04th week of 2009 patent applcation highlights part 26 |
Patent application number | Title | Published |
20090022114 | ACCESS POINT IN A WIRELESS LAN - A wireless access device in a local area network (LAN) having a plurality of transceivers. Each transceiver has a directional antenna positioned in a substantially circular array to communicate signals with a plurality of stations in a corresponding sector. Each sector defines a portion of a coverage area surrounding the wireless access device. The wireless access device has a network interface to a data network, and an array controller to control communication of data between the stations and the transceivers, and between the transceivers and the network interface. | 2009-01-22 |
20090022115 | MOBILITY LABEL-BASED NETWORKS - A device may receive a discovery signal from a mobile node, register the mobile node in response to receiving the discovery signal from the mobile node, assign a mobility label to the mobile node after the registration, distribute messages describing the mobility label and the mobile node to edge routers in the network to create a label switched path, and route communication messages from a remote node to the mobile node along the label switched path in the network. | 2009-01-22 |
20090022116 | METHOD AND SYSTEM FOR DYNAMICALLY SETTING UP AND TEARING DOWN CONNECTIONS IN MESH NETWORKS - Wireless mobile communication (WMC) devices located in near proximity of each other may be enabled to form a mesh (ad hoc wireless) network. WMC devices may form and/or tear down intra-mesh connection with other WMC devices in the same mesh network. WMC devices may utilize information related to other WMC devices in the mesh network in determining formation and tearing down of intra-mesh connections. This information may comprise relative speeds, locations, and directions of movement of the WMC devices forming/tearing intra-mesh connections. Other information including data bandwidth and/or power consumption may be utilized in such determination. This information may also comprise available services advertised by WMC devices in the mesh network. | 2009-01-22 |
20090022117 | METHOD AND SYSTEM FOR A HANDHELD WIRELESS COMMUNICATION DEVICE FOR CONFIGURING CONNECTION TO AND USE OF LOCAL AND REMOTE RESOURCES - Methods and systems for a handheld portable communication device for configuring connection to and use of local and remote resources are disclosed and may include discovering available networks and resources, establishing a route between the handheld wireless communication device and a selected one or more of the available resources via a selected one or more of the available networks based on user preference criteria stored in the handheld wireless communication device, and communicating multimedia data between the handheld wireless communication device and the selected one or more of the available resources via the established route. The established route may be dynamically adjusted, based on network availability and bandwidth. The handheld wireless communication device may communicate utilizing a plurality of wireless protocols. The preference criteria stored in the handheld wireless communication device may be dynamically adjusted. The resources may be local or remote to the handheld wireless communication device. | 2009-01-22 |
20090022118 | METHOD AND SYSTEM FOR AN ATOMIZING FUNCTION OF A MOBILE DEVICE - Methods and systems for an atomizing function for a mobile device are disclosed and may include discovering available resources via a handheld wireless communication device (HWCD) and assessing respective cost functions for processing tasks by the HWCD and/or the discovered resources. The tasks may be apportioned for local and/or remote execution by the HWCD and/or the discovered resources based on the assessed cost functions. The assessed cost functions may be dependent on factors comprising communication bandwidth, memory space, CPU processing power, and battery power, which may be weighted. The cost functions may be dynamically assessed, enabling dynamic reapportioning of the tasks, which may be apportioned based on latency, quality of service (QoS), priority and/or user preferences associated with the local and/or remote execution. The apportioning of the processing of the tasks may be based on the assessed cost functions, and a priority and/or a QoS associated with the task. | 2009-01-22 |
20090022119 | METHOD AND SYSTEM FOR A PERSISTENT REQUEST GENERATED BY A WIRELESS DEVICE, EXECUTED REMOTELY AND OUTPUT TO CONFIGURABLE LOCAL RESOURCES - Methods and systems for a persistent request generated by a wireless device, executed remotely and output to configurable local resources are disclosed and may include generating via a handheld wireless communication device (HWCD) a persistent request for a user that may be communicated to remote devices for execution and storage of results. The stored results may be received from local resources local which may be configured by the remote devices based on user preferences to deliver the stored results to the user. The stored results may be received by the user via the HWCD or another wireless communication device, and the identity of the user may be authenticated prior to receiving the stored results. The remote devices may discover the local resources based on the detection of the user logging into the network. User preferences may be stored in networked devices or may be stored in the HWCD. | 2009-01-22 |
20090022120 | Method And System For Enabling Rendering Of Electronic Media Content Via A Secure Ad Hoc Network Configuration Utilizing A Handheld Wireless Communication Device - An ad hoc network enabled to handle secure data may be created for a specified user via a handheld wireless communication device (HWCD) such that rightful access to protected data stored on one or more networked devices may be extended to one or more distributed rendering devices. The HWCD and/or the user may be authenticated. The HWCD may enable configuration of one or more dynamic connections on the ad hoc network as needed until communication of data is complete. Bandwidth and throughput of one or more communication links may be adjusted according to bandwidth availability. The data may be buffered via the HWCD and/or one or more of the distributed rendering devices. Processing data tasks may be assigned to one or more networked resources on the ad hoc network. The data may undergo format conversion and be consumed on the one or more distributed rendering devices and/or the HWCD. | 2009-01-22 |
20090022121 | Apparatus and method for redundant connectivity and multi-channel operation of wireless devices - A wireless network includes leaf nodes (such as wireless sensors or other wireless devices) and infrastructure nodes (such as access points). The leaf nodes communicate data messages to the infrastructure nodes. The infrastructure nodes communicate the data messages to gateway infrastructure nodes, which transmit the data messages over a wired network. The leaf nodes may communicate data messages to multiple infrastructure nodes in various ways. For example, the leaf nodes may transmit multiple messages, one at a time, to multiple infrastructure nodes. The leaf nodes may also broadcast a single message to multiple infrastructure nodes. In addition, the leaf nodes may communicate a single message containing a group identifier (such as a multi-cast group address) associated with multiple infrastructure nodes. In this way, communications from the leaf nodes may be more reliable. This may be particularly useful, for example, in networks such as 802.11-based networks. | 2009-01-22 |
20090022122 | METHOD AND SYSTEM FOR ESTABLISHING A CONNECTION OUTSIDE A MESH BY INCLUDING NETWORK CONNECTIVITY INFORMATION IN ROUTER CONFIGURATION MESSAGES - A Wireless mobile communication (WMC) device may maintain user preference information, which is unique to the WMC device capabilities and the device user. WMC devices located in near proximity of each other may be enabled to form an ad hoc wireless network wherein each WMC device within the network may function as a router for other devices. Utilizing such routing capability within an ad hoc wireless network may allow WMC devices that are out of their wireless coverage area to use other WMC devices within such ad hoc wireless network to route any impending communication through such other WMC devices wherein these devices may have wireless connectivity to their coverage networks. WMC devices that are may have external connectivity may be enable to be selective in routing information and/or data from other WMC devices in the ad hoc network. | 2009-01-22 |
20090022123 | Apparatus and method for providing contents sharing service on network - The present invention relates to a network-based contents sharing service providing device and method. A contents provider stores at least one content in a memory and manages it, classifies information on shared contents to be shared with the contents receiver according to a predetermined reference, generates a shared contents list by making information on the classified shared contents into a list, manages the list, and provides the shared contents list to the corresponding contents receiver when there is a contents receiver for sharing shared contents from among the contents receivers in the service area in which the contents provider is positioned. A contents receiver presents the shared contents list to the contents receiving user, receives at least one shared content from the contents provider through downloading or streaming according to selection of the contents receiving user having acquired the list, and performs it. Accordingly, the contents receiving user can freely use various contents of the contents provider positioned in the service area such as his portable terminal. | 2009-01-22 |
20090022124 | SYSTEM AND METHOD FOR ALLOCATING AN ANCHORING POINT FOR A MOBILE TERMINAL - A mobile terminal includes an Internet Protocol (IP) address module that requests and receives a first IP address from a home anchoring point within a home network. The first IP address is an address of the home anchoring point. The system also includes a packet module that exchanges packets with the home anchoring point via a first attachment point. The packets include the first IP address. | 2009-01-22 |
20090022125 | DIRECT LINK TEARDOWN PROCEDURE IN TUNNELED DIRECT LINK SETUP (TDLS) WIRELESS NETWORK AND STATION SUPPORTING THE SAME - Provided are a direct link teardown procedure in a TDLS (Tunneled Direct Link Setup) wireless network and a station supporting the direct link teardown procedure. In the direct link teardown procedure, an initiating station of the teardown procedure transmits a TDLS teardown request message to the peer station of the direct link. The initiating station receives a TDLS teardown response message in response to the TDLS teardown request message from the peer station. Then, the initiating station disables its direct Rx path and destroys the security parameters relevant to the direct link upon receipt of the TDLS teardown response message. | 2009-01-22 |
20090022126 | MULTIPLE PACKET DATA NETWORK SUPPORT OVER TRUSTED ACCESS - A media access gateway comprises a wireless network interface, an authorization module, a filter information module, and a proxy mobility agent module. The wireless network interface selectively establishes a wireless link with a first interface of a wireless terminal that has a plurality of wireless interfaces. The authorization module determines a home agent corresponding to the wireless terminal. The filter information module receives filter information from one of the wireless terminal and a server and generates output filter information. The proxy mobility agent module transmits a binding update to the home agent. The binding update includes the output filter information. | 2009-01-22 |
20090022127 | SECURE LOCALIZATION FOR 802.11 NETWORKS WITH FINE GRANULARITY - A system and method that uses wireless-capable desktop computers in a vicinity such as to enable one to securely determine the location of an untrusted user with office level granularity. | 2009-01-22 |
20090022128 | ACCESS POINT WITH SIMULTANEOUS DOWNLINK TRANSMISSION OF INDEPENDENT DATA FOR MULTIPLE CLIENT STATIONS - A wireless network device comprises R modulation modules that receive R independent data streams, that modulate the R independent data streams, and that apply a multiplexing matrix to generate M modulated and multiplexed data streams, respectively, where R and M are integers greater than one. M summing modules sum portions of each of the M modulated and multiplexed data streams to generate M transmit data streams. M transmitters simultaneously transmit the M transmit data streams during a simultaneous downlink transmission (SDT) period. | 2009-01-22 |
20090022129 | DISTRIBUTED STORAGE AND AGGREGATION OF MULTIMEDIA INFORMATION VIA A BROADBAND ACCESS GATEWAY - A system and method for the aggregation of multimedia information storage via a broadband access gateway is disclosed. Information about storage resources accessible to a broadband access gateway may be collected and used in selecting storage capacity used for storing multimedia information such as, for example, streaming video, broadcast video, digitized video, digitized audio, text, and digitized images. The gateway may manage storage and retrieval of the multimedia information based upon user defined criteria and characteristics of the available storage resources. Multimedia information may be parsed for storage across multiple storage resources, and the location and nature of the storage resources used for storage of multimedia information items may be unknown to the user. Storage services accessible via a broadband connection may also be used as storage resources. | 2009-01-22 |
20090022130 | Switching between two communicaiton modes in a WLAN - Method and system for switching a network application operating in a first communication mode to a second mode within a wireless local area network, comprising: judging whether mobile nodes are neighboring according to location information; when nodes are neighboring inquiring whether mobile nodes want to switch to second mode to run network applications; when all mobile nodes agree to switch to second mode, downloading and installing network application provided by the application server to one of the mobile nodes; configuring each of the mobile nodes with the communication parameters under the second mode; and switching all mobile nodes to the second communication mode to continue the previous network application. The invention dynamically switches between Infrastructure mode and Ad-hoc mode to balance system resources, improve QoS, reduce the communication traffic, waiting time and the cost of the users, and increase the income of the provider of the network service. | 2009-01-22 |
20090022131 | Communication system - The present invention deals with a method and system for producing services in the communication system of a building. In the method of the invention, the communication system comprises at least one terminal device applicable for local-area communication, at least one communication means, at least one server controlling the communication system, at least one base station for implementing a local-area network in the communication system, and a local network for implementing mutual data transfer between the said communication means, the said server controlling the communication system and the said base station. In the method, a number of service folders are generated in the terminal device and a service folder applicable to the purpose in each case is selected. From the selected service folder, a service request is selected which is transmitted from the terminal device to the communication system, where the service request is executed in one or more sub-stages using one or more communication means. | 2009-01-22 |
20090022132 | WIRELESS COMMUNICATION SYSTEM AND WIRELESS TERMINAL - A wireless communication system includes first and second wireless terminals capable of performing transmission by at least one of a first transmission scheme and a second transmission scheme. The first wireless terminal performs transmission of a first frame to the second wireless terminal by using the second transmission scheme. The second wireless terminal communicates with the first wireless terminal to notify the first wireless terminal of information associated with a status of the reception of the first frame transmitted from the first wireless terminal by using the first transmission scheme. | 2009-01-22 |
20090022133 | EFFICIENT ENCODING OF CONTROL SIGNALING FOR COMMUNICATION SYSTEMS WITH SCHEDULING AND LINK - The invention relates to a method of sending control information from a first node to a second node in a communications system providing a plurality of resource units for the transmission of data. The control information is sent by use of a code book comprising at least one code word identifying control information relating to data transmission over a resource unit. The code book is dynamically updated by means of repeatedly transmitting an updated version of code book information from the first node to the second node. The invention also relates to a first communications node comprising means for transmitting control information to a second node. The means for transmitting control information is adapted to transmitting the control information by use of a code book; and to repeatedly transmitting an updated version of code book information in order to achieve that the code book is dynamic. | 2009-01-22 |
20090022134 | METHOD FOR OPERATING ENHANCED RLC ENTITY AND RNC ENTITY FOR WCDMA AND SYSTEM THEREOF - A method for operating an RLC entity and a MAC entity in a Universal Mobile Telecommunications System (UMTS), the European IMT-2000 system. A format of a MAC-hs PDU is optimized in a MAC-hs entity, so that a large number of users can be supported with using less resources when a VoIP service is provided in one cell. | 2009-01-22 |
20090022135 | APPARATUS AND METHOD FOR TRANSMITTING OF CHANNEL QUALITY INDICATOR AND ACKNOWLEDGEMENT SIGNALS IN SC-FDMA COMMUNICATION SYSTEMS - A method and apparatus for multiplexing positive or negative acknowledgement signals (ACK or NACK, respectively) and channel quality indication (CQI) signals from a user equipment (UE) to a serving base station (Node B) during a CQI transmission time interval (TTI) in a single-carrier frequency division multiple access (SC-FDMA) communication system. The UE does not have simultaneous data transmission. The multiplexing of acknowledgement signals is implicitly achieved by the UE applying different orthogonal covers on the reference signal (RS) symbols transmitted in the CQI TTI, depending on whether the UE sends ACK or NACK. At the Node B receiver, the detection of ACK or NACK is based on the accumulated RS energy, after removing each of the possible orthogonal covers applied at the UE transmitter. For robust system performance, absence of ACK/NACK and NACK are mapped onto the same orthogonal cover. | 2009-01-22 |
20090022136 | USER PRIORITY BASED PREEMPTION TECHNIQUES IN A TIME DIVISION MULTIPLE ACCESS MULTI-HOP AD HOC NETWORK - When a source node (SN) seeks to transmit a first communication stream (FCS) to a destination node (DN), a method is provided for allowing the SN to preempt a lower priority communication stream (LPCS). User priorities are supported during slot scheduling based on stream-identifiers (IDs) and stream priority values exchanged by each of the nodes. A scout request message (SRM), which includes a stream ID and a user priority value of the SN, is transmitted to a next-hop node along a route towards the DN. A node along the route determines if free time slots are available along the route to meet QoS requirements of the FCS, and if not, the node determines whether there is a LPCS in the neighborhood, and if so, the node frees the particular time slots currently being used by the LPCS, and allocates the particular time slots for the FCS. | 2009-01-22 |
20090022137 | SIGNALING IN A WIRELESS COMMUNICATION SYSTEM - A method of operating a wireless transmit receive unit (WTRU) and a WTRU configured to receive a radio link control (RLC)/a medium access control (MAC) header. The header is coded for reduced transmission time interval (RTTI) operation. The header includes a 16-bit cyclic redundancy check (CRC) of an RLC/MAC payload associated with the RLC/MAC header. | 2009-01-22 |
20090022138 | MULTIPLEXING PROTOCOL FOR LARGE, HIGH SECURITY AREAS WITH 3D LOCALIZATION - A method for providing unlimited multiplexing of network nodes includes steps of: placing a plurality of tags within a network node, wherein the tags comprise the RuBee long wavelength network protocol; clipping the plurality of tags into separate areas for transmitting and receiving, by placing a plurality of base stations within the network node such that at least one base station overlaps with an adjacent network node; and synchronizing transmit packets from two adjacent base stations transmitting at a same time, such that the tags detect and respond to the packets from a nearby base station and perceive the packets from the distant base station as noise. | 2009-01-22 |
20090022139 | WIRELESS PERSONAL AREA NETWORK ZIGBEE RECEIVER AND RECEIVING METHOD THEREOF - There are provided a wireless personal area networks (WPAN) Zigbee receiver and a receiving method thereof that can obtain a spreading gain by a reduction in data rate. A wireless personal area network Zigbee receiver receiving a signal packet including a plurality of functional units having a plurality of symbols, the plurality of functional units each repeated as many as a predetermined extension number according to an aspect of the invention includes: a preamble detection unit detecting a, and generating a preamble synchronization; and an SFD synchronization unit comparing, each symbol of SFD units included in the signal packet with a predetermined SFD reference symbol continuously and repeatedly as many as the extension number, and generating an SFD synchronization signal when each of the symbols of the SFD units is equal to the SFD reference symbol as many as the extension number. | 2009-01-22 |
20090022140 | SYSTEMS, METHODS AND COMPUTER PRODUCTS FOR VOICEMAIL VIA INTERNET PROTOCOL TELEVISION - Systems, methods and computer products for voicemail via Internet Protocol Television. Exemplary embodiments include a method for providing voicemail to an Internet-Protocol-enabled device, the method including receiving a communication that a voicemail to a called party has been deposited in a voicemail infrastructure, mapping the called party number to an Internet Protocol-enabled device address of the called party, and sending the voicemail to the Internet Protocol-enabled device address corresponding to the called party number. | 2009-01-22 |
20090022141 | SYSTEMS, METHODS AND COMPUTER PRODUCTS FOR PLACING TELEPHONE CALLS VIA INTERNET PROTOCOL TELEVISION CALL LOGS - Systems, methods and computer products for placing phone calls via Internet Protocol Television call logs. Exemplary embodiments include a method for generating communication requests via an Internet-Protocol-enabled device, the method including receiving a request to initiate a communication request from an Internet-Protocol-enabled device having an Internet-Protocol-enabled device address, mapping the Internet Protocol-enabled device address of a calling party to a calling party number and sending a first communication request to a calling party communication device associated with the Internet Protocol-enabled device. | 2009-01-22 |
20090022142 | SYSTEMS, METHODS AND COMPUTER PRODUCTS FOR LOGGING OF OUTGOING CALLS TO AN INTERNET PROTOCOL TELEVISION CALL LOG - Systems, methods and computer products for the logging of outgoing calls to an Internet Protocol Television call log. Exemplary embodiments include a method for logging outgoing communication requests related to an Internet-Protocol-enabled device, the method including receiving a request to initiate a communication request from an Internet Protocol-enabled device having an Internet-Protocol-enabled device address, mapping the Internet Protocol-enabled device address of a calling party to a calling party number, retrieving caller identification information associated with the called party and recording the caller identification information in a log associated with the Internet Protocol-enabled device. | 2009-01-22 |
20090022143 | SYSTEMS, METHODS AND COMPUTER PRODUCTS FOR LOGGING OF INCOMING CALLS TO AN INTERNET PROTOCOL TELEVISION CALL LOG - Systems, methods and computer products for the logging of incoming calls to an Interact Protocol Television call log. Exemplary embodiments include a method for logging incoming communication requests related to an Internet-Protocol-enabled device, the method including receiving a communication request from a caller device over a voice network, the communication request including a caller party number and name of the caller device and a called party number and name of a called device associated with the communication request, mapping the called party number and name to an Internet Protocol-enabled device address of a called party, sending the caller party number to the Internet Protocol-enabled device address corresponding to the called party number and recording the caller identification information in a log associated with the Internet Protocol-enabled device. | 2009-01-22 |
20090022144 | IP Telephony Service Interoperability - The invention concerns a residential gateway device designed for a decentralized client equipment and comprising converting means for providing interoperability between to separate IP telephony services. | 2009-01-22 |
20090022145 | SYSTEMS, METHODS, APPARATUS AND COMPUTER PROGRAM PRODUCTS FOR NETWORKING TRADING TURRET SYSTEMS USING SIP - Systems, methods, apparatus and computer program products are provided for sharing a resource including a subscription engine configured to subscribe to a first turret system to share the resource, a state change engine configured to receive a state change notification corresponding to the resource, from the turret system, and a failover engine configured to invite the turret system to initiate a connection to the resource. | 2009-01-22 |
20090022146 | METHOD AND SYSTEM OF SCREENING AND CONTROL OF TELEPHONE CALLS WHILE USING A PACKET-SWITCHED DATA NETWORK - A Call Alerting and Control System is provided in a communication environment to allow an Internet user (“user”) approximately real-time monitoring of information about an incoming call from a calling party while maintaining a connection with the Internet. The monitored information can include the calling party's name and telephone number. The system could also allow the user to provide an answering machine-type message to the calling party and the user to listen to the calling party's response to the message while still connected to the Internet. The system can further allow the user to reroute, answer or otherwise treat the incoming call while, at the user's discretion, either maintaining or disconnecting a connection to the Internet. | 2009-01-22 |
20090022147 | TELEPHONY COMMUNICATION VIA VARIED REDUNDANT NETWORKS - A switched telephone network is arranged in a manner to enable packet voice communication between telephone terminals via multiple redundant packet switched networks. The packet switched networks may utilize different protocols, be operated by different entities, and have primary functions other than voice communication. One example of such a network may be internetworked networks, such as the Internet. One example of an alternate packet switched network may be a network whose primary function is control of a circuit switched telephone network. The common channel interoffice switching system (CCIS) of a public switched telephone network (PSTN) is a preferred example. | 2009-01-22 |
20090022148 | VOICE OVER INTERNET PROTOCOL SYSTEM AND METHOD FOR PROCESSING OF TELEPHONIC VOICE OVER A DATA NETWORK - A method and system for processing of telephonic voice over a data network, such as the Internet, which includes a signaling protocol with little overhead and allows for dynamic connections to a host. The system uses a signaling protocol which creates an ad hoc connection to the host which reduces the per packet information necessary to conduct the communication. The system provides for quick and efficient establishment of communications from multiple remote locations to a central host. Each remote location may only connect to the host or a redundant host. | 2009-01-22 |
20090022149 | Using PSTN Reachability to Verify VoIP Call Routing Information - A system for verifying VoIP call routing information. In particular implementations, a method includes verifying one or more Voice-over-Internet-Protocol (VoIP) call agents for respective destination telephone numbers based on demonstrated knowledge of previous public switched telephone network (PSTN) calls to the respective destination telephone numbers; receiving a call initiation message identifying a destination telephone number; and conditionally initiating a call over a VoIP network to a target VoIP call agent, or over a circuit switched network, based on whether the target VoIP call agent has been verified for the destination telephone number identified in the call initiation message. | 2009-01-22 |
20090022150 | VoIP Call Routing Information Registry including Hash Access Mechanism - A VoIP call routing information registry including a hash access mechanism. In particular implementations, a method includes receiving a telephone number; computing a hash of the telephone number; accessing a registry wherein the registry comprises a plurality of entries, and wherein each entry comprises a hash of a telephone number and data associated with that telephone number, or a prefix and data associated with that prefix; searching the registry for a matching entry; and until a matching entry is found or the telephone number has been stripped down to a minimum number of digits, stripping the last digit of the telephone number, re-computing a hash of the stripped-down telephone number, and re-searching the registry for a matching entry. | 2009-01-22 |
20090022151 | PACKET STRUCTURE AND PACKET TRANSMISSION METHOD OF NETWORK CONTROL PROTOCOL - A packet structure and a packet transmission method of a network control protocol. A user in the inside or outside of the house can effectively control various home appliances such as refrigerator or laundry machine or monitor operation state of the devices, over the living network such as RS-485 network, low-power RF network, and power line network so that the user can enjoy the remote control and the convenient monitoring. In addition, the packet structure for the inter-layer interface of the network control protocol can be managed. The packet structure at the application layer is generated by assigning one of an application layer protocol data unit header, a request message, a response message, and an event message, together with an application layer protocol data unit header The generated packet at the application layer is transmitted to thus interface layers of the network control protocol. Therefore, the packet structure at the application layer can be more efficiently managed and transmitted. | 2009-01-22 |
20090022152 | SYSTEM AND METHOD TO SUPPORT NETWORKING FUNCTIONS FOR MOBILE HOSTS THAT ACCESS MULTIPLE NETWORKS - An IP-based corporate network architecture and method for providing seamless secure mobile networking across office WLAN, home WLAN, public WLAN, and 2.5 G/3 G cellular networks for corporate wireless data users. The system includes Internet roaming clients (IRCs), a secure mobility gateway (SMG), optional secure IP access (SIA) gateways, and a virtual single account (VSA) server. The IRC is a special client tool installed on a mobile computer (laptop or PDA) equipped with a WLAN adaptor and a cellular modem. It is responsible for establishing and maintaining a mobile IPsec tunnel between the mobile computer and a corporate intranet. The SMG is a mobile IPsec gateway installed between the corporate intranet and the Internet. It works in conjunction with the IRC to maintain the mobile IPsec tunnel when the mobile computer is connected on the Internet via a home WLAN, a public WLAN, or a cellular network. The SIA gateway is a special IPsec gateway installed in the middle of the wired corporate intranet and an office WLAN. It works with the IRC to ensure data security and efficient use of corporate IP addresses when the mobile computer is connected to the office WLAN. The VSA server manages authentication credentials for every corporate user based on a virtual single account concept. The Internet Roaming system can provide secure, always-on office network connectivity for corporate users no matter where they are located using best available wireless networks. | 2009-01-22 |
20090022153 | METHODS AND APPARATUS FOR CREATING ADDRESSES - In a first aspect, a first method is provided for creating a media access control (MAC) address for a device. The first method includes the steps of (1) obtaining one or more identifiers; (2) obtaining a first MAC address; and (3) creating at least a second MAC address based on the one or more identifiers and the first MAC address. Numerous other aspects are provided. | 2009-01-22 |
20090022154 | RECEPTION DEVICE, RECEPTION METHOD, AND COMPUTER-READABLE MEDIUM - A reception device and method are provided for receiving content on channels distributed by distribution servers via a router. The method includes registering a multicast media access control address corresponding to a channel to be switched to before switching to the channel; storing the multicast media access control address; and switching to the channel using the stored multicast media access control address. | 2009-01-22 |
20090022155 | Using PSTN Reachability to Verify Caller ID Information in Received VoIP Calls - A system for verifying caller ID information in received VoIP calls. In particular implementations, a method includes receiving a caller identification (ID) identifying a calling party telephone number in a call initiation message transmitted from a VoIP call agent; determining the identity of the VoIP call agent; verifying that a public switched telephone network (PSTN) call to the calling party telephone number would arrive at a VoIP call agent having the determined identity; and applying, responsive to the call initiation message, one or more rules based at least in part on the verifying step. | 2009-01-22 |
20090022156 | Pacing a Data Transfer Operation Between Compute Nodes on a Parallel Computer - Methods, systems, and products are disclosed for pacing a data transfer between compute nodes on a parallel computer that include: transferring, by an origin compute node, a chunk of an application message to a target compute node; sending, by the origin compute node, a pacing request to a target direct memory access (‘DMA’) engine on the target compute node using a remote get DMA operation; determining, by the origin compute node, whether a pacing response to the pacing request has been received from the target DMA engine; and transferring, by the origin compute node, a next chunk of the application message if the pacing response to the pacing request has been received from the target DMA engine. | 2009-01-22 |
20090022157 | Error masking for data transmission using received data - A method and apparatus for error masking for data transmission using received data. An embodiment of a method includes receiving a first data packet, where the first data packet contains multiple data elements, the first data packet being a data packet in a data stream. The method further includes determining that one or more data packets are missing from the data stream, and generating one or more data packets to replace the one or more missing data packets based at least in part on the one or more data elements of the first data packet. | 2009-01-22 |
20090022158 | Method For Increasing Network Transmission Efficiency By Increasing A Data Updating Rate Of A Memory - A network interface circuit or card has a memory and a medium control module for transmitting data stored in the memory to a network. The method includes: when a packet data is transmitted (such as completely transmitted) from the memory to the medium control module, making the memory send an interrupt request such that a new packet data can be read into the memory. This results in increased data transmission efficiency in the network interface circuit. | 2009-01-22 |
20090022159 | Interactive Streaming Media Production Tool Using Communication Optimization - The invention provides interactive streaming mixed media production. A mixed media content creation tool includes a resource-computation element that computes the likely resource load to be imposed on a server, communication link, and client device, when sent by the server to the client and presented to a user at the client. The resource-computation element is responsive to amounts of communication bandwidth available using the communication link, presentation buffer space and computing resources available at the client, and other measures of resource load. The resource-computation element attempts to optimize resource usage by the mixed media content. The system also includes a presentation element that responds to the resource-computation element, and to user requests, and interactively presents measures of projected resource usage by the mixed media content, comparisons of that projected resource usage with available resources, and comparisons of that projected resource usage before and after optimization. | 2009-01-22 |
20090022160 | LOW-LATENCY SCHEDULING IN LARGE SWITCHES - Embodiments of a scheduler for a switch, where the switch is configured to couple input ports to output ports are described. During operation, the scheduler may determine a schedule based on a group of requests, associated with multiple data streams, that are received for the output ports of the switch, where the schedule matches input ports to output ports of the switch for a given data cell time. Note that the schedule may be determined using an arbitration technique during a time interval. Moreover, the scheduler may assign an additional request, which was received at a time that precedes a current time by less than the time interval, to a portion of the switch which is available in the schedule, thereby reducing a latency of the scheduler. | 2009-01-22 |
20090022161 | COMMUNICATION SYSTEM AND COMMUNICATION NODE - A technique is disclosed, by which it is possible to identify a communication node having special function under the condition that a certain communication node knows only the address of a communication node having no special function. According to this technique, a first communication node | 2009-01-22 |
20090022162 | ADAPTIVE NETWORK TO DYNAMICALLY ACCOUNT FOR HIDDEN NODES - One embodiment of the present invention relates to a network element that is configured to be associated with a network having a number of nodes. A node is configured to receive a beacon signal from a master node and at least one relayed beacon signal from at least one proxy node, where the at least one proxy node transmits the at least one relayed beacon signal based at least in part on the beacon signal. The node is further configured to select one of the beacon and relayed beacon signals and analyze the selected signal to determine a timeslot reserved for node admission requests. Other methods and devices are also disclosed. | 2009-01-22 |
20090022163 | ADAPTIVE NETWORK TO DYNAMICALLY ACCOUNT FOR HIDDEN NODES - One embodiment of the present invention relates to a network element that is configured to be associated with a network having a number of nodes. A proxy node is configured to distinguish between a some signals received from a master node and other signals received from at least one hidden node, where the at least one hidden node is unable to bi-directionally directly communicate with the master at a given time. The proxy node is further configured to relay at least one signal between the master node and the hidden node to facilitate addition of the hidden node to the network via the master node. Other methods and devices are also disclosed. | 2009-01-22 |
20090022164 | ADAPTIVE NETWORK TO DYNAMICALLY ACCOUNT FOR HIDDEN NODES - One embodiment of the present invention relates to a network element that is configured to be associated with a network having a number of nodes. The master node is configured to communicate with a number of nodes and allocate bandwidth therebetween by sending outgoing signals and receiving incoming signals over a transmission medium. The master node is further configured to adaptively account for hidden nodes with which the master node cannot bi-directionally directly communicate by communicating at least one signal with at least one proxy node. Other methods and network elements are disclosed. | 2009-01-22 |
20090022165 | Content replacement by PID mapping - A method of content substitution involves receiving an ordered stream of packets containing content marked by a first packet identifier (PID) and one or more substitute content portions marked by one or more secondary PIDs, where the number and placement of packets marked by secondary PIDs ahead of packets marked by the first PID in the stream is retained during transmission of the ordered stream of packets; initiating processing for display or storage of content contained in packets having the first PID; initiating processing for display or storage of content contained in packets having a selected secondary PID that meets a substitution criterion; and either deleting or processing the content having the first PID depending upon a number of received intervening packets having secondary PIDs that reside between the packets having the first PID and the packets having the selected secondary PID that meets the substitution criterion. This abstract is not to be considered limiting, since other embodiments may deviate from the features described in this abstract. | 2009-01-22 |
20090022166 | Method and system for providing media services by distributed networks - Techniques for managing media services in a distributed environment are disclosed. Data representing an item in the media service is distributed among devices in service. When a requesting device is newly joined and requests for the item, at least one supplying device is designed to supply the data to the requesting device. The supplying device may be a server or a peer device. In one case, each of the devices is behind a network address translator. A server, in responding to a request from a requesting device for needed data, is configured to determine some of devices in service to be candidates from a database, where the database has many entries, each of the entries pertaining to one of the devices. The candidates are determined in accordance with at least compatibility of respective network address translators with a network address translator of the requesting device. Among the candidates, the server then designates a finalist that is preferably not designated to be a supplying device more often than it should be on average. The server then notifies either the requesting device or the supplying device so that the requesting device can get the needed data directly from the supplying device. | 2009-01-22 |
20090022167 | PACKET FORWARDING SYSTEM AND PACKET FORWARDING DEVICE - In a forwarding device connected to a network including a plurality of communication nodes connected to each other, in which a plurality of communication routes, each for forwarding a signal through at least one of the communication nodes can be present between arbitrary ones of the communication nodes, a forwarding method according to the present invention determines that the received packet is a BPDU or a local BPDU, and discards the BPDU if the received packet is the BPDU and fetches an original BPDU from the local BPDU if it is the local BPDU. In the case where the BPDU is to be transmitted, the BPDU is created and wrapped in a format of the local BPDU. Then, the wrapped BPDU is broadcasted. In this manner, the local BPDU can be exchanged without affecting the other bridges having a normal spanning tree function. | 2009-01-22 |
20090022168 | PACKET RING NETWORK SYSTEM, METHOD OF CONNECTING PACKET RINGS, AND INTER-RING CONNECTING NODE - [Problems] To enable each of a plurality of links connecting rings to perform packet transfer while preventing multiple reception of packets and broadcast stream in a normal state where no failure has occurred. | 2009-01-22 |
20090022169 | METHOD AND SYSTEM FOR ESTABLISHING A QUEUING SYSTEM INSIDE A MESH NETWORK - Wireless mobile communication (WMC) devices located in operating proximity of each other may be enabled to form a mesh (ad hoc wireless) network. WMC devices in a mesh network may form a queuing system wherein each WMC device may store data forwarded to and/or from other WMC devices in the mesh network. Each WMC device in the mesh network may have different queuing capability based on a plurality of factors that may comprise internal factors such as processing, storage, power, and/or connectivity. The mesh network may comprise an internal addressing scheme that may enable utilization of the queuing system whether or not WMC devices in the mesh network are communicatively coupled to external networks. | 2009-01-22 |
20090022170 | Multiple Access by Varying Received Power in Wireless Networks - The invention describes a method for transmitting a packet in a wireless network of nodes. At a beginning of a scheduled time slot a metric in the node is set, in which the metric indicates a need to transmit a packet to a receiver in the wireless network. The metric is mapped to a received power level and the packet is transmitted at a transmit power level so that the received power level is achieved at the receiver. | 2009-01-22 |
20090022171 | INTERRUPT COALESCING SCHEME FOR HIGH THROUGHPUT TCP OFFLOAD ENGINE - An interrupt coalescing scheme for high throughput TCP offload engine and method thereof are disclosed. An interrupt descriptor queue is used, that TCP offload engine saves TCP connection information and interrupt information in an interrupt event descriptor per interrupt. Meanwhile the software processes an interrupt by reading interrupt event descriptors asynchronously. The software may process multiple interrupt event descriptors in one interrupt context. | 2009-01-22 |
20090022172 | SYSTEM AND METHOD FOR SEAMLESS SWITCHING THROUGH BUFFERING - A method of preparing data streams to facilitate seamless switching between such streams by a switching device to produce an output data stream without any switching artifacts. Bi-directional switching between any plurality of data streams is supported. The data streams are divided into segments, wherein the segments include synchronized starting points and end points. The data rate is increased before an end point of a segment, to create switch gaps between the segments. Increasing the data rate can include increasing a bandwidth of the plurality of data streams, for example by multiplexing, or compressing the data. | 2009-01-22 |
20090022173 | CONTROL INDICATIONS FOR SLOTTED WIRELESS COMMUNICATION - Multiple control indications are transmitted within timeslots defined for a slotted communication system. For example, a wireless node may transmit a control indication at a beginning of a timeslot and at an end of a timeslot. A control indication may comprise a resource utilization message that a node generates in an attempt reduce inference at the node that is caused by transmissions by neighboring nodes. A node also may synchronize to a received timeslot of another node based on the position of one or more control indications within the timeslot. Here, each control indication may include information that indicates the position of the control indication within the timeslot. | 2009-01-22 |
20090022174 | CONTENTION BASED MEDIA ACCESS MECHANISM - The present invention relates to the field of contention in a network of communicating nodes. The present invention especially relates to a master node for a communication network, to a slave node device for a communication network, to a network comprising the master node device and at least one slave node device and to a method of contention in a network of nodes. The method of contention according to the present invention is method in a network comprising slave nodes, said slave nodes comprising a group of first slave nodes, the method comprising the step of sending, by every first slave node participating in a contention, a number of two or more contention participation messages during a contention window associated with the first slave node. | 2009-01-22 |
20090022175 | Integrated universal network adapter - An integrated network adapter is operable to establish a network interface with a plurality of media types, including at least a power line network and a telephone line network, based on pre-configuration, upon initialization and dynamically during operation. The adapter further is operable to establish network interfaces simultaneously or separately with a plurality of media types and provide that a communications event can occur simultaneously or separately over a plurality of media types. | 2009-01-22 |
20090022176 | SYSTEM AND METHOD FOR CONVERTING COMMUNICATION INTERFACES AND PROTOCOLS - A system and method for converting communication interfaces and protocols is provided. In one embodiment, the invention relates to a system for converting data including a first interface configured to communicate using an HDMI standard, the first interface receiving HDMI data from a plurality of first communication channels, a second interface configured to communicate using a second communication protocol, the second interface having at least one second communication channel, and a circuitry coupled to the first interface and to the second interface, the circuitry configured to receive HDMI data from the first interface, multiplex at least a portion of the HDMI data received via the first interface onto the at least one second communication channel in accordance with the second communication protocol. | 2009-01-22 |
20090022177 | FRAME STRUCTURE, METHOD FOR ORGANIZING DATA AND METHOD FOR TRANSMITTING DATA - A frame structure for transmitting data over a digital interface has a plurality of data frames. In this plurality of data frames a first sampling data frame is based on at least one sampling word and dedicated to a first logical channel. A set of data frames follows the first sampling data frame and carries in a compressed format a plurality of predefined status data words dedicated at least to the first logical channel. A first further sampling data frame follows the set of data frames. It is based on at least one further sampling word and dedicated to the first logical channel. | 2009-01-22 |
20090022178 | METHODS AND SYSTEMS FOR ADAPTIVE TRANSMISSION OF CONTROL INFORMATION IN A WIRELESS COMMUNICATION SYSTEM - A method for adaptive transmission of control information in a wireless communication system may include generating a control segment carrying control information. The control segment may have a configurable size. The method may also include generating a pointer for the control segment. The pointer may indicate a location of the control segment in a downlink subframe. The pointer may also indicate a size of the control segment. The method may also include sending the pointer and the control segment. | 2009-01-22 |
20090022179 | SYSTEM AND METHOD FOR IMPROVING THE USE OF RADIO SPECTRUM IN TRANSMISSION OF DATA - System and method for improving the use of radio spectrum in transmission of data, according to which the payload information of any known line interface is divided into a plurality of data portions of smaller which are then grouped into packets so as to be subsequently radio transmitted. For transmission of such packets, suitable radio channels are selected. The invention also relates to reception of such radio channels having such packets incorporated therein, wherein the received packets are then transformed into payload information for inputting into corresponding line interfaces. | 2009-01-22 |
20090022180 | System and method of data verification - A data verification method and system is provided. The data verification method includes the steps of transmitting data from a sender to a receiver over a signaling channel, transmitting a first set of bits to the receiver over a voice channel, wherein the first set of bits is generated using the data in the sender, and verifying the data through comparison between the first set of bits and a second set of bits that is generated based on the data in the receiver. The first and the second sets of bits may be a group of bits that are selected from a hash value using a selection mask in the sender and the receiver respectively, wherein the section mask has the same length as the hash value and the hash value is calculated based on the data, and the selection mask may be pre-defined between the sender and the receiver. | 2009-01-22 |
20090022181 | OPTICAL SPECTRAL FILTERING AND DISPERSION CONTROL FOR WAVELENGTH MULTIPLEXED LASER SOURCES USING FIBER BRAGG GRATINGS - The embodiments of the invention provide an apparatus for optical spectral filtering and dispersion control for wavelength multiplexed laser sources using fiber Bragg gratings. More specifically, the apparatus includes a laser diode having a first end and a second end opposite the first end. The first end of the laser diode has a first semi-transparent portion; and, the second end of the laser diode has a second semi-transparent portion. The apparatus further includes an optical fiber connected to the second end of the laser diode. The optical fiber has a first end and a second end opposite the first end, wherein the first end of the optical fiber is connected to the second end of the laser diode. The laser diode comprises a laser cavity; and, the optical fiber comprises an extension of the laser cavity. Moreover, the second end of the optical fiber has a reflective surface. | 2009-01-22 |
20090022182 | Conversion efficiency expansion in wavelength converting optical packages - Particular embodiments of the present invention relate generally to altering the effective conversion efficiency curve of an optical package employing a semiconductor laser and an SHG crystal or other type of wavelength conversion device. For example, according to one embodiment of the present invention, a method of controlling an optical package is provided where the optical package is tuned such that ascending portions of a transmission curve representing a spectral filter are aligned with descending portions of a conversion efficiency curve representing a wavelength conversion device. With the filter and wavelength conversion device so aligned, the optical package is further tuned such that the wavelength of the fundamental laser signal lies within a wavelength range corresponding to aligned portions of the ascending and descending portions of the transmission and conversion efficiency curves. Additional embodiments are disclosed and claimed. | 2009-01-22 |
20090022183 | Intensity modulation in wavelength converting optical package - Particular embodiments of the present invention relate generally to methods of controlling an optical package comprising a semiconductor laser, a spectral filter, and a wavelength conversion device. The spectral filter and the wavelength conversion device collectively define a wavelength transfer function comprising a transmission bandwidth component attributable to the spectral filter and a conversion bandwidth component attributable to the wavelength conversion device. The transmission bandwidth component of the wavelength transfer function is less than one free spectral range of the semiconductor laser. The method comprises directing the native laser output through the spectral filter and the wavelength conversion device and tuning the semiconductor laser to modulate the intensity of a wavelength-converted laser output of the optical package by shifting the native wavelength spectrum by less than one free spectral range of the semiconductor laser. Additional embodiments are disclosed and claimed. | 2009-01-22 |
20090022184 | WAVELENGTH TUNABLE LIGHT SOURCE OF EXTERNAL RESONATOR TYPE - An improvement is made to a wavelength tunable light source of an external resonator type for selecting a wavelength of light from a semiconductor laser using a diffraction grating. The device has a prism provided between the semiconductor laser and the diffraction grating for enlarging the beam shape of the light from the semiconductor laser in the groove arrangement direction of the diffraction grating, emitting the light to the diffraction grating, and reflecting diffracted light from the diffraction grating to provide output light. | 2009-01-22 |
20090022185 | METHOD OF CONTROLLING SEMICONDUCTOR LASER - A method of controlling a semiconductor laser having a wavelength selection portion, a refractive index of the wavelength selection portion being controllable with a heater including: a starting sequence including a first step for adjusting a heat value of the heater until the heat value of the heater reaches a given value; and a wavelength control sequence including a second step for correcting a wavelength of the semiconductor laser according to a detection result of an oscillation wavelength of the semiconductor laser after the starting sequence. | 2009-01-22 |
20090022186 | METHOD OF CONTROLLING SEMICONDUCTOR LASER - A method of controlling a semiconductor laser that has a plurality of wavelength selection portions having a different wavelength property from each other and is mounted on a temperature control device, including: a first step of correcting a temperature of the temperature control device according to a detected output wavelength of the semiconductor laser; and a second step of controlling at least one of the wavelength selection portions so that changing amount differentials between each wavelength property of the plurality of the wavelength selection portions is reduced, the changing amount differential being caused by correcting the temperature of the temperature control device. | 2009-01-22 |
20090022187 | LASER MODULE - A laser module including at least one light-emitting unit, a filter and a poled nonlinear optical crystal is provided. The light-emitting unit provides an incoherent beam. The filter is disposed on the transmission path of the incoherent beam and reflects at least a part of the incoherent beam. The poled nonlinear optical crystal is disposed on the transmission path of the incoherent beam, and has a plurality of poled portions. The poled portions have a plurality of first poled portions and a plurality of second poled portions which are alternately disposed. The incoherent beam passes through at least a part of the first poled portions and a part of the second poled portions. At least parts of the poled portions have different average widths from each other in the direction parallel to the chief ray of the incoherent beam. | 2009-01-22 |
20090022188 | Frequency modulation in the optical alignment of wavelength-converted laser sources - Methods of controlling semiconductor lasers are provided where the semiconductor laser generates a wavelength-modulated output beam λ | 2009-01-22 |
20090022189 | Light Source Apparatus - The present invention relates to a light source apparatus that has a base structure capable of generating SC light and further having a structure that enables the shaping of the spectral waveform of the SC light, power adjustment of the SC light, or adjustment of the frequency of repetition of the pulse train that contains the SC light. For example, a light source apparatus that enables shaping of spectral waveforms comprises a seed light source that emits seed light which is a pulse train or continuous light; an optical fiber that generates SC light from the seed light, and spectrum shaping means for completely or partially changing the spectral waveform of the SC light. The shaping of the spectral waveform changes the maximum power of the seed light by changing the optical coupling efficiency of the seed light source and optical fiber, for example, thereby suitably deforms the spectrum of the light. | 2009-01-22 |
20090022190 | Heat capacity laser and associated lasing medium - A heat capacity laser having a solid lasing medium, at least one pumping source that is able to emit a pumping radiation, and an optical cavity that can be characterized by having: at least one device able to homogenize the pumping radiation, a doped lasing medium having a body with a first and a second end and being stretched in the length by more than 6 cm and whose height in cross section is less than its stretching in the length of the lasing medium. The doping concentration in the lasing medium may vary axially. Also either the cavity can have beam forming optics and the doping concentration of the lasing medium is radially uniform, or the cavity can have no beam forming optics and the lasing medium has a doping concentration that may vary radially. | 2009-01-22 |
20090022191 | METHOD FOR MANUFACTURING A NITRIDE SEMICONDUCTOR LASER ELEMENT AND A NITRIDE SEMICONDUCTOR LASER ELEMENT - A method for manufacturing a nitride semiconductor laser element, which has over a substrate a laminate including an element region constituting a cavity, an island layer separated from the element region, an exposed region separating the element region from the island layer, and an auxiliary groove provided along an end face of the cavity, and with which the cavity end face is obtained by dividing the laminate and the substrate along the first auxiliary groove, the method comprises a step of: forming the laminate over the substrate; removing part of the laminate to separate the laminate into the element region and the island layer and to form the exposed region provided continuously in the cavity direction of the nitride semiconductor laser element; forming the first auxiliary groove so as to be adjacent to the island layer; and dividing so that the island layer is disposed in a corner of the nitride semiconductor laser element to obtain a nitride semiconductor laser element. | 2009-01-22 |
20090022192 | Laser Device and Lasing Method - A laser device which causes lasing with a use of a semiconductor quantum dot is provided with: a laser member ( | 2009-01-22 |
20090022193 | NITRIDE SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME - An nitride semiconductor device according to the present invention is a nitride semiconductor device including: an n-GaN substrate | 2009-01-22 |
20090022194 | Semiconductor laser device and semiconductor laser device array - In an active layer | 2009-01-22 |
20090022195 | SEMICONDUCTOR LASER - A semiconductor laser having a high electrostatic withstand voltage, resistant to a power supply surge, and having improved long-term reliability is obtained by reducing current leakage through a threading dislocation portion. The semiconductor laser includes a substrate having a high dislocation region having a dislocation density of 1×10 | 2009-01-22 |
20090022196 | HIGH EFFICIENCY INTERSUBBAND SEMICONDUCTOR LASERS - An intersubband quantum cascade laser structure includes multiple coupled laser stages, wherein each stage has a multilayer structure including an electron injector, an active region with at least one quantum well, and an electron reflector. Electrons injected from the injector into the active region at a high energy level relax to a lower energy level with the emission of a photon at, for example, mid-infrared wavelengths. The reflector reflects electrons at the higher energy level at which they were injected and transmits electrons from the lower energy level after emission of a photon. Multiple layers of semiconductor are formed on each side of the multistage structure to provide conduction across the device and to provide optical confinement of the photons emitted. | 2009-01-22 |
20090022197 | SEMICONDUCTOR LIGHT-EMITTING DEVICE AND MANUFACTURING METHOD THEREOF - Semiconductor laser elements are formed on a common substrate. Au plating is formed on principal surfaces of the other semiconductor laser elements. The semiconductor laser elements are mounted on a package with solder applied to the Au plating. Areas opposed to each other across a light-emitting area of each semiconductor laser element are designated first and second areas. Average thickness of the Au plating is different in the first and second areas of each semiconductor laser element. | 2009-01-22 |
20090022198 | PACKAGE STRUCTURE OF COMPOUND SEMICONDUCTOR DEVICE AND FABRICATING METHOD THEREOF - A package structure of a compound semiconductor device comprises a thin conductive film with a pattern, a die, at least one metal wire or metal bump and a transparent encapsulation material. The die is mounted on the first surface of the thin conductive film, and is electrically connected to the thin conductive film through the metal wire or the metal bump. The transparent encapsulation material is overlaid on the first surface of the conductive film and the die. A second surface of the conductive film is not covered by the transparent encapsulation material, and is opposite the first surface. | 2009-01-22 |
20090022199 | SURFACE LIGHT EMITTING LASER ELEMENT, SURFACE LIGHT EMITTING LASER ARRAY PROVIDED WITH IT, ELECTRO-PHOTOGRAPHIC SYSTEM AND OPTICAL COMMUNICATION SYSTEM - A surface-emission laser device comprises an active layer, cavity spacer layers provided at both sides of the active layer, reflection layers provided at respective sides of the cavity spacer layers, the reflection layers reflecting an oscillation light oscillated in the active layer and a selective oxidation layer. The selective oxidation layer is provided between a location in the reflection layer corresponding to a fourth period node of the standing wave distribution of the electric field of the oscillating light and a location in the reflection layer adjacent to the foregoing fourth period node in the direction away from the active layer and corresponding to an anti-node of the standing wave distribution of the electric field of the oscillation light. | 2009-01-22 |
20090022200 | SUPERSONIC DIFFUSER - A pressure-recovery device for a supersonic, continuous wave gas laser is capable of recovering the pressure of the supersonic fluid in an efficient manner and in a relatively light and compact assembly. The supersonic diffuser has a substantially rectangular inlet and top and bottom walls that extend from the inlet in the direction of the flow of gas. The top and bottom walls are separated by a height (l | 2009-01-22 |
20090022201 | Alkali-Vapor Laser with Transverse Pumping - Alkali-vapor laser and related methods of lasing are described herein. In some embodiments, a diode-pumped gas-vapor laser is provided that can be scaled to high power. For example, in one embodiment, a triply-transverse configuration of a diode-pumped-alkali-laser (DPAL) is disclosed in which alkali-buffer gain medium is flowed through an laser chamber (for example, configured as an optical resonator or amplifier) whose optical axis is nominally transverse to the flow direction, and whose pump array radiation is propagated into the alkali-buffer gain medium in a direction nominally transverse to both the direction of gain medium flow and the direction of the optical axis. | 2009-01-22 |
20090022202 | ELECTRIC THERMOMETER - An electronic thermometer includes a temperature sensing means for sensing a temperature of a part to be measured, a prediction means fro predicting an equilibrium temperature by using the temperature being sensed, and a temperature display means having a temperature display unit. The temperature display means switches the display of the temperature display unit from the predicted temperature predicted by the prediction means to the actual measured temperature sensed by the temperature sensing means, based on a variation state of a peak of the temperature sensed by the temperature sensing means. Accordingly, a variation in displayed temperature is reduced, when the display switching is performed from the predicted temperature to the actual measured temperature, and a determination of the display switching from the predicted temperature to the actual measured temperature can be achieved by a simple circuit. | 2009-01-22 |
20090022203 | METHOD AND SYSTEMS OF POWERING ON INTEGRATED CIRCUIT - Method and systems of powering on an integrated circuit (IC) are disclosed. In one embodiment, the system includes a region in the IC including functional logic, a temperature sensor for sensing a temperature in the region when the IC is powered up and a heating element therefor; a processing unit including: a comparator for comparing the temperature against a predetermined temperature value, a controller, which in the case that the temperature is below the predetermined temperature value, delays functional operation of the IC and controls heating of the region of the IC, and a monitor for monitoring the temperature in the region; and wherein the controller, in the case that the temperature rises above the predetermined temperature value, ceases the heating and initiates functional operation of the IC. | 2009-01-22 |
20090022204 | METHOD FOR TEMPERATURE MEASUREMENT IN A MICROFLUID CHANNEL OF A MICROFLUID DEVICE - The invention relates to a method for temperature measurement in a microfluid channel of a microfluid device. According to the invention, a method for temperature measurement in a microfluid channel of a microfluid device, by means of which the temperature maybe simply measured with reliable accuracy, maybe achieved, whereby a volume element of the microfluid channel in which the temperature is to be measured is irradiated with a light source, elastically-scattered and other undesired light is separated off from the light with Raman scattering in the volume chamber, the Raman scattered light is recorded by a recording means, the recorded Raman scattered light is converted into Raman signals and the temperature in the volume element determined from the Raman signals. | 2009-01-22 |
20090022205 | Temperature probes having a thermally isolated tip - Temperature probes for measuring the temperature of objects are disclosed. The temperature probes include a housing and a tip in thermal contact with an end of the housing. The tip is adapted to contact a surface of the object whose temperature is to be measured by the temperature probe. A portion of the housing in contact with the tip has a high thermal resistance effective to thermally isolate the tip from an adjacent portion of the housing. A sensor is located inside of the housing and adapted to measure the temperature of the tip. | 2009-01-22 |
20090022206 | TEMPERATURE SENSOR MOUNTING STRUCTURE AND BATTERY MODULE STRUCTURE - A temperature sensor mounting structure for a battery module that is formed by connecting single cells together in series including: a temperature-measuring device that detects the temperature of the battery module; a covering device that covers the temperature-measuring device; and movement-restricting devices that are removably engaged with the battery module and restrict the movement of the covering device. | 2009-01-22 |
20090022207 | Method for Generating Communication Signal Sequences Having Desirable Correlation Properties and System for Using Same - A method for generating code sequences having good correlation properties comprising steps of selecting a code length comprising a number of chips, selecting a ruler which defines the position of non-zero values within the chips, and overlaying the non-zero values with an amplitude pattern. | 2009-01-22 |
20090022208 | METHOD AND SYSTEM FOR RAPIDLY DETECTING THE PRESENCE OF INTERFERERS IN BLUETOOTH FREQUENCY HOPPING - Methods and systems for wireless communication are disclosed and may include sweeping a signal detection frequency one or more times across a plurality of steps in a frequency range. The measured signal strength at each step may be compared to a threshold, and a status may be stored, which may depend on the presence of a measured signal strength above threshold. The detection frequency may be swept utilizing a voltage controlled oscillator, which may be tuned via a control voltage and/or calibration capacitors. Steps may be skipped when a measured signal strength may be greater than the threshold, and may occur after multiple above threshold measurements. The steps may have variable frequency width, and the range may include the Bluetooth band from 2.40 GHz to 2.48 GHz. The frequency may be swept over a subset of the Bluetooth band, and may be swept on a periodic basis. | 2009-01-22 |
20090022209 | TRANSMITTING APPARATUS USING SPREAD-SPECTRUM TRANSMISSION METHOD - The present invention relates to a transmitting apparatus using a spread-spectrum transmission scheme. The transmitting apparatus includes a precoder for preceding a data signal by performing a product operation between a first matrix and a diagonal matrix. The preceding outputs a signal responding to the input data by performing a product operation between the first matrix and the diagonal matrix. Such a transmitting apparatus obtains a maximum diversity gain. | 2009-01-22 |
20090022210 | NOISE CANCELLATION METHOD, RECEIVER CIRCUIT, AND ELECTRONIC INSTRUMENT - A noise cancellation method includes: inputting an interference wave signal detected near a receiver section, and changing the phase and the amplitude of the input signal to generate a cancellation signal that cancels the input signal; performing correlation calculations on a signal obtained by adding the cancellation signal to a communication signal received by the receiver section and a code replica of a PRN code used for the communication signal, within a given correlation calculation target range that is included within a code phase range and a frequency range; and performing the correlation calculations within a non-signal range outside the correlation calculation target range, and controlling a phase shift amount and an amplitude change rate of the input signal based on the correlation calculation result. | 2009-01-22 |
20090022211 | METHOD AND DEVICE FOR CORRELATING A SIGNAL, IN PARTICULAR AN ULTRA WIDEBAND SIGNAL - The waveform of the signal varies according to the distance at which the signal was emitted, and several correlation signals are defined and correspond respectively to at least part of several sampled waveforms of the signal respectively emitted at several distances of different values so that the sum of the maxima of intercorrelations performed respectively between the various correlation signals and the various sampled waveforms is substantially constant over an interval including all the values of the distances. The correlation processing includes several elementary correlation processings respectively performed with the correlation signals and each delivering initial correlation values, as well as a summation of the homologous initial correlation values respectively delivered by the elementary correlation processings so as to obtain the correlation values. | 2009-01-22 |
20090022212 | CDMA RECEIVING APPARATUS AND CDMA RECEIVING METHOD - A CDMA receiving apparatus | 2009-01-22 |
20090022213 | METHOD AND APPARATUS FOR SAVING POWER ON A DIGITAL SUBSCRIBER LINE - A method for saving power on a digital subscriber line (xDSL) includes: generating a statistic on data rates on the xDSL, adjusting the line rate and the transmit power on the xDSL according to the statistic result, and updating the line rate of an xDSL transceiver according to the adjusted line rate and transmit power. An apparatus for saving power on an xDSL includes a data rate statistics unit, a line rate adjustment policy unit, a line parameter adjusting unit, and a line rate updating unit for an xDSL transceiver. According to the embodiments of the present invention the average transmit power of the xDSL line can be reduced effectively and energy can be saved. | 2009-01-22 |