155results about How to "Achieve real-time acquisition" patented technology

The invention relates to the technical field of information, and in particular relates to an enterprise information system based on cloud computing. The system comprises a physical layer, a system layer, an application layer and a service layer, wherein the physical layer is used for providing infrastructural services for the system layer, the application layer and the service layer, virtualizing physical hardware resources and providing a uniform physical resource pool, and the physical resource pool comprises computing resources, storage resources, network resources and security resources; the system layer is positioned above the physical layer and used for providing system environment services for the application layer and the service layer; the application layer is positioned above the system layer and used for providing a uniform application resource pool and delivering services to provide application environment services, and the application environment services comprise distribution and management of application software, management of application data and configuration of application resources; and the service layer is positioned above the system layer and the application layer and used for providing service resource services and providing a uniform service application pool for enterprise service application according to a service logic.

The invention discloses a vision-based real-time general movement capturing method and system for a human body. The vision-based real-time general movement capturing system comprises a multi-camera synchronous acquisition unit used for acquiring interested three-dimensional space scene video streaming, a real-time three-dimensional body and three-dimensional movement flow reconstructing unit used for reconstructing the three-dimensional body and whole-body three-dimensional movement flow information of the human body object in real time, a whole-body pose estimating and tracking unit used for estimating and tracking the three-dimensional general movement pose of the human body in real time, and a display unit using movement data to drive virtual characters in real time, wherein the display unit is used for using captured skeleton pose data to drive virtual characters in real time and displaying in a display device. The vision-based real-time general movement capturing method and system for the human body use a non-contact computer vision method, the real-time acquisition for the whole-body skeleton pose data and the real-time virtual character drive can be realized without an extra wear marking device, and compared with common action capturing technology and equipment, the vision-based real-time general movement capturing method and system for the human body are easy and convenient to realize.

The invention discloses a man and machine driven type electric power steering system and a mode switching method and belongs to the field of unmanned steering for intelligent cars. The electric power steering system comprises a front torque/angle sensor, a rear torque/angle sensor, a vehicle speed sensor, a man and machine driven type steering controller, a mode switching controller, a steering motor, a steering shaft, a speed reducing mechanism, a pinion and rack mechanism and a yaw velocity sensor. An existing electric power steering system is simply transformed, the rear torque/angle sensor is mounted on the original electric power steering system, torque/angle signals in man driving and machine driving modes are acquired in real time, and great convenience is brought to the work of a steering motor in the two modes; meanwhile, according to signals of the front torque/angle sensor and the rear torque/angle sensor, the steering mode of a current vehicle can be judged simply and quickly, and automatic and safe switching between the two steering modes can be realized.

The invention discloses a method and a system for obtaining mobile information based on two-dimensional codes, and belongs to the technical field of communication. The method comprises the following steps of establishing a basic client on a mobile terminal, and encoding the basic client; generating the two-dimensional code information for main keys of basic identification information of a target object, and numbering the two-dimensional codes; starting the basic client to scan and identify the generated two-dimensional code information for the main keys of the basic identification information of the target object, binding the basic client and the two-dimensional codes through the communication type information, and establishing the binding relationship between the encoding information of the basic client information and the numbering information of the two-dimensional codes in a preset database of a hospital information system; according to the two-dimensional codes bound with the basic client, enquiring in the hospital information system, and obtaining the standard identification information of the target object corresponding to the two-dimensional codes. The method and the system have the advantages that the real-time obtaining of the standard identification information of the target object is realized, and the applicability is wide.

The invention discloses a comprehensive processing and displaying device of aviation meteorology and aviation intelligence information, comprising an aviation meteorology processing and displaying module for processing and displaying a meteorological data document offered by an aviation center in a classification way; an aviation intelligence processing and displaying module for processing and displaying an aviation intelligence data document offered by an intelligence center in a classification way; a journal displaying and recording module for displaying the prompt message of the device to the user operation and the device status, and recording all the journal into a journal document; a connection error diagnosing and removing module for automatically timely diagnosing the connection validity of the device and a database server, and starting a corresponding error processing mechanism after the error occurs. The device comprehensively processes and displays aviation meteorology data and aviation intelligence data offered by the aviation center and the intelligence center, provides a convenient search function for administrators, and improves information utilization rate.

The invention relates to an estimation method of SOP of electric automobile lithium batteries. The method successively comprises the following steps: acquiring parameters of a battery system, acquiring predictive state parameters and calculating SOP. The estimation method has the advantages that the SOP of the electric automobile lithium batteries can be estimated by the method comprising the steps of acquiring parameters of the battery system, acquiring the predictive state parameters and calculating the SOP; the SOP of the electric automobile lithium batteries can be accurately estimated, sothat the utilization frequency of the electric automobile lithium batteries can be improved, and the damage to the batteries caused by excessive usage can also be effectively avoided; the power performance of the electric automobiles can be improved; the service life of the electric automobile batteries can be prolonged; the cost of the needed batteries can be effectively reduced; and the estimation method is simple.

The invention discloses an ultrasonic-assisted microphone array speech enhancement device, and relates to voice signal treatment. The ultrasonic-assisted microphone array speech enhancement device comprises an equidistant linear array, a preamplification circuit, an analog-digital conversion circuit, two ultrasonic sensors, a transmitting circuit, a receiving circuit, a position computation module and a weighted stacking module, wherein, the equidistant linear array comprises five microphones; an output end of the linear array is sequentially connected with the preamplification circuit, the analog-digital conversion circuit, data cables and the weighted stacking module; the sensors are installed on extended lines at two ends of the linear array; the transmitting circuit and the receiving circuit utilize the sensors to transmit signals, and the received signals are processed through preamplification and analog-digital conversion and then are sent to the position computation module; in addition, the position computation module acquires return wave receiving signals of the sensors for matched filtering so as to acquire the ultrasonic transit time from a target to the sensors, acquires sound source position information that is input to the weighted stacking module, calculates time-delay compensation values of channels, performs time-delay compensation and stacking on each channel receiving signal of a microphone array so as to enhance voice signals in sound source directions.

The invention discloses an agricultural intelligent platform based on image processing. The agricultural intelligent platform comprises a video acquisition module, a video data processing module, a planting region space information monitoring module, an environmental parameter acquisition module, a three-dimensional reconstruction module, a central processor, a predictive analysis module, an expert assessment module, a physical model construction module, a virtual parameter actuating module, a virtual sensor and a simulation analysis module. Real-time monitoring and analysis of the crop type,the crop growth state, the planting environmental parameters and the total coverage of the crops in the planting regions can be realized so that the reference opinions can be provided for modificationand adjustment of the later planting scheme, and the output and the quality of the crops can be enhanced to a certain extent; meanwhile, all the data are stored in the designated database in a classified way according to the preset algorithm so that sharing of the crop planting data of all the planting regions can be realized and data inquiring and calling can also be facilitated.

The invention discloses a multi-sensor technology-based grape water stress diagnosis method and a system therefor. The multi-sensor technology-based grape water stress diagnosis method comprises the following steps of 1, acquiring a canopy coverage rate value, a canopy temperature characteristic value and a canopy photosynthetically active radiation value of a grape sample for modeling, 2, building a detection model by the canopy coverage rate value, the canopy temperature characteristic value and the canopy photosynthetically active radiation value as input variables, and a canopy water stress level as an output variable, and 3, by the step 1, acquiring a canopy coverage rate value, a canopy temperature characteristic value and a canopy photosynthetically active radiation value of a grape sample needing to be detected, and substituting the acquired canopy coverage rate value, the canopy temperature characteristic value and the canopy photosynthetically active radiation value into the detection model, and calculating a canopy water stress level of the detected grape sample. Through utilization of the multispectral imaging technology, the thermal infrared imaging technology and the multiple informative data fusion technology, the multi-sensor technology-based grape water stress diagnosis method realizes fast, early-stage and real-time detection of a grape water stress level and improves a detection precision.

The invention provides an Internet of Vehicles distributed trust system based on HashGraph and a trust value calculation method, and the system comprises an OBU layer which is used for achieving the sensing, collection, calculation and communication functions of a vehicle node for information; a RSU layer which is a network layer formed by the drive test units, serves as a fixed communication node, provides service for wireless access of the vehicle nodes, and forwards the road condition information; a background trusted center (TC) which is used for distributing a secret key to the nodes in the access network and completing registration, revocation or authentication of node identities; and HashGraph block chain nodes, wherein the HashGraph block chain nodes are arranged on Internet of Vehicles nodes, and a plurality of HashGraph block chain nodes form the HashGraph block chain network. The invention discloses the Internet of Vehicles distributed trust system based on HashGraph and thetrust value calculation method. A block chain 3.0 technology-HashGraph is applied to research of the Internet of Vehicles trust mechanism, the problem of centralized single-point failure of a traditional Internet of Vehicles trust mechanism is solved, 103-104 transactions can be processed in parallel by the HashGraph, and the real-time requirement of the Internet of Vehicles is met.

The invention discloses a radiotherapy homogenization method and platform. The method comprises the steps of acquiring patient information and radiotherapy equipment quality control information in a corresponding hospital, wherein the patient information comprises patient identity information, an electronic medical record, a patient treatment plan and treatment information, and the radiotherapy equipment quality control information comprises the work state and load information of radiotherapy equipment; and updating the acquired information in real time after collating and storing the acquired patient information and radiotherapy equipment quality control information, so as to allow information inquiry and equipment resource allocation. By the adoption of the radiotherapy homogenization platform, informatization of data and full digitalization of radiotherapy equipment quality control results are realized in the whole radiotherapy process. The patient radiotherapy scheme and the treatment plan can be evaluated and managed remotely, territorial classification retrieval can be achieved, and great help is provided for regional radiotherapy quality management and scientific research analysis.

The invention relates to an ultraviolet-visible light full-wavelength scanning sewage quality online rapid detection method and an application thereof. A full-waveband spectrum detection system is used for carrying out full-waveband scanning on sewage, a water body is directly scanned in an immersion mode, and obtained spectral absorption information of the sewage is transmitted to the full-waveband spectrum detection system; an absorption full-spectrum chart of the sewage is calculated by utilizing the full-waveband spectrum detection system; a multiple regression equation of each to-be-detected substance is obtained by fitting through a multiple regression equation model by utilizing the full-waveband spectrum detection system, wherein the multiple regression equation model is as follows: Yn = A1 * x1 + A2 * x2 +... + A210 * x210 +... + An * xn (n = 215-217), Yn is a target parameter prediction value, and A1 to An are respectively a coefficient of a wavelength corresponding to each model. The full-waveband spectrum detection system is used for detecting water quality parameter values. The simultaneous detection of various substances is realized, the detection time is short and is15 seconds, and the result can be obtained.

The invention discloses a method for obtaining wheel rotation signal characteristic quantities based on wheel tangential acceleration curves. A gyroscope-free micro-inertial measurement unit is installed on the wheel hub equatorial plane of each wheel of a motor vehicle to obtain wheel tangential acceleration sensing signals. After the signal is processed by signal conditioning, digitalization and temperature compensation, the tangential acceleration curve of the wheel rotation is obtained. The data curve is obtained through attitude calculation and short-time Fourier transform feature extraction operation to obtain the characteristic quantity of the wheel rotation signal. The characteristic quantity parameter of the wheel rotation signal is obtained by Data fusion and analysis can provide a basis for the analysis and research of automobile tire brake monitoring, four-wheel alignment, wheel motion attitude and other parameter calculations, and can be used as a reference for wheel motion safety evaluation, and provide a new method for wheel rotation signal feature measurement.

The invention provides a method and device obtaining wonderful moment frames in game direct broadcasting; the method comprises the following steps: S1, obtaining a position of a target image in game direct broadcasting, wherein the target image containing wonderful moment broadcast words is obtained from the game direct broadcasting in advance; obtaining a contrast image from the position of the present frame in the game direct broadcasting; S2, using a perception Hash algorithm to obtain a Hash value of the target image and the contrast image; S3, if the distance between the hash values of the target image and the contrast image is smaller than a first preset threshold, using the present frame on which the contrast image is located as the wonderful moment frame. The method and device can real time obtain wonderful moment frames on one hand, and can only use the target image containing wonderful moment broadcast words to identify on the other hand, thus reducing influences by the background on the wonderful moment frame identifications, and improving the wonderful moment frame obtaining precision.

The invention is a method for realizing Fourier transformation with two-tone grating math board to generate pai phase shift sine structure light field in three-dimension sensing technology. The match board is made of semi-period stripes with two-tone, and forms the light field whose sine intensity distribution have a pai phasic difference after imaged by the optical imaging system; or use color camera to photo the two-tone grating match board; or uses tiny technology to produce two-tone grating match board. The match board is used in Flourier outline, it needn't any phase shifting device. It can reconstruct the three-dimension surface shape according to the Pai phase shift stripe image.

The invention discloses a LoRa technology-based intelligent streetlamp management system, and relates to the fields of a wireless communication technology and a sensor technology. The intelligent streetlamp management system comprises streetlamp sensing nodes, a data processing terminal, an information center and a repair reporting client end, wherein each streetlamp sensing node is in bidirectional wireless communication with the data processing terminal through a LoRa communication mechanism; each streetlamp sensing node transmits streetlamp state information, ambient light strength information and PM2.5 monitoring data to the data processing terminal; the data processing terminal performs real-time processing on the data from each streetlamp sensing node, controls on-off and luminance of a corresponding streetlamp, and transfers the received information and data to the information center; the information center performs analysis, statistics and storage on the information and data from the data processing terminal; and the repair reporting client end can provide a suggestible maintenance scheme. By virtue of the intelligent streetlamp management system, electric energy utilization rate of the streetlamp or a landscape lamp can be improved, and energy efficiency management and energy saving can be realized; and the intelligent streetlamp management system has the advantages of multi-stage concentrated management, flexible monitoring modes and high expandability.

The invention discloses a method for acquiring optical power, a device and OLT thereof, belonging to the optical network field. The method comprises the following steps: receiving uplink signals from at least two optical network units; determining whether the optical power of the optical network unit is required or not according to the identification information or uploading time of the optical network unit in uplink signals; if so, the optical power of the optical network unit is acquired. The device comprises a receiving module, a judging module and an acquiring module. The OLT comprises ADC, a memory and a medium access control unit, wherein the medium access control unit is connected with the memory or connected with the ADC. By adopting the invention, the optical power of the ONU can be accurately acquired so that the cost is saved, and the acquisition can be realized at any time without interrupting normal services; the system has the advantages of easy expansion, good maintainability and lower maintenance cost; the optical power can be selectively acquired, the system can control start time and finish time of acquisition, thereby greatly improving the rate of accuracy.

The embodiments of the invention disclose an information acquisition method, a device and a system. The method includes the following steps: monitoring data is acquired; whether the monitoring data meets a preset alarm condition is determined; and if the monitoring data meets the preset alarm condition, alarm information is sent to a communication endpoint Socket interface used for implementing data exchange between processes on a host operating system so the Socket interface can send the alarm information to a protocol Websocket server used for carrying out full-duplex communication on a single transmission control protocol (TCP) connection, the Websocket server can send the alarm information to a Websocket client, and the Websocket client can display the alarm information. According to the technical scheme of the invention, the Socket interface, the Websocket server and the Websocket client enable the alarm information to be sent to the application layer and displayed in time, without waiting for the alarm display interface to refresh.

The invention discloses an elevator maintenance system and a method based on a two-dimensional code and a global positioning system. The elevator maintenance system comprises a hand-held terminal, a two-dimensional code scanning part, a GPS positioning part, a mobile communication network, an elevator maintenance system and a monitoring center server. The hand-held terminal comprises a GPS module, a camera, a two-dimensional code scanning module and a GPRS module, information monitored by the hand-held terminal is transmitted to the monitoring center server through the mobile communication network, the maintenance information is fed by the elevator maintenance system to the monitoring center server, during maintenance, a two-dimensional code identification of an elevator is shot by the hand-held terminal having the shooting function, geographic information of the location of the elevator is positioned by utilizing the GPS module of the hand-held terminal, and related information acquired through two-dimensional code decoding and the geographic information are together transmitted to the monitoring center server for contrast, analysis and storage. The elevator maintenance system effectively improves maintenance timeliness of the elevator and reduces hidden safety trouble caused by improper elevator maintenance.

The invention discloses a deep oil reservoir high-temperature and high-pressure gas-displacing oil microcosmic visualization experiment method, which comprises the following steps of: installing a glass etching model for simulating a rock sample under an actual reservoir condition in a high-pressure sealed holder, and performing vacuumizing; injecting confining pressure liquid into a reservoir confining pressure annular cavity, and controlling the confining pressure through a confining pressure tracking pump; heating the confining pressure liquid in the reservoir confining pressure annular cavity through a high-temperature heating container; placing a glass etching model under a microscope; loading crude oil and a displacement fluid medium into a heating constant-temperature piston container, and adjusting a back pressure unit to a stratum simulation pressure; and carrying out a water and gas injection displacement experiment through a high-pressure injection pump and a gas pressurization system. The method can be used for simulating the oil-water-gas distribution state and fluid migration characteristics in a micro-nano pore structure, quantitatively characterizes the high-temperature and high-pressure water drive, gas drive and chemical drive microcosmic remaining oil starting mechanism, and has important guiding significance for judging the oil-water saturation distribution and size in the oil field reservoir development process.

The invention provides a database data unified collection and distribution method and system, and the method comprises the steps: carrying out the periodic unified collection of data in at least one target data source shared library through employing at least one collection instance based on a plurality of striped subtasks; normalizing the data acquired by each acquisition instance according to apre-acquired data processing rule; and uniformly distributing the data after data processing to at least one corresponding target end so as to enable a data demander of the target data source shared library to acquire the corresponding data from the corresponding target end. One-point acquisition and multi-point distribution for the data source shared library can be effectively realized, and real-time acquisition of data of the data source shared library by a demander can be realized while resources of the data source shared library are not occupied.

The invention discloses a processing method and a processing system for game data. The real-time obtaining of the game data is realized in the condition of being independent on a game server. An embodiment of the invention provides the processing method of the game data. The processing method of the game data comprises the following steps that a data detection client side obtains the game data from a game client side, and stores the obtained game data in a data center, wherein the game data are generated when a game interaction is carried out between the game client side and the game server; the data center receives a data query request forwarded by an application program server, and the data query request is sent to the application program server by an application program client side; the data center obtains a data query result according to the data query request, wherein the data query result includes the game data queried according to the data query request; the data center sends the data query result to the application program server; the application program server receives the data query result from the data center, and then the application program server forwards the data query result to the application program client side.