14th week of 2010 patent applcation highlights part 26 |
Patent application number | Title | Published |
20100085917 | METHOD AND APPARATUS FOR COOPERATION STRATEGY SELECTION IN A WIRELESS COMMUNICATION SYSTEM - Systems and methodologies are described that facilitate cooperation strategy selection for a network multiple-in-multiple-out (N-MIMO) communication system. As described herein, one or more nodes in a communication system capable of N-MIMO communication can calculate marginal utilities, projected per-user rates, and/or other parameters corresponding to respective associated users. Based on these calculations, respective network nodes can perform user scheduling and selection, cell scheduling and selection, selection of a cooperation strategy (e.g., coordinated silencing, joint transmission, coordinated beamforming, etc.), and/or other operations to provide cooperative communication for respective users. As further described herein, projected rate calculation for a given user can be adjusted based on processing or channel implementation loss associated with the user, interference nulling capability of the user, or other factors. As additionally described herein, these and/or other parameters can be fed back by respective users to a serving network node and/or mandated via system performance requirements. | 2010-04-08 |
20100085918 | Method and Apparatus Pertaining to Updating a High-Bandwidth Hardware-Based Packet-Processing Platform Local Session Context State Database - These various embodiments comprise or are suitable for implementation by a high-bandwidth hardware-based packet-processing platform that is configured to be installed at a traffic-aggregation point for a communications network having a plurality of attachment points at its edge. These teachings provide for receiving (via, for example, a packet-receiving interface) at least substantially all data packets as pass through the traffic-aggregation point and then extracting session context state data from at least a majority of these data packets. By one approach, this session context state data comprises, at least in part, information pertaining to a location as pertains to a calling party (such as the point of network attachment for that calling party). This session context state data is then used to update a local session context state database. | 2010-04-08 |
20100085919 | AMBLE MODULATION SERIES - A base station in a multi-hop network wirelessly transmits a preamble series to be received by a subscriber station in the network, and wirelessly transmits a reverse version of the preamble series to be received by a relay station in the network. The relay station receives the transmitted reverse version of the preamble series. The subscriber station receives the transmitted the preamble series. | 2010-04-08 |
20100085920 | Method of Subnet Roaming within a Network - Disclosed is an apparatus and method of client device roaming from a home subnet to a foreign subnet of a network. The method includes the client device accessing the network through a first access node of the home subnet, and the client device roaming to a second access node of the foreign subnet, the client device accessing the network through the second access node, the client device maintaining a fixed client IP address, default gateway IP address and IP subnet attachment as the client device roams from the first access node to the second access node. | 2010-04-08 |
20100085921 | SYSTEM AND METHOD FOR DATA DISTRIBUTION IN VHF/UHF BANDS - Whitespace devices can use unused television frequencies for transmission and reception of WiFi OFDM signals. Three contiguous bands, such as former channels 2, 3, and 4, may be bonded together to define a whitespace band. In order to fit a WiFi OFDM signal into this whitespace band, a whitespace device compresses the bandwidth of each WiFi OFDM signal using a specific spectrum mask. Very low transmission power is needed for the modified WiFi OFDM signals, eliminating the need for high power amplifiers and most of the WiFi OFDM designs such as PHY and MAC can be reused with minor modifications. | 2010-04-08 |
20100085922 | System and method for improving bandwidth of wireless local area network - A system and method for improving bandwidth of a local area network is provided. The method includes splitting user data into multiple data fragments. The method further includes creating multiple beacon frames by placing each data fragment in a unique beacon frame. Further, the method includes broadcasting the beacon frames through a wireless medium by an access point of the network. Thereafter, the beacon frames are received by a wireless client and data fragments are extracted from each beacon frame. Finally, the user data is reconstructed from the extracted data fragments by reassembling the data fragments. | 2010-04-08 |
20100085923 | SCHEDULING OF USERS ON A SHARED RADIO RESOURCE USING A COMBINATION OF LINK QUALITY AND TRAFFIC INFORMATION - The present invention relates to a method and an arrangement for optimizing radio resource utilizations when scheduling data transmissions between a radio base station ( | 2010-04-08 |
20100085924 | CARRIER ASSIGNMENT METHOD FOR CELLULAR SYSTEM, CELLULAR SYSTEM, BASE STATION, AND MOBILE STATION - The threshold value of the cell center is increased or decreased depending on the communication quality of a mobile station in the cell center. For example, if the block error rate in the communication of a mobile station in the cell center is high, the threshold value of the cell center is increased so that the mobile station in the cell centre is limited to mobile stations closer to the base station. | 2010-04-08 |
20100085925 | BASE STATION - A base station communicating with a user device using multiple antennas in a system where a subframe is composed of multiple slots each composed of multiple basic time units is disclosed. The base station includes a first mapping unit configured to map one or more reference signals used for demodulation of one or more L1/L2 control channels and one or more data channels to be transmitted from one or more of the antennas within a predetermined number of basic time units from the beginning of each subframe; and a second mapping unit configured to map reference signals used for demodulation of data channels to be transmitted from other ones of the antennas to one or more basic time units following the basic time units to which the reference signals used for demodulation of the L1/L2 control channels and the data channels are mapped. | 2010-04-08 |
20100085926 | RADIO CONTROL SIGNAL GENERATING METHOD, RADIO BASE STATION APPARATUS, AND MOBILE STATION - A method of generating a control signal is disclosed. The method includes the steps of: generating one or more control messages to be transmitted; and multiplexing the one or more control messages to generate a control message block to generate the control signal to be transmitted in a transport channel, wherein the control message block varies in length according to the number of control messages multiplexed and the size of the control messages; and wherein information on the number of control messages multiplexed and/or the size of the respective control messages is not included in the control signal. | 2010-04-08 |
20100085927 | (H)ARQ FOR SEMI-PERSISTENT SCHEDULING - A radio communications link is established between radio stations, and a semi-persistent radio resource is allocated to support data transmission over the communications link. The semi-persistent radio resource is associated with a corresponding automatic repeat request (ARQ) process identifier. Non-limiting examples of a semi-persistent radio resource include a regularly scheduled transmission time interval, frame, subframe, or time slot during which to transmit a data unit over the radio interface. Retransmission is requested of a data unit transmitted using the semi-persistent radio resource. The ARQ process identifier associated with the semi-persistent resource is used to match a retransmission of a data unit dynamically scheduled on the communications link with the requested data unit retransmission. In a preferred example embodiment, the ARQ process identifier is a hybrid ARQ (HARQ) process, where a retransmitted data unit is combined with a previously-received version of the data unit. | 2010-04-08 |
20100085928 | USER APPARATUS, BASE STATION APPARATUS, AND METHOD IN MOBILE COMMUNICATION SYSTEM - A user apparatus transmits an uplink control signal to a base station apparatus using a single carrier scheme. The user apparatus includes: a unit configured to receive a downlink control signal and a downlink data signal; a unit configured to prepare acknowledgement information indicating positive acknowledgement or negative acknowledgement for the downlink data signal; a unit configured to prepare the uplink control signal including the acknowledgement information; a unit configured to transmit the uplink control signal using different resources which are different from resources that can be used for an uplink data signal; and a storage unit configured to store predetermined correspondence relationship which uniquely associates resources of the downlink control signal or the downlink data signal with resources used for the uplink control signal. | 2010-04-08 |
20100085929 | MOBILE STATION, RADIO BASE STATION AND SYNCHRONIZATION ESTABLISHING METHOD - A mobile station (UE) is configured to establish uplink synchronization with a radio base station (eNB). The mobile station (UE) is configured not to return transmission acknowledgment information for downlink data until receiving a command for adjusting uplink transmission timing, when the radio base station (eNB) allocates a radio resource for transmission of the downlink data to the mobile station (UE). | 2010-04-08 |
20100085930 | SUPER FRAME STRUCTURE AND BEACON SCHEDULING METHOD FOR MESH NETWORKING - A super frame structure supporting a mesh network, and a beacon scheduling method. The super frame structure and the beacon scheduling method may support a mesh topology in a beacon enabled mode, may have an algorithm that is simple and easily realized via beacon scheduling using a distribution method, and may easily adapt to changes in a network environment. | 2010-04-08 |
20100085931 | Methods and apparatuses for transmitting and receiving channel quality indicator (CQL) in broadband wireless communication system - A terminal is operable to transmit and receive CQI in a broadband wireless communication system. An operating method of the terminal for transmitting a CQI in a broadband wireless communication system includes requesting a band Adaptive Modulation and Coding (AMC) subchannel to a base station; after requesting the band AMC subchannel, transmitting a broadband CQI to the base station over a first control channel; and transmitting a first differential CQI relating to a band AMC allocated using the broadband CQI, over a second control channel. Thus, the overhead in the CQI feedback can be minimized and the CQI reception performance can be enhanced through the most robust encoding. | 2010-04-08 |
20100085932 | METHOD OF SCHEDULING SHARED CHANNELS AND A SCHEDULER THEREFOR IN A WIRELESS PACKET COMMUNICATION SYSTEM - The present invention relates to a method of scheduling a shared channel of a wireless packet communication system, and more particularly, to a shared scheduler of a wireless packet communication. The present invention includes determining priorities of provided services for target terminals of cellular phones and ratios of carrier signal to interference from multiple target terminals; and based on the determined priorities, transmitting packet data to each the target terminal of cellular phones. | 2010-04-08 |
20100085933 | MULTIPOLL FOR QOS-DRIVEN WIRELESS LANS - A method and a system are disclosed for providing quality of service (QoS)-driven channel access within a basic service set (BSS) in a wireless network. At least one available TO is allocated to a selected non-PC station having traffic to transmit. A multipoll frame containing information relating to at least two allocated TOs is then sent from the PC station containing information relating to each allocated TO. | 2010-04-08 |
20100085934 | METHOD AND APPARATUS FOR TRANSMITTING SIGNAL AND A COMMUNICATION SYSTEM - A method, apparatus and system for transmitting signal, the method includes: using the weighting factor sequence, processing weighting repeating modulation for the basic cell block mapped by the data symbol block at the sending end, and obtaining a plurality of the repeating cell blocks corresponding to the said basic cell block; the sending end maps each repeating cell block to the appointed time-frequency position respectively, then sends the signals in the said time-frequency position; and the receiving end demodulates the plurality of data symbol blocks from the blocks, and incorporates the plurality of data symbol blocks; the said receiving end demodulates the incorporated data symbol blocks, and generates the received data. This scheme can be called for short as the block repeating spread diversity transmission technology, it is based on the information symbol in the time-frequency domain two-dimensional grid point. This scheme doesn't restrict the modulating signal generation manner at bottom, it can form a new multiple address/multiple path transmission scheme, and can be incorporated with the other key technologies in the existing mobile communication. | 2010-04-08 |
20100085935 | METHODS AND APPARATUS FOR SUPPORTING SHORT BURST MESSAGES OVER WIRELSS COMMUNICATION NETWORKS - A multi-mode mobile station may include an extended preferred roaming list (PRL). The extended PRL may include an extended system table. The extended system table may include at least one WiMAX extended system record and at least one CDMA extended system record. The extended PRL may also include an extended acquisition table. The extended acquisition table may also include at least one WiMAX extended acquisition record and at least one CDMA extended acquisition record. | 2010-04-08 |
20100085936 | METHOD AND APPARATUS FOR OPTIMIZING NETWORK ENTRY DURING HANDOFFS IN A WIRELESS COMMUNICATION SYSTEM - A method and apparatus for optimizing network entry during handoffs in a wireless communication network ( | 2010-04-08 |
20100085937 | SYSTEM AND METHOD FOR INBOUND ROAMING IN IP MULTIMEDIA SUBSYSTEM NETWORKS - A system and method for enabling a UE to roam to a visited IMS-based network from a home network that does not have an IMS infrastructure. A visiting UE sends to an Intelligent Roaming Application Server (I-RAS) in the visited network, a first SIP Registration message that includes a SIP URI identifying the UE as a visitor from a home network that does not have an IMS infrastructure. The I-RAS rejects the registration, but includes a temporary Tel URI in the rejection message. The UE sends a second Registration message using the temporary Tel URI, which is forwarded to a Visited S-CSCF for authentication. The S-CSCF returns authentication vectors, which the UE uses to compute ciphering parameters and establish an IPSEC connection with a Visited P-CSCF. The UE then sends a third Registration message, which is accepted, and registration in the visited network is complete. The I-RAS acts as a pseudo Visited MSC/VLR and performs an update location procedure with the visiting UE's home network. | 2010-04-08 |
20100085938 | WiFi network system for performing a high-speed handover of voice and multimedia data and method applied to the same - A WiFi network system for performing a high-speed handover of voice and multimedia data includes a wireless station (STA), a network router for connecting to the Internet; first and second smart base stations respectively connected with the Internet through the network router, wherein the second smart base station is adjacent to the first smart base station. Each of the smart base stations covers an area in order to register the STA located in the area and connect the STA with the Internet through the first or a second smart base station and the network router. | 2010-04-08 |
20100085939 | METHOD FOR SUPPORTING MOBILITY FOR VERTICAL HANDOVER OF MOBILE NODE - A method for supporting mobility for a vertical handover of a mobile node (MN) includes dividing service domains of respective first and second networks in different layers when an external correspondent node (CN) and the MN communicate with each other through the first network. When the MN moves to the second network, a care of address (CoA) newly allocated from the second network and a home address (HoA) of a home agent | 2010-04-08 |
20100085940 | HANDOFF PROCEDURES AND INTRA-NETWORK DATA ROUTING FOR FEMTOCELL NETWORKS - The present invention is directed toward a system and method for enabling handoffs of a connected mobile device between an external macrocell access point and a local femtocell access point without interrupting data communication sessions occurring on that connected mobile device. In some embodiments, this entails maintaining an IP address assigned to the connected mobile device during and after the handoff procedure. In further embodiments, this process is enabled by providing a virtual private network link between the external support node and a local access point controller. | 2010-04-08 |
20100085941 | METHODS AND APPARATUS FOR SCANNING FOR NEIGHBOR BASE STATIONS IN TIME SYNCHRONOUS WIRELESS COMMUNICATION SYSTEMS - A method for scanning for neighbor base stations in a time synchronous wireless communication system may be implemented by a mobile station. The method may include detecting a serving base station preamble index that is transmitted by a serving base station in a subcarrier subset during a frame. The method may also include using the detected serving base station preamble index to determine a signal quality measurement for the serving base station. The method may also include detecting at least one neighbor base station preamble index that is transmitted by a neighbor base station in another subcarrier subset transmitted during the same frame. The method may further include using the detected neighbor base station preamble index to determine a signal quality measurement for the neighbor base station. | 2010-04-08 |
20100085942 | Communication Control Apparatus and Communication Control Method - There is provided a base station having a resource assigning unit for assigning QoS resources in response to a QoS setting request and a resource securing unit for securing, when a wireless communication terminal that is communicating with a base station by setting a QoS specifies the own base station as a handoff candidate base station, QoS resources by correlating to the wireless communication terminal. The resource assigning unit assigns, in the case where there are no QoS resources available when assigning QoS resources in response to the QoS setting request, the QoS resources that have been secured by the resource securing unit by correlating to the wireless communication terminal to a wireless communication terminal that has transmitted the QoS setting request. | 2010-04-08 |
20100085943 | HANDOVER OF WIRELESS CONNECTIONS - A connection between a communications terminal and a communications network is arranged such that on detection of imminent degradation or loss of such connection, the utilization of the connection is maximized in advance of such degradation. The network temporarily reallocates the maximum bandwidth that the terminal is capable of using to that terminal, which may result in a small temporary degradation of the bandwidth available to other terminals, and the terminal downloads the data most likely to be required next to a cache (in the case of specific web pages, identified by recent accession, bookmarks, or hyperlinks from the page currently being viewed), or a buffer (if the data is being streamed) using this extra bandwidth made available. | 2010-04-08 |
20100085944 | METHOD AND SYSTEM FOR SUPPLEMENTAL CHANNEL REQUEST MESSAGES IN A WIRELESS NETWORK - A method and system for obtaining reverse channel resources for a mobile device, the method filtering a closed loop correction power value; calculating a data rate utilizing the filtered closed loop correction power value; and sending a supplemental channel request message, including the calculated data rate, to a base station transceiver system. | 2010-04-08 |
20100085945 | NETWORK STATION IDENTIFIERS IN A WIRELESS COMMUNICATION SYSTEM - A wireless communication system allowing transmission of identifiers of network stations, the system including: a first network station, such as a femto cell basestation, with an identifier and a first transmission coverage area; a second network station, such as a macro cell basestation, with an identifier and a second transmission coverage area, which is larger than and overlaps with the first transmission coverage area; and storage means storing a unit of time defined in the system, along with a first ID window defined within the unit of time allocated to the first network station for transmission of its own identifier and a subsequent second ID window defined within the unit of time allocated for transmission of the second network station identifier. | 2010-04-08 |
20100085946 | ADAPTIVE TRANSMISSIONS IN WIRELESS NETWORKS - A network includes an access point and a station. The station transmits to the access point a current clear-to-send packet at a current time during a current exchange. The transmission is based on success or failure of a previous exchange during which a previous clear-to-send packet was transmitted at a previous time. | 2010-04-08 |
20100085947 | METHOD OF TRANSMITTING DATA TO A MOBILE DEVICE - A system for transmitting data via a core portion of a computer network to a mobile device is described. The network includes a plurality of access points wherein each access point includes a memory where data for onward transmission to the mobile device may be cached and is operable to communicate with the mobile device over a short-range wireless connection, when the mobile device is in range thereof, and with the core portion of the network over a backhaul connection on a substantially continuous basis. The system comprises: a location collection server for receiving location data from the mobile device; an access point prediction engine for generating predictions of one or more of the access points which the mobile device is considered likely to come in range of in the future based on recent location data received at the location collection server; and a content delivery server for transmitting the data or a portion thereof to the one or more predicted access points via the backhaul connection for caching at the access points and for onward transmission to the mobile device in the event that the mobile device comes into range of the access point, or one or more of the access points where data is transmitted to more than one predicted access point. | 2010-04-08 |
20100085948 | Apparatuses for Hybrid Wired and Wireless Universal Access Networks - A gateway switch comprises: two or more transceiving modules, wherein each of the transceiving modules is capable of transmitting and receiving data, wherein the data is an analog signal or a digital signal, and wherein each of the transceiving modules provides a different network connection type; a system module for processing the received data in accordance with one or more rules; and a switching module for symmetrically switching the processed data from any one of the transceiving modules to a selected one of the transceiving modules for transmission of the processed data; wherein the system module selects one of the transceiving modules for the transmission of the processed data as a function of the rules. | 2010-04-08 |
20100085949 | BASE STATION APPARATUS, AUTHENTICATOR APPARATUS AND METHOD FOR ATTACHING A BASE STATION APPARATUS TO AN AUTHENTICATOR APPARATUS - A Base Station apparatus includes a network attachment device and a memory. The network attachment device is adapted to attach the Base Station apparatus to an Authenticator apparatus by sending a Base Station Attachment signal. The Base Station Attachment signal is adapted to request globally scoped or per-Base Station information from the Authenticator apparatus and the memory is adapted to store received globally scoped or per-Base Station apparatus information. | 2010-04-08 |
20100085950 | WIRELESS COMMUNICATION DEVICE AND WIRELESS COMMUNICATION METHOD - A wireless communication device includes a physical layer protocol processor which can transmit and receive data by first to Nth communication schemes, where ith communication scheme has compatibility with the first to (i−1)th communication scheme. A first controller generates a first frame for forbidding communication by the first to Nth communication schemes for a first period, and orders the physical layer protocol processor to transmit the first frame by the first communication scheme. A second controller generates a second frame for lifting the forbiddance on communication, and orders the physical layer protocol processor to transmit the second frame by a jth communication scheme. A third controller generates a third frame for forbidding communication by a (j+1)th to Nth communication schemes for a second period, and orders the physical layer protocol processor to transmit the third frame by the (j+1)th communication scheme. | 2010-04-08 |
20100085951 | MANAGING UNSCHEDULED WIRELESS COMMUNICATION IN A MULTIRADIO DEVICE - A system for managing the operation of a plurality of radio modules integrated within the same wireless communication device. A control strategy may be employed to manage both more predictable and more spontaneous wireless communication mediums, wherein a local controller may be employed in a radio module utilizing an unscheduled wireless medium, like WLAN, for determining whether adequate time has been allocated to complete a transaction. If the transaction cannot be completed in the allowed time, it may be delayed until adequate time exists, and the delay may be reported so that the time may be reallocated to other radio modules. The radio module may then enter a power-saving mode until the transaction can be completed. | 2010-04-08 |
20100085952 | Method of Communicating which Channel is to be Monitored by Subscriber Units that are Idle in a Communication System - The present invention discloses, in a two-way radio frequency (RF) communications system having at least one repeater, a plurality of channels, and a plurality of subscriber units, a repeater receives a message that identifies a channel that is selected to serve as a rest channel for the system. The channel that is currently serving as the rest channel for the system is monitored by subscriber units that are idle in the system. If the repeater determines that the channel selected to serve as the rest channel is hosted by the repeater, the repeater periodically transmits an identity of the channel as the channel currently serving as the rest channel on at least the channel. | 2010-04-08 |
20100085953 | METHOD FOR ENDING A CALL SESSION IN A COMMUNICATION SYSTEM - A repeater receives an indication that a subscriber unit is initiating a call session on a channel, and indicates that the channel is busy. The repeater repeats a transmission from the subscriber unit and sets a timer for a first time upon determination that the transmission has ended. The timer is set for a second time if a new transmission is not received from a subscriber unit that is allowed to transmit on the channel prior to the expiration of the first time; otherwise, the repeater accepts a new transmission from a subscriber unit that is allowed to transmit on the channel if the new transmission is received prior to an expiration of the second time. Upon receipt of each new transmission received prior to the expiration of the second time, the repeater clears the timer, repeats the transmission on the channel, and resets the timer for the first time upon determination that the transmission has ended. | 2010-04-08 |
20100085954 | METHOD OF OPERATING AN EVENT-DRIVEN, DELAY-CRITICAL WIRELESS SENSOR NETWORK - A method of operating wireless devices includes providing a plurality of sender nodes each having a respective message to wirelessly send to a receiver node. A probability distribution is assigned to a plurality of frequency channels such that a respective probability of selection is assigned to each frequency channel. At least two of the probabilities of selection are unequal. A respective frequency channel is probabilistically selected for each of the sender nodes according to the probability distribution. The messages are wirelessly sent from the sender nodes to the receiver node in the selected frequency channels. The receiver node is used to sample a first one of the frequency channels and a second one of the frequency channels. The second frequency channel has a higher respective probability of selection than the first frequency channel. If the receiver node sensed a signal in both the first frequency channel and the second frequency channel during the sampling, the receiver node is tuned to the first frequency channel and receives a remainder of the message on the first frequency channel. | 2010-04-08 |
20100085955 | TRANSMIT DIVERSITY FOR SC-FDMA - Techniques for transmitting data with transmit diversity for single-carrier frequency division multiple access (SC-FDMA) are described. In one design, a transmitter (e.g., a UE) may form a first symbol vector including first and second modulation symbol sequences. The transmitter may also form a second symbol vector including third and fourth modulation symbol sequences, which may be generated based on the second and first modulation symbol sequences, respectively. Each symbol vector may further include a cyclic prefix and possibly a cyclic postfix for each modulation symbol sequence. The transmitter may generate a first SC-FDMA symbol based on the first symbol vector and a second SC-FDMA symbol based on the second symbol vector. The transmitter may transmit the first and second SC-FDMA symbols from two transmit antennas in a single SC-FDMA symbol period to achieve transmit diversity. | 2010-04-08 |
20100085956 | METHOD FOR RESOLVING COLLISION OF UPLINK SIGNALS - A method for processing data in a wireless communication system is provided. The method includes receiving a first uplink scheduling command indicating a first radio resource, receiving a second uplink scheduling command indicating a second radio resource through a random access response, and stopping a procedure associated with the second uplink scheduling command when the first radio resource and the second radio resource collide. | 2010-04-08 |
20100085957 | Methods and Apparatus to Form Secure Cross-Virtual Private Network Communications Sessions - Example methods and apparatus to form secure cross-VPN (virtual private network) communication sessions in multiprotocol label switching (MPLS)-based networks are disclosed. An example method comprises receiving a communication session initiation request from a first device associated with a first MPLS-based VPN, determining whether the communication session initiation request is directed to a second device associated with a second MPLS-based VPN, sending a cross-VPN link setup request to a route reflector to enable a cross-VPN communication path over which the first and second devices are permitted to communicate when the communication session initiation request is directed to the second device associated with the second VPN, and facilitating a communication session between the first and second devices via the communication path enabled by the route reflector. | 2010-04-08 |
20100085958 | Method and System For Service Preparation of a Residential Network Access Device - The invention relates to a method and system of service preparation of a residential network access device from one or more remote provisioning devices to prepare said residential network access device to receive a network service over a communications network. The method comprises the steps of receiving a line identifier indicating a physical line used by said residential network access device to connect to said communication network; transmitting an IP address from said one or more provisioning devices to said residential network access device for which said line identifier has been received, said IP address being a source address for said residential network access device, and transmitting software code portions to said IP address of said residential network access device, said software code portions being required for receiving said network service. | 2010-04-08 |
20100085959 | SYSTEM AND METHOD FOR ACHIEVING INTEROPERABILITY BETWEEN ENDPOINTS OPERATING UNDER DIFFERENT PROTOCOLS - A teleconferencing system for achieving interoperability between a multiple endpoints including a first endpoint following SIP protocol, a second endpoint following H.323 protocol and a third endpoint following a proprietary protocol. The teleconferencing system incorporates a signaling gateway and a call control server. In the teleconferencing system, the signaling gateway and a call control server are configured to perform policy-based management of calls between the first endpoint, the second endpoint and the third endpoint. | 2010-04-08 |
20100085960 | ATM Telecommunications Systems and Method for Routing Narrow Band Traffic - A telecommunications system comprises an asynchronous transfer mode (ATM) network having uncommitted bandwidth, and a plurality of adaptive grooming routers (AGR) coupled to the network. The AGRs comprise a group adapted to function as a virtual transit exchange whose fabric and control are distributed over the group. The visual comprising the AGRs incorporates independent connection control and call routing functions and has means for determining the current system status whereby to set up narrow band connections across the ATM network based on that status determination. | 2010-04-08 |
20100085961 | METHOD, DEVICE, AND SYSTEM FOR SYNCHRONIZING TERMINAL STATE IN GENERIC ACCESS NETWORK - The present invention relates to wireless communication, and discloses a method, a device, and a system for synchronizing a terminal state in a GAN to ensure that the GAN can know the relevant state context information of the terminal correctly. In the present invention, a network device of the GAN receives CS domain and/or PS domain state information reported by a terminal; and the network device processes the terminal registration information according to the received CS domain and/or PS domain state information. After the connection is reestablished between the terminal and the GAN, the terminal reports the CS domain and/or PS domain state information in the GAN mode to the GANC. The terminal may report the CS domain and/or PS domain state information in the GERAN/UTRAN mode to the GANC in the registration process. The terminal may also initiate a registration update process after the CS domain and/or PS domain state in the GERAN/UTRAN mode changes. | 2010-04-08 |
20100085962 | METHOD FOR FAST CIRCUIT SWITCHED SERVICE ENABLING HANDOVER FROM PACKET-SWITCHED ONLY NETWORKS - Quick and efficient handover of a user equipment (UE) from a Wideband Code-Division Multiple Access (WCDMA) packet switched only network to a Circuit Switched enabled (CSe) network is provided. Parallelization of the Radio Access Network (RAN) processes and the User Equipment (UE) processes can help to reduce delay in such handovers. | 2010-04-08 |
20100085963 | RECONSTRUCTION OF ERRORED MEDIA STREAMS IN A COMMUNICATION SYSTEM - A method for reconstructing and reproducing a received media stream while minimizing storage space is presented. The media stream transmitted by a transmitting device is uploaded to an external storage device. Metadata including packetization mapping information, missing packets not received by the receiving device, and reproduction time at the receiving device are also uploaded to the storage device. The storage device stores the missing packets and reproduction time of each receiving device if the same media stream is received by multiple devices. The data in the storage device is used to reconstruct the received media stream and reproduce the end user experience. | 2010-04-08 |
20100085964 | COMMUNICATIONS SYSTEM AND METHOD - A method for transmitting data using data packets includes dividing a data portion of the data packet into two or more data segments, each having a corresponding check portion. The data packet may also be communicated over two or more logical communication channels. The order of data portions in one communication channel may differ from the order of data portions in a second communication channel. Identical or different check portions may be assigned to respective data portions. | 2010-04-08 |
20100085965 | CONTENT TRANSMITTING METHOD AND APPARATUS - A content transmitting method transmits content to a content receiving apparatus connected via a network. Copy control information on content to be transmitted is transmitted immediately before the content, controlled by the copy control information, via the same application layer session as a packet different from a packet including the content. | 2010-04-08 |
20100085966 | SYSTEMS AND METHODS OF USING APPLICATION AND PROTOCOL SPECIFIC PARSING FOR COMPRESSION - Systems and methods of storing previously transmitted data and using it to reduce bandwidth usage and accelerate future communications are described. By using algorithms to identify long compression history matches, a network device may improve compression efficiently and speed. A network device may also use application specific parsing to improve the length and number of compression history matches. Further, by sharing compression histories, compression history indexes and caches across multiple devices, devices can utilize data previously transmitted to other devices to compress network traffic. Any combination of the systems and methods may be used to efficiently find long matches to stored data, synchronize the storage of previously sent data, and share previously sent data among one or more other devices. | 2010-04-08 |
20100085967 | TRANSMISSION STREAM GENERATING DEVICE FOR GENERATING TRANSMISSION STREAM WHICH ADDITIONAL DATA IS STUFFED IN A PAYLOAD AREA OF A PACKET, DIGITAL BROADCAST TRANSMITTING/RECEIVING DEVICE FOR TRANSMITTING/RECEIVING THE TRANSMISSION STREAM, AND METHODS THEREOF - A transmission stream (TS) generating apparatus includes an adaptor which receives general data and generates a stream having a plurality of packets, and which provides adaptive field in some of the plurality of packets, and an inserter which inserts additional data into all the payload areas of some of the plurality of packets that are not provided with the adaptive fields. Because additional data is transmitted, without requiring adaptive field header in certain packet, a data transmission rate is increased. | 2010-04-08 |
20100085968 | Routing Data in a Computing Device - A computing device comprises an architecture | 2010-04-08 |
20100085969 | COMMUNICATION NETWORK, INFORMATION PROCESSOR AND ADDRESS ASSIGNING METHOD - A communication network of the present invention includes: a plurality of superordinate nodes | 2010-04-08 |
20100085970 | METHOD AND APPARATUS FOR PROVIDING MULTICAST COMMUNICATION - A method of providing multicast communication between a home domain and a mobile device visiting a foreign domain comprises receiving a request to participate in a multicast session from the mobile device and registering the mobile device, from which the request was received, with a sub-session associated with the requested multicast session. The method further comprises providing details of the sub-session to the mobile device; and upon subsequent receipt of a multicast packet corresponding to the multicast session, encapsulating the received multicast packet within a sub-session packet, the sub-session packet comprising the sub-session address as its destination address, and sending the sub-session packet to a care-of address for the mobile device. | 2010-04-08 |
20100085971 | COMPUTER TRACKING AND LOCKING - A method and system are provided for locating a device connected to a network. The method comprises querying the network to determine an address of the device connected to the network; accessing network address information to determine a switch IP address and a switch port associated with the address of the device; and correlating the switch IP address and switch port with a physical location of the device within the network. | 2010-04-08 |
20100085972 | METHOD AND ROUTING DEVICE FOR ADVERTISING ROUTING INFORMATION - A method for advertising routing information by a routing device includes: checking whether a routing device is active; by the routing device, generating routing information, and marking the routing information with a check result; and advertising the routing information. With the present invention, a route attribute of routing information is set, so that the routing information can reflect the active or standby state of the active routing device and standby routing device; after the routing information is advertised, the routing of a remote routing device is affected. Thus, the remote routing device always selects the active routing device to forward packets, which ensures the reachability and connectivity of the network. | 2010-04-08 |
20100085973 | METHODS AND APPARATUS FOR IDENTIFYING AND/OR SELECTING A CONNECTION IDENTIFIER - Wireless terminals in a peer to peer system, which desire to communicate traffic signals, acquire a connection identifier associated with traffic transmission request air link resources. The air link resources in the system, in some embodiments, are structured so that each connection identifier has a one to one mapping to a request transmission unit, the request transmission units are arranged into a plurality of groups, and each group occurs in a different symbol time interval for the same traffic slot. A wireless terminal identifies locally available connection identifiers from a set of connection identifiers based on power received on individual connection identification transmission units in a set of connection identification transmission units; determines, for each group having an identified locally available connection identifier, an interference estimate; and selects a connection identifier from the identified locally available connection identifiers belonging to a group having an acceptable determined interference estimate. | 2010-04-08 |
20100085974 | COMMUNICATION DEVICE AND COMMUNICATION METHOD - A communication device includes: a transmission label table storage that stores a transmission label table that holds pseudo wire labels for each header information of Ethernet (standardized by IEEE 802.3 committee) frames; and an encapsulation unit that deletes the header information from the Ethernet (standardized by IEEE 802.3 committee) frame, adds a pseudo wire label and an MPLS tunnel label to the Ethernet (standardized by IEEE 802.3 committee) frame and transmits a packet to an MPLS network via a pseudo wire, when the header information of the received Ethernet (standardized by IEEE 802.3 committee) frame agrees with the header information held in the transmission label table. | 2010-04-08 |
20100085975 | FRAMEWORK FOR OPTIMIZING AND SIMPLIFYING NETWORK COMMUNICATION IN CLOSE PROXIMITY NETWORKS - A framework capable of providing transparent handling of network traffic in close proximity networks such as home networks is provided. A single virtual network interface is exposed to users/applications on connected devices. A virtual network interface manager determines available physical network interfaces and switches to a different physical network interface or a different configuration on the same physical network interface in a transparent manner to the communicating application(s). This enables the framework to optimize network communications for the communicating applications, devices, and users based on predefined criteria, application requirements such as different data throughput, or changing environment conditions such as interference. Network communication operations are also simplified for users since they are no longer required to have the necessary knowledge for configuring physical network interfaces manually in response to changing conditions. | 2010-04-08 |
20100085976 | ENFORCED ROUTING IN SWITCH - A method and system for enforcing routing in Fibre Channel Arbitrated Loop (FCAL) switch define a message route for an initiator to initiator message in a FCAL network. The message route is for the initiator to initiator message to traverse each selected switch device in the FCAL network. If the message received is an initiator to initiator message, the system and method force the message that is initiator to initiator message to adapt the defined message route. In this way, the initiator to initiator traffic is forced to traverse identified links in a switched network and can identify issues and problems associated in each of the links. | 2010-04-08 |
20100085977 | Optimized Dynamic Multipoint Virtual Private Network Over IPv6 Network - Method and apparatus including registering a first spoke router with a hub router, forwarding an Internet Protocol version Four (IPv4) data packet from the first spoke router to a second spoke router over an Internet Protocol version Six (IPv6) multipoint tunnel via the hub router, transmitting a binding information associated with the first spoke router from the hub router to the second spoke router, and establishing a direct communication path by the second spoke router with the first spoke router based on the received binding information are provided. | 2010-04-08 |
20100085978 | METHODS AND SYSTEMS FOR ACCOUNTING IN AN ACCESS GATEWAY - Methods and systems are disclosed that provide accounting in an access gateway of a communication network. Logic can be implemented in an access gateway to provide accounting in an access gateway when the data is tunneled or encapsulated by a protocol when passing through the access gateway. The access gateway can perform inspections on the data to determine what portions of the data are user payload data and be included in a count and what portions of the data can be ignored, such as control packets and overhead information on the packet. The logic can also be deployed in next generation networks, such as long-term evolution, to provide accounting at the access gateway in some situations. | 2010-04-08 |
20100085979 | MODELS FOR ROUTING TREE SELECTION IN PEER-TO-PEER COMMUNICATIONS - Peer-to-peer communications sessions involve the transmission of one or more data streams from a source to a set of receivers that may redistribute portions of the data stream via a set of routing trees. Achieving a comparatively high, sustainable data rate throughput of the data stream(s) may be difficult due to the large number of available routing trees, as well as pertinent variations in the nature of the communications session (e.g., upload communications caps, network link caps, the presence or absence of helpers, and the full or partial interconnectedness of the network.) The selection of routing trees may be facilitated through the representation of the node set according to a linear programming model, such as a primal model or a linear programming dual model, and iterative processes for applying such models and identifying low-cost routing trees during an iteration. | 2010-04-08 |
20100085980 | RECEIVER DEVICE, TRANSMISSION SYSTEM, AND PACKET TRANSMISSION METHOD - In a transmission system of transferring a packet input from a first device to a second device via a network, a receiver device comprises a storage module configured to successively accumulate received packets, which are transferred over a multiple transmission paths, in correlation to each of the multiple transmission paths, a packet selector configured to sequentially perform a packet selection process with respect to each of the received packets accumulated in the storage module, where after elapse of a predetermined time period since a receipt time of a first packet received by the receiver device, the packet selection process respectively reads out one packet for each of the multiple transmission paths among the received identical packets, which are accumulated in correlation to each of the multiple transmission paths, and selects one packet with higher reliability out of the read-out packets, and an output module configured to output the packet selected by the packet selector to the second device. | 2010-04-08 |
20100085981 | PORT TRUNKING AT A FABRIC BOUNDARY - F_PORTs of an edge switch are logically trunking with N_PORTs of a node device outside the fabric via a trunked group of communications links. The trunked N_PORTs of the node device and the trunked F_PORTs of the edge switch are configured to send and receive frames of a particular stream across the multiple trunked links for in-order communication with the other device. The node device outside the fabric initially negotiates with the edge switch using a sequence of fabric login requests and fabric login acceptances to establish the trunked connection between the devices (and their respective ports). | 2010-04-08 |
20100085982 | Optimized Synchronization of Mac Address Tables in Network Interconnection Apparatuses - Network interconnection apparatus ( | 2010-04-08 |
20100085983 | ELECTRONIC PROTOCOL CONVERTER - Systems and methods are provided allowing two or more electronic devices that each operate under different protocols to communicate. In one embodiment, a gateway component is configured to convert electronic signals or messages using a first protocol to messages or electronic signals in another protocol. In one such embodiment, the gateway may asynchronously transmit converted communications between an electronic device and a host, without neither the electronic device nor the host device being aware of the gateway component and without noticeable delay in operation of the electronic device. In another embodiment, the system may include a component utilizing a first protocol to communicate with the electronic device and another component using a second protocol to communicate with a host device. | 2010-04-08 |
20100085984 | METHOD AND IP TRANSLATOR FOR TRANSLATING PROTOCOL TO SUPPORT COMPATIBILITY BETWEEN NETWORKS EACH EMPLOYING DIFFERENT TYPES OF PROTOCOLS - A method and Internet Protocol (IP) translator for translating a protocol to support compatibility between networks employing different types of protocols is provided. The IP translator includes a virtual platform to operate at least one operating system (OS) which supports different types of IPs, and a protocol translating unit which is provided on the virtual platform, translates a data packet of one of the different types of IPs into a data packet of another of the different types of IPs, and transmits the translated data packet to an OS which supports the other type of IP. Accordingly, it is possible to simplify the complicated IPv6-IPv4 translation mechanism of the existing dual operating system. | 2010-04-08 |
20100085985 | Transmission of Physical Layer Signaling in a Broadcast System - Aspects of the invention provide apparatuses, computer media, and methods for supporting the broadcast of signaling data over a network. Signaling data is encoded, partitioned into M signaling segments, and distributed over M corresponding data frames. A data stream with the partitioned signaling data is transmitted through a digital terrestrial television broadcasting system, where the partitioned signaling data may include physical layer configurable data. The number of distributed signaling segments may be determined from a predetermined value or from a parameter contained in pre-signaling data. The number of physical layer pipes supported by signaling data may be increased by separating the static signaling part and the dynamic signaling part, dividing static signaling part into signaling segments, and interleaving the signaling segments over the data frames. The number of physical layer pipes can be further increased by adding at least one P | 2010-04-08 |
20100085986 | SYSTEMS, PROCESSES AND INTEGRATED CIRCUITS FOR RATE AND/OR DIVERSITY ADAPTATION FOR PACKET COMMUNICATIONS - A media over packet networking appliance provides a network interface, a voice transducer, and at least one integrated circuit assembly coupling the voice transducer to the network interface. The at least one integrated circuit assembly provides media over packet transmissions and holds bits defining reconstruction of a packet stream having a primary stage and a secondary stage. The secondary stage has one or more of linear predictive coding parameters, long term prediction lags, parity check, and adaptive and fixed codebook gains. The packet stream has an instance of single packet loss, and the reconstruction includes receiving a packet sequence represented by P(n)P(n−1)′, [Lost Packet], P(n+2)P(n+1)′, and P(n+3)P(n+2)′, obtaining as information from the secondary stage one or more of the linear predictive coding parameters, long term prediction lags, parity check, and adaptive and fixed codebook gains, and performing an excitation reconstruction utilizing said packet sequence thus received. | 2010-04-08 |
20100085987 | Communication Device, Control Method Therefor, and Information Storage Medium - There is provided a communication device including a first communication unit and a second communication unit that use a band causing a conflict between them, the communication device changing a compressibility of communication data to be transmitted by the second communication unit based on a communication status of the first communication unit. | 2010-04-08 |
20100085988 | INFORMATION PROCESSING APPARATUS AND SIGNAL TRANSMISSION METHOD - An information processing apparatus is provided which includes a signal multiplexing unit for multiplexing a plurality of transmission signals, each in a different frequency band and not containing a DC component, and a power signal supplied from a DC power supply and generating a multiplexed signal, a single signal cable through which the multiplexed signal generated by the signal multiplexing unit is transmitted, and a signal separating unit for separating the multiplexed signal transmitted through the signal cable into signals, each in a frequency band of one of the plurality of transmission signals, and a signal in a frequency band of the power signal. | 2010-04-08 |
20100085989 | Systems and methods for packet based timing offset determination using timing adjustment information - Systems and methods for performing timing offset and or fractional frequency offset for the purpose of time and/or frequency synchronization are provided. Timing packets are exchanged between a master device and a slave device. In addition, timing adjustment information is received by the slave device. The slave device uses the timing adjustment information in conjunction with the transmit and receive times for the timing packets to estimate at timing offset and/or fractional frequency offset. | 2010-04-08 |
20100085990 | Systems and methods for a network device to update timing packets to reflect delay - Systems and methods for a network device to update timing packets to reflect delay are provided. A timing packet processor is externally connected to the network device. All timing packets are processed by the timing packet processor. The timing packets are updated to reflect an estimate of delay introduced by the network device. | 2010-04-08 |
20100085991 | Optical resonator and tunable laser - An optical resonator has a Y-branched waveguide including first, second, and third optical waveguides interconnected at a single point. The first optical waveguide leads toward a reflector. The second and third optical waveguides are optically interconnected by a curved extension of the second and third optical waveguides, or by an independent ring waveguide to which the second and third optical waveguides are directionally coupled. At least one wavelength selector such as a Mach-Zehnder interferometer is formed in one or both of the second and third optical waveguides. This optical resonator is small in size and can be tuned by means of a single parameter. A tunable laser can be formed by inserting an optical amplifier between the first optical waveguide and the reflector. | 2010-04-08 |
20100085992 | Arbitrary Optical Waveform Generation Utilizing Optical Phase-Locked Loops - This invention relates to opto-electronic systems using semiconductor lasers driven by optical phase-locked loops that control the laser's optical phase and frequency. Feedback control provides a means for precise, wideband control of optical frequency and phase, augmented further by four wave mixing stages and digitally stitched independent optical waveforms for enhanced tunability. | 2010-04-08 |
20100085993 | AFOCAL ATTACHMENT FOR PROJECTION LENS - A projection apparatus has a spatial light modulator to modulate illumination from a laser light source. A base projection lens has, from its long conjugate side to its short conjugate side, a first lens group with negative focal length and with a first lens element that has a negative focal length and a second lens element of positive focal length, a second lens group of negative focal length and spaced apart from the first lens group and having one or more cemented lens elements, and a third lens group spaced apart from the second lens group and having a lens with a positive focal length. The base projection lens has a first field of view and is telecentric in its short conjugate. An afocal attachment to the base projection lens alters the first field of view by the same amount in both of two orthogonal directions. | 2010-04-08 |
20100085994 | ULTRASHORT SEED-PULSE GENERATING LASER WITH INTEGRAL PULSE SHAPING - An ultrafast laser for delivering ultra-short duration seed-pulses for further amplification has a resonator including negative group delay dispersion (NGDD) mirrors for minimizing increases in the duration of the pulses due to positive group delay dispersion effects inherent in the resonator. The NGDD mirrors could be configured such that the pulses had a Gaussian spectrum. Instead, however, the NGDD mirrors are configured and arranged such the pulses have a non-Gaussian spectrum. The non-Gaussian spectrum has a FWHM bandwidth significantly greater than that of the Gaussian spectrum. | 2010-04-08 |
20100085995 | Transistor laser devices and methods - A method for producing light emission from a semiconductor device includes the following steps: providing a semiconductor base region disposed between a semiconductor emitter region and a semiconductor collector region that forms a tunnel junction adjacent the base region; providing, in the base region, a region exhibiting quantum size effects; providing an emitter terminal, a base terminal, and a collector terminal respectively coupled with the emitter region, the base region, and the collector region; and applying electrical signals with respect to the emitter terminal, the base terminal and the collector terminal to produce light emission from the base region. | 2010-04-08 |
20100085996 | NITRIDE SEMICONDUCTOR LASER DEVICE AND ITS MANUFACTURING METHOD - A method for manufacturing a nitride semiconductor laser device with suppression of deterioration of the yield and good light emission characteristic. The method comprises a step of forming nitride semiconductor layers on an n-type GaN substrate, a step of forming a ridge composed of a p-type clad layer and a contact layer and extending in the [1-100] direction, a step of forming a trench made in the top surface of the n-type GaN substrate by applying a YAG laser beam and extending in the direction ([11-20] direction) perpendicular to the ridge, and a step of forming end surfaces of a resonator by dividing the n-type GaN substrate from the trench. The step of forming a trench includes a substep of forming the end of the trench in a region a predetermined distance W | 2010-04-08 |
20100085997 | NITRIDE-BASED SEMICONDUCTOR LASER DEVICE AND METHOD OF MANUFACTURING THE SAME - A nitride-based semiconductor laser device includes a nitride-based semiconductor layer formed on an active layer made of a nitride-based semiconductor, and an electrode layer including a first metal layer, made of Pt, formed on a far side of a surface of the nitride-based semiconductor layer from the active layer, a second metal layer, made of Pd, formed on a surface of the first metal layer, and a third metal layer, made of Pt, formed on a surface of the second metal layer, and having a shape necessary for the device in plan view. A thickness of the third metal layer is at least 10 times and not more than 30 times a thickness of the first metal layer. | 2010-04-08 |
20100085998 | Laser diode and method of manufacturing the same - A laser diode has a plurality of structures, each of which having a function of scattering, absorbing or reflecting stray light, disposed in a region along an optical waveguide, wherein at least one of said structures is formed in each divided region obtained by equally dividing said region along said optical waveguide into three or more parts in the longitudinal direction of said optical waveguide. | 2010-04-08 |
20100085999 | VERTICAL CAVITY SURFACE EMITTING LASER - A vertical cavity surface emitting laser capable of efficiently injecting carries into an active region directly under a photonic crystal mirror is provided. The vertical cavity surface emitting laser includes a first reflective mirror | 2010-04-08 |
20100086000 | Laser Discharge Tube Assembly for a Gas Laser and Production Method for the Same - A laser discharge tube assembly for a HF-excited gas laser includes at least two electrodes that are disposed outside of the laser discharge tube, the electrodes are disposed at a separation from the laser discharge tube and are completely embedded in at least one insulating dielectric material. | 2010-04-08 |
20100086001 | High-Gain Diode-Pumped Laser Amplifier - A laser amplifier includes a laser active slab with a source of pump power to amplify an input laser beam, the laser active slab including a block of laser active material having opposed lateral faces defining a wedge lateral dihedral angle specified to minimize parasitic amplified spontaneous emission. The laser amplifier may include one or more external mirrors highly reflecting at the lasing wavelength positioned and oriented to provide for zig-zag passes through the gain sheet for the input laser beam to yield a multi-pass-amplified laser beam. The source of pump power may be one or more laser diode bars and microlenses producing a gain sheet in the laser active slab. | 2010-04-08 |
20100086002 | Heating Furnace System for Hot Stamping - Disclosed is a heating furnace system for hot stamping. A first heating furnace has a plurality of pairs of upper and lower rolls arranged in a lengthwise direction thereof in order to transfer a steel plate, and high-frequency coils alternately arranged with the pairs of upper and lower rolls in the lengthwise direction thereof. A second heating furnace continuously transfers the steel plate from the first heating furnace during heating the steel plate at temperature of A | 2010-04-08 |
20100086003 | DETECTING DEFECTS DURING LASER WELDING - A method for detecting defect in a weld seam during laser welding. The method includes performing a two-dimensionally locally resolved detection of radiation that is emitted by a solidified molten mass that is adjacent to a liquid melting bath. The method also includes determining at least one characteristic value for heat dissipation in the solidified molten mass by evaluating the detected radiation along at least one profile-section of the solidified molten mass, and detecting a defect in the weld seam by comparing the at least one characteristic value with at least one reference value. | 2010-04-08 |
20100086004 | Heating Chamber and Screening Methods - The invention provides, in one aspect, a parallel heat treatment device, including an inner heating chamber defined at least in part by a plurality of heating plate assemblies, each of the plurality of heating plate assemblies including a pair of separate and spaced heating plates. At least one heating element is disposed between each of the pair of heating plates. A test plate is disposed within the inner heating chamber, the test plate being sized and shaped to receive a plurality of sample pans and samples and a temperature controlled support plate is positioned underneath the test plate. | 2010-04-08 |
20100086005 | METHOD AND APPARATUS FOR DETERMINING A PHASE TRANSITION OF A SUBSTANCE - A method for determining a phase transition of a substance, comprising: generating a first measuring signal by measuring a substance-directed heat flow; generating a phase-shifted measuring signal which is phase-shifted in relation to the first measuring signal; determining a difference signal between the first measuring signal and the phase-shifted measuring signal and determining the phase transition if a property of the difference signal meets a predetermined condition. | 2010-04-08 |
20100086006 | TEMPERATURE MEASURING DEVICE, THERMAL TREATMENT DEVICE USING THE SAME, TEMPERATURE MEASURING METHOD - A temperature measuring apparatus, a temperature measuring method, and a thermal treatment apparatus which are suitable for temperature measurement of a substrate subjected to a rapid heating in thermal treatment are provided. The temperature measuring apparatus includes a light intensity measuring unit, a calculation unit, and a temperature output unit. In the light intensity measuring unit, an object to be heated having a uniquely defined correlation between temperature and refractive index is irradiated with a probe laser beam, and a light intensity property X is determined which represents a relationship between time and light intensity of a reflected light or a transmitted light occurring as a result of interference of the multiply-reflected probe laser beam within the object to be heated. In the calculation unit, which is for acquisition of a replicated object to be heated, a virtual object to be heated having equivalent dimensional, thermal, and optical characteristics to those of the object to be heated is subjected to a thermal incidence equivalent to the heating conditions of the object to be heated, a light intensity property of the virtual object to be heated being irradiated with a probe laser beam having an equivalent property to the above-mentioned probe laser beam is acquired, and a virtual object to be heated having a light intensity property Z, which is closest to the light intensity property X, is obtained as a replicated object to be heated. The temperature output unit acquires temperature of the object to be heated at a predetermined position thereon at a predetermined time on the basis of the replicated object to be heated. | 2010-04-08 |
20100086007 | SOLAR ENERGY POWERED OUTDOOR TEMPERATURE AND HUMIDITY DETECTION DEVICE - The present invention discloses a solar energy powered outdoor temperature and humidity detection device comprising a cover panel and a display panel. The cover panel further comprises a solar power supply unit and a temperature and humidity detection unit. The cover panel and the display panel are pivotally coupled by at least one pivotal member. The display panel further comprises a display screen and a microcomputer circuit. The microcomputer circuit receives temperature and humidity information from the temperature and humidity detection unit. The temperature and humidity information is transferred to the display screen by the microcomputer circuit and presented on the display screen. The display panel further has an attaching member, whereby the present invention can be mounted on a piece of glass. Thus, the solar power supply unit can absorb sunlight and generate direct current powering the temperature and humidity detection unit to detect outdoor temperature and humidity. | 2010-04-08 |
20100086008 | MOBILE WIRELESS COMMUNICATIONS DEVICE FOR MODULATIONS WITH MEMORY - A mobile wireless communications device may include an antenna, and a transceiver coupled to the antenna. The transceiver may use a modulation having memory for a message in a frame structure including a data portion and a termination portion based upon the data portion. The termination portion may drive the modulation to a desired known ending state. The modulation may include a spread spectrum modulation or a non-spread modulation. | 2010-04-08 |
20100086009 | SPREAD-SPECTRUM CLOCK GENERATOR AND SPREAD-SPECTRUM CLOCK GENERATING METHOD - A spread-spectrum clock generator (SSCG) and a spread-spectrum clock generating method are provided. The SSCG includes a first spread-spectrum module, a second spread-spectrum module, and a waveform module. The first spread-spectrum module generates a first spread-spectrum clock signal by modulating the frequency of a first input clock signal with a parallel delay configuration. The second spread-spectrum module generates a second spread-spectrum clock signal by modulating the frequency of a second input clock signal with the same parallel delay configuration. The waveform module is coupled to the first spread-spectrum module and the second spread-spectrum module for generating an output spread-spectrum clock signal according to the first and the second spread-spectrum clock signals. | 2010-04-08 |
20100086010 | COGNITIVE RADIO COMMUNICATION DEVICE FOR PERFORMING SPECTRUM SENSING AND DATA COMMUNICATION - A cognitive radio communication device including at least two radio frequency chains is provided. In order to perform a feature detection, the cognitive radio frequency device may reduce or eliminate a quiet time where a data communication is suspended using the at least two RF chains. While one RF chain performs the feature detection, another RF chain may perform the data communication. | 2010-04-08 |
20100086011 | TRANSCEIVER APPARATUS, RECEIVER AND POWER SAVING METHOD THEREOF - A transceiver apparatus, a receiver and a power saving method thereof are provided. The receiver includes an analog-to-digital converter, an equalizer, a slicer, a delay unit, a decoder, a select unit and a control unit. The analog-to-digital converter transforms a received signal into a digital signal. The equalizer adjusts the digital signal to generate an equalized signal. The slicer receives and slices the equalized signal and generates a sliced signal. The delay unit delays the sliced signal. The decoder determines whether to decode the equalized signal or not according the control signal. The select unit selects one of the output of the delayed sliced signal and the output of the decoder to be an output signal according to a second control signal. The control unit determines whether to enable the control signal and the second control signal according to the state of the sliced signal and the output signal. | 2010-04-08 |
20100086012 | CALIBRATION OF WIRELESS COMMUNICATION DEVICE - A wireless communication device includes an integrated circuit (IC) and an antenna system. The IC includes a baseband processing module, a network processing module, a calibration processing module, a receiver section and a transmitter section. The network processing module establishes a wireless communication protocol and operational parameters based on the wireless communication protocol. The calibration processing module generates RF receiver calibration information based on the operational parameters and RF receive feedback and generates RF transmitter calibration information based on the operational parameters and RF transmit feedback. The receiver section provides the RF receive feedback and converts an inbound RF signal into an inbound symbol stream. The transmitter section provides the RF transmit feedback and converts an outbound symbol stream into an outbound RF signal. The antenna system provides the inbound RF signal to the receiver section and receives the outbound RF signal from the transmitter section. | 2010-04-08 |
20100086013 | METHOD AND APPARATUS FOR RECEPTION IN A MULTI-INPUT-MULTI-OUTPUT (MIMO) ORTHOGONAL FREQUENCY DOMAIN MODULATION (OFDM) WIRELESS COMMUNICATION SYSTEM - An embodiment of the present invention includes a transceiver for use in a multi-input-multi-output (MIMO) Orthogonal Frequency Domain Multiplexing (OFDM) wireless communication system. The transceiver decodes and remodulates certain signal fields and uses the same to update the coefficients of a frequency equalizer thereby improving channel estimation and extending training. | 2010-04-08 |
20100086014 | Channel Estimator and Channel Estimation Method - A channel estimator and a channel estimation method are provided. The channel estimator comprises a storage module, for storing a plurality of channel responses of first pilot signals over a plurality of continuous pilot sub-channels, and a plurality of channel responses of second pilot signals over a scatter pilot sub-channel; and a calculation module, for calculating a channel response at a time point without a pilot signal over the scatter pilot sub-channel according to the channel responses of the first pilot signals and the channel responses of the second pilot signals. | 2010-04-08 |
20100086015 | TEST DEVICE AND METHOD OF DETECTING AN IMBALANCE IN A POWER LEVEL OF A DIGITAL CHANNEL - The present invention provides a test device and a method enabling automatic detection of an imbalance in a power level of a digital channel. The test device includes an attenuator, a tuner, a demodulator, and an evaluation unit. According to the method, a plurality of channels are attenuated at a plurality of attenuation levels, by means of the attenuator. A digital channel is selected from the plurality of channels, by means of the tuner. A modulation error ratio (MER) of the digital channel is measured at the plurality of attenuation levels, by means of the demodulator. A variation of the MER of the digital channel with attenuation level is then evaluated, by means of the evaluation unit, to detect an imbalance in a power level of the digital channel. | 2010-04-08 |
20100086016 | METHOD AND APPARATUS FOR VARYING A DYNAMIC RANGE - A communications device comprises a receiver for receiving an input signal operably coupled to analogue to digital converter logic. The analogue to digital converter logic is operably coupled to control logic via a signal analyser arranged to analyse a converted received input signal, output from the analogue to digital converter logic to determine at least one characteristic of the received signal. The control logic is arranged to vary a dynamic range of the analogue to digital converter logic depending on the at least one determined characteristic of the received input signal. | 2010-04-08 |