23 results about "Network discovery" patented technology

The invention relates to a network discovery method, a first device, a second device, a chip, a computer readable storage medium, a computer program product, a computer program and a communication system. The network discovery method comprises the following steps: a first device sends a discovery request on a first channel; wherein the discovery request is used for indicating or requesting a second device on the first channel to send discovery request reply information, and the discovery request reply information comprises network deployment information. According to the embodiment of the invention, energy consumed by network discovery can be saved.

This invention provides a power line carrier intelligent distribution network method, device, and handheld terminal. The distribution network method includes the following processes: S1, network discovery to obtain a list of all node IDs; S2, synchronous broadcast phase, the master control node polls and broadcasts; S3, node execution process: when acting as a broadcast source, it sends a probe signal; when acting as a listener, it records the signal quality to a local list; S4, distributed voting, where each node autonomously selects the node with the best signal as the cluster head; S5, cluster head reporting, where all nodes report the selected cluster head ID to the master control; S6, global decision, where the master control counts all reported cluster head IDs and announces the node with the most votes as the final gateway. This invention utilizes the existing power line network as a data transmission carrier, automatically senses the line environment, and adaptively forms a network. Simultaneously, through point-to-point NFC interaction between the handheld terminal and the device, it achieves zero-configuration, accurate, and reliable parameter writing and identity authentication.

Systems, methods, apparatus, and articles of manufacture to facilitate discovery and remote configuration of content for playback via a multimedia playback network are disclosed. An example method includes facilitating identification of multimedia content being played, the identification including at least one of a content identifier associated with the content and the content itself. An example method includes relaying at least one of the content identifier and the content to a playback system located remotely from a location of the multimedia content playback, at least one of the content identifier and the content remotely added for playback at the playback system.

The invention discloses a network access control method and system for a multi-band wireless local area network, and belongs to the technical field of wireless communication. The method comprises: on a first frequency band, an access point sends a probe response frame carrying a neighbor report element to a station device, the element comprising target beacon transmission time TBTT offset or target wake-up time TWT offset information of the access point on a second frequency band, and access permission information; and the site equipment calculates accurate scanning starting time based on the offset information, and executes a controlled access process according to the access permission information. According to the invention, by constructing a double-layer architecture of an auxiliary transfer layer and a target service layer and utilizing a cross-band accurate time sequence calibration and authority control mechanism, the problems of low discovery efficiency, high scanning power consumption, serious channel competition conflict, uneven load and the like of a 6GHz band network in the prior art are solved; and the access efficiency, the resource utilization rate and the user experience of the multi-band network are remarkably improved.

The application provides a causal network discovery system based on reinforcement learning, takes biomolecules as variables, obtains observation data of the biomolecules, and filters possible parent variables of the variables according to the data to obtain a sparse graph after initial neighborhood selection; uses a graph attention network to extract embedded features of each biomolecule from the observation data of the biomolecules and the sparse graph after the initial neighborhood selection; calculates a weight vector of all biomolecules according to the embedded features of each biomolecule, samples on the weight vector in a loop, and sequentially sorts the extracted variables from back to front; calculates a reward for the sorting according to a scoring function, updates parameters of each network under a reinforcement learning framework according to the reward, and guides generation of variable sorting with a higher reward according to the updated parameters; selects variables for the sorting with the highest reward to obtain a final biomolecular causal regulation network; and the application improves the explainability of a causal graph search process and thus improves the accuracy of causal structure discovery.

A network discovery method includes: a first device transmits a discovery request on a first channel. The discovery request is used for indicating or requesting a second device on the first channel to transmit discovery request response information, and the discovery request response information includes network deployment information.

The invention discloses an industrial control network management and fault alarm system, method and device and a medium. The system is composed of an application function layer and a data storage layer. And the application function layer comprises a topological graph module, an alarm management module, a report management module and a visual display module. The system can perform centralized management on various network devices, and masters the conditions of the network devices in real time. And when a network fault is detected, alarm information is sent to a user. According to a network topological graph, the system can locate the specific position of a network fault, generate a statistical report and a chart of operation state and fault analysis, and display the statistical report and the chart in a graphical mode to realize dynamic interaction. According to the system disclosed by the invention, by uniformly managing industrial-grade manageable equipment of various brands and models, the complexity of equipment management is reduced, and the operation and maintenance efficiency is improved. Meanwhile, based on an intelligent topology function, hybrid network discovery and topological graph generation of various devices are supported, so that the network structure is clear and visible, and management and maintenance are facilitated.

Example embodiments are directed towards systems and methods for triggering of device inventory discovery. The system may electronically listen to one or more event streaming data sources for identification information about new devices on the network. In response to receiving identification information about a new device on the network resulting from the listening, the system triggers a separate network discovery tool to electronically interrogate the new device over the network using the identification information to obtain additional information about the new device. Based on the triggering of the network discovery tool, the system receives the additional information from the network discovery tool about the new device on the network. Then, based on the additional information received from the network discovery tool about the new device on the network, the system may electronically reference an inventory of devices on the network or existing information regarding devices expected to be on the network to take further action.

A method and apparatus for discovering and displaying a graphical representation of a plurality of network devices connected to a communication network comprises a control network module coupled to the plurality of network devices. A first component of a control network module captures attribute data from the network devices. A second component of the control network module constructs a switch data table identifying a media access control address for each port of a communication network switch associated with each of the plurality of network devices. The second component uses the attribute data and the switch data table to construct a neighbor data table for the plurality of network devices connected to the communication network. A third component of the control network module uses the neighbor data table to construct a neighboring device table and build the graphical representation of the communication network on a display device.

A method and apparatus for discovering and displaying a graphical representation of a plurality of network devices connected to a communication network comprises a control network module coupled to the plurality of network devices. A first component of a control network module captures attribute data from the network devices. A second component of the control network module constructs a switch data table identifying a media access control address for each port of a communication network switch associated with each of the plurality of network devices. The second component uses the attribute data and the switch data table to construct a neighbor data table for the plurality of network devices connected to the communication network. A third component of the control network module uses the neighbor data table to construct a neighboring device table and build the graphical representation of the communication network on a display device.

Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for meta-stable material discovery. In one aspect, a method comprises: obtaining data defining macroscopic properties for an initial material; generating a set of precursor materials, comprising: generating a simulated sample of the initial material through computational simulation; and identifying precursor materials within the simulated sample based on microscopic properties of regions within the simulated sample; for each precursor material: generating a simulated sample of an optimized precursor material through a computational simulation altering the microscopic properties of the precursor material to optimize a macroscopic property of the precursor material; and determining one or more quantities characterizing the simulated sample of the optimized precursor material.

The invention provides an asynchronous network search method, system and device for a frequency hopping ad hoc network and a medium. The method comprises the following steps: determining a network scale M of the frequency hopping ad hoc network and a time error N between network nodes; determining a corresponding synchronous frequency point Ftod in combination with the original data key PK and a preset operation rule, and returning to the first N-1 minutes to obtain N synchronous frequency points; uniformly setting N + 1 synchronous time slots in each subframe through the time error N, and selecting a continuous time slot between two synchronous time slots as an asynchronous network detection time slot; and based on the asynchronous network detection time slot, sending and receiving of broadcast messages are carried out by using the synchronous frequency point, and asynchronous network discovery and time synchronization are completed. According to the method, through time error and synchronization frequency point design, efficient network discovery and time synchronization are realized, different scene requirements can be adapted, time delay fluctuation is reduced through a detection and backspacing mechanism, and network real-time performance and stability are improved.

The application discloses a method for automatically logging in multiple smart device user accounts under the same local area network, comprising a server, a router and at least two smart devices, wherein the smart devices are installed with a user account automatic login application program, which is used for acquiring the IP address, network interface device information, MAC address of the smart device and the MAC addresses of all network interfaces of the router; communicating with the instant messaging platform of the server and creating a chat room; initiating a login request to the user system, receiving the returned access token, sending the acquired access token to the chat room, and listening to the messages in the chat room by other smart devices, so that the smart devices in the same local area network environment are automatically logged in. The user can successfully log in the user account on any device, and other devices are automatically connected to the same user account through the network discovery mode, without manually inputting the account and password on each device.

A system and method for cloud migration including deploying a plurality of resources in a cloud computing environment, is presented. The method includes accessing a plurality of code objects located in a code repository; generating a declaration code for an Infrastructure as Code (IaC) platform based on code objects, wherein the code objects are integrated into the declaration code and located in a IaC configuration file; and initiating network discovery to detect a plurality of resources in a cloud computing environment wherein each resource is deployed in the cloud computing environment based on the code objects of the declaration code located in the IaC configuration file.

The application discloses a kind of multi-device charging pilot lamp synchronous control methods based on NTP time calibration, and unified time reference is provided for multiple devices by NTP network time calibration, and the problem of multi-device breathing lamp out of step is solved from the root, and global same frequency gradual change is realized;NTP time is granted in combination with local crystal oscillator drift compensation, and time cumulative error is effectively reduced, and synchronization accuracy and long-term operation stability are improved;Automatic execution network discovery and master-slave self-election are carried out after the power-on of equipment, manual configuration is not required, network deployment process is simplified, and system expansibility is improved;Breathing phase is smoothly corrected based on closed-loop control algorithm in slave device, light jump and flicker are avoided, and visual experience is optimized;At the same time, it has perfect abnormal adaptive mechanism, can automatically degrade operation in the scene of no network, NTP synchronization failure, master device offline, and supports state saving and power-on recovery, significantly improves system reliability and environmental adaptability.

Automating discovery server configuration as part of a discovery process includes determining one or more subnets selected from multiple subnets. Each of the one or more subnets selected is associated with a respective scheduled task. In response to determining the one or more subnets selected, one or more available discovery servers are identified from multiple discovery servers. The one or more discovery servers are configured based at least in part on the one or more subnets selected. In response to the automatic configuration, network discovery is initiated to perform the respective scheduled task.

The present disclosures introduce a novel method allowing confidential computing to be performed within a federated environment, or systems of nodes, where nodes may grant permissions to other nodes or users to process their data using approved software without data or code disclosure. The method comprises a mechanism that introduces a mediator node that acts as an impartial entity, providing network discovery and network-level policy enforcement.

A user equipment may receive a discovery signal broadcast by a non-terrestrial radio node. The user equipment may determine a coverage level based on the discovery signal, and may transmit the coverage level and other coverage level information to a terrestrial radio node in a discovery signal coverage level report. The ground node may receive coverage level information from other ground nodes. The ground node may transmit an expected coverage level to the user equipment in an expected coverage level report based on coverage level information corresponding to the non-ground node. The non-ground node may abort transmission of the discovery signal during the discovery signal deactivation period. The user equipment may communicate with the non-ground node during the deactivation period using the expected coverage level and other information received in the expected coverage level report.

A mobile device determines that the mobile device is in a wireless off mode, the wireless off mode comprising a mode wherein the mobile device does not automatically connect to a wireless access point (WAP) to which the mobile device has previously connected. The mobile device determines that the mobile device is in proximity to a first WAP to which the mobile device has previously connected. The mobile device connects to the first WAP. The mobile device discovers a first output device connected to the first WAP, and establishes with the first output device a peer-to-peer wireless connection.

A wireless power system can include devices that transmit and / or receive wireless power. Devices in the wireless power system can exchange packets to facilitate the communication of various types of data. The data can be transmitted using in-band communication. The devices can use locally assigned addresses to communicate with any other device in the wireless power system. During a network discovery process, a list of devices can be exchanged between the devices until each device has a complete list of all other devices in the network. The list of all other devices in the network can include respective addresses of each device based on a topology of the network. The locally assigned address can identify an inductive coupling path from a first device to a second device, including at least one intervening device, even if the first device is not inductively coupled to the second device.

A Internet of things (IoT) network (PIN) element is configured to receive, from a PIN element management capability (PEMC) device, an announcement comprising a PIN identifier, a list of services available via the PIN and a time limit for responding to the announcement, send, to the PEMC in response to the announcement, a PIN join request comprising one or more services provided by the PIN element and receive, from the PEMC in response to the PIN join request, a PIN join accept message comprising a PIN Element Identifier assigned to the PIN element.

This disclosure provides systems, methods and apparatuses for discovery, by a user connected to a first network, of an edge application server (EAS) associated with a second network. In some aspects, techniques described herein provide a shared EAS discovery function (EASDF), which allows users connected to different home networks to discover EASs across a plurality of networks. Some techniques described herein provide communication between EASDFs of different networks. Thus, a user connected to a first network can discover an EAS of a second network, which enables sharing of EASs across networks. Furthermore, techniques described herein provide communication between a UE connected to a first network and an edge data network (EDN) (such as an EAS hosted by the EDN) of a second network, such as by establishing a connection between a user plane function of the first network associated with the UE and a network entity of the second network.

A method is disclosed for use in a multi-channel wireless network comprising at least three nodes. The method comprises: sending a first request message (for example on a single channel) from a first node containing listening schedule information. The method further comprises: receiving the first request message with a second node; and sending a second request message from the second node on a plurality of channels, the second request message containing the listening schedule information and an identifier of the first node. The method further comprises: receiving the second request message with at least a third node; and sending a reply message from each of a set of reply nodes to the first node during a time that is dependent on the listening schedule information, the set of reply nodes comprising at least a third node. The method allows the second node to act as a proxy for the first node in network discovery process for the first node.