80results about How to "Save in real time" patented technology

The invention relates to the technical field of intelligent driving, in particular to an anti-fatigue safe driving method for vehicles based on big data. A driver identity identification anti-theft function, a driver biological monitoring technology, a vehicle driving state monitoring technology, a big data synchronization processing technology, an early warning reminding function and an assisteddriving function are integrated together. The driver and vehicle driving state monitoring can be simultaneously performed, and whether the driver is tired or asleep or not is comprehensively judged based on the state of the driver and the vehicle. In the case of fatigue driving or sleeping driving of the driver, after comprehensive comparison judgment of the big data processing, the early warningreminding function is opened and the intelligent assisted driving function is turned on to prevent human error from causing a fatal vehicle crash. All the driving data can be saved to the cloud in synchronization, and when the driver drives other vehicles, the previous driving data of the driver is downloaded to the current vehicle for synchronization.

The invention discloses a device for comprehensively measuring linear guide rail friction force and manufacturing and mounting errors, and belongs the technical fields of measurement. The device for comprehensively measuring the linear guide rail friction force and the manufacturing and mounting errors mainly comprises a linear feeding system, a guide rail and sliding block friction force measuring device, a guide rail linearity error measuring device and a guide rail mounting parallelism error measuring device. The guide rail and sliding block friction force measuring device drives a sliding block to move through a servo motor to achieve measurement of the dynamic friction force of the sliding block at different running speed and under different loading effects, and the value of the friction force can be obtained by utilizing a pull pressure sensor. The guide rail mounting parallelism error measuring device converts parallelism errors among guide rails into internal stress of a connecting rod, and the values of the parallelism errors can be obtained through measurement of the pull pressure sensor. A standard straight gauge block is utilized by the guide rail linearity error measuring device as a reference of measurement, the linearity error of the guide rails is converted into changes of compression amount of a spring, a least square method is utilized for processing, measurement is convenient, and measurement accuracy is high.

The invention relates to an optical fiber vector hydrophone demodulation system based on a ZYNQ series FPGA, which belongs to the technical field of application of optical fiber vector hydrophones. The demodulation system comprises a ZYNQ FPGA, an optical fiber vector hydrophone signal acquisition module, a USB storage module, a network interface module and a DDR3 synchronous dynamic random accessmemory (SDRAM), an expansion interface and a FLASH, with the latter six being connected to the periphery of the ZYNQ FPGA. The ZYNQ FPGA integrates a processing system PS part of the ARM processor and a programmable logic PL part of the Xilinx, optical signal acquisition, PGC adjustment, parameter measurement and calibration, data storage and network sending are integrated on one FPGA, and the requirements of miniaturization and underwater autonomous working of the optical fiber vector hydrophone are met. The defects in the prior art can be overcome, and popularization and application space can be wide.

A two phase flow ground simulation test method and a device under a flying loading action belongs to the technical field of measuring two phase flow. The method utilizes a flying dynamic loading simulation platform to simulate the dynamic loading state of an airplane and acquires different centripetal accelerations through adjusting the rotary speed of a dial so as to simulate the flying loading state. The device consists of the flying dynamic loading simulation platform and a two phase flow test system; wherein, the two phase flow test system consists of a floating water circulating system, a liquid parameter measuring system and a data collecting and storing system. The method and the device can carry out the two phase flow ground simulation test under the flying loading action on the ground.

The invention relates to a multifunctional electronic tape, which comprises a shell, a wire-pulling distance measurement device, a liquid crystal display, a PCB and a battery, wherein the liquid crystal display is embedded in the shell, the PCB and the battery are fixed in the shell, the PCB is provided with a single-chip microcomputer, the wire-pulling distance measurement device comprises a wire pulling head, a wire and a wire winding device, the shell is further fixedly provided with two guide columns at the corners, one end of the wire is wound on the wire winding device, the other end of the wire sequentially bypasses the two guide columns and then penetrates out from one corner of the shell, the other end of the wire is fixed with the wire pulling head with a magnet, and the shell is further internally provided with an optical image sensor at the position between the two guide columns. According to the invention, multiple functions are integrated, the multifunctional electronic tape can be independently used, the measured length is displayed in the mode of a numerical value, the trouble of scale reading is saved, the measurement precision is higher than that of a traditional steel tape, he measurement error is less than 1mm, and intelligent tape data can be transmitted to a mobile phone in real time through an APP so as to be convenient for recording and consulting.

A method for testing mobile terminal includes catching log information of journal file by mobile terminal and storing said log information, restoring stored log information into storage unit by mobile terminal.

The invention discloses a motor vehicle pollution source online monitoring system. The system comprises a transceiver end and a reflecting end installed at two sides of a road. A light path measuring area between the transceiver end and the reflecting end is located on an empty section of the road. The system comprises a data collector, a motor vehicle exhaust gas pollutants online monitoring module communicating with the data collector, an environment and climate parameter monitoring instrument, a noise monitoring module and a vehicle flow statistic module. The output end of the data collector can be connected with a data center platform. The motor vehicle exhaust gas pollutants online monitoring module uses the combination of infrared laser and ultraviolet laser to measure total emission of motor vehicle exhaust gas pollutants above the road, and comprises a gaseous pollutant monitoring module and a particle monitoring module. The motor vehicle pollution source online monitoring system uses the modular design, integrates multiple types of front end monitoring equipment, is capable of fast and correctly determining the pollution sources, needless of personnel keeping watching in the operation process. The system achieves the real time online monitoring of comprehensive environment such as air, sound, climate and vehicle.

The present invention discloses a label information updating method, apparatus and system, and belongs to the field of computer technology. The method includes: obtaining a strange number in the terminal every preset time interval; sending an updating request to a server, wherein the updating request comprises the strange number and a terminal identifier, so as to obtain label information corresponding to the strange number in the server; and updating the label information corresponding to the strange number according to the obtained label information corresponding to the strange number. The present invention solves the problem that many labels of the strange numbers will lose effectiveness in the prior art, and achieves the effect of storing the newest label information of the strange number in real time through obtaining a strange number in a terminal every preset time interval; and sending an updating request to a server so as to receive label information corresponding to these, strange numbers from the server, thereby updating label information corresponding to these strange number in the terminal.

The invention belongs to the technical field of composite material and nondestructive detection, and relates to a composite material porosity value evaluation method based on ultrasonic detection. The method is implemented as follows: an ultrasonic transducer, an ultrasonic detection unit, porosity evaluation modeling, porosity database establishment and other main parts. Detection signals of a composite material test block with known porosity content are detected to obtain ultrasonic parameters for establishing a porosity evaluation model, and a porosity database is established according to the species and forming process of a composite material to be detected, wherein the adjacent porosity content difference range of the composite material test block for modeling is 0.5%-1%. By selection of a corresponding species and forming process in the composite material porosity database, porosity ultrasonic value evaluation of different composite materials can be realized, and auto alarm, recording, storing and the like of porosity values can be performed in real time. The composite material porosity value evaluation method can be used in interior and outdoor porosity value evaluation and detection of composite material engineering structures, does not require special sample preparation, and is high in efficiency and free of pollution.

The invention discloses a method for measuring the dynamic full-surface local strain and the uniformity of a sand tri-axial test sample by utilizing a digital image processing technology and belongs to the technical field of soil tests. The method is implemented based on a small tri-axial testing apparatus and comprises the following steps of utilizing an external high-speed industrial camera to perform a test whole process photographing on the surface of the tri-axial test sample after speckle treatment, and acquiring whole process image data; utilizing a PS to perform pretreatment on a testimage, taking a part of the image from a total field rectangular image of the test sample as a calculation stripe, and utilizing a DIC image processing technology to calculate region data of each calculation block to finally obtain center point actual displacement of each calculation block; calculating a local strain according to the obtained center point actual displacement of each calculation block; and distinguishing the total stain development uniformity of a test sample body in the test process according to each local strain, obtained by calculation, of the test sample body. By adopting the method provided by the invention, adopted equipment and devices are simple, test operation is convenient, interference on the test sample in the test process can be reduced, and various local strains of the test sample can be accurately measured.

A method for verifying the legality of the software use right comprises the following steps: acquiring a unique identifier of equipment, and encrypting the unique identifier of the equipment to generate a machine code ciphertext; the authorization party decrypting the machine code ciphertext to obtain a unique identifier of the equipment, organizing authorization information of the decrypted unique identifier, and encrypting again to generate an activation code; the client decrypting the activation code to obtain authorization information, and writing the authorization information into a localmemory to form an authorization file; and when the software runs, the client recording the software running information, encrypting the software running information and storing the software running information in the authorization file in real time, and the authorization file decrypting the encrypted software running information and verifying the authorization information of the software. According to the method for verifying the legality of the software use right, the authorization information is obtained through multiple times of encryption and decryption, the authorization information is written into the local, the encrypted software operation information is stored into the local in real time, the authorization information is verified, and the purpose of controlling the software is achieved.

The invention provides a vapour condensation test method and a device by using a rotary stage to simulate the state of air movement load, belonging to the technical field of two-phase flow test. The movement load is obtained by stimulation of a ground rotary stage, and air dynamic load with different magnitudes can be obtained by regulating the rotary speed of the stage. The method mainly comprises the following four parts: a rotary table, a steam circuit, a coolant circuit, and experiment test and data acquisition storage equipment. The method and the device can simulate and research vapour condensation on air movement load in ground condition.

The invention provides a medical system based on an intelligent medical bed, which comprises an intelligent medical bed, a central monitoring and management service system and a cloud medical service center, wherein the intelligent medical bed and the central monitoring and management service system are in communication connection, the central monitoring management service system and the cloud medical service center are in communication connection through a network, the cloud medical service center can connect the central monitoring and management service systems of a number of hospitals, the intelligent medical bed are provided with a plurality of communication ports to monitor users, acquire the current health parameters of users and transmit to the central monitoring and management service system, and the cloud medical service center is used for acquiring the history diagnostic parameters of the users, receiving the current health parameters of the users and storing. The medical system of the invention can calculate and obtain a diagnosis report according to the current health parameters acquired by the intelligent medical bed and the historical diagnosis parameters acquired and stored by the cloud medical service center, and provide basis for the physicians to diagnose the users and reduce the medical treatment time of the users.

The invention relates to an automatic identification system and a method of a handwriting Chinese character. The system comprises an EMB-4650 main board, wherein expanded sub-interfaces of the EMB-4650 main board are a low voltage differential signaling (LVDS) interface, a digital video interactive (DVI) interface, a universal serial bus (USB) interface and a computer-output microfilm (COM) interface which are respectively connected with an AUO display screen, a DVI-LVDS signal converting board, a USB controller and a global system for mobile communication (GSM) module. The DVI-LVDS signal converting board is connected with another AUO display screen, and the USB controller is connected with a touch screen. The identification method comprises the steps of (1) inputting handwriting Chinese character data, (2) preprocessing the handwriting Chinese character data, (3) extracting shape features of the handwriting Chinese character data, and (4) identifying the handwriting Chinese character data. By means of the automatic identification system and the method of the handwriting Chinese character, a novel polar coordinate feature recognition method with font centroid as a reference point. Users can record, store and send important information in real time by utilizing a handwriting mode, thereby achieving the matching between handwriting Chinese characters and handwriting Chinese characters. The system integrates high confidentiality and high-speed transmission and is suitable for intelligence agents to collect and screen the important information.

The invention discloses an intelligent skynet actual combat commanding and analyzing system which comprises a quick positioning module, a peripheral information gathering module, a commanding planning module, a cooperative combat module and a man and vehicle distribution and control module. The quick positioning module is used for rapidly searching and positioning a designated spot and a designated area, the peripheral information gathering module is used for gathering and collecting information point position area information, the commanding planning module is used for directly propelling combat orders to a situation and incident place command center client site for being issued in a platform client site mode, the cooperative combat module is used for propelling a cooperative combat plan to a related department and launching a soft video to conduct cooperative combat, and the man and vehicle distribution and control module is used for mastering actual tracks of men and vehicles to complete distribution and control over the men and the vehicles. The intelligent skynet actual combat commanding and analyzing system can conveniently and accurately obtain point position information, rapidly give combat orders, visually and accurately display situation information, rapidly share information, and timely save situation development and commanding combat information.

The invention discloses a method for realizing a historical data report by breaking away an industrial configuration software database interface, comprising the following sequence: confirming the type of industrial configuration software according to the selection of a user; selecting an OPC/DDE interface function; acquiring data through an OPC/DDE interface in real time; storing the data which are acquired in real time into a data buffer and waiting for picking-up a request; setting the type of a data report to be generated according to the selection of the user; setting the data range of the data report to be generated according to the selection of the user; using an invoking function to invoke data from the data stored in the buffer; and generating the data report. After the configuration software is operated by the method, the configuration software with any format can achieve a data generating function, and types and amounts of data variables can be stored in real time and modified, deleted or increased on the basis of storage, thereby the method has the advantages of simpleness, high speed, arbitrariness and practicality.

The invention discloses a multipurpose intelligent table lamp which comprises a base. A support is mounted on the base, a lamp holder is mounted on the top of the support, a luminous element is mounted on the lamp holder, an intelligent control module is mounted in the base, a loudspeaker box, a camera and a control key group which are connected with the intelligent control module are mounted on the base, and a data storage module and a data transmission module which are connected with the intelligent control module are mounted in the base; an aromatherapy atomization device is mounted on the lamp holder, a power adapter is connected onto the base, an input end of the power adapter is connected with mains supply, and an output end of the power adapter is connected with the intelligent control module. The multipurpose intelligent table lamp has the advantages that the multipurpose intelligent table lamp has a music listening function owing to the loudspeaker box, aromatherapy and humidification further can be carried out, mobile phones can be charged, music files in the data storage module can be played, real-time video monitoring, file storage and file uploading functions can be implemented, and houses can be checked and monitored on mobile phone sides via the internet.

The invention relates to a control method of an idle testing platform of a speed change box. The control method comprises the following steps of: (1) sending a control signal; obtaining the control signal by a controller and distributing one address unit for a control instruction; sending the address unit to an executing unit; (2) receiving a detection signal; sending the detection signal to the controller through a detection sensor; screening the signal through the controller; after carrying out conversion on the screened signal, displaying on a display screen; (3) preserving the signal and writing the signal into an EXCEL table; and (4) playing back the signal and switching back to a playback mode, selecting an EXCEL file path needing to be played back and loading EXCEL files, reading numerical values in the files and displaying the numerical values on the display screen in a pattern form. The control method provided by the invention is simple and flexible in control manner and brings convenience for operation of operators; a plurality of types of operation modes are set, so that the operators can conveniently operate and select; and historical data and current data are preserved, so that the operators can conveniently loop up and refer the data and reference data is provided for an idle state test of the speed change box.

The invention provides a transmission valve body testing device. The signal output end of an oil pressure detection module and the signal output end of a gear switch detection module are connected with the signal input ends of a controller module respectively; and the signal output ends of the controller module are correspondingly connected with the signal input end of an oil pressure ultralimit alarm module and the signal input end of a cycle index standard reaching prompting module respectively. With the transmission valve body testing device of the invention adopted, automatic testing of a valve body is realized. The controller module is connected with a storage module through a CAN bus, and the storage function of a general CAN card is utilized to store data in a testing process, and therefore, off-line analysis on the movement process of a valve core can be facilitated. The transmission valve body testing device has a manual testing function, and therefore, different testing needs can be satisfied. After testing is completed, an alarm can be given, so that a user can be prompted, and therefore, testing efficiency is higher; and test data can be saved in real time, so that off-line analysis can be facilitated.

The invention relates to the field of mouse and keyboards and especially relates to a work-monitoring keyboard-mouse device and a method for monitoring a computer use process thereof. The work-monitoring keyboard-mouse device comprises a mouse, a keyboard, a router, a mobile terminal and a cloud server, wherein the keyboard is equipped with a keyboard network module, a keyboard data port, a keyboard communication control module and a keyboard track recording module; the mouse is equipped with a mouse network module, a mouse data port, a mouse communication control module and a mouse track recording module; the cloud server is equipped with a server data port, a database, a data processing module and a wireless communication module matched with the mouse network module and the keyboard network module; the keyboard and the mouse are connected with a host computer through keyboard and mouse circuits; the router is respectively and correspondingly connected with a data port of the host computer and the server data port of the cloud server in a wired or wireless form; and the mobile terminal is correspondingly connected with the router through a wireless communication protocol.

The invention relates to the technical field of microscopes, in particular to a microscope lighting brightness auto-memory system and method and a microscope; the microscope lighting brightness auto-memory system comprises an objective converter which is provided with a position code tag and a code reading sensor for reading the position code tag; the code reading sensor is connected with a control main board which is connected with a dimming circuit board and an encoder, and a microscope light is connected with the dimming circuit board. After the converter in the microscope lighting brightness auto-memory system switches to use different objectives, lighting brightness is automatically adjusted to a memory value; brightness value adjusted via the encoder may be memorized automatically in usage; each time after the objectives are switched, adjusting the lighting brightness again is not required; if there is a need for adjusting current lighting brightness, the lighting brightness may be adjusted and then automatically saved; this method saves adjusting time, avoids lighting brightness errors, and improves work efficiency and work quality.

The invention discloses a bifluorescence tracing imaging device. The bifluorescence tracing imaging device comprises a computer, a housing, a phase color mirror, a first camera, a second camera, a control device and an excitation light source. The excitation light source is arranged on the housing, a light inlet hole is formed in the housing, the phase color mirror, the first camera, the second camera and the control device are all arranged in the housing, the lens of the first camera right faces the light inlet hole, the phase color mirror is arranged between the light inlet hole and the first camera, the included angle between the connection line of the light inlet hole and the lens of the first camera and the phase color mirror is an acute angle, the second camera is arranged on one side of the phase color mirror, the lens of the second camera faces the phase color mirror, the control device is connected with the first camera, the second camera and the computer, adjustment buttons and a power interface are arranged on the housing, the adjustment buttons are electrically connected with the control device, and the power interface is electrically connected with the first camera, the second camera and the control device.

The invention provides an optical module automatic test system and method, and the system comprises a PC, a spectral characteristic test module, an optical power test module, an eye pattern test module, a sensitivity test module, and an overload point test module. The spectral characteristic test module, the optical power test module, the eye pattern test module, the sensitivity test module, a LOS test module and the overload point test module are all connected with the PC. The invention aims to optimize and integrate the processes and improve the test efficiency, the automatic test is mainly controlled by the PC, manual operation links such as instrument operation and data recording are released, a single person can control a plurality of test platforms, the automatic test system does not need frequent manual contact with equipment, so that damage and loss to precise instruments in the production process are greatly reduced, and meanwhile, the test efficiency is improved.