM - The disclosure provides a bandwidth narrowing module for setting a spectral bandwidth of a laser beam of a laser light source. The bandwidth narrowing module includes a beam expanding module for expanding a laser beam transversely with respect to a propagation direction of the laser beam and comprising a reflection grating. A first optical component of the bandwidth narrowing module is configured so that a disturbance with a cylindrical portion about a first axis transversely with respect to an optical axis of the bandwidth narrowing module can be impressed on a wavefront of a laser beam. The first optical component is embodied such that it is pivotable about a pivoting axis parallel to the first axis. | 2012-04-26 |
20120099613 | LONG SEMICONDUCTOR LASER CAVITY IN A COMPACT CHIP - Long semiconductor laser cavities are placed in relative short length chips through the use of total internal reflection (TIR) surfaces formed through etched facets. In one embodiment, a laser cavity is formed along the perimeter edges of a rectangular semiconductor chip by using three 45° angled TIR facets to connect four legs of a ridge or buried heterostructure (BH) waveguide that defines the laser cavity. In other embodiments, even more TIR facets and waveguide legs or sections are employed to make even longer laser cavities in the shape of rectangular or quadrilateral spirals. These structures are limited in the spacing of adjacent waveguide sections, which if too small, can cause undesirable coupling between the sections. However, use of notches etched between the adjacent sections have been shown to decrease this coupling effect. | 2012-04-26 |
20120099614 | SEMICONDUCTOR LASER DEVICE AND MANUFACTURING METHOD THEREOF - A semiconductor laser device of the present invention includes: a substrate; a cladding layer of a first conductivity type formed above one of surfaces of the substrate; an active layer formed above the cladding layer of the first conductivity type; a cladding layer of a second conductivity type formed above the active layer, and having a ridge and a planar portion; a dielectric film formed on a lower portion of a side surface of the ridge and on the planar portion; a first electrode formed on an other one of the surfaces of the substrate; a second electrode formed above the ridge; a third electrode formed over the second electrode and the dielectric film to cover the ridge and the planar portion; and a cavity provided between the third electrode and at least a part of the side surface of the ridge. | 2012-04-26 |