17 results about "Tree network" patented technology

The invention relates to the technical field of satellite-ground laser communication, and discloses a banyan-shaped network communication method and system based on multi-beam multipath transmission and space diversity synthesis aperture reception. The method comprises the following steps: dividing a light beam into a plurality of beams at a satellite-based terminal through beam forming to point to a plurality of ground stations; multiple ground stations receive data in parallel and then gather the data to a data center for time-space synchronization; and the data center adopts a multi-branch neural network to intelligently fuse the synchronized data so as to reconstruct a signal. According to the invention, by constructing the satellite-to-ground collaborative architecture, signal interruption and data loss caused by atmospheric turbulence are effectively suppressed, the limitation of high-error-code communication is broken through, and remote, high-speed and high-reliability satellite-to-ground communication is realized.

An apparatus comprises: an input port configured to receive an optical wave; a plurality of optical amplification modules (OAMs), each configured to apply a gain to an optical wave; a plurality of optical power splitting modules (OPSMs), each configured to provide portions of an optical wave to two or more outputs according to an optical power splitting ratio; and a plurality of optical ports, each configured to provide an optical wave; wherein the plurality of OPSMs is interconnected in a tree network that comprises: a root stage comprising a path segment between the input port and a first OPSM, a final stage comprising a plurality of path segments between OPSMs and optical ports, and a plurality of inner stages, each comprising a plurality of path segments between an upstream and a downstream OPSM; and wherein at least two inner stages each include an OAM on one or more path segments.

The application discloses a power distribution line single-phase tree contact grounding fault risk assessment method and system, and the method comprises the following steps: a fractal tree network model is used to simplify and simulate the real shape of a tree to build a tree model; the initial moisture content of the tree model is obtained, and the temperature and transition resistance of the tree model are continuously monitored; a single-phase tree contact fault model is built, a conductor phase voltage is obtained, the current heat production, heat dissipation and heat absorption of the tree are continuously calculated, the water evaporation quality is calculated and obtained, and the moisture content of the tree is updated using the water evaporation quality; the binary relationship between the conductivity, moisture content and temperature of the tree model is fitted and obtained; the binary relationship is applied to the iterative calculation of the fault model to obtain the highest temperature of the tree in the whole process; and the risk level of the tree is assessed according to the highest temperature by taking a set temperature threshold value. The application can accurately realize the fire risk assessment of the size of the tree, and is helpful to the safe operation of the power grid and the protection of the ecological environment.

A network on chip for high performance computing includes a first fat-tree network topology that connects each of a number of initiator nodes to one of a number of initiator core switches through one or more levels of initiator edge switches. A second fat-tree network topology connects each of the target nodes to one of a number of target core switches through one or more levels of target edge switches, and the first fat-tree network topology is joined to the second fat-tree network topology through connections between the initiator core switches and the target core switches.

A system for supporting activities in a shipyard during construction of a ship has at least one local electronic computer installed in a watchtower of the ship and operatively connected to at least one central electronic computer remote from the ship, a first plurality of electronic apparatuses operatively connected by respective wired connection backbone cables to form one or more tree network topologies, each electronic apparatus representative of a root node of a respective tree network topology being operatively connected to the at least one local electronic computer, and a plurality of sensors adapted to detect information representative of the shipyard and operatively connected by respective wired connection cables to form one or more network topologies from one or more electronic apparatuses. Each electronic apparatus is configured to manage network connectivity and safety of the shipyard based on the information representative of the shipyard detected by the plurality of sensors.

The invention relates to the field of organization and scheduling of computing resources, in particular to a computing resource scheduling allocation method based on self-organization. The method comprises the following steps that a resource tree network model based on self-organization is constructed, computing resources in the resource tree network model are spontaneously added into a resource set according to the processing capacity and availability of the computing resources, management nodes are generated through a distributed election algorithm, and a system updates a scheduling allocation strategy in real time according to dynamic changes of the computing resources. According to the self-organization-based computing resource scheduling and allocation method provided by the invention, the self-organization-based resource tree network model is constructed, the management nodes and the index nodes are utilized to efficiently schedule and allocate the computing resources, and meanwhile, each computing resource is dynamically maintained in real time; and fault-tolerant processing is carried out on abnormal situations possibly occurring in the resource scheduling and allocation process, so that efficient positioning, scheduling and allocation and collaborative sharing of the computing resources are realized.

The invention provides a multi-gateway collaborative mechanical data monitoring Internet of Things system and method for a sensor and a medium, and belongs to the technical field of data monitoring. The method comprises the following steps: collecting mechanical data through leaf nodes of a tree network, and converting the mechanical data into frequency signals; converging the frequency signals through routing nodes of the tree network, and segmenting a data packet containing the frequency signals into a plurality of data fragments with preset lengths; sending the data fragments to the sensing network platform through the sensing control platform; frequency signals are analyzed from the received data fragments, the frequency signals are converted into mechanical data, and the mechanical data are sent to the management platform; performing data recombination and integrity verification on the received mechanical data; and sending the complete mechanical data to a computer terminal, and controlling the computer terminal to render and generate an axial force and / or torque trend chart. According to the invention, accurate recombination and integrity verification of data after parallel transmission of multiple gateways can be realized, so that the reliability requirement of engineering safety monitoring is met.

The invention belongs to the technical field of wireless transmission, and discloses a large-bandwidth wireless transmission system and method for a visual inspection image of a main insulating layer of a cable. The system comprises a starting terminal module, an intermediate terminal module and a target terminal module which are connected through a tree network, and is provided with a transmission path generation module and an encryption module. The method comprises the following steps: generating a temporary transmission path, splitting image data, disrupting a sequence, encrypting a path generation rule, transmitting data through a plurality of paths, and finally recombining at a receiving end. According to the method, through dynamic path and transmission behavior encryption, path prediction and data packet capture of malicious programs are prevented, the problem that a traditional fixed topology network is poor in safety is solved, and meanwhile the requirement for real-time and high-bandwidth transmission of large-data-volume images in industrial detection is met through a parallel transmission mechanism.

A hierarchical latch-tree memory architecture distributes and stores data values for massively parallel computing arrays without conventional SRAM or cache memory. Transparent latch circuits arranged as sequential tree levels propagate data on phase-shifted clock signals, providing local retention and eliminating read-write contention. Separate forward and reverse latch-tree networks broadcast activation data and collect output sums from processing elements. The latch hierarchy maintains balanced timing and extremely low energy per bit, supporting rack-scale computing throughput on the order of one zettaFLOPS (FP4 sparse AI inference) within practical power limits.

The invention relates to a via hole pitch parameter calculation method, computer equipment, a medium and a product. The calculation method comprises the following steps of: obtaining netlist structure information in the design of the super-large-scale integrated circuit, and filtering disconnected parts of a line net and parts where no current passes actually; starting from an input pin of each line network, searching for interconnection lines and via holes in contact with the line network, marking an initial node, recording the position of a contact point, and recursively searching for the associated interconnection lines or via holes until returning to an output pin of the line network; according to the central point positions of the interconnection lines and the via holes and the metal layer where the interconnection lines are located, the relative connection relation between the interconnection lines and the via holes is determined, and a tree-shaped network structure is constructed; constructing a virtual interconnection line; and performing bidirectional traversal on any intermediate node of the tree network structure, traversing all nodes in the path upwards and downwards along the tree network structure, and calculating the sum of the distances among all via hole nodes in the traversal path to obtain the via hole pitch.

The invention discloses a dynamic networking system based on a hierarchical network structure and a topology management method thereof. The system comprises a primary network construction module and a secondary network construction module, the primary network construction module is used for constructing a primary mesh network as a collaborative network for the selected data center node by adopting a decentralized mesh network topological structure, so that metadata of the data center node can be spread in the collaborative network, and a user can check the health state and metadata information of the node; the secondary network construction module is used for constructing a tree network by taking each data center node as a root node and realizing hierarchical management on nodes for executing collaborative tasks in the data center nodes, and a father node in the tree network has metadata of all child nodes of the father node; the data center node and the node executing the cooperative task are communicated through a bidirectional SSL protocol, and node identity credible authentication and metadata synchronization are achieved. According to the invention, dynamic credible verification of node identities can be realized.

PCI Express (PCIE) is an IO interconnect standard that is developed and implemented as a tree network within Computers and servers for connecting to peripheral devices. Currently PCIE has achieved stability such that PCIE can be used as a basis for other applications. A PCIE based scheme inter-connecting multiple PCIE enabled processing systems as a cluster with at least one PCIE root complex controlling at least a PCIE bus, enabling the scalability of PCIE architecture to be applied for data transport between the connected system. The interconnection uses an outbound port enabled for system interconnection on the PCIE bus of each PCIE enabled computer connecting to one inbound port on an independently programmable network switch having a plurality of inbound ports. The interconnection is using PCIE protocol for data transfer within the cluster to interconnect processors, memory controllers, storage and other network components in Data centers.

An apparatus comprises: an input port configured to receive an optical wave; a plurality of optical amplification modules (OAMs), each configured to apply a gain to an optical wave; a plurality of optical power splitting modules (OPSMs), each configured to provide portions of an optical wave to two or more outputs according to an optical power splitting ratio; and a plurality of optical ports, each configured to provide an optical wave; wherein the plurality of OPSMs is interconnected in a tree network that comprises: a root stage comprising a path segment between the input port and a first OPSM, a final stage comprising a plurality of path segments between OPSMs and optical ports, and a plurality of inner stages, each comprising a plurality of path segments between an upstream and a downstream OPSM; and wherein at least two inner stages each include an OAM on one or more path segments.

According to the LoRa tree network mine positioning system provided by the invention, the characteristic of long-distance communication of LoRa is used, and relay equipment can be deployed as few as possible under the condition that the communication quality is ensured. And the probability of collision is reduced by reducing the forwarding times. And the power consumption of the LoRa is relatively low, so that the cruising ability of the terminal can The terminal data is not sent immediately after being received, the delay reporting time is calculated through the routing depth of the relay, and the higher the depth is, the earlier the reporting is, so that one piece of terminal data is finally combined into one piece of data to be reported to a server, the problem of air collision packet loss of simultaneous reporting can be effectively avoided, and the system performance is improved. An artificial intelligence algorithm is added in distance, a model can be obtained through training data, and accurate positioning can be performed under the condition that the terrain is relatively complex. And more accurate positioning can be realized through a multi-training data mode.

The application discloses a complex network full-path search method based on community division, which performs recursive community division on an original complex network based on a modularity maximization principle, forms a multi-level tree network structure, and performs path search on the tree network structure; the search result and the network hierarchy structure are stored in a hybrid data structure composed of a graph and a linked list; by traversing the hybrid data structure, the path result stored on the tree network structure is spliced from bottom to top according to the corresponding community hierarchy relationship, and finally the full-path set on the original network is restored. The application solves the problems of large calculation redundancy, high memory consumption and difficulty in guaranteeing the completeness of the result in the prior art when processing large-scale networks.

Disclosed herein is a messaging system in a real-time system adapted for communicating with a plurality of quantum devices, e.g. of quantum computing system, and methods of configuring a messaging system and transmitting a message using a messaging system. The messaging system comprises a communication tree network having a plurality of nodes including a messaging unit as a root node and a plurality of real-time units as respective leaf nodes communicatively couplable to a respective proper subset of the plurality of quantum devices. One or more of the nodes is a parent node configured to transmit the message to each child node in a corresponding cluster comprising a different two or more child nodes of the plurality of nodes. The parent nodes are configured to stagger transmission of the message to their child nodes according to respective communication latencies between the parent node and descendants of the parent node.

The invention relates to a risk assessment model construction method of a power system and a risk assessment method of the power system. The method comprises the following steps: acquiring historical abnormal event data of the power system and network topology information of the power system; the historical abnormal event data comprises abnormal event data corresponding to different abnormal events occurring in a historical period of time of the power system; determining scene element association systems corresponding to different abnormal events according to the historical abnormal event data and the network topology information; the scene element association system is used for describing an association relationship among scene elements, and each scene element comprises an event type, a disaster-pregnant environment, safety protection, a disaster-bearing body, a disaster-inducing factor and an emergency measure; according to the scene element association systems corresponding to different abnormal events, constructing a fault tree network of the power system; and constructing a risk assessment model of the power system according to the fault tree network and the historical abnormal event data. By adopting the method, the risk existing in the power system can be accurately evaluated and early warned.