1060results about How to "Clear division of labor" patented technology

The invention discloses a program switching system, which is characterized by the following: the service platform transmits the stored user viewing information to monitor platform and program platform with program switching function separately; the program platform transmits the user viewing information to monitor platform, which monitors the program. The invention guarantees the accuracy and fairness of shared settlement for program and service platforms, which improves usability of program switching system.

The invention discloses an avionics system suitable for a multi-purpose unmanned aircraft. A 1553B dual-redundancy bus framework is adopted in the avionics system. The avionics system consists of a main processor unit, a universal interface unit, a 1553B bus, a mass memory, an airborne monitoring terminal, a task load, an execution mechanism and a sensor assembly. The devices have the connection relationships that: the main processor unit, the universal interface unit, the mass memory, the airborne monitoring terminal and the task load are connected with the 1553B bus through a 1553B special electric connector, and the 1553B special electric connector serving as a bus module connects all the devices attached to the bus together; a steering engine controller is connected with the universalinterface unit through an RS422 interface; and the sensor assembly is connected to the universal interface unit through interfaces of serial RS422/RS232/RS485, an ARINC429 bus, a CAN, analogue AD/DA and discrete DIO and the like. The avionics system has the characteristics of strong multi-task expandability, multi-redundancy high reliability, rich data interfaces and strong calculation and processing capabilities, and can well meet the application requirement of 'one platform and multiple purposes' of the unmanned aircraft.

The invention discloses a government services cloud access control method based on attribute encryption. A central authority determines all attributes of a system, permits or revokes attribute authority management authority, and authenticates administrative staff; an attribute authority receives the login of administrative staff in the jurisdiction thereof and is simultaneously responsible for attribute revocation of the administrative staff; a cloud server stores data and carries out semi-decryption on an encrypted file when a user sends out a data request; a data uploader makes an access control strategy according to the security level of the file, and encrypts and uploads the file after name signing; and an access user sends out a data access request and finally decrypts the encrypted file. By adopting the attribute encryption scheme, the loads caused by user attribute revocation and encrypted file updating are reduced, the trap door information capturing of the user is controlled, and attribute revocation is carried out on the user under the condition that the encrypted file is not changed; in addition, by utilizing the name signing and attribute encryption scheme based on the identity, the safety authority of the user and fine-grained access control are realized.

This invention discloses one public platform for electric commercial teaching, which comprises electric commercial analogue system, online remote study system, interacting community system, online remote check system and online electric commercial practice system, wherein, the electron commercial analogue system is for each platform; the online remote study system analyzes each knowledge point in the system; the interacting system is one internet interacting teach platform with complete network teach ability; the online remote check system tests each knowledge point; online commercial practice system is to train student real operation ability.

The invention relates to an ARM and FPGA (Field Programmable Gate Array) architecture based autopilot of a fixed wing unmanned aerial vehicle, which belongs to the technical field of an embedded-control unmanned aerial vehicle. The autopilot uses two processors. The main processor is responsible for controlling calculation while the slave processor is responsible for collecting and outputting signals. The slave processor is designed as a peripheral device of the main processor. The main processor can operate the slave processor by way of operating the self storage space, so that extra workload due to data exchange between two processors is reduced, work is divided clearly, and the system response speed is fast. A design ideal of a top layer module with multiple bottom layers is adopted with distinct gradations, and operation is carried out by using a state machine in reading of an A/D (Analog/Digital) module, so that the work efficiency is higher.

The invention discloses a bag nested type pipe automatic package machine, which comprises a machine frame, wherein a first sliding device, a second sliding device, a glue bag roll support frame, a glue bag traction device, a bag suction shearing opening sealing device, a guide pipe, a pipe traction device and an automatic control device are arranged on the machine frame, the glue bag roll supportframe is arranged above the right side of the machine frame, the glue bag traction device is arranged at the right side of the machine frame, the first sliding device is arranged above the machine frame, the bag suction shearing opening sealing device is arranged on the machine frame through the first sliding device, the guide pipe is arranged in the middle position of the machine frame, the second sliding device is arranged under the machine frame, the pipe traction device is arranged on the machine frame through the second sliding device, and the automatic control device is connected with the first sliding device, the second sliding device, the glue bag traction device, the back suction shearing opening sealing device and the pipe traction device. The bag nested type pipe automatic package machine realizes the fully automatic package and has the advantages that the labor is saved, the work efficiency is improved, each component of the bag nested pipe automatic package machine has clear assignment, the operation is easy, and the stability and the reliability are high.

The invention discloses a system for repairing organic material polluted soil, which comprises a chimney and a rotary kiln reactor, wherein the smoke exhaust port of the rotary kiln reactor is connected with a furnace chamber; the furnace chamber is connected with a cyclone separator; one end of the cyclone separator is connected with a preheating passage; the other end of the cyclone separator is connected with a refeeder; the refeeder is connected with the furnace chamber; the preheating passage is connected with the chimney after passing through a flue gas desulfurization denitration purifier and a bag-type dust remover; an air preheating device is arranged in the preheating passage; one end of the air preheating device is connected with a first blower; the other end of the air preheating device is connected with the rotary kiln reactor and the furnace chamber respectively; and a rotary kiln repaired soil outlet is arranged on the rotary kiln reactor. The invention further discloses a method for repairing organic material polluted soil. According to the invention, the advantages of the thermal desorption technology in the organic material polluted soil repairing process are fully played; and organic material polluted soil, which is difficult to repair, can be repaired fast through the combination of new rotary kiln thermal desorption technology and the circulatory fluidized bed incineration technology.

The invention relates to a customizing system and a customizing method for a graph real-time monitoring interface based on SVG (Scalable Vector Graphics). The customizing system comprises a monitoring system, a SVG graph configuration tool and a graph and information storage system, wherein the SVG graph configuration tool comprises a file manager, a graph editing manager, a basic graph drawer, a pixel editing manager, a monitoring interface manager, a configuration project manager, a canvas manager, a view interface manager and a help system module. The customizing method comprises the following steps: establishing a new project and a file and configuring environmental parameters; selecting graphs in a local configuration library or selecting a pixel from a pixel library or drawing the pixel and generating the graph; editing the graph, associating data points and distributing the interface; checking the SVG graph file and configuration information; issuing the graph, interacting with the local configuration library and generating the SVG graph file and corresponding configuration information; and delivering to the monitoring system. The customizing system and the customizing method provided by the invention can be utilized to increase the flexibility, universality, expandability and adaptability of a monitoring service.

The invention discloses a flexible management information system with the process and form customization function. The flexible management information system comprises a customization module, a server, a process engine, a form management module and a definition management module, wherein the customization module is used for customizing the needed form style and the needed business process, the server is used for storing data, converting formats and ensuring safety, the process engine is used for analyzing and executing the business process designed by a designer, the form management module is used for managing various resources, such as form templates and process templates, in various application systems in a unified mode, and having control over the versions and the authority of the templates, and the definition management module is used for managing staff, the authority, the resource catalogues and the like. Real business personnel can customize the business process and the business forms according to the business requirements so as to configure the specific application system, then, operation is carried out according to the customized process through driving of the process engine, data are displayed according to customized forms, the capacity of management software for meeting the individual requirements of enterprises and supporting business process reengineering is greatly improved, the success rate of execution of the software is increased, and the degree of satisfaction of a client for the flexible management information system is improved.

The invention provides a hierarchical control device for an amphibian machinery crab and a control method thereof. The device comprises a superstructure-level control part composed of a B3C44B0-cored ARM system, a coordination-level control part composed of an AVR single chip computer ATmega128L, eight walking-leg drive modules and an execution-level control part which is composed of a multi-sensor signal collecting module; wherein control signals are input to the superstructure-level control part; the coordination-level control part is connected between the superstructure-level control part and the execution-level control part; and the execution-level control part communicates with joint drive units through bus communication protocols. The invention divides the system into superstructure level, monitoring coordination level and execution level based on the design principle of hierarchical distribution, each dispersed controller not only can work independently but also can communicate and exchange information with a higher level controller or a peer level controller through communication circuits. The hierarchical structure has the advantages of a centralized structure and a dispersed structure, thereby overall and partial control performances are high, and the operation is reliable.

The invention discloses an embedded screen transmission system and an operating method thereof. The system comprises a screen sending terminal and a screen receiving terminal which are connected in a local area network, wherein the screen sending terminal takes a T1 Davinci platform DM3730 as a core and adopts a dual-core framework formed by an ARM microprocessor and a digital signal processor (DSP); the ARM microprocessor is used for running a Linux system and a main screen sending program; the DSP is responsible for large-data-amount operations such as color space format conversion, video coding; the screen receiving terminal runs on a personal computer (PC) and displays a screen of the sending terminal in real time; the ARM microprocessor comprises a user interface (UI) control module, a screen capture module, a color space conversion module, a video coding module, a transport stream (TS) packaging module and a network sending module. The embedded screen transmission system adopting a modular design has the advantages that the development cycle is effectively shortened, the development cost is reduced, and the display content of the screen of the screen sending terminal can be transmitted to the screen receiving terminal to be displayed through a network.

The invention discloses a weather index and weighted LS-SVM-based power system short-term load prediction method. The method comprises the following steps of S1, obtaining a sample of original data; S2, according to the original data, calculating a comprehensive weather index; S3, performing data preprocessing on date type data and the comprehensive weather index; S4, according to an obtained dimensionless load characteristic quantity, performing gray correlation analysis between the dimensionless load characteristic quantity and a power system load, and calculating a characteristic quantity weight through a correlation degree obtained by the gray correlation analysis; and S5, building a weather index and weighted LS-SVM-based power system short-term load prediction model, performing parameter optimization by adopting a fruit fry optimization algorithm, and obtaining power system load prediction data of a to-be-predicted day through model output. The method has very good global optimization performance and few adjustment parameters, difficultly falls into local minimum and can effectively improve the power system short-term load prediction precision.

Disclosed are a building structure and a construction method. The building structure comprises upright columns, prefabricated plates or prefabricated frames and columnar connecting parts. Each prefabricated plate or prefabricated frame comprises reinforced beams or section crossbeams and embedded connecting parts, wherein the reinforced beams or section crossbeams are embedded in the prefabricated plates or prefabricated frames, and the embedded connecting parts are arranged at connecting joints for connecting the reinforced beams or section crossbeams; the columnar connecting parts are mounted at connecting joints of the prefabricated plates or prefabricated frames; the number of the columnar connecting parts is smaller than or equal to that of the embedded connecting parts; each embedded connecting part comprises a first positioning mechanism; each columnar connecting part comprises one to four second positioning mechanisms matching with the corresponding first positioning mechanisms in a one-to-one correspondence manner; and the first positioning mechanisms and the corresponding second positioning mechanisms are vertically connected in an inserted manner, and the columnar connecting parts are fixed with the one to four embedded connecting parts at the connecting joints. The building structure and the construction method have the advantages that various portions of the building structure can be mechanically assembled and disassembled, can be reused, and are convenient in assembly and disassembly, and the connecting joints are firm and reliable in connection and fine in load-carrying capability.

The invention provides a method and a system for diagnosing and flashing the electronic control unit of a vehicle. The method comprises the following steps: an upper computer sends diagnosing and flashing instruction data to a lower computer via an Ethernet bus, wherein the diagnosing and flashing instruction data carries a CAN message for diagnosing and flashing and at least two target CAN bus IDs; the lower computer receives the diagnosing and flashing instruction data, extracts a CAN message in the data, and sends the CAN message to at least two target CAN buses according to the target CAN bus IDs; the lower computer receives a returned CAN response message, packages the CAN response message into an Ethernet data frame, and sends the Ethernet data frame to the upper computer via the Ethernet bus; the upper computer receives the Ethernet data frame, extracts the CAN response message from the Ethernet data frame, and processes the CAN response message; and the upper computer and the lower computer communicate via a user datagram protocol UDP. The electronic control units on multiple CAN buses can be flushed at the same time, and thus, the production efficiency is improved.

The invention discloses a method and a device for achieving efficient database access based on an ORM (object relational mapping) architecture. The method comprises the following steps that: a code generator module generates a data entity code of a database table according to the database table; an ORM module builds a mapping relationship between the entity data and corresponding database according to the data entity code, and a data access module accesses the database requested by a user by the mapping relationship. According to the invention, efficient access on different databases by different development languages is achieved; business data is transferred between layers in an object-oriented manner by adopting an effective layering architecture design; maintainability and expandability of the program are improved; labor division of each layer is explicit; agile development and co-operative development are convenient, and load of an application developer is reduced by automatically generating most of SQL (structured query language) sentences and entity class components, so that more energy is input on achievement of a view layer design and a system service logic function and the like.

The invention provides a distributed resource dispatching method, including the following steps; (a), a service node packets the tasks that need to be processed to generate a uniform task packet and transmits the task packet to a dispatching server; (b), the dispatching server receives and manages the task packet transmitted by the service node and distributes the task packet to a calculation node according to a preset rule; (c), the calculation node receives the task packet transmitted by the dispatching server, carries through processing on the task packet and transmits the processed result to the dispatching server. The invention can lead the computer in the system to have the advantages of clear duty and convenient management and can lead the calculation task of the whole distributed system to be free from the restrictions of a computer language and an operation system platform, etc.

The invention provides a method for realizing real time threads state monitoring in multiple thread system which comprises, setting one thread in a multiple thread system as a monitoring thread, the others being monitored threads, wherein the monitoring thread is used for contacting each monitored threads to know their operating modes, each monitored thread responding the message from the monitoring thread, and feeding back the working condition and other information of itself, the monitoring thread maintaining the thread status information chart, and the system employing different strategy according to the status of each thread.

The invention discloses a GPS-based unmanned aerial vehicle variable-rate spraying control device and method. The device comprises a flight control subsystem, a sensing acquisition subsystem, a flow control subsystem and a power supply module. The sensing acquisition subsystem is connected with the flight control subsystem and the flow control subsystem separately. The power supply module supplies power for the flight control subsystem, the sensing acquisition subsystem and the flow control subsystem. The method is implemented in a way that the flow values corresponding to flight speeds are taken as the given values through an integral separation PID control strategy, then a single chip microcomputer outputs corresponding PWM signals to change the rotation speeds of a diaphragm pump, and thus the flows are changed; and the PID control strategy refers to that the flows of nozzles are detected by flow sensors, the process variables and the set values are constantly compared, and the flow of the pump is constantly corrected and controlled, so as to improve the control precision. The PWM technology is adopted to adjust the diaphragm pump, to realize the control that the flows change along with the speeds, and an intelligent variable-rate spraying control system high in efficiency, good in stability and low in cost is formed.

The invention provides an alternating tidal current computing method and device for a light high-voltage direct current transmission system; the alternating tidal current computing method comprises the following steps of: dividing the whole system into two parts of an alternating current subsystem and a direct current subsystem by using a busbar of an alternating current system as a dividing line, wherein the alternating current system is connected with a converter station; treating the converter station of the alternating current subsystem as an equivalent PQ or PV node on an alternating current node when the variable quantity of the operational state of the alternating current subsystem is solved; and modeling an alternating system as a constant voltage applied on the bus of the converter when an equation set of a direct current system is solved. The alternating tidal current computing device for the light high-voltage direct current transmission system comprises a data acquisition unit, a data transmitting unit and a data processing unit. The invention has the advantages of being simple and easy in implementation, being good in procedure generality, overcoming the disadvantages of bad timeliness, high error rate and the like and increasing the computation speed and correctness. The device adopts a double-port RAM (Random Access Memory) circuit so as to solve the problem of low data transmission speed; and a set of spare double-port RAM (Random Access Memory) is added for ensuring the correctness and reliability of the system operation.

The invention discloses a self-adaptive control method for diagonal gait of a four-footed robot, which is used for self-adaptively controlling the walking of the four-footed robot in the nonstructural terrain with the diagonal gait. The self-adaptive control method bases on a fuzzy reasoning learning method and a foot trajectory real-time correction method and takes the diagonal gait as the motion mode so as to comprehensively control a robot body to adapt for the nonstructural environment. The gait planning is carried out on the environmental information collected by the sensor through the fuzzy reasoning learning method; the stability judgment is carried out on the gait planning information; if the planned four-footed robot has stable diagonal gait, the joint corner information is sent to a control system; if not, the supporting time of the diagonal feet is corrected by the foot trajectory real-time correction method so that the four-footed robot has better stability when walking under the changed gait in the nonstructural terrain. The self-adaptive control method is used for correcting foot trajectory planning and walking stability under changed gait when the four-footed robot walks diagonally in a dynamic way, thus realizing the self-perception, self-correction and self-adjustment of the four-footed robot.

The invention provides a space information network service system structure, and aims at providing a service system structure which is clear in work division, good in comprehensiveness and high in transmission efficiency. The space information network service system structure is achieved through the following technical scheme that a backbone link and an access link achieve heterogeneous network protocol conversion by adopting BP transmission, routing and gateway protocols of a delay tolerant network (DTN)-based layered protocol system to build a space information network protocol system; traffic control is conducted by means of a base pointer, an instruction pointer (IP) and multiple virtual channel layers according to the node types and the link types, a space information network functionmodel is built from two dimensions of service-oriented functions and system-oriented functions, and a backbone network comprehensively controls space resources of the network, senses and transmits the states of the space resources, processes and allocates command control information of the space resources and assists in transmitting, processing and allocating information of sea-land-air user terminals; and an access network achieves random access and information transmission of various user terminals or function subnetwork gateways.

The present invention relates a communication media and method of communication which allows anyone to mutely create a representation of their language without requiring of them any prerequisite literacy or rote memorization. Further, the present invention relates to a process of presenting language to someone without requiring from them the ability to hear or requiring from them any prerequisite literacy or rote memorization. Finally, the present invention relates to other methods of utilizing this communication media to transfer written words and sounds of any nature from word to sounds and vice versa without requiring from them the ability to hear or requiring from them any prerequisite literacy or rote memorization.

The invention discloses an adaptive camera exposure time adjustment device and a method. the method comprises steps: an exposure time grade sequence value and a unit time are preset; detection and data processing are carried out on an image photographed by the camera via an optical flow detection and processing system, and an exposure time grade which needs to be adjusted higher, an exposure time grade which needs to be adjusted lower and an exposure time which needs to be kept unchanged are judged and obtained; the optical flow detection and processing system sends an instruction for adjusting the exposure time grade higher or adjusting the exposure time grade lower, and an adjustment control module receives the instruction and adjusts the exposure time of the camera according to the instruction. According to the scheme of the invention, during a process during which the camera moves at a high speed along with an unmanned aerial vehicle, the exposure time of the camera can be adjusted adaptively in real time, and the number and the quality of the photographed images can be ensured.

The invention relates to an electric vehicle chassis battery charging and replacing device. The electric vehicle chassis battery charging and replacing device comprises a ground slide guide rail, a mechanical arm, a battery box and a battery frame, wherein the mechanical arm is arranged on the ground slide guide rail; the battery frame is used for placing the battery box; a non-standard clamp used for clamping the battery box is arranged on the mechanical arm; the battery frame comprises a frame body, a charging layer, a working layer and a stored to-be-charged layer; each of the charging layer, the working layer and the stored to-be-charged layer is provided with a lifting table, a moveable guide rail and a tray which are arranged on the frame body; a pressure sensor is arranged on each tray; each lifting table is connected with the frame body through each lifting guide rail; the moveable guide rail is arranged on each lifting table; each tray is arranged on each moveable guide rail of each lifting table. The electric vehicle chassis battery charging and replacing device is convenient and quick in work, clear in labor division, flexible in clamping, precise in positioning, and stable and reliable in the whole working process, the requirement of quickly replacing the battery of a large-mass electric vehicle is better met, the battery charging and replacing efficiency is greatly improved, and the problems of low battery charging and replacing efficiency and the like of the electric vehicle are solved.