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479results about How to "Real-time access" patented technology

Spatial information network architecture

The invention relates to a spatial information network architecture. The spatial information network architecture comprises a ground information port, a data forwarding layer and a space-based backbone network; the ground information port is connected with the data forwarding layer, is connected with the space-based backbone network through the data forwarding layer and is used for executing a user task request according to a received flow table; the data forwarding layer is composed of at least one satellite selected from a medium earth orbit satellite and a low earth orbit satellite and is used for receiving the flow table, calling resources to execute the user task request, performing data transmission and forwarding according to the flow table; the space-based backbone network comprises at least one geostationary orbit space satellite, a controller in the geostationary orbit space satellite allocating resources for the task request and issuing the flow table; and the ground information port and the space-based backbone network together form a double-backbone control system. According to the spatial information network architecture of the invention, the global coverage characteristics of the GEO (geostationary orbit) satellite and the computing power of a ground base station are effectively combined, and the spatial information network can obtain route forwarding strategies in real time, allocate resources and nodes reasonably according to tasks and improve resource utilization rate and node cooperation ability.
Owner:BEIJING UNIV OF POSTS & TELECOMM

Method and device for generating unmanned aerial vehicle route

InactiveCN109035869AInterpret and adjust flight altitudeReal-time accessAircraft traffic controlTerrainLandform
The embodiment of the present application provides a method and a device for generating an unmanned aerial vehicle route. The method comprises the following steps of: generating an initial route of anoperation area of the unmanned aerial vehicle; dividing the operation area into a two-dimensional grid; obtaining two-dimensional coordinate information and point position height information of eachintersection in the two-dimensional grid; determining three-dimensional coordinate information of the plurality of target waypoints corresponding to the plurality of waypoints on the initial route according to the two-dimensional coordinate information and the point position height information of each intersection in the two-dimensional grid; and generating a target route of the operation area according to the three-dimensional coordinate information of the plurality of target waypoints. According to the method and the device for generating an unmanned aerial vehicle route, in this embodiment,the elevation information of each waypoint in the operation area can be obtained in real time and accurately by obtaining the spatial characteristics of the ground terrain, and a target route parallel to the undulating terrain can be generated. When the unmanned aerial vehicle flies according to the target route, the flight altitude of the unmanned aerial vehicle can be quickly judged and adjusted to avoid flight accidents such as crash.
Owner:GUANGZHOU XAIRCRAFT TECH CO LTD

Liquor storage management system based on RFID

InactiveCN103593723AEfficient and accurate automatic controlImprove efficiencySensing record carriersResourcesStock managementReader writer
The invention relates to a liquor storage management system based on RFID. The liquor storage management system based on RFID comprises five functional modules which are a warehousing management module, a stock management module, a warehouse-out management module, an order processing module and an order query module. Through the warehousing management module, a door type reader-writer can automatically read a warehousing liquor case label ID number, a storage zone for the type of liquor is automatically distributed by the system according to warehousing information, the warehousing information is further updated to a database; warehousing quantity, warehouse-out quantity and stock quantity can be queried according to different query conditions through the stock management module, a production department is prompted to produce products when stock is insufficient; through the warehouse-out management module, the door type reader-writer can automatically read a warehouse-out liquor case label ID number, the warehouse-out information and an order state are timely updated to the database; an order is generated according to a title of a client and order information through the order processing module, and information is updated to the database; an order state, order information and client information can be queried according to various conditions through the order query module, so delivery missing and late delivery are avoided.
Owner:JIANGNAN UNIV

Method, device and computer equipment for identifying short text category information

The invention discloses a method, a device and computer equipment, which are used for identifying short text category information and are implemented by a computer. According to the technical scheme provided by the invention, the method comprises the following steps of: acquiring the short text category information to be classified; acquiring a plurality of category judged results of the short text information, which are acquired on the basis of a plurality of pre-trained classification model groups respectively; and on the basis of a first predetermined rule and according to the category judged results, comprehensively determining the category information of the short text information to be classified. Compared with the prior art, the invention has the following advantages that: 1) the category of the short text information is comprehensively judged through characteristic information of a plurality of short texts, so that the judgment accuracy is improved; 2) the automatic expansion of classified short text information is realized through iterative training and classification; and 3) the category information of the short text information can be acquired in real time by generating a short text matching dictionary.
Owner:BAIDU ONLINE NETWORK TECH (BEIJIBG) CO LTD

System and method for smartwatch to receive notification message of mobile phone in real time

The invention relates to a system and method for a smartwatch to receive a notification message of a mobile phone in real time. The method comprises the following steps that: (1), a mobile phone detection module detects a message in need of being pushed to the smartwatch in a message notification centre; (2), if the message in need of being pushed to the smartwatch in the message notification centre exists, a pushing path judgement module is used for detecting a communication link between the mobile phone and the smartwatch so as to determine a transmission path for pushing the message; the step (3) is performed if the pushing path is a Bluetooth communication path; and the step (4) is performed if the pushing path is a WIFI communication path; (3), the step (6) is performed after the mobile phone pushes the message to the smartwatch through Bluetooth; (4), the mobile phone uploads the message to be pushed and the account number of the smartwatch to a cloud server; (5), the cloud server pushes the message onto the smartwatch corresponding to the account number of the smartwatch after receiving the data uploaded by the mobile phone; and (6), the smartwatch analyzes and shows the content of the message after receiving the message.
Owner:JIEKAI COMM TECH SHANGHAI CO LTD

Novel fuzzy active disturbance rejection controller based five-phase fault-tolerant permanent magnet motor speed control method

The invention discloses a novel fuzzy active disturbance rejection controller based five-phase fault-tolerant permanent magnet motor speed control method, and designs the novel fuzzy active disturbance rejection controller. A rotating speed differential value generated by a tracking differentiator and a system disturbance value observed by a linear expansion state observer are taken as the input of a fuzzy logic theory machine; and the output bandwidth value omega<c> of the fuzzy logic theory machine is taken as bandwidth input of a proportional controller. The fuzzy controller can change parameters of the controller according to the working conditions of the system in real time; the design difficulty of the controller is lowered, and the controller parameters can be adjusted in real time according to the running working conditions of the system; the novel tracking differentiator of the novel fuzzy active disturbance rejection controller ensures that the motor has no overshoot rapid response in the whole dynamic process; and compared with a conventional linear active disturbance rejection controller, the novel fuzzy active disturbance rejection controller designed in the invention has strong disturbance resisting capacity and adaptive capacity for complex working conditions, and the excellent dynamic performance.
Owner:JIANGSU UNIV

Method and system for putting music on mobile phone terminal into sound equipment for playing

The embodiment of the invention discloses a method and a system for putting music on a mobile phone terminal into sound equipment for playing. The method comprises the following steps: a client on a mobile phone terminal sends position information of the mobile phone terminal to a management server of sound equipment; the management server matches the position information of the mobile phone terminal with position information of each piece of sound equipment in a sound equipment list, acquires information of more than one piece of sound equipment nearest to the position of the mobile phone terminal to generate a target sound equipment list, and returns the target sound equipment list to the client; the client triggers a music putting request to the management server; the client transmits music stream to the management server after network communication connection between the management server and the client is established; the management server forwards the music stream to a communication unit coupled to selected sound equipment; and the selected sound equipment plays data stream according to control stream. According to the embodiment of the invention, a music file on a mobile phone terminal can be put into nearby sound equipment to be played.
Owner:CHINA TELECOM CORP LTD

Real-time monitoring system of offshore ocean floor hypoxia phenomenon

The invention relates to a real-time monitoring system of offshore ocean floor hypoxia phenomenon. The system comprises a water quality monitoring substation, a water quality monitoring main control station, an underwater acoustic communication and 232 serial port communication substation and a battery pack, wherein the water quality monitoring substation comprises a digital sensor integrated module and an analog quantity sensor integrated module; the water quality monitoring main control station comprises a data processor and an outside expanding storage module; the underwater acoustic communication and 232 serial port communication substation comprises a ocean floor underwater acoustic communication machine integrated module, a sea surface underwater acoustic communication machine and a232 serial port communication module; the data processor is connected with the digital sensor integrated module; the analog quantity sensor integrated module, the outside expanding storage module andthe ocean floor underwater acoustic communication machine integrated module through a field transmission bus; the data processor is connected with the 232 serial port communication module through a 232 bus, and the battery pack is connected with the water quality monitoring main control station. The invention has the advantages of safe and convenient operation, low power consumption, strong anti-interference, good expandability, accurate and safe real-time monitoring data and the like.
Owner:SECOND INST OF OCEANOGRAPHY MNR +1

Detection system and method for loading conditions and transportation times of self-discharging truck

The invention relates to a detection system and method for loading conditions and transportation times of a self-discharging truck. The system comprises a voltage type two-directional strain gage, a processing unit and a monitoring center, wherein the voltage type two-directional strain gage is arranged on an intermediate longitudinal girder of a frame of the self-discharging truck, the processing unit is used for receiving a deformation voltage signal, processing the deformation voltage signal and then transmitting the deformation voltage signal remotely, the monitoring center is used for receiving the signal output by the processing unit and calculating the loading conditions and the transportation times of the self-discharging truck according to the signal. The signal of the self-discharging truck is obtained in real time through the voltage type two-directional strain gage and is transmitted to the monitoring center through GPRS/3G, and the conditions of the self-discharging truck can be accurately obtained in real time. The method is not limited by the environment and is wide in application range. The system is simple in structure, adopted modules are existing elements, settings and connection of the elements can be achieved through existing technologies, and therefore the system structure is convenient to implement.
Owner:武汉英思工程科技股份有限公司

Highway vehicle safe driving and management system

InactiveCN103413454AWide audienceTimely access to informationRoad vehicles traffic controlElectronic mapSafe driving
The invention relates to a highway vehicle safe driving and management system which is characterized in that the system comprises an intelligent highway password card, a server and an intelligent management terminal, wherein the intelligent management terminal is connected with the server in a way of communication; in the travelling process, the intelligent highway password card is arranged in a travelling vehicle and is connected with the server in the way of communication; the intelligent highway password card sends the real-time position information of the vehicle to the server; the server can judge the driving state of the vehicle according to the front and rear position information of the travelling vehicle and the corresponding time relationship, and sends the real-time position information of the vehicle and the driving state information to the intelligent management terminal; the intelligent management terminal can display the position information and the running speed information of the vehicle, the position information and the running speed information of surrounding vehicles, road congestion information and traffic accident happening point information in real time in an electronic map form, so that people can know the traffic information of a highway in real time by the intelligent management terminal, the safe driving of the vehicle on the highway can be realized, and the vehicle can be managed by a supervision department.
Owner:章志兵
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