45results about How to "Rich scalability" patented technology

The invention discloses a wireless intelligent terminal based remote wireless monitoring method for oxygen stations. The remote wireless monitoring method is realized by adopting an intelligent terminal based remote wireless monitoring system for the oxygen stations; the system comprises a client, an application server and a middleware server, as well as a plurality of intelligent terminals, adjusting recording meters and positioning controllers which are distributed on the oxygen stations, wherein the client is connected with the application server through the Internet; the application server is connected with the middleware server through the Internet; the middleware server is wireless connection with the intelligent terminals of the oxygen stations respectively; the intelligent terminals of the oxygen stations are connected with the adjusting recording meters and the positioning controllers through connecting wires respectively. The remote wireless monitoring method aims at cost reduction, efficiency increase, environmental protection and energy conservation, and is more complete in functions, more humanized and more diversified.

The invention discloses a method for hiding secret information in images, and mainly aims to solve the problem that consideration cannot be given to both robustness and security in the prior art. The method comprises the following steps: 1) a sender selects carrier images from a carrier image library via a shared key, conducts block segmentation on the selected carrier images, and selects a pseudorandom number generator for each block, so as to acquire the probability distribution of candidate hiding carriers; 2) the sender creates a characteristic matrix of the carrier images; 3) the sender acquires a final characteristic matrix set and the key space size; 4) the sender hides the secret information in carriers via the final characteristic matrix set and the key space size; 5) the sender sends an obtained carrier set in which the secret information is embedded to a receiver; and 6) the receiver acquires the secret information. The method can improve the security of a hiding system while guaranteeing the robustness of the hiding system, and can be used for changing the hiding position of the secret information in an image in real time when the contents of the image are changed.

The invention relates to an embedded industrial computer based on a superminiature X86 structure. A 2.5-inch main board is adopted, and a digital multimedia unified chip set is adopted as a display chip. A graphic kernel, audio frequency, an internal memory, a memory and high definition television support are integrated, and separate double display is supported. An onboard CPU and a main chip set are adopted, the clock speed of the CPU is 1.0 GHz, an onboard internal memory is 1 Gb, an onboard memory is 4 Gb, two hardware interfaces with 3.0 Gb/s are used, and AMI BIOS (AMI Basic Input Output System) supports an ACPI (Advanced Configuration and Power Interface) power management mode. The heat dissipation design of fanless structure is adopted; the computer can work independently, and a display, a mouse and a keyboard are externally connected. The invention has the advantages of smallest main board size at present, strong processing functions, ultra-low power consumption, complete system and stable and reliable performance; and the embedded industrial computer can be widely applied to various embedded instruments and equipment in industrial and military fields, in particular to the application occasions which require miniature industrial personal computers and strict environment conditions.

The invention discloses a TBM key parameter intelligent control system and method. The method comprises the following steps that a PLC reads data of an upper computer, and a unique identification ID of the upper computer is built; the PLC collects and sends tunneling data to the upper computer; shield machine equipment information is input, whether a shield machine normally tunnels or not is judged through the upper computer, and the upper computer sends the shield machine equipment information and tunneling data of normal tunneling to an edge computer station; the edge computer station process the tunneling data and the shield machine equipment information, and sends the tunneling data and the shield machine equipment information to a data center; the cutter rotating speed and advance speed are arranged through the upper computer, and the upper computer adjusts the tunneling data through the PLC; and a cloud computing platform retrains a shield machine model according to data of the data center, and the trained model is updated to the edge computer station. According to the TBM key parameter intelligent control system and method, closed-loop management of the data is realized.

The invention relates to a television control method comprising the following steps: integrating operation system software on the television; embedding a software management module into the operation system software; installing and managing the software by the software management module; and controlling functions of the television according to the installed software. The invention also provides an intelligentized television which can realize the interaction between a user and the television, the user can personally design, edit, install, manage and download various kinds of software through the television, thereby expanding the functions of the television.

The present invention provides a simulation method for an apparatus which produces refrigeration effect by means of heat exchange between refrigerant and air, wherein the simulation method provides good expandability to allow new parts to be added and so on. The method includes the steps of: classifying models which represent phenomena occurring in various components of an apparatus for producing refrigeration effect by means of heat exchange between refrigerant and air into categories independent of one another; defining the resulting categories as classes; defining an abstract class by extracting characteristics common to a plurality of similar parts contained in each category if these parts need to be distinguished for the purpose of calculation; providing, under the abstract class, as many subclasses which inherit character of the abstract class as there are necessary types of part; implementing a phenomenological model of each defined class; and creating a simulation program in an object-oriented language based on the classes.

The invention provides positioning equipment and a positioning method thereof. The positioning equipment comprises at least one signal receiver, an active signal processing unit and a passive signal processing unit, wherein the signal receiver is used for receiving an active signal transmitted by a target indicator and/or a passive signal reflected by a target object and transmitted by a passive signal emitter; the active signal processing unit is used for processing a positioning signal based on the active signal to generate first positioning data; and the passive signal processing unit is used for processing a positioning signal based on the passive signal to generate second positioning data.

The invention relates to the technical field of robot welding, in particular to a robot welding positioner capable of transversely moving. The robot welding positioner capable of transversely moving comprises long rods, a main frame, copper sleeves, an inner threaded fixed block, a sliding platform, a lead screw and a motor reduction drive module, wherein the two ends of each long rod are connected with the main frame; the motor reduction drive module drives the lead screw to rotate; the inner threaded fixed block on the lower part of the sliding platform is fixedly arranged on the lead screw; and the copper sleeves inside slide parts close to the two ends slide left and right on the two long rods of the main frame. The robot welding positioner can move left and right, so that welding for relatively long workpieces can be completed without replacing a large-wingspan large-load robot. The robot welding positioner is designed on an existing rotary positioner, so that more functions can be realized, and therefore, the robot welding positioner has very strong creativeness.

The invention discloses a chart drill-down implementation method and device. The method comprises: when a chart linkage event on a first chart is detected, updating the queue tail of a chart state management queue according to the type of the chart linkage event; obtaining object information from the updated team tail, generating a query request message according to the object information, and sending the query request message to a server; receiving second chart data which are acquired by the server according to the query request message and correspond to the object information; obtaining chart configuration parameters of the second chart, wherein the second chart is the next chart needing to be displayed in the chart linkage display process, and the chart configuration parameters of the second chart are different from the chart configuration parameters of the first chart; and generating a second chart according to the chart configuration parameters of the second chart and the second chart data. According to the invention, the flexible configuration of the drill-down chart is realized, and the expansibility of the drill-down chart is enriched.

The invention provides a high-precision unmanned aerial vehicle positioning system based on an RTK technology, and the system comprises a positioning service platform which is based on a CORS network system structure, builds a differential information calculation model, calculates high-precision differential data, transmits the differential number to an operation unmanned aerial vehicle through a wireless communication data link, processes the carrier phases of two measurement stations in real time, the carrier phase is sent to the operation unmanned aerial vehicle, difference calculation is carried out to calculate coordinates, and then accurate positioning of the operation unmanned aerial vehicle is achieved; and the unmanned aerial vehicle control terminal acquires image information and air gas parameters of the airspace meteorological environment through which the operation unmanned aerial vehicle passes in real time, performs data analysis and processing, and plans an operation unmanned aerial vehicle inspection scheme based on the micro-meteorological prediction information of the plurality of inspection paths. According to the invention, the meteorological environment of the airspace through which the pilot line operation unmanned aerial vehicle passes is analyzed in real time, and the unmanned aerial vehicle inspection scheme is intelligently planned based on the micro-meteorological prediction information of multiple inspection paths, so that the autonomous inspection work of the unmanned aerial vehicle is realized.

The invention discloses a wearable mask closed type light-emitting detachable head-mounted umbrella. The whole umbrella is composed of an umbrella body, an umbrella light-emitting device and an umbrella cover, and the umbrella body, the umbrella light-emitting device and the umbrella cover are spirally fixed and combined or disassembled and separated through spiral devices in the centers of the tops of the umbrella body, the umbrella light-emitting device and the umbrella cover. The umbrella body is of a foldable head-mounted structure. The umbrella light-emitting device is composed of a spiral device, a battery switch box, a decorative colored lamp, a fixing ring and an electric wire, and the design of a portable power switch is adopted. The umbrella cover is an integrated conical cylinder, patterns are printed on the surface of the umbrella cover, the umbrella cover is made of transparent materials, a mask opening is formed in the surface of the umbrella cover, a mask can be worn, and a retractable sealing face is arranged at the bottom end of the umbrella cover. The multifunctional umbrella can shade sun and rain, can be used in a combined or split mode, and solves the problems that an existing umbrella cannot form a closed space and cannot isolate harmful substances in air, and the noctilucent function only plays a role in safety warning and does not have aesthetic feeling.

The invention discloses a software graphic interface testing party display loading method and a server, and relates to the technical field of interface testing. The problem that newly generated data are not processed in time is solved. The method specifically comprises a test system, and the test system comprises an interface detection architecture, data conversion, delay buffering and image presentation. The server comprises a machine body, access fans are arranged on the outer walls of the two sides of the machine body, and fan blades are rotationally connected to the inner walls of the access fans. According to the method, the test system is arranged, the graph loading mode presentation is finally realized based on the test system, the test system takes the conversion efficiency between the image and the data as a reference element, the new data, the link conflict and the port blockage generated by processing the conversion information are delayed and buffered in the graph presentation period, and the graph presentation efficiency is improved. The test system is constructed based on graphic display loading, and meanwhile, based on processing of a large amount of new data in the process of converting detection data into graphic data, JUNIT constructs a simple command line as a starting instruction.

The invention discloses a financial message conversion method and system based on a FreeMarker template engine. A role of communication middleware between a source system and a target system is played. Since the message formats of the source system and the target system are inconsistent, a message conversion device performs intermediate conversion, that is, messages sent by the source system are disassembled into Map, and after conversion in the aspects of dictionary mapping and the like of the target system, the message content sent to the target system and the FreeMarker message template sent to the target system are assembled, and the response of the target system is a corresponding inverse operation. In a word, the FreeMarker template provides more expandability in the main data integration interaction, and based on the characteristics of the FreeMarker, when the main data and the target system are integrated, secondary development of codes and interfaces is not needed, special message processing can be conveniently and quickly realized, so that the data integration interaction of the source system and the target system is more efficient, and the method has better transportability.