Abstract: A method in which a high-quality packet telephony terminal apparatus performing low-latency and lossless packet communication with a counterpart packet telephony terminal apparatus operates in an integrated network structure in which a time sensitive network (TSN) and a packet communication network are combined may be disclosed. The packet telephony terminal apparatus may perform packet telephony call processing, perform a TSN stream reservation procedure when the counterpart packet telephony terminal apparatus is capable of performing a TSN function for lossless packet communication, adjust a size of a dejitter buffer when the TSN stream reservation procedure is successful, and perform low-latency packet telephony communication through the minimized size of the dejitter buffer.

Abstract: Proposed is a network function of the integrated communication system which performs connection between NFs through receiving a request of a service and information about a service agent to provide the service from a business logic of the network function, and receiving a connection object for connecting to the service agent and connecting to a service agent in another network function by using the connection object.

Abstract: An autonomous quality of service provisioning apparatus and method are disclosed. The apparatus includes a parameter extraction unit receiving a packet transmitted from a transmitting terminal and extracting QoS parameters by analyzing the received packet; and a quality of service reservation unit configured to be associated with a controller that manages and controls resources of the network to request the controller to reserve resources corresponding to the extracted QoS parameters.

Abstract: Disclosed herein a source routing apparatus and method in ICN. The method includes: receiving an interest packet; extracting a current entry value when the received interest packet includes a forwarding hint; using the extracted current entry value as an index of a path list; extracting a name of the interest packet; reducing the current entry value when the interest packet is transmitted to a network area of the path list; performing a FIB lookup with the extracted name; determining an output port using the FIB lookup; and transmitting the interest packet to the output port.

Abstract: According to an embodiment of the present disclosure, there is provided a method for providing a virtual private network service in ICN name-based networking. The method comprising: receiving an interest packet; checking whether or not the interest packet includes a forwarding hint; checking, when the interest packet includes the forwarding hint, whether or not the forwarding hint includes a specific keyword; generating, when the forwarding hint includes the specific keyword, a VRF ID by extracting a VRF name from a name of the interest packet; selecting an FIB by using the generated VRF ID; executing a lookup for the FIB by using an interest name extracted from the interest packet; determining an output port by using the lookup; and transmitting the interest packet to the output port.

Abstract: This present invention relates to a system for processing distributed intelligent information, and discloses a method that when there are no actions beyond the threshold value among the analyzed actions, a virtual global workspace (GW) is formed, the global workspace including one or more thinking devices, and the thinking device operates as a first type device or a second type device, in which an action alternative is requested for the global workspace in the case of operating as the first type device, and an action solution is proposed for the global workspace in the case of operating as the second type device.

Abstract: Disclosed is a blockchain system. A blockchain system according to an embodiment of the present disclosure includes: at least one confirmation node; at least one management node configuring a confirmation group by including the at least one confirmation node, and configuring a confirmation block by combining transactions generated in the confirmation group; and an operator node controlling the at least one management node, wherein the at least one management node configures blockchain by combining respective confirmation blocks, wherein the management node configures the blockchain by resetting a parent block on the basis of an generation order of the confirmation blocks and distributes the blockchain.

Abstract: A method in which a high-quality packet telephony terminal apparatus performing low-latency and lossless packet communication with a counterpart packet telephony terminal apparatus operates in an integrated network structure in which a time sensitive network (TSN) and a packet communication network are combined may be disclosed. The packet telephony terminal apparatus may perform packet telephony call processing, perform a TSN stream reservation procedure when the counterpart packet telephony terminal apparatus is capable of performing a TSN function for lossless packet communication, adjust a size of a dejitter buffer when the TSN stream reservation procedure is successful, and perform low-latency packet telephony communication through the minimized size of the dejitter buffer.

Abstract: The present invention relates to a method for announce-pull data broadcasting in a blockchain based on information-centric networking (ICN). The present invention includes, transmitting announcement messages to notify having any data in the format of an ICN Interest packet, by a blockchain node, to the blockchain node's peers; receiving, by the blockchain node, data request messages, which request the data, from the blockchain node's peers, wherein data request messages for the same ICN Data packet receiving from multiple blockchain nodes can be aggregated at a middle ICN node; and transmitting, by the blockchain node, the ICN Data packet corresponding to the data request message to the blockchain node's peers, wherein the ICN Data packets can cached at the middle ICN node.

Abstract: A network infrastructure system implements data sharing and processing by using a network infrastructure to which an application terminal or application server constituting an application domain is connected in a shared manner, includes a plurality of network infrastructure nodes storing, processing, sharing data, wherein each of the plurality of network infrastructure nodes includes a data processing module including a data transfer function, a data distribution function, a data processing function, and a data sharing function which are provided to at least one of the application terminal and the application server.

Abstract: The present invention relates to a system and method of delivering network data and, more particularly, to a scalable event delivery system and method supporting flexibility. The scalable event delivery system supporting flexibility includes, among a common core module, a convenience core module, a scale core module, and an extension function module, each being a function module considering a property of each of event processing functions, an event delivery system module configured by combining two or more modules including at least the common core module on the basis of a specific event processing environment; and a processor performing the specific event processing by using the event delivery system module. The scalable event delivery system supporting flexibility further includes a network adaptation module and a protocol adaptation module.

Abstract: This present invention relates to a system for processing distributed intelligent information, and discloses a method that when there are no actions beyond the threshold value among the analyzed actions, a virtual global workspace (GW) is formed, the global workspace including one or more thinking devices, and the thinking device operates as a first type device or a second type device, in which an action alternative is requested for the global workspace in the case of operating as the first type device, and an action solution is proposed for the global workspace in the case of operating as the second type device.

Abstract: Disclosed is a blockchain system. A blockchain system according to an embodiment of the present disclosure includes: at least one confirmation node; at least one management node configuring a confirmation group by including the at least one confirmation node, and configuring a confirmation block by combining transactions generated in the confirmation group; and an operator node controlling the at least one management node, wherein the at least one management node configures blockchain by combining respective confirmation blocks, wherein the management node configures the blockchain by resetting a parent block on the basis of an generation order of the confirmation blocks and distributes the blockchain.

Abstract: A scheduling method for switching including receiving an allocation request for a time slot from input nodes to which the time slot is not allocated, receiving property information of at least one of virtual output queues (VOQs) in which data received by the input nodes is stored, determining a transmission priority of the VOQs for transmission of the data stored in the VOQs based on the received property information of the VOQs, determining input nodes to which the time slot is to be allocated using outputter arbiters for output nodes corresponding to the VOQs, allocating the time slot to the determined input nodes, and updating elements used to allocate the time slot with respect to input nodes for which the allocating of the time slot is completed and output nodes for which the allocating of the time slot is completed.

Abstract: A method for a node, which is positioned in a network including at least one shard based on regionally divided domains, to process a blockchain transaction in a distributed manner may comprises generating a dynamic committee including a plurality of nodes included in an identical shard; verifying a transaction through the generated committee and generating a transaction block; and storing the generated transaction block in a local ledger to which the node belongs. The at least one shard may include at least one local shard including nodes regionally positioned within a certain range and a global shard including a plurality of nodes belonging to different local shards.

Abstract: Provided are a method of generating a block chain and an apparatus and method for generating a block. The method of generating a block performed by a node in a block chain network includes receiving a first block from a first node, connecting the received first block to a block chain, determining whether the current node is qualified to generate a second block, which has the first block connected to the block chain as a parent block, generating a second block when the current node is qualified to generate a second block, and transmitting the generated second block to nodes other than the current node. Therefore, it is possible to prevent the waste of energy caused by all nodes performing proof of work for block generation.

Abstract: The present invention relates generally to a network system. Particularly, the present invention relates to a networking method of performing functional data processing in a data-centric network system in which both a pull mode and a push mode are supported. In a data networking method in a data-centric network system of the present invention, a message containing context meta information is received, the received context meta information is analyzed, and from the result from the analysis, filtering for each function element used in a context filtering table (CFT) is performed. Also, function processing specified for a content including the filtered function element is performed.

Abstract: A network infrastructure system implements data sharing and processing by using a network infrastructure to which an application terminal or application server constituting an application domain is connected in a shared manner, includes a plurality of network infrastructure nodes storing, processing, sharing data, wherein each of the plurality of network infrastructure nodes includes a data processing module including a data transfer function, a data distribution function, a data processing function, and a data sharing function which are provided to at least one of the application terminal and the application server.

Abstract: A radio-over-fiber (RoF) transmission system includes at least one baseband unit (BBU) connected to a core network of a service provider that provides a mobile Internet service, an optical line terminal (OLT) configured to convert a radio signal received from the at least one BBU into an optical signal, an optical distribution network (ODN) comprising an optical fiber and an optical splitter, at least one optical network unit (ONU) configured to receive the optical signal from the OLT via the ODN and convert the optical signal into a radio signal, and at least one remote radio head (RRH) configured to receive the radio signal from the at least one ONU and output the radio signal via a plurality of antennas.

Abstract: An optical switching control method and apparatus. The method includes generating an optical switching path corresponding to a destination node of service traffic flowing from an external service network, generating an optical frame corresponding to the generated optical switching path, transmitting, to a control server, a request message for requesting an allocation of a time slot to transmit the generated optical frame, generating an optical signal having a predetermined wavelength to transmit the optical frame in response to an admission message being received as a result of admission with respect to the request message, and transferring the optical frame to the destination node based on the optical switching path using the generated optical signal.