Abstract: A mobile radio has more than one channel, each channel corresponding to a programmable transceiver circuit. The mobile radio also includes at least one high gain antenna coupled to at least one of the programmable transceiver circuits. A location determining circuit is configured to determine the location of the mobile radio. A processor is coupled to the transceivers and to the location determining circuit. The processor runs a program logic that is configured to identify whether the mobile radio is in a location that enables the mobile radio to extend the reach of the network both due to its location and due to the use of the at least one high gain antenna. The processor also runs a program logic to carry out spectrum sensing to identify available spectral resources based on communication traffic on various frequency bands.

Abstract: In a particular embodiment, a method includes determining, by a first device, a number of discovery messages received during at least one discovery interval. Based on the number of discovery messages, an estimated number of devices in an ad-hoc network is determined. The method further includes transmitting, during a second discovery interval that is subsequent to the at least one discovery interval, a discovery message. The discovery message indicates the estimated number of devices in the ad-hoc network.

Abstract: The present disclosure describes reducing flooding of link state information of a link state protocol in a network with multiple routers. A filtering strategy is pre-configured on a router interface for filtering link state information generated by a first router. The filtering strategy is to enable link state database (LSDB) isolation between a second router associated with the router interface and the first router. Link state information generated by the first router is received or sent according to the pre-configured filtering strategy via the router interface.

Abstract: Certain embodiments of the present disclosure relate to methods for increasing a capacity in a peer-to-peer (P2P) wireless network. The methods include generating a connectivity metric (CM) value indicative of a number of other wireless nodes of the P2P wireless network to which the wireless node is connected, receiving a query for services, and then responding to the query for services if the CM value is greater than a defined CM threshold value. The disclosed methods therefore allow well-connected nodes of the P2P wireless network to be exploited in a manner that increases the overall connectivity of all the nodes in the network.

Abstract: A networked system for managing a physical intrusion detection/alarm includes an upper tier of server devices, comprising: processor devices and memory in communication with the processor devices, a middle tier of gateway devices that are in communication with upper tier servers, and a lower level tier of devices that comprise fully functional nodes with at least some of the functional nodes including an application layer that execute routines to provide node functions, and a device to manage the lower tier of devices, the device instantiating a program manager that executes a state machine to control the application layer in each of the at least some of the functional nodes.

Abstract: A method for performing an operation at a non-originating node of a connection includes receiving a request for the operation; determining information associated with the connection; and signaling, based on the information and the operation, an originating node to cause the originating node to perform call connection management on the connection. A non-originating node includes a plurality of ports with at least one connection thereon; and a controller communicatively coupled to the plurality of ports and operating a control plane, wherein, for an operation of call connection management on the at least one connection, the controller is configured to: determine information associated with the at least one connection on a link formed by a port; and signal, based on the information and the operation, an originating node of the at least one connection to perform the call connection management on the at least one connection.

Abstract: A method for dynamically modifying synaptic delays in a neural network includes initializing a delay parameter and operating the neural network. The method further includes dynamically updating the delay parameter based on a program which is based on a statement including the delay parameter.

Abstract: Certain embodiments herein are directed to enabling service interoperability functionality for wireless fidelity (WiFi) Direct devices connected to a network via a wireless access point. A WiFi Direct device may identify various other WiFi Direct devices on a WiFi network for performing a requested service, such as printing content or displaying content to a screen. In so doing, the device may share information associated with an access point to which the device is connected with the other devices, which may also share information associated with an access point to which they are connected. In this way, WiFi Direct devices may discover their connectivity with respect to other devices to utilize a broader array of connection options for implementing a desired service, and hence, may leverage application programming interface (API) modules directed at providing service interoperability functionality between software applications and services requested by the software applications.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for storing data on in a storage medium. In one aspect, a method includes receiving a key-value pair including a key k and a value v. The method further includes encoding the key-value pair as (i) a first key-value pair including a first key k1 and first value v1, and (ii) a second key-value pair including a second key k2. The method further includes inserting the first key-value pair and the second key-value pair in a trie.

Abstract: A wireless communication device includes a communication unit that performs communication, a finding unit that finds another wireless communication device by using a first frame, a phase determining unit that determines whether the wireless communication device is in a first phase or in a second phase when information concerning the other wireless communication device is obtained that is found, a communication mode setting unit that sets a communication mode for sending or receiving a second frame and an action frame in accordance with a determination result, and a group forming unit that sends or receives the second frame and the action frame in accordance with the set communication mode. The second frame includes schedule information concerning a bandwidth used for communication with the other wireless communication device, and the action frame is used for forming a group with the other wireless communication device.

Abstract: Described herein are technologies that facilitate transfer of data-intensive content between portable telephones. Phones are configured to transmit data indicative of phone location to a proxy server by way of respective cellular network data connections. When a user of a phone wishes to acquire content that is labeled as shareable on another phone, the user of the phone initiates a location-based request, which causes the proxy server to provide a list of phones that are estimated to be in Wi-Fi range of such phone. The user thereafter selects a particular phone, and the proxy server instructs that phone to activate its Wi-Fi radio. The phone of the user additionally activates its Wi-Fi radio, and a peer-to-peer connection between phones is established. Thereafter, rich content is transferrable between the phones.

Abstract: The present invention relates to a method for a terminal feeding back channel state information in a wireless communication system. More specifically, the method comprises the steps of receiving from a base station setting information on a plurality of pieces of channel state information (CSI); and generating at least one piece of channel state information by applying channel state information of a common subband in accordance with the setting information.

Abstract: Methods, devices, and computer program products communicating discovery information in a wireless neighborhood aware network (NAN). One method includes receiving a message from a neighboring wireless device. The message includes an identifier associated with the neighboring wireless device. The method further includes adding the identifier to a data structure indicative of discovered device identifiers. The method further includes transmitting a message including the data structure indicative of discovered device identifiers.

Abstract: A method of controlling congestion of network equipment that connects networks with each other, includes determining a type of congestion based on a location of the network equipment; and identifying a network connection section having a strong possibility of occurrence of congestion based on the type of congestion, and setting a critical congestion bandwidth that is used to determine the occurrence of congestion. Further, the method includes identifying users required for equal distribution of traffic upon occurrence of congestion based on the critical congestion bandwidth; and equally distributing traffic to the identified users based on the critical congestion bandwidth, and then dropping an excess of arriving traffic over the equally distributed traffic, thereby performing avoidance of the congestion.

Abstract: The present invention relates to a method and a device for updating system information in a wireless LAN system. A method for updating system information in a station (STA) of a wireless communication system may comprise transmitting, by the STA which stores system information and a configuration change count value of a previously linked preferred access point (AP), a probe request frame for active scanning to the preferred AP; and receiving a probe response frame from the preferred AP. Preferably, the probe request frame includes a configuration change count field previously acquired from the preferred AP, and if a value of the configuration change count field included in the probe request frame is different from a present configuration change count value of the preferred AP, the probe response frame may include one or more elements of system information which should be updated by the STA.

Abstract: If a PDCCH is multiplexed with data in a DMRS based manner, an E-PDCCH may be allocated by frequency-first mapping in reverse time order, starting from an OFDM symbol carrying the last DMRS in the first slot of a PRB allocated to a UE. For example, the E-PDCCH may be mapped to a resource region in the manner illustrated in FIG. 27. For reference, various signals may mapped to a resource region of a subframe in following manner: (1) CRSs or DMRSs may be mapped to the resource region of the subframe, (2) a legacy PDCCH may be mapped to the resource region, and then (3) the E-PDCCH may be mapped to the remaining region.

Abstract: Methods, systems and computer readable media for link aggregation using digests are described. In some implementations, the method can include obtaining information about each port in a group of one or more ports. The method can also include computing a digest corresponding to each port in the group of one or more ports, the digest being based on the information about the corresponding port. The method can further include determining whether each port in the group of one or more ports is suitable for aggregation in a link aggregation group by comparing the digest corresponding to each port with a digest of a port in the link aggregation group.

Abstract: A first computing device includes: a memory storing instructions; and at least one processor. The at least one processor is configured to: establish a connection with a second computing device, responsive to initiating the connection, perform content discovery with the second computing device; and establish a session of a service responsive to performing content discovery.

Abstract: The present disclosure relates to a management of multicast traffic within a wireless mesh network. In some embodiments, a wireless mesh network includes a plurality of mesh nodes and a central server in communication with at least one of the mesh nodes of the plurality of mesh nodes. In some embodiments, the central server is configured to generate one or more rules for at least one of the mesh nodes to enable a change in a pre-routing parameter in a packet header. In some embodiments, the central server includes a rules-based engine configured to generate and convey one or more traffic shaping rules in response to sensing traffic conditions.

Abstract: An X-ray imaging system comprises: an x-ray sensor including a wireless slave device and a first identification information communication unit that is associated with the wireless slave device; a wireless master device configured to wirelessly connect to the wireless slave device; a second identification information communication unit that is associated with the wireless master device and an x-ray tube that irradiates x-rays; and an identification information intermediating unit configured to receive and store identification information of the wireless slave device or on the wireless master device upon approaching one of the first and the second identification information communication units, and to transmit the identification information upon approaching the other one of the first and the second identification information communication units, wherein the wireless master device and the wireless slave device establish wireless connection based on the identification information.

Abstract: An apparatus and method are described for adjusting a scan interval or scan width of a BTLE device. For example, one embodiment of a method comprises: placing a Bluetooth Low Energy (BTLE) device of an IoT device into a low power or sleep state; waking the BTLE device from the low power or sleep state in response to a specified schedule or set of conditions; attempting to establish a connection between the BTLE device and a BTLE device of an IoT hub using a first scan width and/or scan interval; dynamically adjusting the first scan width and/or scan interval to a second scan width and/or scan interval, respectively, based on a randomly-selected value if a connection is not established after a specified time period; and reattempting to establish a connection between the BTLE device of the IoT device and the BTLE device of the IoT hub using the second scan width and/or scan interval.

Abstract: A leaf switch of a switch fabric includes multiple ports to connect with respective ones of multiple servers. Virtual local area networks (VLANs) are configured on the leaf switch. Dynamic creation of virtual ports is enabled on the leaf switch for at least one of the VLANs on an as needed basis. The leaf switch receives from a particular server connected to a corresponding one of the ports a notification message that a virtual machine is hosted on the particular server. Responsive to the notification message, the leaf switch dynamically creates a virtual port that associates the corresponding one of the ports with the at least one of the VLANs.

Abstract: A wireless communication network to route data communications. The wireless communication network has wireless access systems and network gateway systems. The wireless access systems and network gateway systems store a plurality of routing instructions to direct the routing of the data communications within the wireless communication network. The wireless access systems and network gateway systems receive user instructions to add data tags to individual ones of the stored routing instructions. The wireless access systems and network gateway systems process the routing instructions to route the data communications. The wireless access systems and network gateway systems count the processing of the routing instructions having the stored data tags. The wireless access systems and network gateway systems transfer data records indicating the counts for the individual routing instructions having the stored data tags for delivery to a routing control system.

Abstract: Devices and methods used in a wireless network employing geographical routing using virtual node locations. Such virtual node locations can be computed by a central computer that gathers information from some or all of the nodes. Each node may, for example, identify itself and its neighbors and provide a value indicative of the radio frequency (RF) distance to such neighbors. Examples of RF distance indicators include, but are not limited to, received signal strength indication (RSSI) and packet success rate (PSR). Geographic coordinates for none or some of the nodes may also be used to determine the virtual coordinates.

Abstract: There is provided an apparatus for performing loop-free transmission in a communication network. The apparatus includes a plurality of ports, a controller, a memory, and an interface unit. The controller generates monitoring frames that are transmitted to another apparatus, so as to monitor a connection state of the communication network. The memory includes port-state information that stores a port state in association with each of the plurality of ports. The interface unit processes a frame based on the port-state information and sets, in the port-state information, a stopped state to a first port included in the plurality of ports, in accordance with a time period during which the monitoring frames are not generated. The interface unit discards a frame received via the first port for which the stopped state is set in the port-state information.

Abstract: A CPU collects count information of NW-side/CL-side communication cards when IFCs with plural types that store NW-side/CL-side communication cards to be designed are accommodated in two or more shelves. The CPU further collects card information of the number of slots used by IFCs, shelf information of the maximum number of slots that can be accommodated by IFCs in the shelf, and correspondence information of correspondence relationship when between-shelf-intercommunication between different NW-side communication cards is performed. The CPU further collects communication limit capacity to be used for intercommunication between the shelves. The CPU generates an integer planning model for assigning IFCs to be designed into two or more minimum shelves on the basis of card information, count information, shelf information, correspondence information, and communication limit capacity.

Abstract: Embodiments described herein provide for the generation of 3-D RF performance maps of an environment by correlating RF performance data generated from known locations within the environment with spatial data generated of the environment. One embodiment comprises an apparatus that generates spatial data of an environment in a 3-D coordinate system. The apparatus generates RF performance data for an RF transmitter that is located within the environment. The apparatus identifies 3-D locations of the apparatus within the environment based on the spatial data, identifies RF performance values for the RF transmitter at the 3-D locations based on the RF performance data, and generates a 3-D RF performance map of the environment based on the 3-D locations and the RF performance values.

Abstract: A processor determines, when a frame is received, whether a total of current learning numbers stored in a second storage unit has reached a total of maximum learning numbers. The processor identifies in the second storage unit, if it is determined that the total of current learning numbers has reached the total of maximum learning numbers, a first group identifier associated with a lower priority than a priority associated with a reception group identifier contained in the frame. The first group identifier is associated with a first current learning number not less than a first minimum learning number associated with the first group identifier. The processor replaces a first correspondence relationship including the first group identifier with a reception correspondence relationship among a port number of a port at which the frame has been received, a source address contained in the frame, and the reception group identifier.

Abstract: The invention is a modular computing system and method of use. The invention includes a chassis used for structurally supporting a plurality of computer resource modules. The chassis provides a power source and connection point for the computer resource modules. The computer resource modules segment and replicate user information to provide redundancy of information in the case of failure. The computer resource modules elect a lead computer resource module to handle the organization of the computer resource modules during use. The computer resource modules provide a hierarchy of leadership in case the lead resource module fails. The operating software provides floating application storage which can persist across the multiple computer resource modules after the application is closed. The application can access the floating application storage when it is reopened.

Abstract: A wireless network device includes a physical layer module configured to send and receive packets wirelessly. The wireless network device includes a mesh routing module configured to receive a first packet from a second wireless network device via the physical layer module. The first packet includes a metric and a source address. The mesh routing module is further configured to determine a cumulative metric based on (i) the metric from the first packet and (ii) a link metric. The mesh routing module is further configured to transmit a second packet to a third wireless network device via the physical layer module. The second packet includes the cumulative metric. The mesh routing module is further configured to determine the link metric based on (i) a state of charge of a power supply of the wireless network device and (ii) a transmission parameter of the second packet.

Abstract: A method in which a first device forms a peer to peer (P2P) group with a second device is provided. The method includes sending an invitation request to the second device; and performing a negotiation process to form the P2P group with the second device if an invitation response to the invitation request is received from the second device. The invitation response includes device information identifying the second device. The negotiation process is performed using the device information.

Abstract: A wireless network system (30, 60) and a method for commissioning a wireless network system (30, 60) is described. The network system (30, 60) comprises at least a network device (1, 1?, 1?) and a joining device (21, 81, 91, 101, 111). In a commissioning mode, the network device (1, 1?, 1?) broadcasts network identification information. The joining device (21, 81, 91, 101, 111) sends, upon reception of the network identification information, a request to said network device (1, 1?, 1?) to join the network, comprising a predefined address of said joining device (21, 81, 91, 101, 111). The network device (1, 1?, 1?) assigns said joining device (21, 81, 91, 101, 111) a network address and stores corresponding data.

Abstract: Embodiments of the present invention provide a network label allocation method, a device, and a system, which enable a local PE to distinguish packets from different remote PEs. The method includes: generating, by a local provider edge PE, a VPN label route for each remote PE, where VPN labels in VPN label routes of different remote PEs are different, and the remote PE and the local PE at least belong to a same VPN; and sending the VPN label route to the remote PE, so that the remote PE separately matches an IP address of the remote PE with a target device IP address in the VPN label route, and matches an import route target RT of each VRF of the remote PE with a route target RT in the VPN label route, a packet related to a successfully matched VRF.

Abstract: The systems, methods and apparatuses described herein provide an apparatus configured for ensuring proximity of a communication partner. In one aspect, the apparatus may comprise a communication port and a processor. The processor may be configured to send a request to and receive a response from the communication partner via the communication port using modulated signals, measure a time period between sending and receiving using timings of modulated signals' symbols, and receive a secondary value from the communication partner. The secondary value may be verified to include at least a portion of the request and a portion of the response, and may have been sent with authenticating data to authenticate it. The time period may be compared with a predefined threshold calculated based on a predefined maximum allowed distance to the communication partner. In another aspect, an apparatus may be configured to ensure its proximity to a communication partner.

Abstract: The invention is directed to input handover from a first device to a second device. An exemplary method comprises: establishing a connection between a first device and a second device; capturing a first image from the first device; capturing a second image from the second device; determining a location of the second device in reference to the first device based on comparing the first image and the second image; determining occurrence of a trigger event on the first device; and executing handover of an input instruction from the first device to the second device.

Abstract: A communication system is provided. The system comprises a server arrangement; a plurality of mobile base stations coupled in communication with the server arrangement; and a plurality of mobile stations. A given mobile station from amongst the plurality of mobile stations is capable of communicating with two or more of the plurality of mobile base stations using radio communications. The server arrangement is operable to select, from amongst the two or more of the plurality of mobile base stations, a mobile base station to be used to route data to and/or from the given mobile station.

Abstract: A method and system are provided to install a loop free alternative (LFA) next hop as a backup for a primary path next hop for an interior gateway protocol (IGP). The method enables testing of the LFA next hop to ensure proper handling of data forwarding on the LFA. The method includes receiving a trigger message from an administrative module indicating a switch to the LFA next hop the message including a prefix and an interface. A check is made whether a set of primary path next hops of the prefix have been exhausted. A next primary path next hop is selected from the set of primary path next hops of the prefix. A check is made whether the next primary path next hop matches the interface. The next primary path next hop is replaced by installing the LFA next hop into a global routing information base.

Abstract: An addressing redirection mechanism is initiated at a first networking device in a computing network in order to enable the first networking device to perform one or more distributed proxy addressing operations on behalf of a connected second networking device. An address request transmitted from a first host device to a second host device to obtain addressing information of the second host device is received at the first networking device, and the first networking device inspects the address request to identify addressing information for the first host device. The first networking device is configured to forward the addressing information for the first host device to the second networking device.

Abstract: A method includes receiving downlink packets from multiple physical Ethernet interfaces and selectively discarding some of the downlink packets based on a packet filtering criterion. The method also includes updating a network connectivity database using address information in non-discarded downlink packets. The method further includes mapping a path for each of the non-discarded downlink packets using the database and transmitting the non-discarded downlink packets to a single network interface. The method could also include receiving an uplink packet from the single network interface, selecting a primary physical Ethernet interface from the multiple physical Ethernet interfaces based on information in the database, and transmitting the uplink packet through the selected primary physical Ethernet interface.

Abstract: The present invention relates to a method in which a first station receives position information using a second station positioned in the vicinity of the first station. The method includes the steps of: receiving a station identifier (STID) and at least one fake identifier (ID) from a base station; obtaining a fake ID of the second station; requesting position information on the second station from the base station using the fake ID of the obtained second station; and receiving the position information on the second station of the base station, wherein the fake ID is an identifier used for position measurement and is mapped to the STID.

Abstract: In the case of a system where a communication device is remote-controlled from a control server, depending on timing when an entry is written into a forwarding table of the communication device from the control server, there is a possibility that a loop and discard of the traffic occur. Therefore, for registration, rewriting and deletion of the entry of the forwarding table which are performed on the communication device 102 by the control server 101; the communication device 102 verifies contents of control instructions from the control server 101; the communication device 102 holds the result of this verification; the control server 101 acquires the result of the verification; the control server 101 judges whether or not a series of controls can be executed based on the results of the verification from the plurality of communication devices 102; and then the control server 101 invokes the execution at the plurality of communication devices 102.

Abstract: User equipment and method for executing an application, which uses application data, and which is executed in an Application Server in a VoIP based telecommunications network. The method comprises providing a user equipment including a database having the data stored therein, wherein the user equipment further includes an Application Server. The method further comprises invoking the SIP-AS included in the user equipment by a network node of the telecommunications network, providing, within the user equipment, the data to the Application Server included in the user equipment, executing the application, using the data, by the Application Server included in the user equipment, and communicating a result of executing the application from the Application Server included in the user equipment to the network.

Abstract: A communication apparatus is provided. The communication apparatus includes an RF module for receiving an RF signal, and a down converter, coupled to the RF module, for down converting the RF signal in response to a channel select signal to generate a converted signal. The channel select signal controls the down converter to sweep a plurality of scan trains during a scan frame, and each of the scan trains comprises a plurality of channels, wherein a total channel number of the plurality of scan trains is N, where 32?N?78. The communication apparatus also includes a detector, coupled to the down converter, for determining whether the RF signal comprises an ID packet according to the converted signal corresponding to the channels of the plurality of scan trains.

Abstract: The present disclosure relates to managing a logical topology change in a network. The entries of the forwarding database are flushed intelligently without arbitrarily removing the forwarding database resulting in flooding. In one embodiment, a logical topology number (LTN) is maintained by all the interfaces and the forwarding database in the logical topology. In case of any change in the network topology, the LTN of the interfaces affected by the topology change is changed. Further, while sending a frame, LTN of the forwarding database entry for a destination address is compared with LTN of the logical topology. In case of mismatch, the entry is invalidated and the frame is flooded to all other ports for entering new entries into the database. LTN of the forwarding database entry for a source address is compared with the LTN of the logical topology.

Abstract: A method and apparatus for allocating resources for communication between Base Stations (BSs) in an in-band communication system can be provided by a BS. A method for allocating resources for communication between BSs, performed by a Mobile Station (MS) in an in-band communication system includes receiving information about an interference-free expected area from a BS communicating with the MS through an access link, transmitting to the BS feedback information indicating whether the MS is located in the interference-free expected area based on the information about the interference-free expected area, receiving from the BS a message requesting measurement of a fronthaul link for communication between BSs based on the feedback information, and transmitting a measurement result of the fronthaul link to the BS.

Abstract: Managing rogue devices in a network through a network backhaul. A rogue device is detected in a network and a rogue device message that includes the rogue device is sent to a plurality of switches in a backhaul of the network. The rogue device is added into a rogue monitor table. Whether the rogue device is In-Net or Out-Of-Net is determined using forwarding tables of the plurality of switches in the backhaul of the network and the rogue monitor table. Mitigation is performed using a nearest switch to the rogue device of the plurality of switches in the backhaul of the network if it is determined that the rogue device is In-Net.

Abstract: An embodiment of the system for publishing events of a telephony application to a client includes a call router that generates events from the telephony application and an event router that manages the publication of events generated by the call router and that manages the subscription to events by clients. The system can be used with a telephony application that interfaces with a telephony device and an application server.

Abstract: Embodiments are provided for automatically setting an alert mode on a wireless device. Scheduling data is received which defines a predetermined period utilized to set the alert mode. The scheduling data may be received either by direct input in the wireless device or alternatively from an external edge device, such as a network server, in a communications network. In response to receiving the scheduling data, an alert mode on the wireless device is automatically set for the predetermined period. The alert mode may include a silent alert mode on the wireless device. The wireless device may include a sensor for receiving data indicative of a current external state. The sensor data may include location data, temperature data, and ambient noise data. The received sensor data may be utilized to automatically trigger the setting of an alert mode in the wireless device.

Abstract: This invention discloses an alternative communication and control path that can by-pass a primary communication and control line in the control luminaires of an illumination network luminaires. By creating the alternative back-up path, it is possible to still communicate and control network elements in cases when the primary communication and control path is unavailable or when direct control of individual or a plurality of luminaries is desired. In one aspect of the invention, this alternative path may provide for a direct interface for demand response utility programs for specialized control of the luminaires of the illumination network.

Abstract: System, method, and apparatus for improving the performance of collective operations in High Performance Computing (HPC). Compute nodes in a networked HPC environment form collective groups to perform collective operations. A spanning tree is formed including the compute nodes and switches and links used to interconnect the compute nodes, wherein the spanning tree is configured such that there is only a single route between any pair of nodes in the tree. The compute nodes implement processes for performing the collective operations, which includes exchanging messages between processes executing on other compute nodes, wherein the messages contain indicia identifying collective operations they belong to. Each switch is configured to implement message forwarding operations for its portion of the spanning tree. Each of the nodes in the spanning tree implements a ratcheted cyclical state machine that is used for synchronizing collective operations, along with status messages that are exchanged between nodes.