71 results about "Active networking" patented technology

A power supply provides digital data coupling for power-line networking. The power supply includes a power supply side digital interface to transmit and receive a digital data passed through a digital coupler to and from a power-line network access circuitry side digital interface of power-line network access circuitry. The power supply further includes a digital-to-analog converter to process digital data into a high-frequency analog data carrier to provide to a power line of a power-line network. An analog-to-digital converter of the power supply converts a high-frequency analog data carrier from the power line into digital data for the power-line network access circuitry. A power-line analog front end of the power supply transmits and receives the high-frequency analog data carrier to and from the power line. Digital data exchanged between the power supply and the network access circuitry may include control signals for a control circuitry of the power supply. Control circuitry of the power supply may handle control of the digital-to-analog converter, the analog-to-digital converter and the analog front end.

A proactive networking system and method is disclosed. The network anticipates the user demands in advance and utilizes this predictive ability to reduce the peak to average ratio of the wireless traffic and yield significant savings in the required resources to guarantee certain Quality of Service (QoS) metrics. The system and method focuses on the existing cellular architecture and involves the design and analysis of learning algorithms, predictive resource allocation strategies, and incentive techniques to maximize the efficiency of proactive cellular networks. The system and method further involve proactive peer-to-peer (P2P) overlaying, which leverages the spatial and social structure of the network. Machine learning techniques are applied to find the optimal tradeoff between predictions that result in content being retrieved that the user ultimately never requests, and requests that are not anticipated in a timely manner.

The invention discloses a method for cell-networking, which is used for realizing the flexible planning of a cell and the cell networking in various forms, and improving the availability of a frequency spectrum or saving network resources. The method comprises cell split and cell merge. The cell split method and the cell merge method comprise cell establishment and cell deletion. The cell split method comprises the following steps: calculating the occupation situations of physical resources on a plurality of antennae corresponding to the same cell; determining the physical resources occupied being not less than the prearranged threshold value continually within the prearranged time, and determining to carry out the cell split when reaching the prearranged time; splitting the same cell into at least two cells; and respectively allocating the antennae to the two cells. The cell merge method is similar to the cell split method. The invention further discloses a device, a distributed typebase station and an internal unit thereof for planning a cell.

An adaptive networking system for power savings which applies to distributed computing systems includes a computing device which runs Adaptive Networking Component software which analyzes, obtains and maintains reliable network connection(s) to one or more mobile device(s) containing cooperating similar software. An Adaptive Networking Component provides power optimized, reliable network connection between a Computing device and a Mobile device. Enabled Software (for example, a communications application) uses the Adaptive Networking Component to reduce system power consumption while maintaining reliable network connections and best available user experience, compared to the power consumption, reliability and user experience when no Adaptive Networking Component(s) are available. The Adaptive Networking Component chooses between different communications transport mechanisms and communicates between connected devices to provide this service.

The invention discloses a cooperative caching method based on popularity prediction in a named data networking. When storing a content in the named data networking (NDN), the application of a strategy of caching at multiple parts along a path or a strategy of caching at important nodes causes high redundancy of node data and low utilization rate of a caching space in the networking. The method provided by the invention uses a 'partial cooperative caching mode', firstly, the content is subjected to future popularity prediction, then, the caching space of an optimal proportion is segmented from each node to be used as a local caching space for storing the content of high popularity. The rest part of each node stores the content of relatively low popularity through a neighborhood cooperation mode. An optimal space division proportion is calculated through considering hop count of an interest packet in node kit and server side request hit in the networking. Compared with the conventional caching strategy, the method provided by the invention increases the utilization rate of the caching space in the networking, reduces caching redundancy in the networking, improves a caching hit rate of the nodes in the networking, and promotes performance of the whole networking.

A method for enhancing the experience of a plurality of users who view the same resource using the Internet or an IPTV system. The method includes initially installing software by a portion of said plurality of users from a proprietary Web site. The method also includes creating, as a result of the initial installing step, a resource networking group and providing means thereby for the group members to communicate with each other as a community.

A method of encoding a digital bus message information, in particular a wake-up bus message information or configuring data, on a bus system, the method comprising: encoding a predetermined part of digital bus message information bits by means of sub-patterns in a stream of line symbols on at least one bus line, wherein sub-patterns consist of successive dominant and recessive phases, comprised of recessive and dominant line symbols, wherein a recessive phase is comprised of at least two recessive line symbols in order to establish a ratio of successive dominant and recessive phases that corresponds to a value of the predetermined part. A respective digital bus message, particularly for use on a bus system, is to be encoded in accordance with the method.

Further, a bus node for a system bus having a plurality of stations that are coupled together by means of an arrangement of bus lines, comprises decoding circuitry configured for an analysis of sub-patterns in a stream of data on at least one bus line, and analysing circuitry configured to detect encoded digital bus message information, in particular a wake-up bus message information or configuring data, transmitted in a stream of line symbols on the bus system, wherein the digital bus message information is encoded in accordance with the method.

The invention relates to a real-time streaming data distribution method in NDN, belongs to the technical field of network communication, and solves the problems that real-time streaming data distribution is not high in efficiency and interaction between a user and a streaming data source lacks. A real-time streaming data distribution mechanism and an interaction mechanism between the user and a streaming data source server are included; the real-time streaming data distribution mechanism includes a real-time streaming data distribution link establishing process and a real-time streaming data distribution link disconnecting process; and the streaming data source server distributes a specific data packet along a real-time streaming data distribution link to realize the interaction mechanism between the user and the streaming data source server, all routing nodes which receive the specific data packet construct a reverse PIT item to establish a reverse communication link from the user to the streaming data source server, and the user sends a user data package generated by the user along the established reverse communication link. Thus, the real-time streaming data can be distributed in high efficiency, and interaction between the user and the streaming data source is enhanced.

The invention discloses an electric ubiquitous-type optical-access networking system comprising a business plane, a control plane and a data forwarding plane. The service plane communicates with the control plane through a north-direction API. The control plane communicates with the data forwarding plane by supporting a management control interface of the OpenFlow protocol. The control plane includes a network controller (NOX) for controlling the data forwarding plane by controlling a flow table. The data forwarding plane comprises an optical splitter connected to remote units; and the optical splitter is connected to a corresponding central office through an all-optical switching node for shielding differences of different remote units. Visibly, the ubiquitous access architecture in this embodiment is compatible with multiple service access technology modes and avoids the construction of a network separately, thus reducing the construction cost and energy consumption of the network, realizing energy saving and emission reduction, and providing ubiquitous and flexibly-controllable optical access network services.

A power line broadband carrier communication module networking test system of a built-in programmable attenuator comprises a power module, a broadband power-line carrier route module, a processing unit and networking units; the processing unit is connected with the broadband power-line carrier route module, the broadband power-line carrier route module is connected with one networking unit through a shielding radio frequency line, the rest networking units are in cascade connection with other networking units for networking through other shielding radio frequency lines, and the power module is connected with the networking units; the networking units are provided with multiple carrier modules, each carrier module is connected with a single chip microcomputer, and programmable attenuators which can conduct controlling through the carrier communication method of the programmable attenuators are arranged in the networking units, so that the replacement of the carrier module can be convenient, the system setting is not affected, the sizes of attenuation values and carrier signal route directions of communication nodes can be controlled, computer adaptive networking is achieved, client programs such as an ammeter or street lamp control or smart home can be written in the single chip microcomputer, and network tests used for various applications are achieved.

The embodiment of the invention provides a method and system for configuring a distribution policy in a named data networking, the method comprising: obtaining a first data packet, wherein the first data packet includes first content and the first name of the first content; according to the first name, determining a first naming analysis method corresponding to the first name from at least two preset naming analysis methods; according to the first naming analysis method, analyzing the first name to get a naming analytical result; matching the first name to a resource according to the naming analytical result and obtaining a resource matching result, wherein the resource is used to support the distribution of a second data packet, the second data packet comprising: a first data packet and/or data requested by the first data packet; distributing the second data packet in the named data networking according to the resource matching result. The method and system realizes the configurable distribution policy in the named data networking, avoid the repeated construction of the network environment, and save the network resources.

An apparatus and method for operating an avionics data network includes a network switch core configured for a time-sensitive networking (TSN) schema, a set of TSN networking end nodes communicatively connected with the network switch core, a set of ARINC 664 part 7 (A664p7) networking end nodes communicatively connected with the network switch core, and an A664p7 legacy module connected with, or incorporated into, the network switch core and configured to receive a set of A664p7 networking data from the set of A664p7 networking end nodes.

Integration of packet/cell networking of a wired/wireless network with ATM is achieved by application of a distributed architecture including an ATM network adapted to provide such integration. Network and protocol conversion between the wired/wireless network and the ATM network is performed by a gateway (GAGW) having capabilities to perform this function. A mobility server platform (MSP) handles routing between the gateways to other networks and the micro-mobility functions of the wireless base stations directly connected to the ATM network. A Inter-working function (IWF) element connects base stations (BS) or mobile switching centers (MSC) to ATM switch/routers and in the process provides various protocol conversions necessary to integrate various services into the ATM backbone. The integration of these networks is seamless with little apparent affect on the end point users of the ATM network on the overall system.

The invention discloses a networking method in RTK measurement. According to the method, a base station is used as a center node, an observation station is used as a child node, a neighbor node of the center node is used as a first layer child node, a neighbor node of the first layer child node is used as a second layer child node, and the like; the child nodes of the layer with the small sequence number are relay nodes from the child nodes of the layer with the large sequence number to the center node; when networking is needed, a networking order and networking parameters are sent to the center node, and after receiving the networking order, the center node carries out active networking or passive networking according to the received networking parameters. According to the method, the observation station is used as a relay in the communication process, so that the theoretical measurement range is widened infinitely, then the emission power consumption of the base station is reduced, and the equipment cost is reduced.

The invention provides a management method and device for vehicle-mounted CAN partial networking. The method comprises the steps that a first network management message is generated; an active sleep indicating bit in the first network management message and a node sleep indicating bit corresponding to a sleepy node are set; the first network management message which carries a target address and is processed by setting is sent in a broadcasting mode; a second network management message which carries a sleepy node address and is returned according to the first network management message is received; whether parameter bits, corresponding to the active sleep indicating bit and the node sleep indicating bit, in the second network management message are set or not is detected; if it is detected that the parameter bits are set, the first network management message is not sent any more in a broadcasting mode, and the sleepy node is made to enter the sleep mode after a preset time period. By means of the scheme, the problem that as the network node offline reason (whether the network nodes are passively offline due to faults or are actively offline for energy conservation) can not be recognized, misinformation of a node loss fault is caused is effectively prevented, and normal and orderly communication of the CAN partial networking is ensured.

The invention discloses a transportation information publishing and retrieving method based on named data networking (NDN). The method comprises the following specific steps: recommending a data naming mechanism: names are partitioned into five basic layers; publishing transportation information: a source vehicle node forwards a generated data packet to the periphery, and vehicle nodes receiving the data packet cache the data packet and continually forward the data packet outwards in a broadcasting way; and retrieving the transportation information: a requester vehicle node transmits an interest packet outwards, and returns the data packet according to a naming prefix matching rule of the NDN. According to the transportation information publishing and retrieving method based on an NDN mechanism without any central server in a VANET (Vehicular Ad-hoc Network), vehicles in a whole network are self-organized, and each vehicle node plays the roles of a producer, a consumer and a forwarder, so that the vehicles can forward and cache information through the NDN mechanism, and vehicle drivers can rapidly and efficiently inquire relevant transportation information of a certain geographical position through other vehicles without the assistance of the central server used in a conventional mode.

The invention discloses a Top-k query method and system based on named data networking (NDN). According to the method, sending and routing forwarding of an interest packet are queried on a data consuming node in the named data networking, localized data Top-k query processing is carried out on a data production node in the named data networking, sorting combined with aggregation processing is carried out on each data item in returned data packets, which are from different data sources but are related to the same interest, on routing nodes in the named data networking, a complete Top-k query result is returned to a previous hop, and finally, level-by-level backtracking is carried out until the data consuming node issuing the query interest packet is reached, and thus an entire Top-k query process is completed. According to the method, large-scale data can be processed in a routing process, and query efficiency, scalability and performance are also improved.

A pattern detector for a bus node for a system bus having a plurality of stations that are coupled together by means of an arrangement of bus lines, the bus node comprising: decoding circuitry configured for an analysis of sub-patterns in a stream of data on at least one bus line, and analysing circuitry configured to determine a series of digital relative length information of said sub-patterns, wherein said relative length information is generated by comparison of an actual sub-pattern with a preceding sub-pattern in the stream of data on said at least one bus line. A corresponding method of encoding digital bus message information on a bus system in which the digital bus message comprises at least one part that is by means of sub-patterns to be transmitted in a stream of data on at least one bus line, wherein the method comprises: encoding a series of digital relative information by means of the sub-patterns in the stream of data, wherein said relative information is generated by adapting each sub-pattern carrying one bit of the bus message information with respect to an preceding sub-pattern. A corresponding digital bus messages may be encoded in accordance with the method, which bus messages are of particular use in a bus system, in which communication takes place on arbitrarily manner.

An embodiment of the invention discloses an IPTV networking system so as to solve the problem of how to realize easy-to-configure IPTV networking under the condition of no need of re-construction and wiring. The IPTV networking system comprises forwarding equipment, access point equipment and a set top box. The forwarding equipment comprises at least one WAN port and at least two LAN ports. The two LAN ports are a first LAN port and a second LAN port respectively; the WAN port is connected with a network data source; the first LAN port is connected with an IPTV data source; the second LAN port is connected with the signal access port of the access point equipment; the access point equipment comprises a signal access port and at least one IPTV port; the IPTV port is connected with the set top box; a third LAN port is used for providing network access for an internet terminal; and the IPTV networking system comprises an uplink processing process and a downlink processing process during working. The embodiment of the invention also provides the IPTV networking system, the forwarding equipment and the access point equipment.

The invention discloses a space networking system based on a satellite group. The space networking system based on the satellite group comprises a first inter-satellite communication module and a computer module which are connected with each other, a second inter-satellite communication module and a computer module which are connected with each other, a third inter-satellite communication module and a computer module which are connected with each other, a fourth inter-satellite communication module and a computer module which are connected with each other, and a fifth inter-satellite communication module and a computer module which are connected with each other, wherein the first inter-satellite communication module and the computer module, the second inter-satellite communication module and the computer module, the third inter-satellite communication module and the computer module, the fourth inter-satellite communication module and the computer module as well as the fifth inter-satellite communication module and the computer module comprise narrowband modules, broadband modules and computer modules, the narrowband modules and the broadband modules form the inter-satellite communication modules, and the narrowband modules and the broadband modules are connected with the computer modules. According to the invention, coordinated flight management, data sharing management and formation flight management of the entire satellite group can be achieved.

An embodiment of the invention discloses an IPTV networking system. The system is used to realize IPTV networking which is easy to configure under the condition that construction and wiring do not need to be performed again. The IPTV networking system comprises first forwarding equipment, second forwarding equipment, access point equipment and a set top box. The first forwarding equipment comprises at least one WAN port, a first LAN port and a second LAN port. The WAN port is connected to a network data source. The first LAN port is connected to an IPTV data source. The second LAN port is connected to a first interface of the second forwarding equipment. The second forwarding equipment at least comprises the first interface and a second interface. The access point equipment comprises a signal access port and at least one IPTV port. The signal access port is connected to the second interface. The IPTV port is connected to the set top box. A third LAN port is used for providing network access for a networking terminal. The IPTV networking system comprises an uplink processing process and a downlink processing process during working. In the embodiment of the invention, the IPTV networking system, the first forwarding equipment and the access point equipment are also provided.

A communications network comprises a plurality of nodes including at least one earth station and at least one spacecraft. The spacecraft node is an active node of the network. A method for dynamically configuring a spacecraft to function as a node of a communications network in accordance with the defacto active network reference and with an Open Systems Interconnect (OSI) reference model comprises the step of transmitting an object from an earth station to the spacecraft. The object comprises at least one method for configuring the spacecraft to include a node operating system (nodeOS) and at least one execution environment (EE).

The invention relates to a method for interconnecting cluster networking, which includes the following steps: A. a cluster subnet consists of a cluster wireless node, a dispatch unit, a cluster location register and cluster interconnection nodes; B. a plurality of cluster subnets are interconnected through the cluster interconnection nodes. In addition, the invention also provides a system for interconnecting the cluster networking, which comprises a plurality of cluster subnets which are interconnected. The cluster subnet comprises a cluster wireless node, a dispatch unit, a cluster location register and cluster interconnection nodes; the plurality of cluster subnets are interconnected through the cluster interconnection nodes. The invention can meet the requirements on interconnection between the cluster subnets in a totally distributed cluster network, simplify network interface mode and accelerate establishing speed of a call.

A method, network side device and user equipment for mobile measurement in a multi-carrier network. The network side device configures the User Equipment (UE) for an intra-frequency measurement of a primary carrier and for an intra-frequency measurement of a secondary carrier, so that the UE acquires a monitoring set corresponding to the primary carrier on the basis of the intra-frequency measurement configuration of the primary carrier, acquires a monitoring set corresponding to the secondary carrier on the basis of the intra-frequency measurement configuration of the secondary carrier, initiates the intra-frequency measurement of the primary carrier of a cell set containing the monitoring set corresponding to the primary carrier and a preset active set corresponding to the primary carrier, generates an intra-frequency measurement event of the primary carrier, initiates the intra-frequency measurement of the secondary carrier of a cell set containing the monitoring set corresponding to the secondary carrier, and generates an intra-frequency measurement event of the secondary carrier; and the network side device acquires the intra-frequency measurement events of the primary carrier and the secondary carrier reported by the UE on the primary carrier. With the method and device provided in the present invention, network complexity can be reduced.