33results about How to "Realize the establishment" patented technology

The embodiment of the invention is applied to the technical field of voice control, and provides a voice control method, a device selection method and an electronic device. Under the condition that the first electronic equipment receives a voice instruction sent by a user, if the voice instruction comprises an awakening word corresponding to target equipment, the first electronic equipment sends an action instruction to the target equipment according to the voice instruction; wherein the action instruction is used for representing the action, which the user wants to execute by the target equipment, in the voice instruction. In the application, remote interaction between the electronic devices can be realized, the accuracy of action execution of the target device is improved, and then the interaction experience of a user is improved.

The embodiment of the invention provides a communication method and device and a storage medium, relates to the technical field of communication, and is used for realizing reestablishment of a base station and a terminal in an inactive state. The method comprises the following steps: receiving a radio resource control (RRC) reestablishment request message sent by a terminal, and determining a network side state of the terminal; and under the condition of determining that the network side state of the terminal is an inactive state, in response to the RRC reestablishment request message, sending an RRC reconfiguration message to the terminal, the RRC reconfiguration message comprising a full configuration parameter, and the full configuration parameter being used for indicating reestablishment of the packet data convergence protocol connection.

The invention relates to a dexterous lunar surface operation robot, which belongs to the technical field of aerospace / the field of lunar exploration, and comprises a specially designed mobile lifting system, a mechanical arm operation system, a navigation control system, a communication system, an energy system and a thermal control system, the mode that a foldable suspension supports local lifting of the additional platform is preferably adopted, meanwhile, the scheme that a large mechanical arm and a small mechanical arm are matched for cooperation and a tail end tool can be replaced is preferably adopted, the task operation space is expanded, the task operation height requirement is met, energy is saved, and the problem that in the prior art, the size and the weight cannot be considered at the same time is solved. And the method can adapt to different task scenes so as to solve the problem that in the prior art, the quality and the operation freedom degree cannot be considered at the same time, the operation freedom degree is met, meanwhile, the task reliability is considered, and most tasks can still be completed under the single-arm fault condition.

The invention discloses a semi-physical simulation system and method for low-orbit satellite group edge microclouds. The system comprises a satellite edge calculation principle prototype, a satellite edge calculation digital prototype and a satellite edge calculation semi-physical simulation platform. Wherein the satellite edge computing prototype adopts a cloud native technical architecture, and provides a hardware platform and a software drive support for the space-based edge microcloud; the satellite edge calculation digital prototype is a digital twin system of a principle prototype and provides operation environment support for space-based edge microcloud application software. The satellite edge computing semi-physical simulation platform comprises a hardware part and a software part, wherein the hardware part comprises a simulation server, a display control assembly and a virtual-real interconnection interface assembly; and the satellite edge calculation semi-physical simulation platform adopts a distributed simulation mode to complete an overall simulation task. According to the system and the method, the accuracy of large-scale low-orbit satellite group edge micro-cloud system performance simulation verification can be improved, and the simulation cost is saved.

The present disclosure provides a wireless communication method applied to a first access point (AP) attached to an access point (MLD) multi-link device. The method includes transmitting a first frame to a first station (STA) affiliated to a non-AP MLD, the first frame indicating that the AP MLD supports a primary and non-primary link (PLNPL) mode, where at least two links belonging to the AP MLD include a primary link and a non-primary link, and the first frame further indicating a first link and a second link of the at least two links as the primary link and the non-primary link, respectively.

The embodiment of the present invention relates to the technical field of three-dimensional modeling, and specifically discloses a method and system for three-dimensional modeling of material cultural heritage, wherein a laser radar is used to scan the material cultural heritage to be modeled to obtain point cloud data, an initial three-dimensional model of the material cultural heritage is generated based on the point cloud data, a camera is used to collect color images of the material cultural heritage, the initial three-dimensional model is segmented to obtain multiple sub-blocks, texture information of the multiple sub-blocks is extracted from the color images, and texture mapping is performed on the sub-blocks of the initial three-dimensional model to obtain a target three-dimensional model of the material cultural heritage. The three-dimensional model is used to establish a three-dimensional model of the material cultural heritage, the external dimensions of the material cultural heritage can be intuitively obtained through the three-dimensional model, and the external color of the material cultural heritage can be obtained through the texture information, and the accurate external dimensions and color data of the material cultural heritage can be obtained from the established three-dimensional model to provide an accurate reference for maintenance, protection and reproduction.

The invention discloses a hybrid small signal modeling method for a cascaded power supply, and relates to the technical field of modeling, a pre-stage circuit of the cascaded power supply adopts a half-bridge Buck-Boost and CLLC bidirectional converter topology, and a post-stage circuit adopts a three-phase interleaving Buck topology. According to the mixed small signal modeling method, a generalized average method is adopted for a preceding-stage CLLC topology to establish a converter mathematical model, a state space average method is adopted for a half-bridge Buck-Boost converter and a backward-stage three-phase staggered Buck converter to establish a mathematical model, and a modular combination method is adopted to establish an overall mathematical model of a cascade system. The overall behavior of the cascade power supply can be better described; according to the technical scheme, a simple, convenient and accurate modeling method is provided for a multi-switching-frequency circuit containing a plurality of converters, the modeling analysis requirement of a cascade power supply with various types of internal modules, complex connection and various topologies is met, and an important research background and tool are provided for system optimization and performance analysis.

This invention provides a session management method, apparatus, device, medium, and product. Based on a user terminal's request to establish a computing session, a second base station is determined, and a first message for establishing the computing session is sent to the second base station. A second message is sent to the user terminal's third base station, triggering a connection between the third base station and the second base station. This solution addresses the session management problem when the core network does not support wireless-side data closure, and enables session establishment when the wireless network serves as both the starting and ending point for data transmission.

The present invention belongs to the field of fault diagnosis. The present invention provides a bearing fault diagnosis method and system based on dynamic pattern fusion. The present invention uses a deterministic learning algorithm to extract local dynamic information of bearing vibration signals, and obtains a more comprehensive and in-depth dynamic knowledge expression for each category through cluster analysis and knowledge fusion, and performs dynamic pattern matching based on the minimum residual principle to achieve bearing fault diagnosis. The present invention improves the generalization ability of the model to new working conditions by integrating the dynamic information of different samples, and shows significant performance improvement in the accuracy, robustness, interpretability and adaptability of fault detection to complex working conditions.

The present disclosure belongs to the technical field of communication, and provides an intelligent calculation service channel establishment method, system and device, which comprises: adding an AI capability management module and an AI capability application module in a core network; a user terminal sends an intelligent calculation service channel establishment request carrying an intelligent calculation service identifier and an intelligent calculation model identifier to a network side; interaction is carried out among an access and mobility management network element, a service transmission channel control plane network element, the AI capability management module, the AI capability application module and a radio access network network element; an AI capability application module serving the user terminal is determined based on the two identifiers; the AI capability application module allocates core network tunnel information and learns access network tunnel information; the radio access network network element allocates access network tunnel information and learns core network tunnel information, and then an intelligent calculation service channel is established. The establishment of the intelligent calculation service channel is realized.

The invention discloses a durability analysis method and system for a planetary mechanism of a drum-type coal mining machine, and the method comprises the steps: carrying out the mesh generation of a three-dimensional model of the planetary mechanism of the coal mining machine, and obtaining a network model of the planetary mechanism; importing the three-way force and the three-phase torque curve borne by the planetary mechanism and the grid model of the planetary mechanism into finite element analysis software for finite element analysis, and extracting a stress analysis result of the planetary mechanism in a working state; and importing the stress analysis result into durability simulation analysis software, and carrying out durability analysis on the planetary mechanism. The invention provides a durability analysis method and system for a planetary mechanism of a drum-type coal mining machine, and the method achieves the establishment of a durability simulation model of the planetary mechanism in the drum-type coal mining machine, gives full consideration to the load and driving load borne by the planetary mechanism when a coal mining machine drum cuts a coal seam, and improves the durability of the planetary mechanism. And carrying out durability simulation analysis to evaluate the durability life.

This disclosure relates to a monitoring system and method for a bucket wheel stacker-reclaimer. The system includes: a coal inventory device for periodically scanning a coal yard to obtain first scan data of the coal yard, wherein the coal yard includes at least one coal stack; a coal stack scanning device for real-time scanning of the coal stack currently being reclaimed by the bucket wheel stacker-reclaimer to obtain second scan data of the coal stack; and a central control system, communicatively connected to the coal inventory device and the coal stack scanning device, for dynamically updating the original coal yard storage model based on the received first and second scan data to generate a dynamic coal yard storage model; and further for determining the operating status of the bucket wheel stacker-reclaimer and / or the coal yard storage information based on the dynamic coal yard storage model. This solves the technical problem of low accuracy in manual inventory checks.

The present application provides a method and apparatus for sideline communication, which helps two or more terminal devices in a sideline communication system to perform initial beam pairing based on a sideline link. The method includes: a first terminal device sends a first sideline signal through a first transmit beam, and the first sideline signal is used for the first terminal device to perform initial beam pairing or sideline link establishment with a second terminal device; wherein the first sideline signal is associated with first information, and the first information includes one or more of the following information: the ID of the first terminal device; the ID of the second terminal device; the ID of the terminal device group to which the second terminal device belongs; the priority of the communication service between the first terminal device and the second terminal device.

The invention discloses an OOK and BPSK compatible laser communication transmitting device and method, and belongs to the technical field of laser communication, and the device comprises a narrow linewidth laser light source, a dual-output electro-optical modulator, a driving amplifier, a bias control circuit and a signal generation digital-analog unit. The OOK and BPSK modulation formats are realized on the same hardware device, a signal generation digital-analog unit generates a pseudo-random code pattern signal with a certain rate, the pseudo-random code pattern signal is amplified by a driving amplifier and then modulated on an optical carrier output by a narrow linewidth laser light source through a dual-output electro-optical modulator, and the optical carrier output by the narrow linewidth laser light source is amplified by the dual-output electro-optical modulator. The working point of the dual-output electro-optical modulator is controlled through a bias control circuit; the two output optical ports of the dual-output electro-optical modulator can generate two different types of modulation optical signals of OOK and BPSK, support the system to establish two laser communication links at the same time or in a time-sharing manner, realize resource multiplexing, reduce the system cost, and further improve the flexibility of communication link establishment.

The invention relates to a band selection method based on specific pixel extraction and adaptive neighborhood clustering, which analyzes common features and specific features among bands by introducing a low-rank self-representation model, mines specific pixel information to enhance the distinguishability of the bands, establishes an adaptive neighborhood band clustering model based on the specific pixels, and improves the band selection efficiency. The establishment and structure optimization of the inter-band similarity Laplacian diagram are realized while the parameter setting is simplified, so that the generalization performance of the algorithm on different spectral data is improved.

The invention discloses a relay communication method and device, terminal equipment and network side equipment, and belongs to the technical field of communication, and the relay communication method comprises the steps that remote equipment obtains first information; the remote equipment establishes a transmission path according to the first information; wherein the transmission path at least comprises a relay transmission path; the first information comprises at least one of the following items: a first indication, and the first indication is used for indicating that a target communication service of the first terminal needs at least two transmission paths; and the second information is used for indicating the maximum number N of the transmission paths, and N is a positive integer greater than or equal to 2.

The present invention relates to the field of intelligent arbitration technology, and in particular to a swimming competition video arbitration system, which includes a video acquisition module for acquiring video images; a video processing module for preprocessing video images; an identification module for identifying the similarity of swimming movements; a tracking module for generating a first swimming trajectory; a capture module for generating a second swimming trajectory and capturing a standard band according to the second swimming trajectory and adjusting the standard band to obtain a real-time standard band; a first judgment module for judging whether the first swimming trajectory meets the requirements; a second judgment module for judging the continuity of the swimming action; and an arbitration module for performing a primary arbitration and a secondary arbitration. The present invention improves the accuracy of the arbitration result by identifying the similarity of the swimming action and performing a primary arbitration on the judgment result of the first swimming trajectory, and performing a secondary arbitration based on the primary arbitration result combined with the judgment result of the second swimming trajectory.

The invention relates to the technical field of adjustment control, and discloses an OLED display brightness and contrast combined adjustment system based on artificial intelligence. According to the system, a sample set is constructed by collecting OLED display brightness data and contrast data under the condition that the brightness is not changed, the OLED display brightness data collected in the sample set is preprocessed, and a brightness adjustment relation model is established based on the preprocessed OLED display brightness data; based on the established brightness adjustment relation model and a contrast adjustment algorithm, establishing a contrast and brightness combined adjustment model; after the contrast and brightness combined adjustment model is established, the established contrast and brightness combined adjustment model is optimized through a genetic algorithm, and the brightness and contrast combined adjustment of the OLED display is realized based on the optimized contrast and brightness combined adjustment model, so that the intelligence and high efficiency of the brightness and contrast combined adjustment of the OLED display are ensured.

The application provides a visual positioning guide system for a truck hoisting boom, a control method and a vehicle, and relates to the technical field of logistics transportation. The visual positioning guide system for the truck hoisting boom is used for positioning and guiding a multilayer stacked truck-mounted container, and comprises a first position calibration device, a second position calibration device, an image acquisition module, a processing unit and a hoisting boom. The first position calibration device comprises a first shell, a first position signal emitter and a reference block. The second position calibration device comprises a second shell, a through hole, a first pressure sensor, a second pressure sensor and a second position signal emitter. The processing unit establishes a coordinate system according to the image collected by the image acquisition module, and marks the first position calibration device and the second position calibration device in the coordinate system according to the position signals of the first position signal emitter and the second position signal emitter. The hoisting boom is used for moving the truck-mounted container to a preset position.

The application discloses a simulation analysis method and device based on an RTDS large power grid equivalent model, and is applied to RTDS and a DC hybrid large power grid, and the method comprises the following steps: S1, a first bus with a new energy unit is randomly acquired, and the first bus is put into a pre-set task queue; S2, based on the first bus and the task queue, an equivalent modeling is performed on the new energy unit in combination with a pre-set voltage threshold value, so that a power grid equivalent model is obtained; S3, it is judged whether all nodes in the task queue have been traversed; if not, the step S2 is returned to be executed; and S4, a simulation analysis instruction is received, simulation analysis is performed by using the equivalent model, and a simulation analysis result is obtained. Based on the RTDS platform, the establishment and simulation analysis of the large power grid equivalent model are realized, and under the condition of high proportion of new energy penetration at the present stage, a large amount of simulation resources is saved.

The application discloses a kind of methods, devices and systems suitable for offline detection of wireless communication BMS, the method comprises: using physical connection line to send and a plurality of electronic acquisition units of BMS first analog signal corresponding to a plurality of electronic acquisition units, to make a plurality of electronic acquisition units generate respective first address information;Addressing information is sent to a plurality of electronic acquisition units, after a plurality of electronic acquisition units respond to addressing information, wireless communication is established with a plurality of electronic acquisition units;Receive a plurality of battery information uploaded by a plurality of electronic acquisition units, and determine the electronic acquisition unit corresponding to each battery information to be measured according to the first address information of a plurality of electronic acquisition units respectively. Using the device of the embodiment of the application, the electronic acquisition unit establishes wireless communication with the detection device with unique first address information, which avoids the problem of unable to determine the position of the electronic acquisition unit and unable to distinguish the source of the battery information to be measured.

The utility model discloses a kind of multifunctional instrument vehicles, including trolley, the top one end of trolley is fixedly connected with stand, the one side of stand is fixedly connected with the fixed shaft parallelly arranged with trolley one end, wherein, fixed shaft is arranged in the outside of trolley one end;Fixed shaft is rotatably connected with sleeve pipe, the one side of sleeve pipe is fixedly connected with sliding material plate, the outside of one end of sliding material plate is rotatably installed with the L-shaped battens of sliding material plate.This application multifunctional instrument vehicle;The cooperation of the sliding material plate and batten being set, can make trolley and between goods elevator establish sliding material passage, instrument box can directly slide from sliding material plate and fall on trolley, save manpower, avoid the risk of instrument box falling simultaneously;The cooperation of sliding material plate and batten in it, so that sliding material plate can form cooperation between different height's layer board, and be convenient for switching adjustment, very convenient.

The present disclosure relates to a method, device, equipment, vehicle and medium for pairing a communication channel of an in-vehicle VR handle. The in-vehicle VR comprises a head fixing module and a handle, wherein the head fixing module is provided with a placement slot for placing the handle. The method comprises: determining initial address information of the handle based on a first connection state between the handle and the placement slot; when the handle and the placement slot are in a disconnected state, in response to a connection message sent by the handle, establishing a communication channel paired with the handle based on a correspondence between target address information and initial address information included in the connection message, thereby establishing a communication channel between the in-vehicle main control module and the handle.

The present specification provides a sleep disorder special disease database based on sleep center in-hospital and out-hospital information integrated management, the sleep disorder special disease database is deployed with at least one storage node, any storage node is configured with in-hospital data acquisition module, out-hospital data acquisition module, in-hospital and out-hospital data transmission module, data preprocessing module and data storage module;The in-hospital data acquisition module is used to acquire patient electronic medical record information data and the original data collected by medical equipment;The out-hospital data acquisition module is used to acquire the sleep disorder data after edge computing collected by the terminal equipment corresponding to the patient;The in-hospital and out-hospital data transmission module is used for the isolation and safe communication of the in-hospital and out-hospital data based on the first network card and the second network card configured by the in-hospital and out-hospital data transmission module.

The invention discloses a moving target detection method and device based on deep learning, and a medium, relates to the technical field of deep learning, and solves the problem that the motion state of a moving target cannot be accurately detected, and the method comprises the steps: collecting a motion video of the moving target in a detection range, processing the motion video to obtain a video frame sequence of the motion target; analyzing the video frame sequence of the moving target to obtain a Gaussian distribution model of each pixel point in the video frame sequence corresponding to the moving target; identifying the video frame sequence of the moving target to obtain a background frame updated in real time and a moving area of the moving target; analyzing a motion area in the motion video frame to obtain a predicted position, a predicted motion rate and a predicted motion direction of the motion target; and sending the predicted position, the predicted motion rate and the predicted motion direction of the motion target to a display interface for display. According to the invention, accurate detection of the corresponding motion state of the motion target is realized.

The invention relates to the field of artificial intelligence and chemical engineering, in particular to a modeling method of attention-enhanced multi-time-scale LSTM (Long Short Term Memory) for a starch liquefaction process. The historical data of the starch liquefaction process is combined with the deep learning technology to realize the establishment of the prediction model. The attention-enhanced multi-time-scale LSTM can make up for the deficiency of a traditional LSTM in extracting local time sequence information, can obtain dynamic features of different scales of data more deeply, and improves the prediction precision of the model. Meanwhile, the method comprises data processing, hyper-parameter optimization of the model and model training, and has the characteristics of convenience in operation and high automation degree. Finally, the method is successfully applied to product quality estimation in the starch liquefaction process, real-time estimation of the product quality is successfully achieved through the model, and the method has important significance in the starch liquefaction process.

This invention provides a method and system for differential interferometry of alien celestial bodies, comprising: collaborative observation using an alien system composed of multiple satellites, all satellites adhering to the principle of common origin design to ensure coherence; orbital formation design for the alien system to shorten the effective revisit period; establishing a differential deformation error sensitivity model for the alien system to identify and quantify the main error sources; accurately estimating and compensating for key system errors based on the error sensitivity model; and finally, establishing and solving the deformation model of the alien differential system after error compensation to obtain high-precision surface deformation information. This invention also provides a system for executing this method. This invention significantly improves the timeliness of deformation monitoring through multi-satellite collaboration and ensures measurement accuracy through systematic error processing, making it suitable for scenarios such as emergency response and long-term dynamic monitoring.

The invention provides a tenant cloud server high availability realization method and system, and a cloud data center controller. The method comprises the following steps: setting a management network address pool; wherein the management network address pool comprises not less than M management network addresses, and the management network addresses are public network IP addresses; distributing the M management network addresses in the management network address pool to M tenant cloud servers one by one; the M tenant cloud servers form a cluster, cluster configuration information of the cluster is set, and the cluster configuration information comprises a virtual IP address; sending the cluster configuration information to each tenant cloud server in the cluster through a management network address allocated to each tenant cloud server in the cluster; each tenant cloud server downloads a cluster configuration tool from an external network through the allocated management network address; and each tenant cloud server joins the cluster by using the cluster configuration tool and the cluster configuration information. According to the invention, high availability of the tenant cloud server can be realized.

The invention relates to an electronic commerce supply chain management system which comprises a control terminal, the output end of the control terminal is connected with the input end of a user record acquisition module, the output end of the user record acquisition module is connected with the input end of a storage point matching module, and the output end of the storage point matching module is connected with the input end of a storage point establishing module. According to the invention, the storage point establishment module is combined with the commodity purchase preference of the consumer and the position area information of the consumer to carry out site selection, after communication with the distributor, the distributor is utilized to carry out agency on the storage point, the establishment cost of the storage point is shared, and the distributor can carry out operation on the storage point and carry out offline selling. According to the multi-point storage point selling system and method, the storage points are provided by the platform on line, the integration of online and offline selling of the storage points is achieved, the establishment of the miniaturized multi-point storage points is achieved, and due to the fact that the miniaturized storage points are close to the consumers, the goods receiving efficiency of the consumers is remarkably improved.

The present invention provides a DBC file generation method, device, equipment and medium based on CAN communication, the method comprising: obtaining a CAN database file, parsing the CAN database file to obtain multiple key elements; obtaining a communication matrix, and generating a communication data table according to the communication matrix, wherein the communication data table includes multiple communication data; parsing the communication data one by one according to the key elements to obtain multiple communication strings; merging the multiple communication strings to obtain a DBC file; verifying the integrity of the DBC file based on a preset CAN software, and obtaining a target DBC file. The present invention can improve the applicability of the DBC file generation method based on CAN communication and the reliability of the generated target DBC file.