31st week of 2011 patent applcation highlights part 31 |
Patent application number | Title | Published |
20110188464 | COMMUNICATION APPARATUS AND TRANSMISSION DATA GENERATION METHOD - A communication apparatus includes an acquisition unit that acquires a size of free space provided in each of a plurality of data transmission units of a first layer; and an allocation unit that allocates to each of a plurality of pieces of data of a second layer a contiguous sequence of free space from among the free space whose size is acquired by the acquisition unit, the contiguous sequence of free space being equal in size to each piece of data and provided in one of the data transmission units among the plurality of data transmission units. The apparatus also includes a multiplexing unit that multiplexes the plurality of pieces of data of the second layer into the plurality of data transmission units of the first layer according to the allocation of the free space by the allocation unit. | 2011-08-04 |
20110188465 | METHOD OF GENERATING CODE SEQUENCE AND METHOD OF TRANSMITTING SIGNAL USING THE SAME - A method of generating a code sequence and method of adding additional information using the same are disclosed, by which a code sequence usable for a channel for synchronization is generated and by which a synchronization channel is established using the generated sequence. The present invention, in which the additional information is added to a cell common sequence for time synchronization and frequency synchronization, includes the steps of generating the sequence repeated in time domain as many as a specific count, masking the sequence using a code corresponding to the additional information to be added, and transmitting a signal including the masked sequence to a receiving end. | 2011-08-04 |
20110188466 | FACILITATING NOISE ESTIMATION IN WIRELESS COMMUNICATION - Providing for noise estimation in wireless communication, and particularly for access request signals transmitted by a user equipment (UE), is described herein. By way of example, a wireless signal receiver can employ unused signal dimensions of a wireless network for noise estimation. In addition, the unused signal dimensions can be selected for time-frequency resources that are associated with a particular wireless channel, in order to obtain a noise estimate for that channel. By employing unused signal dimensions, a noise measurement is likely to include no other signal transmissions, and provide an accurate estimate of noise on that channel. According to various aspects of the subject disclosure, one or more Chu sequences employed for signal transmissions, root sequences thereof, or one or more cyclic shifts of a root sequence can be employed for the unused signal dimension. | 2011-08-04 |
20110188467 | USER DEVICE, BASE STATION, AND COMMUNICATION METHOD FOR MOBILE COMMUNICATION SYSTEM - A user device for a mobile communication system employing a multicarrier scheme includes a control signal generating unit ( | 2011-08-04 |
20110188468 | RETURNING USER EQUIPMENT TO A SOURCE RADIO ACCESS NETWORK - A device receives a request for a service for a user equipment associated with a source radio access network, and establishes a connection with the user equipment via a circuit switched fallback procedure. The device also receives, from the source radio access network, information associated with one or more source cells, and provides the service to the user equipment through a target radio access network. The device further uses the information to select one of the one or more source cells for the user equipment to return after the service terminates, terminates the service, and returns the user equipment to the selected source cell. | 2011-08-04 |
20110188469 | METHOD AND APPARATUS FOR COMMUNICATION BETWEEN WIRELESS TELECOMMUNICATIONS NETWORKS OF DIFFERENT TECHNOLOGY TYPES - For handover between wireless telecommunications networks of different technology types, an air interface is set up between a first node | 2011-08-04 |
20110188470 | HANDLING MOBILE TERMINATED CIRCUIT-SWITCHED CALLS USING AN 802.21 MEDIA INDEPENDENT HANDOVER (MIH) FRAMEWORK - A Media Independent Handover (MIH) server communicates with nodes in a cellular network to perform handover of a wireless transmit/receive unit (WTRU) in the event of an incoming circuit-switched (CS) call. A Gateway Mobile Switching Center (GMSC) and/or Home Location Register (HLR) receive an indication of an incoming call, and may communicate with the MIH server. A determination is made regarding whether the WTRU is active in the cellular network. When required, the MIH server initiates an MIH handover of the WTRU to the cellular network. The WTRU hands over to the cellular network and receives the call. Additionally, an MIH server and a HLR communicate location information associated with a WTRU. The location information may be used by the MIH server and HLR to perform their respective MIH and HLR functionality, and/or to handover the WTRU to a cellular network in the event of an incoming CS call. | 2011-08-04 |
20110188471 | METHOD AND APPARATUS FOR HANDOVER IN A MOBILE STATION SUPPORTING RADIO ACCESS TECHNOLOGY - A method and apparatus supports Inter-Radio Access Technology (IRAT) Packet Switch (PS) handover during a simultaneous voice and data (SVD) mode in a mobile station that supports a Radio Access Technology (RAT). The method includes determining a state in which a data call is connected through a first system and a voice call is connected through a second system. The MS determines whether handover to the second system should be performed for the data call. A measurement report message that indicates a set of active base stations (BSs) of voice call connection in the second system is generated. And the measurement report message is transmitted to a serving BS of the data call connection in the first system. | 2011-08-04 |
20110188472 | METHOD AND APPARATUS FOR HANDOVER IN WIRELESS COMMUNICATION SYSTEM - A method and an apparatus ensure efficient handover in a wireless communication system even when a User Equipment (UE) moves at a high speed. A serving eNB receives interference power information of an uplink (UL) signal and interference increase/decrease information of the UL signal from at least one adjacent eNB. an adjacent eNB, for which the received interference power information indicates that interference power of the UL signal is equal to or greater than a threshold value, is selected as a target eNB for a User Equipment (UE) among the at least one adjacent eNB. Whether handover of the UE is delayed is determined based on the interference increase/decrease information received from the target eNB. And if the handover of the UE is delayed, a handover parameter is transmitted to the UE to perform handover to the target eNB. | 2011-08-04 |
20110188473 | SELF CONFIGURING AND OPTIMIZATION OF CELL NEIGHBORS IN WIRELESS TELECOMMUNICATIONS NETWORKS - The present invention relates to a cellular communications network and in particular to the problem of identifying cells for neighbor lists, or handover candidates when the cells are identified by a limited number of non-unique identities. The present invention includes a method for a radio base station, wherein the base station receives reports from one or more terminals in neighbor cells quality and non-unique identities. The match is sought in a neighbor cell list non-unique identity with a unique cell identity. If the match cannot be made without ambiguity, the base station causes the terminal to detect the unique cell identity. If the reason for the ambiguity is the particular cell is not included in the neighbor cell list it is included when its unique identity has been established. The uniquely identified cell is used if it is determined to perform a handover. | 2011-08-04 |
20110188474 | SYSTEM AND METHOD FOR SYNCHRONIZING WIRELESS COMMUNICATION DEVICES - According to the present invention, Bluetooth master device offset information is determined and distributed among the master devices within a Bluetooth network. The system either provides an offset to each master device or determines master device offsets and distributes this information to master devices within the system to allow or efficient hand-offs of a slave between master devices. | 2011-08-04 |
20110188475 | APPARATUS, AND AN ASSOCIATED METHOD, FOR PRESERVING COMMUNICATION SERVICE QUALITY LEVELS DURING HAND-OFF OF COMMUNICATIONS IN A RADIO COMMUNICATION SYSTEM - A mobile station is configured to transmit a sequence of data packets over a wireless network. The station includes a data sequence expander. The expander receives an indication of a pending hand-off for the mobile station from a first network access point to a second network access point and estimates an amount of time prior to occurrence of the hand-off. The expander inserts a number of delay packets into the sequence of data packets in response to receiving the indication of the pending hand-off. The number of delay packets is determined based on the estimated amount of time prior to the occurrence of the hand-off such that the insertion of the delay packets into the sequence of data packets will cause a delay that corresponds to the amount of time prior to occurrence of the hand-off. | 2011-08-04 |
20110188476 | WIRELESS COMMUNICATION SYSTEM, WIRELESS BASE STATION, WIRELESS TERMINAL, AND WIRELESS COMMUNICATION METHOD - The controller of the wireless base station includes: the handover source down link data transfer unit configured to transfer the down link data from the upper layer network to the handover source wireless base station in a case where a connection destination of the wireless terminal is the handover source wireless base station; and the handover target down link data transfer unit configured to switch a transfer destination of the down link data from the handover source wireless base station to the handover target wireless base station and then transfer the down link data to the handover target wireless base station in a case where the connection destination of the wireless terminal needs to be switched from the handover source wireless base station to the handover target wireless base station, and also where the down link data is specific data. | 2011-08-04 |
20110188477 | HANDOVER IN A WIRELESS LOCAL AREA NETWORK (WLAN) - In triggering a handoff by a wireless transmit/receive unit (WTRU) from a current basic service set (BSS) in a wireless local area network (WLAN), the following are performed. A highest class of traffic service and quality of service (QoS) is determined for the highest class from a basic service set (BSS) beacon. Handoff is terminated and communication is retained with a current BSS when the signal to noise ratio (SNR) or received signal strength (RSS) is greater than a high threshold of the highest class. Other criteria are evaluated to determine whether a handoff is desired when the SNR or RSS is less than the high threshold. | 2011-08-04 |
20110188478 | METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR INTERFERENCE-MINIMIZING CODE ASSIGNMENT AND SYSTEM PARAMETER SELECTION FOR CODE DIVISION MULTIPLE ACCESS (CDMA) NETWORKS - A method for interference-minimizing code assignment and system parameter selection for code division multiple access (CDMA) networks is disclosed. The method is performed at a base station or mobile station configured to operate in a CDMA radio network. The method includes receiving transmissions from user devices seeking to access the CDMA radio network. A spreading code is selected for a first user device seeking to access the network, using at least one cross-correlation parameter, to reduce multiple access interference between communications involving the first user device and other devices using the CDMA network. The method does not require knowledge of the active user codes or even the codebook from which these codes are assigned. Furthermore, it does not require knowledge of bit or chip epoch or the received powers of active users. However, the method can benefit from such knowledge in several ways, examples of which are disclosed. A method for explicitly estimating the bit or chip epoch is also disclosed. | 2011-08-04 |
20110188479 | WIRELESS COMMUNICATION SYSTEM AND WIRELESS COMMUNICATION METHOD - A wireless transceiver device employing the code select code division multiple access method includes an encoder configured to execute error correction coding on data having a predetermined number of bits among data inputted from outside, and a code selector configured to select a code corresponding to the data subjected to correction coding. The wireless transceiver device performs wireless communication by use of the data inputted from the outside excluding the data having the predetermined number of bits and by use of the code. | 2011-08-04 |
20110188480 | RADIO BASE STATION, RADIO ACCESS NETWORK, COMMUNICATION CONTROLLING CIRCUIT, STORAGE MEDIUM, AND COMMUNICATION CONTROLLING METHOD - In order to synchronize timings of transmission through a radio channel for broadcast communication even when a plurality of base stations communicate independently of one another, a receiver | 2011-08-04 |
20110188481 | METHODS AND APPARATUS FOR SUBFRAME INTERLACING IN HETEROGENEOUS NETWORKS - Methods and apparatus for providing wireless communications using subframe partitioning are disclosed. Two or more base stations may be allocated subframes in a radio frame. All or part of the subframe allocation may be provided to the associated user equipment (UEs), which may use it to determine signal metrics during assigned subframes for an associated base station. | 2011-08-04 |
20110188482 | ENHANCEMENTS TO THE MU-MIMO VHT PREAMBLE TO ENABLE MODE DETECTION - Certain aspects of the present disclosure present a technique for enabling a receiver to detect mode of transmission of a signal based on a common field transmitted to all the receivers. The proposed technique includes frame structure in which information about the transmission mode is transmitted in a first portion of a SIG field to all the receivers. | 2011-08-04 |
20110188483 | COMMUNICATION TERMINAL AND METHOD FOR DATA TRANSMISSION - A communication terminal captures an image of a device having a local area wireless communication function, displays the image on a screen, and performs local area wireless communications with the device while further displaying data stored in the device on the screen. | 2011-08-04 |
20110188484 | METHOD AND APPARATUS FOR IMPLEMENTING A BLANKET WIRELESS LOCAL AREA NETWORK CONTROL PLANE - A method and apparatus for maintaining a connection between a wireless transmit/receive unit (WTRU) and a blanket wireless local area network (BWLAN) are described. An inter-working function (IWF) entity in a given network access point (NAP) of the BWLAN maintains lists of WTRUs in respective states. Furthermore, the given NAP maintains a list of neighbor NAPs, and operates in accordance with a selected WTRU mobility protocol. The states may include a “not aware” (NA) state in which the given NAP is actually not aware of a particular WTRU, an “active transmit” (AT) state in which the given NAP is actively transmitting to a particular WTRU, and a “neighbor range” (NR) state for WTRUs indicated in an update report from neighbor (URN) message that the given NAP was not aware of. The WTRU mobility protocol may be a push mobility protocol or a poll mobility protocol. | 2011-08-04 |
20110188485 | METHODS AND ARRANGEMENTS IN A CELLULAR COMMUNICATION NETWORK - The present invention relates to methods and arrangements for resolving radio resource conflicts occurring in radio networks supporting both local ad-hoc communication and cellular communication. The conflicts are resolved by informing the cellular network about radio resource management restrictions due to the local ad-hoc communication needs and resources that are reserved for local ad-hoc communications. | 2011-08-04 |
20110188486 | METHOD AND APPARATUS OF TRANSMIT POWER CONTROL IN WIRELESS LOCAL AREA NETWORK - A method and apparatus of controlling a transmit power in a wireless local area network is provided. A wireless device operated in a TV White Space transmits a white space map indicating a list of available channels, and transmits an extended power constraint indicating a plurality of transmission channels and a plurality of maximum transmit powers, wherein the plurality of transmission channels are selected among the list of available channels and each of the plurality of maximum transmit powers corresponds to a maximum transmit power for each of the plurality of transmission channels. Interference can be mitigated between wireless devices operated in the TV White Space. | 2011-08-04 |
20110188487 | WLAN APPARATUS - A wireless local area network (WLAN) apparatus for a WLAN system includes a first medium access protocol (MAC) entity which supports a first frequency band; and a second MAC entity which supports a second frequency band, wherein a MAC management frame for the first frequency band is encapsulated in a MAC management frame for the second frequency band, and transmitted through the second frequency band. | 2011-08-04 |
20110188488 | WIRELESS ACCESS POINT SERVICE COVERAGE AREA MANAGEMENT - A Wireless Access Point (WAP) of a Wireless Local Area Network (WLAN) infrastructure includes a processor, a radio and a directional antenna. The radio supports communications with a plurality of wireless terminals to gather participatory data, and listens to, but does not participate in transmissions of at least some of the plurality of wireless terminals to collect non-participatory WAP data. Based upon the participatory WAP data and non-participatory WAP data, the processor creates WAP operational reports and provides the WAP operational reports to the WLAN. The WLAN creates directions based thereon and directs the WAP to alter the gain pattern of the directional antenna. | 2011-08-04 |
20110188489 | MULTI-CHANNEL RECEIVER WITH IMPROVED AGC - An improved multi-channel receiver for satellite broadcast applications or the like. In an exemplary embodiment, a primary AGC loop controls an analog sub-receiver adapted to simultaneously receive multiple signals. Multiple digital demodulators, coupled to the sub-receiver, demodulate the multiple received signals. Multiple secondary AGC loops, one for each received signal, compensate for variations in demodulated signal strengths caused by the primary AGC loop. A feed-forward AGC compensation technique generates scalar control values for scaling the demodulated signals before the demodulated signals are processed by the secondary AGC loops. This at least partially compensates for gain variations caused by the primary AGC, reducing received signal drop-outs before the secondary AGC loops can compensate for the gain variations. Because of systemic delays in the sub-receiver and the demodulators, the scalar control values are independently timed to be coincident with the variations in the demodulated signal strengths caused by the primary AGC loop. | 2011-08-04 |
20110188490 | Method and apparatus for data transmission - Method and apparatuses are provided for frame-based voice data transmission. In one exemplary embodiment, synchronization information is transmitted in only some of the transmitted frames in an operating mode without payload data transmission. | 2011-08-04 |
20110188491 | SYSTEM FOR RAPIDLY ESTABLISHING HUMAN/MACHINE COMMUNICATION LINKS USING PRE-DISTRIBUTED STATIC NETWORK-ADDRESS MAPS IN SIP NETWORKS - A method and system are provided that enhance human/machine communication so as to more closely approximate natural human/human communication by more effectively establishing communications links for human-interactive media. Specifically, the speed and quality of the connection are improved by the method and system, resulting in a more natural user experience. The method includes receiving a Session Initiation Protocol (SIP) call request from an Endpoint (EP). The method determines an external address based on an internal address of the EP uniquely mapped to the external address and pre-distributed to SIP internal routers. The method includes modifying the SIP call request to replace the EP internal address with the EP external address. The method includes forwarding the EP external address to the EP. The method includes establishing a communication link for human-interactive media between the EP and the call provider, the EP using the EP external address, and the communication link not including the SIP Internal Router. | 2011-08-04 |
20110188492 | RESPONDING TO CALL CONTROL EVENTS USING SOCIAL NETWORK APPLICATIONS - Embodiments of methods of handling call control events are provided. An example method includes receiving, at an interpreter, information indicating a call control event associated with a call from a calling party to a called party. The calling party and/or the called party are subscribed to the social network. The example method also includes providing, from the interpreter, messaging information generated by an application server based on the call control event and information retrieved from the social network for the calling party and/or the called party. | 2011-08-04 |
20110188493 | TECHNIQUE FOR COMMUNICATION COMMANDS AND PARAMETERS IN AN INFORMATION ASSISTANCE SYSEM TO PROVIDE SERVICES - A method for use in a system for providing an information assistance service includes receiving an information assistance call including an identifier from a caller and storing one or more parameters in association with the identifier of the call in a first device in the system. A desired information assistance service is elicited from the caller, associated with one or more of the parameters required to provide the requested service. A message is sent to a second device in the system including a directive in the form of a uniform resource locator (URL) addressed to a third device in the system for providing the desired information assistance service, the directive including the identifier. The second device disseminates the directive addressed to the third device, and in response to the directive, the third device uses the URL of said directive retrieving from the first device the one or more parameters based on the identifier in the directive. The desired information assistance service is provided by the second device based on the one or more parameters. | 2011-08-04 |
20110188494 | DYNAMIC INTELLIGENT DATA ROUTING APPARATUS AND METHOD - A novel method and system for an LCR engine, herein referred to as a Dynamic Intelligent Routing Engine (DIRE) is disclosed that optimizes in real time the routing of data on a communication network. The method and system includes novel hardware architecture and software where routing queries from telecommunication switching equipment is sent to the DIRE. The DIRE responds to the queries by providing an optimized list of termination vendors. The DIRE provides real time or near real time solutions by addressing issues pertaining to mixed and fixed costs routes, control margins, weighted routing parameters, quality routing and other selected information that may affect routing costs. | 2011-08-04 |
20110188495 | METHOD AND APPARATUS FOR ENABLING DUAL TONE MULTI-FREQUENCY SIGNAL PROCESSING IN THE CORE VOICE OVER INTERNET PROTOCOL NETWORK - The invention provides a method and apparatus for enabling DTMF signal processing in the core VoIP network. More specifically, the present invention enables a VoIP network to recognize and respond to special DTMF signals entered by a user and initiate the appropriate service logic response to satisfy the user's service request. | 2011-08-04 |
20110188496 | METHOD, TELEPHONE, TELECOMMUNICATION SYSTEM AND DEVICE FOR CONTROLLING POWER CONSUMPTION OF A TELEPHONE - The invention relates to a method for controlling the power consumption of a telephone ( | 2011-08-04 |
20110188497 | SWITCHING DEVICE OF DUAL-PORT ETHERNET SYSTEM - Disclosed is a switching device of a dual-port Ethernet system capable of solving a conflict caused by the dual-port in an Ethernet system having the dual-port. According to the present disclosure, there is little transmission delay when the data frame is relayed between ports in the dual-port Ethernet system. Further, when a frame relay transmission is simultaneously generated with a frame transmission of an upper layer device, it is possible to prevent a conflict by determining a priority. | 2011-08-04 |
20110188498 | PACKET TRANSMISSION DEVICE, PACKET TRANSMISSION METHOD AND COMPUTER PROGRAM PRODUCT STORED ON NON-TRANSITORY COMPUTER-READABLE MEDIUM - A packet transmission device that transmits packets for measuring an available bandwidth and that includes a first packet creation portion that creates a first packet including bandwidth measurement data, a second packet creation portion that creates at least one second packet such that a sum of data sizes of the first packet and the at least one second packet to be created is within a predetermined range including a target value, a setting portion that sets a transmission interval for the first packet, a first transmission portion that transmits the first packet at a first timing specified by the transmission interval, and a second transmission portion that transmits the at least one second packet at a second timing that is a timing after the first timing and before a time when the transmission interval has elapsed from the first timing. | 2011-08-04 |
20110188499 | POINT-TO-MULTIPOINT PATH IMPLEMENTATION IN A MULTICAST VIRTUAL PRIVATE NETWORK - In an example embodiment, a method at a first routing device is provided. In this method, the first routing device receives an interest for multicast traffic that is transmitted downstream along a point-to-multipoint path in a multicast virtual private network. This interest identifies a source address and/or a multicast group address. Upon receipt of the interest, the first routing device identifies a second routing device, which is upstream to the first routing device, based on the source address and/or the multicast group address. On condition of receipt of the interest, the first routing device creates a bidirectional path between itself and the second routing device. | 2011-08-04 |
20110188500 | METHOD, DEVICE AND SYSYTEM FOR FORWARDING MULTICAST PACKETS - In the field of switching networks, a method, a device and a system for forwarding multicast packets are disclosed, which significantly reduce the requirement on the storage capacity of the switching network, thus implementing forwarding of a large number of multicast packets. The method includes: receiving a multicast packet, and a first forwarding identifier and a second forwarding identifier of the multicast packet; obtaining a destination line card corresponding to the multicast packet according to the first forwarding identifier; and forwarding the multicast packet and the second forwarding identifier to the destination line card. The method, device and system for forwarding multicast packets are applicable to situations where it is required to forward multicast packets in a single-level switching network or a multi-level switching network. | 2011-08-04 |
20110188501 | DIGITAL BROADCASTING SYSTEM AND DATA PROCESSING METHOD - A digital broadcasting system for transmitting/receiving a digital broadcasting signal and a data processing method are disclosed. A program table information has an identifier identifying mobile service data and main service data in a broadcasting signal. The program table information is multiplexed with the mobile service data and main service data. Then, broadcast receiving system can receive and output the mobile service data by parsing the program table information and using the identifier. | 2011-08-04 |
20110188502 | METHOD FOR MANAGING MAC ADDRESS FOR OPEN NETWORK ADAPTOR - A MAC address management method for use in a computer system having a disk device to store a MAC address and assigns the MAC address to an open network adaptor (ONA) printed board, which has a memory retaining a MAC address and an open network adaptor, mounted into the computer system. The METHOD includes: reading, when an ONA printed board is mounted into the computer system for the first time, the MAC address from the memory on the ONA printed board and storing the MAC address in the disk device and invalidating the MAC address; and validating, if a migration instruction is inputted, the MAC address stored in the memory of the ONA printed board mounted in the computer system. | 2011-08-04 |
20110188503 | Ethernet Forwarding Database Method - A technique is described for retrieving data from a hash table in an Ethernet bridge. The table has a plurality of columns, each of which has a hash function, thereby creating respective different hash key values. | 2011-08-04 |
20110188504 | SMART ROUTING BETWEEN PEERS IN A POINT-TO-POINT LINK BASED SYSTEM - Smart routing between peers in a point-to-point link based system begins when a device of a plurality of devices in a point-to-point link interconnected system receives a packet from an upstream link or a downstream link. The processing continues when the device interprets the packet to determine a destination of the packet. If the device is the destination of the packet, the device accepts the packet. If, however, the device is not the destination of the packet, the device forwards the packet on another upstream link or another downstream link without alteration of at least one of: source information of the packet and destination information of the packet. | 2011-08-04 |
20110188505 | System and Method for Handling Out-of-Order Frames - A system for reordering frames may include at least one processor that enable receiving of an out-of-order frame via a network subsystem. The at least one processor may enable placing data of the out-of-order frame in a host memory, and managing information relating to one or more holes resulting from the out-of-order frame in a receive window. The at least one processor may enable setting a programmable limit with respect to a number of holes allowed in the receive window. The out-of-order frame is received via a TCP offload engine (TOE) of the network subsystem or a TCP-enabled Ethernet controller (TEEC) of the network subsystem. The network subsystem may not store the out-of-order frame on an onboard memory, and may not store one or more missing frames relating to the out-of-order frame. The network subsystem may include a network interface card (NIC). | 2011-08-04 |
20110188506 | Distributed Master Election - A transmitting node in a telecommunications network, wherein data are distributed into one or more data storage groups (DSG), and wherein data related to a DSG is replicated into a plurality of data storage elements (DS) distributed along one or more nodes of the network. The transmitting node includes a network interface through which a bi-directional connection is established with a plurality of other nodes in a transport layer of the network, and from which messages are sent to the plurality of other nodes comprising an operational state matrix (OSM), which includes information held by the transmitting node about the operational state of the replicas of the DSs of each DSG. The transmitting node includes a memory for storing data. The transmitting node includes a processing unit which forms a list of the plurality of other nodes as having an answer pending of the node in the memory. The network interface receives an OSM from at least some of other nodes which are interpreted by the processing unit as answer messages from the list of the plurality of other nodes to the messages sent by the network interface, and which indicates that an OSM information exchange with the plurality of the other nodes is complete. The processing unit decides a node hosting the master DS replica of each DSG based on the OSM information exchange. The processing unit detects changes in a view of the world (VOW) which includes an accumulated set of OSMs with respect to each DSG hosted by the transmitting node. The network interface sends messages comprising changes in the VOW to the other nodes. | 2011-08-04 |
20110188507 | METHOD FOR ALLOCATING A RESOURCE AMONG CONSUMERS IN PROPORTION TO CONFIGURABLE WEIGHTS - A method for allocating a resource among a plurality of consumers of the resource is described herein. For each consumer of the plurality of consumers, a configurable weight associated with the consumer is determined. For each consumer of the plurality of consumers, credits assigned to the consumer at a first interval of a plurality of variable intervals are determined. The credits may be assigned in proportion to the configurable weight associated with the consumer. A consumer is selected for servicing based on the credits of the consumer. The selected consumer is serviced. | 2011-08-04 |
20110188508 | Gateway Apparatus, Authentication Server, Control Method Thereof and Computer Program - One aspect of the present invention will provide a gateway apparatus being able to communicate with a user terminal and provide the user terminal with a GBA authentication between the gateway apparatus and an authentication server, comprising, a receiving unit operable to receive a HTTP request addressed to a network address of the gateway apparatus from the user terminal, a requesting unit operable to request an GBA authentication to the authentication server according to the reception of the HTTP request, and a transmission unit operable to transmit the HTTP request, after the GBA authentication, to the authentication server using a network address of the authentication server preliminarily received from the authentication server. | 2011-08-04 |
20110188509 | ETHERNET FRAME BROADCAST EMULATION - A method to facilitate the broadcast of frames between a set of Edge Nodes of a transport network, where nodes of the transport network forward frames using labels added to the frames at ingress Edge Nodes. The method comprises, at each of said Edge nodes and at intermediate nodes in the paths between said Edge Nodes, installing an entry or entries into a forwarding table mapping frame labels to output forwarding ports such that said entries together form a single forwarding construct such that frames labelled by any of the Edge Nodes of said set are transmitted to all other Edge Nodes of the same set. Upon receipt of a frame at one of said Edge Nodes or intermediate nodes, the provided forwarding table is used to map the frame label of the frame to one or more forwarding ports. Frames are then sent via the identified forwarding port(s). | 2011-08-04 |
20110188510 | DATA CONVERSION DEVICE AND DATA CONVERSION METHOD - A data conversion device includes a receiving unit that receives first data and second data, transmitting after a start of the first data, transmitted from the first device to the second device, a transmitting unit that transmits the received first data and second data to a third device, and a control unit that controls a time point of transmitting the second data from the transmitting unit to lengthen a time interval between transmission of the first data and second data from the transmitting unit than a first time interval between transmission of the first data from the transmitting unit and reception of response data to the first data by the receiving unit when the first time interval is longer than a time interval between the transmission of the first data and second data from the first device to the second device. | 2011-08-04 |
20110188511 | Ethernet node port virtualizer - In one embodiment, a method includes defining a virtual node port proxy and virtual fabric port proxies at a Fibre Channel over Ethernet (FCoE) bridge, the virtual node port proxy in communication with an FCoE forwarder, each of the virtual fabric port proxies in communication with an FCoE node in an FCoE network. The method further includes proxying FCoE Initialization Protocol (FIP) functions between the FCoE nodes and the FCoE forwarder at the FCoE bridge. An apparatus is also disclosed. | 2011-08-04 |
20110188512 | CROSS-CONNECT USING ETHERNET MULTIPLEXORS FOR A SIMPLE METRO ETHERNET NETWORK - A metro area network is provided that includes edge and core multiplexors each having a plurality of line ports and one or more uplink ports, a transport network carrying multiplexed traffic between the edge and core multiplexors. In a hard cross connect implementation utilizing source port tagging, a cross-connect device coupled to the core multiplexors provisions or maps communications path between the core multiplexors thereby providing preselected connectivity/mapping of two or more line ports of any of the edge multiplexors. In a soft cross connect implementation utilizing destination port tagging, a cross-connect device includes additional cross-connect multiplexors and functionality to control the destination port tagging performed in the edge, core and cross connect multiplexors thereby provisioning or mapping the desired communications path(s) between various endpoints. | 2011-08-04 |
20110188513 | Apparatus for Reduced Mode Transmission of DPCCH Signaling and Method Thereof - A telecommunication apparatus ( | 2011-08-04 |
20110188514 | METHOD AND APPARATUS FOR AUTOMATED SUBSCRIBER-BASED TDM-IP CONVERSION - An automated conversion method and apparatus are provided to automatically detect the type of an incoming signal (e.g., SONET or Ethernet signal) at a site and to encapsulate outgoing data, or not, based on that detection to facilitate conversion to new infrastructure (e.g., TDM to Ethernet). The automatic detection can be achieved by alternating a search for a SONET signal or Ethernet signal received after a loss of signal or other similar event. Diagnostics of any prior valid transmission are retained in case the disruption was due to transmission quality problem rather than a change in the transmission protocol (i.e. SONET to Ethernet or Ethernet to SONET). The apparatus has an FPGA loaded by a microprocessor with the hardware configuration necessary to support either an IP or SONET configuration when change is detected in the format of the signal arriving at the optical port of the premises device. | 2011-08-04 |
20110188515 | TRANSMISSION MODULE, RECEPTION MODULE, TRANSMISSION METHOD, RECEPTION METHOD, AND COMMUNICATIONS SYSTEM - A transmission module may include a first interface unit that inputs transmission target data and a trigger relating to halting transmission of the transmission data from a processing unit that performs processing in compliance with a communication protocol of an upper layer, a generating unit that generates a communication frame of a transport layer level corresponding to the transmission target data, a second interface unit that transmits the generated communication frame, and a setting unit that, when the trigger is inputted while communication frame corresponding to the transmission target data are being sequentially transmitted, sets a flag indicating the termination of transmission of the transmission target data to communication frame among those being transmitted which do not correspond to a final portion of the transmission target data. | 2011-08-04 |
20110188516 | WIRELESS COMMUNICATIONS PROVIDING INTEROPERABILITY BETWEEN DEVICES CAPABLE OF COMMUNICATING AT DIFFERENT DATA RATES - A method, wireless mesh network and processor-readable storage medium for providing interoperability between devices that are capable of communicating at different data rates are disclosed herein. A start-of-frame delimiter token value in a synchronization header is used to indicate a data rate at which a device is capable of communicating. In certain embodiments, samples are collected around a bit transition and are used to adjust a bit timing of a receiving device to match a bit timing of a transmitting device using a coarse adjustment process and, in some embodiments, a fine adjustment process. In this way, compatibility can be maintained between new devices that can communicate at a relatively fast data rate and legacy devices that communicate at a lower data rate. | 2011-08-04 |
20110188517 | METHOD AND APPARATUS FOR DETERMINING TRANSMIT POWER - A method and an apparatus for determining transmit power are disclosed. The method includes: determining an E-DPDCH gain factor in compressed mode according to the number of E-DPDCH required for initial transmission of data; and determining transmit power of E-DPDCH according to the E-DPDCH gain factor in compressed mode. The E-DPDCH gain factor in compressed mode is determined according to the number of E-DPDCH required for initial transmission of data, and therefore, the E-DPDCH gain factor in compressed mode is determined accurately, the transmit power of E-DPDCH is determined accurately according to the E-DPDCH gain factor, the waste of transmit power of E-DPDCH is reduced, and therefore the system capacity is improved. | 2011-08-04 |
20110188518 | Coded bit padding - A method is described for adding coded bit padding for a orthogonal frequency division multiplexing (OFDM) data transmission device. | 2011-08-04 |
20110188519 | Method and System for Communication Capacity Negotiation of Physical Layer Chips - A method for communication capacity negotiation for physical layer chips performed by a network device provided with a first physical layer chip and a second physical layer chip includes, with the first physical layer chip, negotiating communication capacity with an opposite end, and reporting the communication capacity confirmed by negotiation to the second physical layer chip; and with the second physical layer chip, adopting the communication capacity acquired from the first physical layer chip to negotiate communication capacity with another opposite end by a fixed negotiation mode. A system for communication capacity negotiation of physical layer chips includes a first physical layer chip; and a second physical layer chip. The first physical layer chip negotiates a communication capacity with an opposite end, and reports the communication capacity confirmed by negotiation to the second physical layer chip; and the second physical layer chip adopts the communication capacity acquired from the first physical layer chip to negotiate communication capacity with another opposite end by a fixed negotiation mode. | 2011-08-04 |
20110188520 | Method for operating a time-controlled bus system - In a method for operating a time-controlled bus system, which communicates in communication slots in a sequence of communication cycles, a processing instruction, which is automatically generated from input data and configuration data, is used for processing communication tasks on the basis of time signals, the input data containing identifiers to identify the communication tasks, cycle information to assign the communication tasks to at least one communication cycle, and time position information to terminate the communication tasks within at least one communication cycle, and the configuration data contain data which define the communication tasks and/or describe the bus system. | 2011-08-04 |
20110188521 | APPARATUS, SYSTEMS, METHODS AND COMPUTER PROGRAM PRODUCTS FOR PRODUCING A SINGLE FREQUENCY NETWORK FOR ATSC MOBILE / HANDHELD SERVICES - Producing coherent symbols from a plurality of digital RF transmitters is achieved by selecting data bytes corresponding to mobile-handheld encapsulation (MHE) packets and setting trellis coders to a predetermined state when a predetermined number of bits of the data bytes enter a corresponding trellis coder. | 2011-08-04 |
20110188522 | REDUCTION OF TIMING JITTER IN A PASSIVE Q-SWITCHED SOLID STATE LASER - A method and device for reducing the timing jitter in a passive Q-switched Nd:YAG solid state laser by spatially selective bleaching a thin sheet of a saturable absorber of Cr | 2011-08-04 |
20110188523 | TEMPERATURE CONTROL SYSTEM FOR A FREQUENCY CONVERTED DIODE LASER - Apparatus and methods of controlling a frequency-converted diode laser system are disclosed. The diode laser systems can include embodiments of thermally coupled elements facilitating temperature stabilization. Aspects of some methods include monitoring the output of a stabilized diode laser system to reduce noise of the output laser beam. Other aspects of some methods include adjusting the temperature of a frequency converter based on noise in the output beam, and/or the current provided to drive the diode laser. Systems incorporating such control aspects, and others, are also disclosed. | 2011-08-04 |
20110188524 | DESIGNS AND PROCESSES FOR THERMALLY STABILIZING A VERTICAL CAVITY SURFACE EMITTING LASER (VCSEL) IN A CHIP-SCALE ATOMIC CLOCK - Designs and processes for thermally stabilizing a vertical cavity surface emitting laser (vcsel) in a chip-scale atomic clock are provided. In one embodiment, a Chip-Scale Atomic Clock includes: a vertical cavity surface emitting laser (vcsel); a heater block coupled to a base of the vcsel; a photo detector; a vapor cell, wherein the vapor cell includes a chamber that defines at least part of an optical path for laser light between the vcsel and the photo detector; and an iso-thermal cage surrounding the vcsel on all sides, the iso-thermal cage coupled to the heater block via a thermally conductive path. | 2011-08-04 |
20110188525 | TERAHERTZ WAVE EMISSION LASER DEVICE - A laser device having a wave emission within a frequency range of 0.5 to 5 THz, includes a semiconductor heterostructure having a cylindrical form with a circular cross-section and including: a first optically nonlinear semiconductor material layer including an emitting medium configured to emit at least two optical whispering gallery modes belonging to the near-infrared spectrum, the two whispering gallery modes being confined within the first layer and enabling the generation, within the first layer, of radiation within an electromagnetic whispering gallery mode having a frequency of 0.5 to 5 THz, the radiation being obtained through the difference in frequency of the two whispering gallery modes, the cylindrical geometry of the heterostructure ensuring phase tuning between the two optical whispering gallery modes belonging to the near-infrared spectrum and the terahertz mode at the difference in frequency; a second and a third semiconductor material layer, each having an optical index weaker than the index of the material of the first layer and located on both sides of the first layer; at least one metal layer located on one end of the hetero structure. | 2011-08-04 |
20110188526 | TWO-DIMENSIONAL PHOTONIC CRYSTAL LASER - A two-dimensional photonic crystal laser light is provided. The two-dimensional photonic crystal laser includes a two-dimensional photonic crystal made of a plate-shaped member provided with a periodic arrangement of identically-shaped modified refractive index areas having a refractive index different from that of the plate-shaped member; and an active layer provided on one side of the two-dimensional photonic crystal. The modified refractive index areas are arranged at lattice points of a lattice with a same period at least in two directions; each modified refractive index area is shaped so that a feedback strength is different with respect to directions of two primitive lattice vectors of the lattice; the two-dimensional photonic crystal has a periodic structure of a supercell, which contains a plurality of lattice points; and the sum of the feedback strengths by all modified refractive index areas in the supercell is identical in each direction of the two primitive lattice vectors. | 2011-08-04 |
20110188527 | NANOTUBE ARRAY INJECTION LASERS - Carbon nanotube (CNT)-based devices and technology for their fabrication are disclosed. The planar, multiple layer deposition technique and simple methods of change of the nanotube conductivity type during the device processing are utilized to provide a simple and cost effective technology for large scale circuit integration. Such devices as p-n diode, CMOS-like circuit, bipolar transistor, light emitting diode and laser are disclosed, all of them are expected to have superior performance then their semiconductor-based counterparts due to excellent CNT electrical and optical properties. When fabricated on semiconductor wafers, the CNT-based devices can be combined with the conventional semiconductor circuit elements, thus producing hybrid devices and circuits. | 2011-08-04 |
20110188528 | High Injection Efficiency Polar and Non-Polar III-Nitrides Light Emitters - Injection efficiency in both polar and non-polar III-nitride light-emitting structures is strongly deteriorated by inhomogeneous population of different quantum wells (QWs) in multiple QW (MQW) active region of the emitter. Inhomogeneous QW population becomes stronger in long-wavelength emitters with deeper active QWs. In both polar and non-polar structures, indium and/or aluminum incorporation into optical waveguide layers and/or barrier layers of the active region, depending on the desired wavelength of the light to be emitted, improves the uniformity of QW population and increases the structure injection efficiency. | 2011-08-04 |
20110188529 | OPTOELECTRONIC COMPONENT - An optoelectronic component includes an optical pump device including a first radiation-generating layer and a first radiation exit area at a top side of the pump device, wherein electromagnetic radiation generated during operation of the pump device is coupled out from the pump device through the first radiation exit area transversely and at least in part non-perpendicularly with respect to the first radiation-generating layer, and a surface emitting semiconductor laser chip including a reflective layer sequence including a Bragg mirror, and a second radiation-generating layer, wherein the surface emitting semiconductor laser chip is fixed to the top side of the pump device, and the reflective layer sequence is arranged between the first radiation exit area and the second radiation-generating layer. | 2011-08-04 |
20110188530 | Laser Light Source and Method for Producing a Laser Light Source - A laser light source comprises, in particular, a semiconductor layer sequence ( | 2011-08-04 |
20110188531 | VERTICAL CAVITY SURFACE EMITTING LASER WITH IMPROVED MODE-SELECTIVITY - It is an object of the invention to provide a VCSEL having both a high beam quality or a low M | 2011-08-04 |
20110188532 | Semiconductor Laser Apparatus - This semiconductor laser apparatus includes a first semiconductor laser device having a first surface and a second surface, an integrated laser device formed by a second semiconductor laser device and a third semiconductor laser device having a third surface and a fourth surface, and a support substrate. The third surface is bonded onto a first region of the support substrate, a first section of the first surface overlaps with at least part of the fourth surface, and a second section of the first surface is bonded to a second region of the support substrate. | 2011-08-04 |
20110188533 | INTEGRATED RARE EARTH DEVICES - The invention includes a single chip having multiple different devices integrated thereon for a common purpose. The chip includes a substrate having a peripheral area, a mid-chip area, and a central area. A plurality of FETs are formed in the peripheral area with each FET having a layer of single crystal rare earth material in at least one of a conductive channel, a gate insulator, or a gate stack. A plurality of photonic devices including light emitting diodes or vertical cavity surface emitting lasers are formed in the mid-chip area with each photonic device having an active layer of single crystal rare earth material. A plurality of photo detectors are formed in the central area. | 2011-08-04 |
20110188534 | DIFFERENTIAL SCANNING CALORIMETER - A differential scanning calorimeter ( | 2011-08-04 |
20110188535 | Method and Sensor for Determining the Hydrocarbon Dew Point in a Gas - The invention relates to a method and a sensor for determining the hydrocarbon dew point in a gas, in particular in a gaseous fuel. According to the invention a roughened condensation surface is provided on a planar measurement surface of a transparent body. Light is shone onto the roughened condensation surface through the transparent body and the intensity of the light reflected back into the transparent body is measured. The hydrocarbon dew point temperature can be inferred from changes in the intensity of the light which is reflected back when heating or cooling the condensation surface. | 2011-08-04 |
20110188536 | DUAL-COLOR PYROMETRIC MEASUREMENT OF X-RAY FOCAL SPOT TEMPERATURE - An x-ray tube disclosed here in includes an emitter arranged to emit electrons on to a focal spot on a rotatable anode. The x-ray tube also includes a hollow tube arranged to receive electromagnetic radiation from the focal spot at one end of the hollow tube and transmit it to another end. The x-ray tube also includes two or more sensors arranged to detect the electromagnetic radiation through the hollow tube. | 2011-08-04 |
20110188537 | TEMPERATURE-COMPENSATED FIBRE OPTIC STRAIN GAUGE | 2011-08-04 |
20110188538 | ENCLOSURE AND METHOD FOR TEMPERATURE-SENSITIVE COMPONENTS - Protective enclosure and method for protecting heat sensitive, data recording devices in high temperature environments. The protective enclosure has a housing having at least one compartment for containing a heat sensitive, data recording device, e.g., a temperature recording device, and a jacket configured to contain a phase change material. The jacket may be vented and configured to at least partially surround the compartment. The housing may be sealed with an endcap. The recording device and a heat absorbing element are disposed within the same or within adjoining or adjacent sub-compartments within the enclosure. In a method, the enclosure with heat absorbing element and temperature recording device is placed within a heated environment or environment to be heated, e.g., a furnace. The recording device is connected to a thermal couple. | 2011-08-04 |
20110188539 | TEMPERATURE INDICATION APPARATUS - An indication apparatus for indicating temperature status of a motherboard includes a detection module, a comparison module, a switch module, and an indication module. The detection module detects temperatures of the motherboard, and converts the detected temperatures to voltage signals. The comparison module receives the voltage signals, compares the voltage signals with a first reference voltage, and outputs control signals according to a comparison result. The switch module receives the control signals, and turns on or off according to the control signals. The indication module indicates temperature states of the motherboard when the switch module turns on or off. | 2011-08-04 |
20110188540 | RADIO COMMUNICATION SYSTEM, RADIO BASE STATION APPARATUS AND COMMUNICATION CONTROL METHOD - The present invention provides a radio communication system which includes a plurality of radio base station apparatuses that transmit reference signals orthogonal to each other among a plurality of transmitting antennas and a mobile terminal apparatus that performs channel estimation based on the reference signals transmitted from the plurality of radio base station apparatuses, sets priority among a plurality of neighboring radio base station apparatuses and introduces a bias in the number of reference signals that can be allocated to each radio base station apparatus according to the priority from the radio resources shared among the plurality of neighboring radio base station apparatuses. | 2011-08-04 |
20110188541 | HIGH BANDWIDTH DATA TRANSPORT SYSTEM - The present invention provides for a methods, system, and apparatus relating to data transmission. One method of the present invention includes representing data using at least one ultra wideband pulse, sending the at least one ultra wideband pulse over an electrically conductive guided media, and recovering the data from the at least one ultra wideband pulse. The present invention can be used in conjunction with telephony applications, cable TV applications, power line applications, fiber optic applications, and data bus applications. | 2011-08-04 |
20110188542 | COMMUNICATION APPARATUS AND METHOD - A communication apparatus and method for operating a communication apparatus are provided. The communication apparatus is configured to determine whether a sub-frequency band causing interference is present among sub-frequency bands included in a reception frequency band group, and to send to another communication apparatus an interference avoidance request signal which requests the other communication apparatus to transmit signals by use of remaining sub-frequency bands except the sub-frequency band causing interference, leading to simpler and more efficient interference avoidance. | 2011-08-04 |
20110188543 | STATE SAVING CONTROL FOR GENERATING AT LEAST ONE OUTPUT SIGNAL - The present invention proposes a control loop for receiving a reference signal r(t) and generating an output signal c(t) based on the reference signal r(t). The control loop comprises a subtracting element( | 2011-08-04 |
20110188544 | Interference Classification with Minimal or Incomplete Information - Interference classification with minimal or incomplete information. Receivers in access points and in other network devices on a wireless digital network may be switched to a spectrum monitor mode in which they provide amplitude-versus-frequency information for a chosen part of the spectrum. This may be performed by performing a FFT or similar transform on the signals from the receiver. Receivers are calibrated with known interference sources in controlled environments to determine peaks, pulse frequency, bandwidth, and other identifying parameters of the interference source in best and worst case conditions. These calibrated values are used for matching interference signatures. Calibration is also performed using partial signatures collected over a short period in the order of microseconds. These partial signals may be used to detect interferers while scanning. Another aspect of the invention is to record the variation of noise floor in the presence of interference sources. Multiple interference sources may be detected. While data collection is performed in one or more APs, classification may be performed in the | 2011-08-04 |
20110188545 | DIRECT-SEQUENCE ULTRA-WIDEBAND TERMINAL DEVICE - Provided is a Direct-Sequence Ultra-Wideband (DS-UWB) terminal device. A mobile communication terminal device using a DS-UWB scheme may simultaneously or sequentially transmit and receive a signal in a low-frequency band and a signal in a high-frequency band, and may simultaneously process the signals. Therefore, the DS-UWB scheme may be applied to a function division technique. | 2011-08-04 |
20110188546 | WIRELESS TRANSMIT/RECEIVE UNIT (WTRU) FOR CARRIER OFFSET RECOVERY - A wireless transmit/receive unit (WTRU) for carrier offset recovery. An adaptive matched filter produces a filtered signal. A rake receiver provides relative path values of multipath components. A mixer generates channel impulse response estimates. A channel despreader despreads the filtered signal using the pseudo-noise signal generated to produce a despread channel signal of the selected channel. A pilot channel despreader despreads the filtered signal using a pseudo-noise signal generator to produce a despread pilot signal of the pilot channel. A hard decision processor determines a symbol value of the despread channel signal. A complex conjugate processor generates a complex conjugate of the symbol value as a correction signal. A phase-locked loop produces a phase correction signal to recover carrier offset. | 2011-08-04 |
20110188547 | SYSTEM AND METHOD FOR ANTENNA SELECTION - Systems and methods that provide antenna selection in multi-antenna-element communication systems are provided. In one embodiment, a system that selects N antenna elements in an M-antenna-element transmitter or an M-antenna-element receiver, in which N is less than M, may include, for example, M antenna elements in the M-antenna-element transmitter or the M-antenna-element receiver; N RF chains; and a switch coupled to the N RF chains. The M-antenna-element receiver may determine a bit error rate for each possible N antenna element subset of the M antenna elements. The M-antenna-element receiver may determine the particular N antenna element subset with a lowest bit error rate. In response to the determination of the particular N antenna element subset with the lowest bit error rate, the switch may couple the N RF chains to the particular N antenna element subset with the lowest bit error rate. | 2011-08-04 |
20110188548 | GRID OF GROUND STATIONS FOR RECEIVING AND STORING SATELLITE DATA - A device, referred to as a satellite grid, includes a plurality of reception and storage ground stations ( | 2011-08-04 |
20110188549 | Systems and Methods for Generating a Pre-Coding Code Book - In a network comprising a signal forwarding node, a pre-coding code book generating method, wherein the method comprises: generating a pre-coding code book, wherein the pre-coding code book comprises at least one pre-coding code word corresponding to the signal forwarding node, and the pre-coding code word comprises one or more antenna beamforming weights; and communicating the pre-coding code book to a user equipment. | 2011-08-04 |
20110188550 | HIGH-PERFORMANCE FASTER-THAN-NYQUIST (FTN) SIGNALING SCHEMES - A method for communication includes modulating data to produce a series of symbols defined in a signal space. The symbols are pulse-shaped using a given pulse shape. A signal, which includes a sequence of the pulse-shaped symbols ( | 2011-08-04 |
20110188551 | COMMUNICATION SYSTEM COMPENSATING FREQUENCY OFFSET OF AN EXTERNAL REFERENCE CLOCK GENERATOR, COMPENSATION METHOD THEREOF AND DATA TRANSCEIVER EQUIPMENT INCLUDING THE COMMUNICATION SYSTEM - Example embodiments are directed to a communication system including a frequency synthesizer configured to compensate a frequency error of a reference clock generator, thereby reducing the implementing cost of the reference clock generator. The communication system includes a fractional-N type frequency synthesizer and a frequency control data generation unit that measures a frequency offset value of a reference clock in a measurement mode and provides a frequency control data based on the measured frequency offset value to the frequency synthesizer, for obtaining a frequency of a preset output clock. An external reference clock generator that generates a reference clock having a relatively large frequency error may be used in the communication system, and thus the manufacturing cost of the communication system is reduced. | 2011-08-04 |
20110188552 | DONGLE TRANSCEIVER AND ANTENNA ASSEMBLY - A dongle transceiver a substrate, a transceiver circuit, a transmit/receive switch, a MIMO antenna structure, and a decoupling module. The transceiver circuit is on at least one of the first and second sides of the substrate and is coupled to the transmit/receive switch. The MIMO antenna structure is on at least one of the first and second sides of the substrate. The decoupling module is on at least one of the first and second sides of the substrate, couples the MIMO antenna structure to the transmit/receive switch, and electrically isolates antennas of the MIMO antenna structure. | 2011-08-04 |
20110188553 | SINGLE CHIP WIRELESS TRANSCEIVER OPERABLE TO PERFORM VOICE, DATA AND RADIO FREQUENCY (RF) PROCESSING - A single chip wireless transceiver operable to perform voice, data and radio frequency (RF) processing is provided. This processing may be divided between various processing modules. This single chip includes a processing module having an ARM microprocessor and a digital signal processor (DSP), an RF section, and an interface module. The processing module converts an outbound voice signal into an outbound voice symbol stream, converts an inbound voice symbol stream into an inbound voice signal, converts outbound data into an outbound data symbol stream, and converts an inbound data symbol stream into inbound data. These functions may be divided between the ARM microprocessor and DSP, where the DSP supports physically layer type applications and the ARM microprocessor supports higher layer applications. Further bifurcation may be based on voice applications, data applications, and/or RF control. The RF section converts an inbound RF voice signal into the inbound voice symbol stream, converts the outbound voice symbol stream into an outbound RF voice signal, converts an inbound RF data signal into the inbound data symbol stream, and converts the outbound data symbol stream into an outbound RF data signal. The interface module provides coupling between the processing module, the RF section, and with off-chip circuits. | 2011-08-04 |
20110188554 | METHOD AND DEVICE FOR REDUCING THE TRANSMISSION POWER ON A DIGITAL SUBSCRIBER LINE - A method and a device for data processing are provided, said method comprising the steps of (a) at least one bit of the data is manipulated ( | 2011-08-04 |
20110188555 | Architecture to Remove a Bimodal Dynamic DC Offset in Direct Conversion Receiver - Apparatus for controlling the generation of a DC signal at the output of a mixer, so that the DC signal is predictable, enabling a static offset compensation voltage to offset the DC signal. The apparatus comprises a mixer configured to receive a first and a second input signal, the mixer being such as to generate a first DC signal at the output of the mixer when the first and second input signal have the same frequency and a first relative phase, a phase detector for determining the relative phase of the first and second signals, and a phase modifier configured to modify the phase of the second signal relative to the first signal in dependence on the determination of the relative phase between the first and second signals such that the resulting DC signal at the output of the mixer is the first DC signal. | 2011-08-04 |
20110188556 | RECEIVING DEVICE AND RADIO QUALITY CALCULATION METHOD - A reception device calculates a radio quality in a downlink by using a plurality of pilot symbols transmitted from a base station. The reception device includes a correlation calculation unit and a radio quality calculation unit. The correlation calculation unit calculates a correlation value between a first pilot symbol and a second pilot symbol on a time axis or a correlation value there between on a frequency axis. If the correlation value obtained by the correlation calculation unit exceeds a predetermined threshold value, the radio quality calculation unit calculates a radio quality in the downlink by using a reception quality of the first pilot symbol and a reception quality of the second pilot symbol. | 2011-08-04 |
20110188557 | METHOD, DEVICE AND COMPUTER READABLE MEDIUM FOR DETERMINING WHETHER TRANSMISSION SIGNALS ARE PRESENT IN RECEIVED SIGNALS - A method is provided for determining whether transmission signals are present in received signals, the method comprising: receiving a first signal via a first radio resource; receiving a second signal via a second radio resource; determining whether a first transmission signal is present in the received first signal based on the received second signal; and determining whether a second transmission signal is present in the received second signal based on the received first signal. | 2011-08-04 |
20110188558 | USER APPARATUS AND CELL SEARCH METHOD - A user apparatus for performing cell search includes: a timing information detection unit configured to detect timing information of a synchronization signal transmitted from a connected base station; a secondary synchronization channel correlation detection unit configured to detect a correlation of a secondary synchronization channel included in a synchronization signal transmitted by other base station other than the connected base station by using the timing information detected by the timing information detection unit; and a secondary synchronization channel detection unit configured to detect the secondary synchronization channel based on a result of the correlation detection by the secondary synchronization channel correlation detection unit. | 2011-08-04 |
20110188559 | REDUCING PHASE ERRORS ON A COMMUNICATION DEVICE - A communication device that is configured for reducing phase errors is described. The communication device includes a processor and instructions stored in memory. The communication device calculates a sum channel in the frequency domain, estimates one or more impulse responses and isolates an impulse response for one or more wireless communication devices. The communication device also calculates a phase error for each wireless communication device and reduces the phase error for each wireless communication device. | 2011-08-04 |
20110188560 | Matching Pursuits Basis Selection - A method, apparatus, and computer-readable medium for basis selection is described. A plurality of sub-bands of digital data is generated and a basis function for the digital data in one of the plurality of sub-bands is determined at a rate that provides a substantially peak signal-to-noise ratio for the digital data. The basis function is added to a codebook and the digital data is compressed using the codebook. | 2011-08-04 |
20110188561 | SNR ESTIMATION - A method for estimating a Signal to Noise Ratio (SNR) in a received signal including, for a fixed first set of a plurality of samples from the received signal, providing an initial noise estimate, starting with the initial noise estimate, iteratively improving the noise estimate, and estimating SNR based, at least partly, on the fixed first set of samples from the received signal and the noise estimate. Additional related apparatus and methods are also described. | 2011-08-04 |
20110188562 | Characteristic Response Extraction for Non-Linear Transmit Channels - Techniques for extracting the characteristic response of a non-linear channel are presented. In various implementations of the invention, a channel's characteristic response may be determined by identifying a first input sequence, determining the ones compliment of the first input sequence and then determining the response of the channel to these two input sequences. Subsequently, two input matrices and two response matrices may be generated based upon the two input sequences and their corresponding responses. Given these four matrices, a symmetrical response component may be determined by iteratively solving a system of equations formed from the columns of each matrix. Subsequently, given the symmetric component and these four matrices, an asymmetrical response component may be determined by again iteratively solving the system of equations for the columns of each matrix. | 2011-08-04 |
20110188563 | METHOD AND ARRANGEMENT IN A TELECOMMUNICATION SYSTEM - By exploiting the multi-block structure of the used slot format having a training sequence in the time domain and at least one pre-coded user data block to sequentially reconstruct the slot, using in the first act known symbols and using detected symbols in each subsequent act and improved receiver may be provided. This may result in less ISI/IBI and therefore increased performance. | 2011-08-04 |