256results about How to "Simplify writing" patented technology

The splitting of storage applications and functions into a control path (CP) component and a data path (DP) component is disclosed. Reads and writes may be handled primarily in the DP. The CP may be responsible for discovery, configuration, and exception handling. The CP can also be enabled for orchestrating complex data management operations such as snapshots and migration. Storage virtualization maps a virtual I / O to one or more physical I / O. A virtual target (vTarget) in the virtual domain is associated with one physical port in the physical domain. Each vTarget may be associated with one or more virtual LUNs (vLUNs). Each vLUN includes one or more vExtents. Each vExtent may point to a region table, and each entry in the region table may contain a pointer to a region representing a portion of a pExtent, and attributes (e.g. read / write, read only, no access) for that region.

A method and system are provided for updating software configurations of line-replaceable unit (LRU) computers in a restricted architecture network such as an in-flight entertainment system (IFES). Operating in an efficient and parallel manner, each of the LRUs independently creates an individual configuration file that identifies current software components. Each of the LRUs transmits its respective configuration file to a configuration server either automatically upon startup or manually upon request. The configuration server updates a system configuration data file with the current configuration files received from the individual LRUs. In a downloading method, a download server sends a list of desired software components to the LRUs. Each of the LRUs independently and simultaneously transfer (download) the needed software from the download server. The LRU independently requests the download server to download the needed software components. To improve scalability and reliability, the file transfers utilize standard protocols, such as FTP.

The invention discloses a frame field self adaptive coding method based on image piece cutting structure. It includes following steps: the image is cut into pieces; carries on frame coding and field coding to each piece; selects one with small cost as the coding mode; adds a image piece head signing the image piece for each image piece; adds a macro index for each image piece; adds a image head for each image, it forms the coding data of image together with the coding data of several image piece and macro index. The invention overcomes the deficiency that the flexibility of the whole image frame field coding is not enough.

The invention provides an intelligent cooker, an intelligent cooking device and a self-learning cooking work method of the intelligent cooking device. The intelligent cooker detects parameters comprising the heating power, the temperature and the time of all cooking steps in real time in the dish cooking process of a cook, records the parameters, and sends the parameters to an intelligent terminal device in a wired or wireless communication mode, the uploaded parameters are correspondingly edited by the intelligent terminal device, and information comprising a menu name, a cooker model, the control modes of all the steps, an interaction voice prompt and the like is added to generate complete cooking processing data. The cooking processing data can be downloaded to and stored in the intelligent cooker, and the intelligent cooker automatically controls the cooking heating power, the cooking temperature and the cooking time according to the cooking processing data and promotes the cooking operation steps to reach the automatic reappearance of the cooking process, so ordinary people can also make delicious dishes comparable to dishes made by high-grade cooks; and the cooking processing data can also be uploaded to and stored in a network server and are shared by general users.

The embodiment of the present invention provides an automatic software testing method and apparatus. The automatic software testing method comprises: carrying out screen shooting on a user operation interface of a version to be tested of software and storing an obtained screenshot as a screenshot to be tested; comparing the obtained screenshot to be tested with a reference screenshot; and according to a comparison result, judging a testing result of the version to be tested of the software. According to the embodiment of the present invention, automatic testing efficiency and accuracy can be higher.

The invention provides a method for accessing data bases of different types, which includes: receive a general SQL sentence independent of an objective data base; judge the type of the objective data base; according to the type of the objective data base, translate the general SQL sentence into the SQL sentence which is executed in the special objective data base; deliver the translated SQL sentence to the special objective data base. The method is able to screen the difference in the different data bases, and the application program does not need to care about the type of the running objective data base. The invention also provides a system for accessing the data bases of different types.

The invention discloses a method and system based on a browser for visually dragging and querying data. The method comprises the following steps: step one, an operational database and structure information of the same are extracted; step two, the database and the structure information of the same are obtained in the browser and rendered in WEB pages; step three, graphic components and canvases of query operation are rendered in the browser; step four, users arrange procedures of the query operation in graphical interfaces by dragging configuration; step five, a graphical query flow-process diagram is resolved for SQL statements; step six, the SQL query statements are carried out in the back-end; step seven, query results are output in the browser. The method and system based on the browser for visually dragging and querying the data has the advantages that querying the data in the WEB system is more flexible, and SQL query statement writing is simplified; the current situation that the database query is only carried out by inputting the SQL statement is changed; the use threshold of the system can be lowered, and the query process is arranged in a graphical mode; then the description of establishing the query process becomes clearer and more intuitive, and the learning threshold can be lowered.

A mobile galvanometer selective laser melting (SLM) forming device comprises a numerical-control system which is connected with an X-axis linear motor with a transverse lead rail group and a Y-axis linear motor with a longitudinal lead rail group through a communication circuit, the X-axis linear motor and the Y-axis linear motor form a scanning drive structure, the scanning drive structure is connected with a laser expanding collimation lens group in a drive way, a galvanometer unit is clamped into the bottom of the laser expanding collimation lens group, a forming working assembly is arranged below the galvanometer unit, and an inert gas curtain is arranged between the forming working assembly and the galvanometer unit. Due to the adoption of the mobile galvanometer SLM forming device, the defects that spots are formed on the edge of a forming area, the forming precision is poor and the size of a formed piece is easy to increase can be avoided.

The invention discloses a keyword-based universal and distributed automated test engine. The test engine consists of a test main control end and multiple test service nodes, and comprises eight majorfunctional modules of test execution, resource management and driving, model development and operation, case development and management, static excitation, test data monitoring, test record management, and user management. The test main control end mainly provides maintenance and management of system resources, information and data for users; and the test service nodes mainly realize management and driving of test resources and specific execution of test services. The test engine is a software core of an automatic test platform, is designed based on IEEE1226 standards, and provides an open interface for secondary development and expansion; a distributed framework has a test resource flexible configuration capability; and the introduction of a keyword concept simplifies a test case writingprocess and can realize extended test object-oriented all-level test and test platform reuse.

A memory cell includes a static inverter having an input connected to a storage node. An impedance connects the storage node to a voltage supply. A first transistor, having an input connected to an output of the static inverter, connects the storage node to a write line. Lastly, a second transistor, responsive to a wordline access signal, connects the storage node to a single data bitline. The memory cell further includes a single ended four transistor CMOS SRAM cell. Additionally, a memory array is disclosed which includes a plurality of memory cells arranged to form a matrix of rows and columns, each memory cell including a single ended four transistor CMOS SRAM cell.

The invention discloses a DBC file parsing and message analyzing method based on a regular expression. In the method, a content of a DBC file is parsed through a processing method of matching and substituting of the regular expression, the parsed DBC data is used for analyzing a CAN message acquired from a finished automobile, a corresponding CAN network message block in the DBC file and signals contained in the CAN network message block are found according to a message ID, actual data is obtained through data type, start bit, bit length, offset, proportionality coefficient and parsing type ofthe CAN network message block, and the data is stored in a corresponding file. The method provided by the invention has excellent effects of being simple and highly expandable, not only being capableof performing CAN message parsing, but also being capable of performing acquisition and calibration of use completed data of protocols of XCP and CCP.

The invention provides a method for monitoring a server and the server adopting the same. The server comprises a main board management controller and firmware arranged in the main board management controller; the firmware performs loaded operation after the server operates so as to acquire the in-band information of the server; and the main board management controller is used for acquiring the out-band information of the server. The server is unnecessarily installed with agent software, thereby reducing installation trouble; the management controller acquires the monitoring information only by an out-band interface and unnecessarily supports the in-band interface protocol, so that the software on the management control end can be easily written, and when the software is installed, the network partition is unnecessary; and the in-band and out-band information can be sent to the management control end by a uniform network interface, so work load for installing the software is reduced.

The invention provides a modulation method applied to a cascade converter, which comprises the following steps: obtaining a linear modulation region, a first over-modulation region and a second over-modulation region according to the direct current voltage value, the control command reference voltage vector and the power unit number of each phase of a bridge voltage source type power unit; and setting Edc as the direct current voltage value of the bridge voltage source type power unit, V<*> as the control command reference voltage vector, and n as the power unit number of each phase so that the modulation ratio m is equal to (pi|V<*> / 2n|) / 2Edc, wherein the interval that m is more than or equal to 0 and less than or equal to 0.906 is the linear modulation region, the interval that m is more than or equal to 0.906 and less than or equal to 0.951 is the first over-modulation region, and the interval that m is more than or equal to 0.951 and less than or equal to 1 is the second over-modulation region. The modulation method can simplify the judgment time of the vector areas.

This invention is a high-level language to specify electronic system design patterns for functional verification. This invention includes automatic translation of the high-level language specification into assertion code from these patterns and temporal properties for design verification. This eliminates the need to code extra RTL to handle features such as pipelines and bus priorities. Such common features are specified only in high-level patterns and temporal properties to be verified. This is advantageous because less verification code to be written, automated synthesis of assertions enforces monitor-style of writing assertions rather than generator-style, and the high-level code can be seamlessly migrated to another verification tool by producing another code generator for the new assertion language.

The invention particularly relates to a message format conversion method and system. The method comprises the following steps of obtaining http request data; obtaining a json configuration template corresponding to the http request data; analyzing the http request data and extracting all parameter names and corresponding parameter values in the http request data; and filling the parameter values into corresponding positions of the json configuration template and generating request data of a json format. According to the message format conversion method and system provided by the invention, through utilization of the pre-established json configuration template, the http request data is automatically converted into the request data of the json format, artificial participation is avoided, the conversion speed is fast, the conversion efficiency is high, and the number of parameters and parameter names of the json configuration template are dynamically configured according to user demands.

A system for automatically generating an object-oriented class wrapper to simplify writing of device enabling programs is disclosed. In a simplified embodiment, a storage device is utilized having plug and play drivers stored therein. Logic configured to encapsulate functions universal to the plug and play drivers and a vi session handle within a base class is also utilized. The system also comprises logic configured to assign a name for the object-oriented class wrapper; logic configured to enable use of functions defined by the plug and play drivers; logic configured to enable use of parameters associated with the functions defined by the plug and play drivers; and logic configured to limit acceptable values for the parameters in accordance with acceptable parameter values defined by the plug and play drivers.

The invention discloses an electrical equipment anti-misoperation method. The method comprises the following steps of: writing an equipment operation rule formulae which defines rules required to be met when every equipment carries out every operation; dividing combination-switch-class equipment into basic-switch-class equipment according to electrical properties of the combination-switch-class equipment to establish an equipment topology node table; and when an operation request is generated, computing the equipment operation rule formula of the equipment with an operation request by combination with the equipment topology node table, and returning a computed result back to an anti-misoperation main machine. The invention also provides an electrical equipment anti-misoperation device which comprises an equipment dividing module, a topology relation analyzing module, an operation rule library and an operation rule formula computation module. The invention also provides an electrical equipment anti-misoperation system which comprises the electrical equipment anti-misoperation device, a wiring diagram input device and the anti-misoperation main machine. The electrical equipment anti-misoperation method, device and system provided by the invention can effectively improve the safety and reliability of an anti-misoperation system.

The invention discloses a temperature influence-considering optimal power flow algorithm of a power system. As the traditional optimal power flow is processed by taking power system network parameters as constants and the influence of the electric heating coupling relation of the actual power grid line is neglected, the calculation result of the traditional optimal power flow has great deviation to the scheduling operation result of the actual power grid. On the basis, the temperature influence-considering optimal power flow algorithm of the power system is characterized in that a temperature influence-considering optimal power flow model of the power system is established according to the electric heating coupling relation between line temperatures and line resistance. Besides, the problem of the temperature influence-considering optimal power flow algorithm of the power system is solved by use of a simplifying primal-dual interior point method, and generalized inequality constraints containing only upper limit constraints are formed by simplifying the inequality constraints in the optimization model, and the writing of a program can be greatly simplified. Finally, the simulation and analysis results of a plurality of examples indicate that the model and the algorithm are higher than the traditional optimal power flow in calculation accuracy and calculation efficiency and have significance to the scheduling operation of the power system.

The invention discloses a method for replacing a compiling chain order based on a mixed-compiling order set, which comprises the following steps: 1) designing more than one replacing order or a replacing order sequence with identical functions and different skip ranges and capable of enabling a processor program counter to overlook useless space according to a replaced order; 2) calculating address distance between the replaced order and a skip target, choosing a corresponding replacing order or a replacing order sequence according to a choice rule and replacing the replaced order, wherein the useless space refers to unused target document space generated after the replaced order is replaced, and the replaced order is a skip order or / and a branch order. The choice rule in step 2) is that the address distance between the replaced order and the skip target is within the skip range and time cost with order performance is the least. In an assembling process, when the address distance between the replaced order and the skip target in step 2) can not be calculated, a maximum space is reserved in the target document and relocation information A, B and C are generated for a linker. In a link process, the address distance is re-calculated, and the order is replaced according to the choice rule. The relocation information A is used for an assembler to analyze local symbols, the relocation information B is used for analyzing a target symbol by means of a constant in the link process, and the relocation information C is used for performing order replacement in the link process. The maximum space refers to the total amount of space occupied by an order or an order sequence with the largest skip range.

The invention discloses an instrument image automatic identification method based on OpenCV. The instrument image automatic identification method comprises the following steps: reading an instrument image collected by a camera, carrying out template matching, carrying out template matching on a known template and an existing image, comparing each pixel point of an input image with the template, calculating one value for each pixel point, recording the level of similarity after the pixel points are compared with the template, selecting the points mostly approaching the template, and selecting a mode corresponding to the template so as to carry out further identification; and reading instrument data, carrying out simple image processing on the image, then entering respective reading passages to carry out reading identification, and finally displaying reading. According to the instrument image automatic identification method, reading on an instrument can be quickly and accurately identified, and the identified result has relatively high stability, accuracy and repeatability.

The invention relates to the technical field of data processing and discloses a method and a device for optimizing data analysis, and the method comprises the following steps: establishing data analysis rules and filtering rules according to encoding rules of source data and required application data; receiving the source data; and extracting data corresponding to fields defined in the filtering rules from the source data according to the data analysis rules. With the utilization of the method and the device, the complexity for implementing the data analysis can be reduced, and the analysis efficiency and the reusability can be improved.

The invention provides an official document generation method and system based on Web. The method comprises the following steps: S1, when a user selects a target official document template from an official document template list, displaying the target official document template according to the layout and format of each element in the target official document template; and S2, when the user clicksa generation button, generating an official document according to the editing operation result of each control in the target official document template by the user. The embodiment is based on the target official document template selected by the user, and the user edits the controls in the displayed target official document template and inputs contents of the required official document to automatically generate an official document meeting the requirements of the national standard, thereby simplifying the official document compiling work, improving the official document compiling efficiency,lowering the use cost and avoiding errors.

The present invention relates to a new-type computer sewing machine control system. It includes controller, control panel, treadle sensor, needle-stopping sensor, electromagnet drive circuit, motor and commutating circuit. It is characterized by that the described controller is composed of main controller, executive control module, communication circuit respectively connected with main controller and executive control module and switch power supply. Besides, said invention also includes a motor power drive circuit and a position sensor component and also provides the connection mode of above-mentioned all the portions.

The invention discloses a novel sampling method for generating SPWM (sinusoidal pulse width modulation) control signals. The method includes: constructing virtual sampling points according to the linear combination mode in mathematics to reduce the number of sampling points in reality; getting an appropriate value of a natural intersection time of a carrier wave and a modulated wave by the linear extrapolation operation method to obtain higher pulse width control accuracy; and completing control on opening and closing of each power tube in a rectifier (inverter). The number of the sampling points in the sampling method is consistent with that in conventional symmetric regular sampling methods, but pulse width accuracy of the sampling method is higher than that of conventional regular sampling methods, variable-polarity regular sampling, two-point-type regular sampling, four-point-type regular sampling, linear combination sampling, linear extrapolation sampling and the like which are commonly used, and harmonic content of output voltage in the sampling method is small; on the basis of a DSP (digital signal processor), hardware designing is easy to program and good in man-machine interactivity, a program can be flexibly modified to meet requirements under various occasions, and the novel sampling method is mainly applied to rectifiers and inverters.

The invention provides a method for improving a debugging speed during the process of system development, which solves the technical problem to meet file system debugging so as to further accelerate the research and development speed with simple operation. The adopted technical scheme is as follows: adding a development board module circuit with a random storage unit in a debugging system, and compiling the program codes of a file system by virtue of a computer; storing the compiled files into kernel image and generating image files; downloading the image file into the random storage unit of a development board system kernel by virtue of a network interface and a matched transfer protocol; and electrifying a development board, and then further correcting or finishing debugging by judging the correctness of the program codes of the file system. Since the generated kernel images integrate the file system, the invention improves the download speed, saves the time for programming flash and is more helpful for a developer to concentrate on modifying codes, thus shortening the developing time.

The invention belongs to the field of industrial measurement and control, and particularly relates to a design and development method for a universal software module for performing data acquisition on a serial-port instrument. The design and development method has the advantages that spaces of a memory and a hard disk are saved by the adoption of a DLL (dynamic link library) and software is modularized; particularly, after the common characteristics according to a serial-port instrument communication protocol is summarized, a special DLL specification is defined; the specification is an XHDLL (extra-high dynamic link library) specification. The design and development method comprises a standard XHDLL specification general requirement, a standard XHDLL specification interface function, an XHDLL development method, an XHDLL debugging method and an XHDLL use method. The design and development method has the beneficial effects that instrument products of different factories can be compatible, so that the compatibility is high, development and maintenance are facilitated, a requirement on a hardware platform is lower, and the cost for development, execution and maintenance is lowered; requirements for knowledge and experience of a developer are low, and the development technical threshold of the specification is reduced.

The invention discloses an automatic blanking and feeding device used for polishing a workpiece. The automatic blanking and feeding device comprises a main framework and a transfer device arranged on the main framework and is used for transferring a workpiece to be blasted with sand, wherein a sand-blasting machine is arranged on the main framework; a spray gun is arranged in the sand-blasting machine; the spray gun is corresponding to the workpiece to be blasted with the sand, and the workpiece to be blasted with the sand is pressed by a pressing air cylinder on the transfer device; a sand storage box is arranged on the sand-blasting machine below the pressing air cylinder; an output device is arranged at the tail end of the transfer device; the transfer device and the sand-blasting machine are controlled by a controller for automatically feeding, blasting sand and blanking for the workpiece to be blasted with the sand. The device disclosed by the invention can be used for controlling the air cylinder to move back and forth to drive the workpiece to stably enter a sand-blasting zone at a constant speed; meanwhile, a plurality of workpieces are polished, so that the automatic blanking and feeding device is low in manufacturing cost, order in processing and high in efficiency.

The invention relates to an electrical fire early-warning method. The method includes the following steps: (A) the sound, ultraviolet radiation and arc signals of arc discharge are detected; (B) after being processed by a circuit, the signals are transmitted to a singlechip; (C) the signals are analyzed by the singlechip, and when signal values reach set early-warning values, an early-warning unit is controlled to emit early-warning signals. In addition, the invention also provides an electrical fire early-warning device, which comprises a power supply, a signal detection unit, the singlechip and the early-warning unit, wherein the power supply is connected with the singlechip, the signal detection unit and the early-warning unit; and the signal detection unit comprises an ultrasonic sensor, an ultraviolet sensor and an arc sensor. Since the electrical fire early-warning device adopts the ultrasonic sensor, the ultraviolet sensor and the arc sensor to detect arc discharge, not only can arc information be accurately captured, but also the interference of environmental noise and other light can be prevented, and thereby the accuracy of early warning is guaranteed.