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139results about How to "Reduce programming difficulty" patented technology

Multi-axis linkage numerical control laser processing system

The invention provides a multi-axis linkage numerical control laser processing system, which is structurally characterized in that a workbench is provided with a linear guide rail, two ends of the guide rail are provided with a workbench tail seat and a headstock respectively, and two open center brackets are movably arranged on the guide rail and are positioned between the workbench tail seat and the headstock; a guide rail stand is arranged beside the workbench, the guide rail stand is provided with another parallel guide rail, and a movable sliding stand is movably arranged on the guide rail; a robot is fixed on the movable sliding stand, and a laser processing head is arranged at the tail end of a last joint of the robot; and a controller is connected with the robot and the movable sliding stand through control wires respectively so as to control the robot and control the movable sliding stand to drive the robot to move on the guide rail stand. The system solves the problem that a joint robot laser processing system has a small processing range, and can meet the numerical control laser processing requirements of parts of large size and super-large size.
Owner:HUAZHONG UNIV OF SCI & TECH

Interlanguage system and interlanguage engine and interlanguage translation system and corresponding method

The invention provides an interlanguage system, which utilizes a uniform interlanguage code readable for machines to represent a natural language, wherein the system includes an interlanguage lexicon module and an interlanguage sentence pattern module, and words and clauses in the two modules are respectively encoded. The invention also provides a machine translating system utilizing the interlanguage translation engine and the interlanguage method of the interlanguage system and the method corresponding to the system. According to the invention, as the single interlanguage system is adopted, not only is the language standard problem during the natural language processing solved, but also the developing cost for the translation software is greatly cut, and the structure of the translation software is simplified. The interlanguage system can lay the basis for developing other application software and tools in the natural language processing.
Owner:SHANGHAI ZHAOTONG INFORMATION TECH

Communication system of intelligent device, programmable protocol gateway device and communication method thereof

The invention provides a communication method of a programmable protocol gateway. The method comprises the steps of S1, setting a plurality of ports; S2, judging the type of serial ports of the programmable protocol gateway, and if the type of the serial ports is an initiative uploading type, executing the S3, and if the type of the serial ports is a polling type, executing the S4; S3, calling a READ port to read data, storing the data into a memorizer, checking the data, and analyzing the data by utilizing the ST language; S4 calling a WRITE port to send data of a preset format in a timing mode, checking the data, calling the READ port to read the data, storing the data into the memorizer, checking the data, and analyzing the data by utilizing the ST language. The invention further provides the programmable protocol gateway and a communication system of an intelligent device with the same. According to the communication method of the programmable protocol gateway, the programmable protocol gateway and the communication system of the intelligent device, a user can convert various protocols into a standard protocol through programming, an upper computer only needs to analyze one protocol, and therefore the programming difficulty is reduced.
Owner:BEIJING TENGCON TECH

Graphical Python programming interaction method and system and electronic equipment

The invention discloses a graphical Python programming interaction method, a graphical Python programming interaction system and electronic equipment, which are applied to a graphical Python programming client, and the system comprises a building block editing module for writing Python codes by dragging, splicing and combining pre-stored building blocks in a building block programming mode; The text code editing module is used for displaying and writing Python codes in a text form in a text code programming mode; The conversion module is used for mutually converting the packaged building blocks and Python codes; The operation module is used for executing the compiled Python code; And the output module is used for outputting an operation result of the Python code. According to the embodiment of the invention, the Python codes are compared with the graphical building blocks one by one, Python programming is assisted, the Python programming difficulty is reduced, and beginners such as teenagers can learn Python programming conveniently.
Owner:SHENZHEN DIANMAO TECH CO LTD

FPGA-based thin film rolling tension control system and method

The invention discloses an FPGA-based thin film rolling tension control system and method. The system comprises a tension signal collection module, a thin film rolling tension control module, a thin film rolling module and an upper computer operation panel. A programmable logic device FPGA controls a chip to achieve a fuzzy PID control algorithm, the speed controlled quantity of a brushless direct current motor is obtained, a double closed-loop control algorithm of the brushless direct current motor is combined, then signals are controlled to be correspondingly changed and adjusted when tension changes in the rolling process of a thin film, and constant control over the tension in the rolling process of the thin film can be achieved through real-time collection of tension of the thin film by utilization of the fuzzy PID control algorithm; the development cost is low, the integration level of the system is high, the steady state performance is good, the response speed is high, the control precision is high, and adaptability is high.
Owner:XI AN JIAOTONG UNIV

Ship reactor shielding design optimization method based on neural network and genetic algorithm

The invention discloses a ship reactor shielding design optimization method based on a neural network and a genetic algorithm. A Monte Carlo method is used for simulating and calculating the reactor neutron and photon transport process; an MCNP (Monte Carlo N Particle Transport Code) program is used for carrying out simulation and calculation on a ship reactor layered shielding model; a neutron and photon flux after the reactor shielding is obtained; the total equivalent dose is worked out; a topological structure of a BP (Back Propagation) neural network is determined according to the input parameter number n1 and the output parameter number n2 of a sample; an adaptation degree function of the genetic algorithm is determined according to a reactor shielding problem objective; the recommended adaptation degree function is selected; and the strong optimization capacity of the genetic algorithm is used and is mutually coupled with the neural network to find the optimum shielding parameter. The ship reactor shielding design optimization method has the advantages that the high fitting capability of the neural network is used; the time consumption of the MCNP program in the particle transport process is reduced; the good optimization capacity of the genetic algorithm is used; and the optimum shielding parameter can be found in few iteration steps.
Owner:NANHUA UNIV

Static contact angle calculation method

The invention discloses a static contact angle calculation method in the technical field of material performance test. The method includes: simulating to generate droplet margins of different sizes and contact angles on the basis of the Young-Laplace equation; calculating the contact angles of the droplet margins generated by simulation to obtain relation among the calculated contact angles, the droplet sizes and the real contact angles; taking a picture of a real droplet image and calculating the contact angle of the image; and using the interpolation or similar methods to obtain accurate contact angles according to the contact angle of the actual image and the relation among the calculated contact angles, the droplet sizes and the real contact angles. Errors brought by large droplet sizes and contact angles to the circle fitting method and theta / 2 method can be effectively reduced, calculation efficiency is improved, and programming difficulty is lowered.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

Sensing carpet, method and method used for monitoring pedestrian flow density in public place

The invention discloses a sensing carpet, a system and a method used for monitoring pedestrian flow density in a public place. The monitoring of the pedestrian flow density is realized through the communication between the sensing carpet and a monitoring terminal by taking the sensing carpet as sensing equipment of the pedestrian flow density. A sensing detection circuit of the sensing carpet mainly comprises a detection module, a communication interface and a plurality of compression detection devices arranged in the sensing carpet in arrays; the sensing detection circuit is simple in structure, low in cost and easy to realize; the sensing carpet can be paved in various public places at any time, can be used and installed immediately, and is very convenient to install, detach and move; and the monitoring terminal can be realized by any terminal with communication, data processing and display functions, can realize portable monitoring. The processing flow of the overall system is simple, the programming difficulties of software programming personnel are reduced, the hardware performance requirements on a sensing carpet detection module and the monitoring terminal are reduced, and both the manpower and resource cost of system development can be controlled effectively.
Owner:CHONGQING JIAOTONG UNIVERSITY

Dipolar coordinate four free degrees parallel robot based on dual-worm

The invention discloses a dipolar coordinate four free degrees parallel robot based on a dual-worm, comprising an upper screw mechanism, a lower screw mechanism, puncture needle mechanisms, a dual-worm transmission mechanism, a main connection board, a parallel platform holder and a support frame. One end of the parallel platform holder is fixed on the main connection board through a three-jaw structure, and the other end is connected with the support frame through a threaded coupling. The dual-worm transmission mechanism is arranged on one side of the main connection board and is connected with the main connection board. The upper screw mechanism and the lower screw mechanism symmetrically arranged at the two sides of the center of the main connection board are respectively connected with the dual-worm transmission mechanism to form two rotation free degrees, meanwhile the puncture needle mechanisms arranged on the upper screw mechanism and the lower screw mechanism form two movementfree degrees. The robot of the invention has the characteristics of simple and compact structure, light weight, small joint space, good rigidity, large working space and high flexibility, and is suitable for the automatic position of the manipulator used in minimally invasive surgeries of the neurosurgery, the orthopedic surgery, the prostate and the like.
Owner:昆山市工业技术研究院有限责任公司

Split electrode electrosparking method and adopted split electrode

ActiveCN103909315ASimple processing pathReduce programming difficultyThree dimensional modelImpeller
The invention belongs to the field of non traditional machining and discloses a split electrode electrosparking method which includes the following steps: extracting a three-dimensional model of a single flowing channel in a whole enclosed impeller according to the shape and the size of a cavity in the whole enclosed impeller; zooming the three-dimensional model of the single flowing channel, conducting area partitioning on the zoomed three-dimensional model to divide the model into a plurality of modules; conducting electrosparking on an electrode that each module corresponds to according to the shape and the size of the module to form the single flowing channel consistent with the three-dimensional model before zooming, and conducting electrosparking on other flowing channels. By means of the method, various materials difficult to machine can be machined with high efficiency and high accuracy, the electrodes are small in size, and sufficient space is acquired for retreating and avoiding of the electrodes, so that the whole enclosed impeller with the small flowing channel cavity and complex space structure can be machined. The machining track of each split electrode is simple, programming difficulty is reduced, and machining accuracy is ensured.
Owner:DIMON BEIJING CNC TECH +1

Real-time database data interaction method and system based on micro-service

The invention discloses a real-time database data interaction method and system based on micro-service. The method comprises the following steps: an SQL operation request is embedded into an REST request message body; the REST access request is received and the http message header is analyzed by adopting a service gateway technology; the request load is balanced to the access request execution micro-service instance, the access request execution micro-service instance analyzes the micro-service RESTful request message, SQL request content in the micro-service RESTful request message is extracted, a real-time database SQL interface is called for execution, and an execution result is returned. According to the method, the process of accessing the real-time database by the human-computer interaction front end can be simplified, the data access efficiency can be guaranteed, the programming difficulty can be reduced, the front end development efficiency can be greatly improved, and the interface display requirement of rapid change can be met.
Owner:NR ELECTRIC CO LTD +1

Track generation method capable of reducing magnetic interference of fixed-wing unmanned aerial vehicle platform

The invention relates to a track generation method capable of reducing magnetic interference of a fixed-wing unmanned aerial vehicle platform, is applicable to magnetic interference control on fixed-wing unmanned aerial vehicle avionics devices and belongs to the technical field of magnetic sensing. The method provided by the invention further reduces interference of a fixed-wing unmanned aerial vehicle magnetic field on onboard high-precision equipment by generating specific track points which do not interfere with task execution under the premise that the magnetic interference of the platform can not be completely eliminated after magnetic compensation is performed on a fixed-wing unmanned aerial vehicle in advance; and the method has the advantages of low cost, easy operation, high track point precision and easy realization. Besides, the method provided by the invention can also be operated even under the condition of being lack of a professional knowledge background, so that the method can be widely applied to task path planning in fixed-wing unmanned aerial vehicle engineering application.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Read-only register verification test platform and verification method based on UVM (Universal Verification Methodology Manual)

InactiveCN105446844AEasy to buildReduce the amount of programming and programming difficultyFunctional testingBus interfaceTest sequence
The invention discloses a read-only register verification test platform based on a UVM (Universal Verification Methodology Manual). The read-only register verification test platform comprises a test frame based on the UVM and a design module to be tested, wherein the test frame comprises a UVM test sequence and a UVM sequence generator; the design module to be tested is a digital design module provided with a register and a register read-write bus interface; the test frame based on the UVM is connected with the design module to be tested through the register read-write bus interface; the UVM test sequence can call the UVM sequence generator; the UVM sequence generator drives the design module to be tested through the register read-write bus interface; and the UVM test sequence carries out assignment rewriting on an internal signal of the design module to be tested through a VPI (Verilog Programming Interface). The invention also discloses a read-only register verification method based on the UVM. Verification efficiency can be effectively improved, and a verification confidence level is improved.
Owner:SHANGHAI HUAHONG INTEGRATED CIRCUIT

Dual-wavelength shearing interference digital holography microscope measuring device and method thereof

The invention discloses a dual-wavelength shearing interference digital holography microscope measuring device and a method of the measuring device. Laser emergent from two laser devices irradiates on a beam splitter prism from different directions, and exits from the same face of the beam splitter prism, irradiates on the same point on a detected object, then two coincident laser spots are obtained through amplification of a microobjective, then a plane reflecting mirror is used for irradiating two beams of laser on a plane optical flat, the laser is reflected on the front surface and the rear surface of the plane optical flat, the reflected laser vertically irradiates on a CCD camera, and the CCD camera is used for recording a hologram of the single beam of the laser. Matlab software is used for carrying out Fourier transformation on the holograms, positive one-level frequency spectrums of the laser of two wavelengths are extracted, inverse Fourier transformation is carried out on extracted information to obtain the holograms, an angular spectrum method is used for representing the holograms, phase positions are extracted, and further operation is carried out by subtraction of the phase positions to obtain three-dimensional height information of the detected object. The measuring device has the advantages of being simple in laser path, high in system stability, simple in representing procedure, and suitable for the fields of biomedical sciences and material sciences.
Owner:NANJING NORMAL UNIVERSITY

Air purifier based on big data and air quality analysis method

The invention discloses an air purifier based on big data and an air quality analysis method. The air purifier comprises an air source recycling and purifying device and a big data computing center; the air source recycling and purifying device comprises a heat preservation and insulation shell, and the outer side end of the heat preservation and insulation shell is connected with an air inlet andan air outlet; the interior of the corresponding heat preservation and insulation shell is divided into an air inlet channel and an air exhaust channel, an ion swarm purification mechanism is installed in an air inlet of the air inlet channel, an air inlet heat pump heat exchanger is connected with an air outlet of the ion swarm purification mechanism, and an indoor air supply mechanism is connected with an air outlet of the air inlet channel; and an air suction pump is installed at an air inlet of the exhaust channel, and an exhaust heat pump heat exchanger is installed in the exhaust pipeline. According to the air purifier based on big data and the air quality analysis method, the air exchange mechanism with the heat pump heat exchanger is adopted, plamacluster is adopted for air purification, the effect is good, the speed is high, meanwhile, an Hadoop cloud computing platform is adopted, the MR-BP algorithm is combined for air quality data analysis and prediction, the prediction precision is improved, and the cost is reduced.
Owner:韶关市诚湃新能源科技有限公司

Ecological security pattern construction method

The invention discloses an ecological security pattern construction method, comprising the following steps: firstly, acquiring a plurality of data points with known attributes of protecting an ecological security pattern and a plurality of data points with known attributes as construction sites; extracting environmental variables of the data points, and training for an LR model in SPARK through the environment variables of the data points, so as to obtain a relationship between each environment variable and the ecological security pattern; applying the weight vector of each environment variable obtained from the training to GIS to obtain a target grid, and constructing an ecological security pattern prediction model based on a logistic regression model; and when an ecological security pattern is to be constructed for a certain area, acquiring the distribution map of each environmental variable in the area, and inputting the environmental variables into the ecological security pattern prediction model to obtain an ecological safety pattern probability distribution map. The method can be used to accurately construct the ecological security pattern of each region, and has a relativelyhigh reference value in practical use.
Owner:GUANGZHOU INST OF GEOGRAPHY GUANGDONG ACAD OF SCI

Method for realizing IEC61499 flexible function block by using IEC61131-3 function block

The invention discloses a method for realizing an IEC61499 flexible function block by using an IEC61131-3 function block, which belongs to technical field of computer control, and is characterized by using characteristics of a function block with IEC61131-3 standard, namely the function block is reused completely, supports variable distribution and is suitable for completing complicated control strategy, generating a flexible function block with IEC61499 standard accorded with function requirement by configuration, downloading the flexible function block into a device of a programmable control system, executing function for realizing flexible block definition by scanning the IEC61131-3 function block. The invention has advantages of solving problem than the IEC61449 function block configuration can not complete special operation, expanding function of the IEC61499 function block, reducing program application difficulty of distribution control system, and having real meaning for application of the distribution control system based on the IEC61499 function block.
Owner:DALIAN UNIV OF TECH

Web network single-chip microcomputer compatible with HTML5 (Hypertext Markup Language)

The invention provides a Web network single-chip microcomputer compatible with an HTML5 (Hypertext Markup Language). Network communication and control between an HTML5Web webpage and a single-chip microcomputer can be implemented, development manners of assembly and C compiling of the conventional single-chip microcomputer are changed, and the single-chip microcomputer can be controlled and used by a software developer unfamiliar with single-chip microcomputer hardware. The single-chip microcomputer has the following characteristics that the single-chip microcomputer supports a TCP / IP (Transmission Control Protocol / Internet Protocol) network protocol and adopts a B / S cross-platform application framework; the single-chip microcomputer is programmed according to an HTML5 standard specification, so that the programming difficulty is small and the universality is strong; the document storage position is flexible, so that distributed storage can be implemented; the requirements on running of software and hardware are low, and the single-chip microcomputer can run through a browser, which is compatible with the HTML5, in client equipment.
Owner:海口丰润动漫单片机微控科技开发有限公司

Code conversion method and device, equipment and storage medium

The embodiment of the invention provides a code conversion method and device, equipment and a storage medium. The method comprises the following steps: reorganizing resources in a skill description file to obtain a reorganized storage position; according to the description file, carrying out intention registration of the skill to obtain a registration result; and converting the description file into a skill service code according to the description file, the reorganized storage position and the registration result. According to the embodiment of the invention, the resources in the skill description file can be recombined, and the intentions included in the description file are registered, so that the unified management of the resources is facilitated, and the storage space required by service deployment is reduced. In addition, the description file can be directly converted into a skill service code, rapid service generation is facilitated, and the programming difficulty of service development is reduced.
Owner:BAIDU ONLINE NETWORK TECH (BEIJIBG) CO LTD +1

Visual programming platform based on mobile terminal and two-dimensional drawing three-dimensional visualization method

The invention discloses a visualization programming platform based on a mobile terminal and a two-dimensional drawing three-dimensional visualization method, belonging to the technical field of building engineering. the visualization programming platform based on the mobile terminal, comprises a basic module being realized by a Unity 3d development platform; a parameter configuration module, configured to provide an annotation card picture; an interactive module, being realized by Unity 3d development platform and PlayMaker visual programming module. The two-dimensional drawing 3D visualization method based on mobile end, includes: importing the three-dimensional building information model into the Unity 3d development platform and setting corresponding relationship between two-dimensionalconstruction drawings and three-dimensional building information model on Unity 3d development platform, After scanning the two-dimensional construction drawings by the moving end, displaying the corresponding three-dimensional building information model on the screen of the moving end, and making the explosion effect animation and restoration effect animation of the three-dimensional building information model by the visual programming platform, so as to realize the three-dimensional display of the two-dimensional construction drawings on the moving end.
Owner:THE FIRST COMPARY OF CHINA EIGHTH ENG BUREAU LTD

Compilation method and compiler for heterogeneous system

The invention provides a compilation method and a compiler for a heterogeneous system. The compilation method for the heterogeneous system includes that system service statements are recognized, calculation statements are separated from the system service statements, and then the system service statements are identified; format parsing is carried out to the system service statements, and then system service information data is collected; a first statement is generated in a sub core program, the system service information data is packed and sent to a main core end input (I) / output (O) buffer, and then a service request is sent to a main core end; a second statement is generated in a main core program and includes a sub core computational load service program and a system service program corresponding to the service request; and a third statement is generated in the main core program, polling processing is carried out to the system service program based on identification, and then the system service program is processed based on the data in the main core end I / O buffer. By means of the compilation method and the compiler for the heterogeneous system, user-level isomorphic perspective programming is achieved in the heterogeneous system.
Owner:JIANGNAN INST OF COMPUTING TECH

A power flow calculation optimization method for a power system

The invention discloses a power flow calculation optimization method of a power system. Firstly, a virtual node is introduced into a unified power flow controller, and the function of the unified power flow controller is equivalent to injecting the equivalent power to the nodes at both ends of a line where the unified power flow controller is located, and the power balance equation of the system node is modified. Then, the convergence condition of power flow calculation is analyzed, and the objective function of the optimization model of power flow calculation is proposed. Secondly, the characteristics of power flow calculation are analyzed, and the constraint conditions of power flow calculation optimization model are put forward. Finally, computational optimization is carried out. The invention can effectively reduce the programming difficulty of the power flow calculation problem with the unified power flow controller, and provides a new solution idea for the power flow calculationproblem of the power system.
Owner:HOHAI UNIV

Gloss paint overprinting method of flexo printing machine

The invention discloses a gloss paint overprinting method of a flexo printing machine. The method is implemented through a gloss paint overprinting system which structurally comprises a printing roller servo driver, wherein a color mark sensor is arranged in front of the printing roller servo driver, the printing roller servo driver is connected to a controller through a switch, and the printing roller servo driver is connected with a printing roller motor and provides power for the printing roller motor. The method includes the steps that firstly, a color mark block occurring periodically is looked for on a printed product, when the color mark sensor detects a signal, the signal is transmitted to the controller, and the controller controls the printing roller servo driver to perform corresponding adjustment. The method solves the problems that in the prior art, overprinting cost is high, and equipment is complicated.
Owner:SHAANXI BEIREN PRINTING MACHINERY

Graph programming-based wearable device configuration method and system and configuration system

ActiveCN107368333AQuickly implement programmable function requirementsGuaranteed uptimeProgram loading/initiatingGraphicsFunctional requirement
The invention relates to the technical field of wearable devices, in particular to a graph programming-based wearable device configuration method and system and a configuration system. The graph programming-based wearable device configuration method comprises the following steps of: generating an action instruction program through graph programming; simplifying the action instruction program to generate an action instruction configuration file; sending the action instruction configuration file to a wearable device through a background; and analyzing the action instruction configuration file by the wearable device, creating an independent thread according to the action instruction configuration file and operating the independent thread to complete a corresponding action instruction. Through generating different action instruction programs and action instruction configuration files, a partially programmable function requirement for the wearable device is rapidly realized; and the independent thread which does not influence any original operated thread of the wearable device is created, so that the normal operation of the original functions of the wearable device is ensured and then the user experience is greatly enhanced.
Owner:FUJIAN RUITEL INFORMATION & TECH

UVM (universal verification methodology) based write-only register verification test platform and verification method

InactiveCN105320583AReduce authoring timeReduce the introductionFunctional testingUniversal Verification MethodologyBus interface
The invention discloses a UVM (universal verification methodology) based write-only register verification test platform. The UVM based write-only register verification test platform comprises a UVM based test framework and a DUT (device under test) module, wherein the UVM based test framework comprises a UVM test sequence and a UVM sequencer; the DUT module is a digital design module provided with a register and a register read-write bus interface; the UVM based test framework is connected with the DUT module through the register read-write bus interface; the UVM test sequence can call the UVM sequencer, and the UVM sequencer excites the DUT module through the register read-write bus interface according to a test requirement; the UVM test sequence accesses internal signals of the DUT module through a VPI (Verilog programmatic interface). The invention further discloses a UVM based write-only register verification method. According to the UVM based write-only register verification test platform and the verification method, the verification efficiency can be effectively improved, and the verification creditability is improved.
Owner:SHANGHAI HUAHONG INTEGRATED CIRCUIT

Redundant device, master-slave module determination method, topology system and communication decision method

The invention provides a redundant device, a master-slave module determination method, a topology system and a communication decision method. The redundant device comprises a first redundant module and a second redundant module. The second redundant module is used as a standby slave redundant module and is used for replacing the first redundant module when the first redundant module is used as a master redundant module to work and has a fault. The first redundant module and the second redundant module are provided with main communication ports and slave communication ports. The topology systemcomprises a controller, the first redundant module and the second redundant module, wherein the first redundant module is communicated and connected to the controller through the main communication port of the first redundant module or the slave communication port of the first redundant module; and the second redundant module is communicated and connected to the controller through the main communication port of the second redundant module or the slave communication port of the second redundant module. By using the redundant device, the master-slave module determination method, the topology system and the communication decision method, cost is reduced through simplifying a circuit, and simultaneously, programming difficulty is reduced and CPU efficiency and system reliability are increased.
Owner:重庆川仪控制系统有限公司

Photoelectric signal peak value detection method and device for flow cytometer, and flow cytometer

The invention relates to the technical field of cytobiology, and in particular relates to a photoelectric signal peak value detection method and device for a flow cytometer, and the flow cytometer. According to the method and the device, later appearing peak value points can be judged after a peak value point is determined according to an uplink threshold value, a downlink threshold value and a peak value threshold value by setting the uplink threshold value, the downlink threshold value and the peak value threshold value instead of zeroing signals from external input; furthermore, a peak value delay can be conveniently obtained, and the moment that the peak value point appears can be inferred from the peak value delay. Therefore, the device can quickly and precisely judge the peak value point and supply the moment that the peak value point appears, so that basis is supplied to cell subset classification and time delay charging and screening of the flow cytometer. Moreover, compared with a conventional method based on micro processing units such as a singlechip and a digital signal processor (DSP), the photoelectric signal peak value detection method for the flow cytometer based on a field programmable logic gate array has the advantages that the programming difficulty is lower, the calculating speed is higher, and the operation is more stable.
Owner:青岛爱德生物科技发展基金企业(普通合伙)

Device and method for automatically adjusting height of vehicle body of mobile robot

The invention discloses a device and method for automatically adjusting the height of a vehicle body of a mobile robot. The device comprises a box, a transmission mechanism and a robot control system, wherein the transmission mechanism is arranged in the box, and the robot control system is used for controlling the transmission mechanism to rotate forwards or backwards according to obstacle height data information. The outer bottom of the box is movably hinged to a vehicle frame through a four-bar mechanism, a rope is connected between the transmission mechanism and the vehicle frame, the transmission mechanism rotates to change the length of the rope, and the four-bar mechanism is driven to perform stretched-out or drawn-back motions. The device can be applied to the field of amphibious mobile robot devices, data information of the mobile robot control system is received by the device, a motor is adopted for driving a gear shaft through a reduction gear, the gear shaft rotates to tension the rope, and the height of the vehicle body of the mobile robot is reduced in cooperation with the four-bar mechanism; when the rope is released, the four-bar mechanism is drawn back under the effect of the tension of a tension spring, and the effect of increasing the height of the vehicle body of the mobile robot to automatically adjust the height of the vehicle body of the mobile robot is achieved.
Owner:SOUTH CHINA UNIV OF TECH

Method for calculating static contact angle of hydrophobic material

The invention discloses a method for calculating the static contact angle of a hydrophobic material in the technical field of material surface energy detection. The invention adopts the technical scheme that the method comprises the following steps: deducing to obtain the approximate solution of a Young-Laplace equation satisfied by the edge of a liquid drop on the plane, shooting by a camera perpendicular to the surface of a base material to obtain a liquid drop image, and extracting to obtain the edge of the liquid drop; determining the theoretical edge of the liquid drop according to the density and surface tension of the liquid and the maximum radius of the liquid drop obtained by extraction, and calculating the static contact angle by a bisection method according to the height of the liquid drop. According to the method, the complicated iterative computation is not required, the efficiency is relatively high, and the accuracy is guaranteed when the volume of the liquid drop is small.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

File generation method and device, apparatus and storage medium

The embodiment of the invention provides a file generation method and device, an apparatus and a storage medium. The method comprises the following steps of receiving the attribute information of a skill; editing the business logic of the skill; and generating a description file corresponding to the skill according to the attribute information and the service logic. According to the embodiment ofthe invention, the description file corresponding to the skill can be generated by utilizing the attribute information of the skill and the business logic, the description file can be directly converted into a skill service code, the rapid service generation is facilitated, and the programming difficulty of service development is reduced.
Owner:BAIDU ONLINE NETWORK TECH (BEIJIBG) CO LTD +1
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