50 results about "Iot middleware" patented technology

The invention discloses a mobile agent-based Internet of things middleware development method, which is used for remarkably improving the application capability of Internet of things middleware and reducing the development cost of Internet of things middleware application for diversified quality of service (QoS) needs of the Internet of things and dynamic network states. To realize a mobile agent-based Internet of things application program, the method is required to be characterized in that: the functions of the whole application program are required to be realized by a mobile agent, and the functions of the mobile agent can be dynamically changed on a network, and can be dynamically inserted into or deleted from hardware equipment to change own functions of the hardware equipment so as to achieve the aim of reprogramming of the network; and the agents can cooperate and communicate with one another. In the method, powerful and flexible Internet of things middleware is constructed to maximally shield the low-level details of the network and completely develop the technical advantages in the aspects of multi-type data sensing, short-distance wireless communication, self-networking, multivariate data cooperative processing and the like.

The invention relates to a power line carrier communication terminal control device, system and method, in particular, a PLC terminal control device, system and method. The control system comprises a PLC terminal system, a control device and an MQTT releaser; the control device establishes a PLC connection with the terminal system and establishes an Ethernet connection with the releaser. The device is used for receiving a subscription request sent by the PLC terminal system, wherein the subscription request contains a PLC terminal system identifier and a theme for controlling the PLC terminal system; the device establishes a corresponding relationship between the theme and the PLC terminal system identifier in a mapping table according to the subscription request, and sends a subscription response message to the PLC terminal system according to the corresponding relationship, wherein the subscription response message contains the theme; the device receives a control message released by the MQTT releaser, wherein the control message contains a control word and a theme, wherein the control word is used for controlling operation on the theme; and the device sends the control message to the PLC terminal system according to the corresponding relation. According to the control device, system and method of the invention, a simple, intelligent and flexible Internet-of-things middleware platform is constructed; and a PLC carries MQTT messages. The control device, system and method can be applied to scenes which have poor communication conditions or are not suitable for being provided with network cables.

The invention discloses a widget middleware system based on a smart television. The widget middleware system based on the smart television comprises a widget middleware, a widget application layer and an operation system. The widget middleware comprises a three-dimensional figure engine, an extensive makeup language (XML) parsing engine, an information engine, a network transmission engine and a file operation interface, wherein the three-dimensional figure engine is used for displaying of figures and interfaces, the XML parsing engine is used for parsing XML files, the information engine is used for coordinating information process of communication between a task and a progress, the network transmission engine is used for supporting a file transfer protocol and building a network connection to achieve information transmission, and the file operation interface is used for supplying a programmatic interface for a widget application program to carry out file operation. The widget application layer comprises a main control module and a download module. According to the widget middleware system, a widget technology is adopted to structure a widget application on the smart television, the advantages of being flexible, light, convenient, small in occupied system resource, standard in interface and the like of widget can be expressed, common-used functions such as figure display, XML parsing and network transmission are integrated on the widget middleware, and the widget middleware system facilitates application and development of the application layer.

The invention discloses an Internet-of-Things middleware system based on an intelligent harbor and an Internet-of-Things system. The Internet-of-Things middleware system comprises an equipment model driving module, an intelligent harbor, a resource browsing controller and a computer, and the equipment model driving module is used for being connected with an externally-arranged equipment model andsending information of the equipment model to the intelligent harbor; the intelligent harbor is used for supporting construction, storage and management of massive heterogeneous Internet-of-Things equipment resource models, and supporting intelligent interaction, intelligent analysis and service with the equipment models; the resource browsing controller is connected with the intelligent harbor and the computer and is used for resource operation, resource scheduling, resource display and information transmission; and the computer is used for sending an operation instruction and sending the operation instruction to the intelligent harbor through the resource browsing controller, or is used for receiving and storing an information result fed back by the resource browsing controller. According to the invention, the problems of filtering, integration and storage of massive information in the Internet of Things and interoperation among different application systems in the Internet of Thingsare solved.

The invention relates to a method for constructing an end-to-end IOT (Internet of things) equipment intelligent network based on a virtual IOT middleware. A middleware based on a virtualization architecture, intelligent contact and IOT service is provided. The middleware comprises a virtual infrastructure module, a voice intelligent and all-media interaction module, an IOT equipment control module, an OpenAPI module and a resource allocation module. The invention provides the method for constructing an end-to-end IOT equipment intelligent network based on the virtual IOT middleware, the IOT middleware and the speech recognition and natural language understanding technology are introduced, and through a virtualization mode, the intelligent customer service communication ability of a contact center, the rapid realization of a smart contact center facing an industry, a government and a home and the realization of system compatibility and scalability are provided.

The invention provides an Internet of Things WiFi unvarnished transmission module which is connected between an MCU and an Internet of Things server and comprises a serial port configuration module, an unvarnished transmission module and an active acquisition module; the serial port configuration module receives an AT instruction sent by an external debugging tool so as to realize local state query; the unvarnished transmission module receives data, characters and various messages collected by various sensors connected with the MCU, sends the data, the characters and the compatible messages to an Internet of Things server in combination with a preset message compatible format, and further transmits the data, the characters and the compatible messages to an Internet of Things middleware server to realize message analysis; and the active acquisition module receives an acquisition instruction issued by the Internet of Things server, so that the MCU controls various sensors connected with the MCU to acquire corresponding data, characters and various messages. By implementing the module the adopted operation is relatively simple, the workload of development is reduced, and the cost investment is reduced.

The invention provides an Internet of Things middleware based on fire-fighting Internet of Things data acquisition and transmission, and mainly solves the problems of access and message forwarding ofdifferent devices by combining the use scene of Internet of Things equipment on the basis of related standards of the existing Internet of Things technology. Data transmission, analysis, processing, packaging and conversion are completed through a standardized protocol, resource information is classified and integrated for structured and unstructured storage, and finally the resource information is transmitted to an upper-layer application. The Internet of Things middleware opens up an efficient, safe and reliable channel for the whole process of Internet of Things data from sensing equipmentto upper-layer application in the aspects of data acquisition, transmission and system safety and stability according to the existing technical standard related to information safety, so that the safety technical standard of the fire-fighting Internet of Things is further perfected.

The invention provides an Internet of Things middleware system. The Internet of Things middleware system comprises a system configuration module, a middleware interface module, an equipment managementmodule, an application management module and a standby middleware interface module. The system configuration module sends a configuration instruction to the middleware interface module, the equipmentmanagement module and the application management module; the middleware interface module converts the Internet of Things upper-layer application instruction into a unified internal instruction and sends the unified internal instruction to the equipment management module and the application management module; the equipment management module is used for acquiring data of the Internet of Things terminal equipment and uploading the acquired data to the application management module; the application management module receives the acquired data uploaded by the equipment management module, processesthe acquired data and sends the processed acquired data to an upper application of the Internet of Things; and the standby middleware interface module updates the data in real time according to the updating content of the middleware interface module. The Internet of Things middleware system provided by the invention can improve the availability and the robustness of the Internet of Things system.

The invention provides an intelligent platform system based on WeChat, and belongs to the technical field of the Internet of Things. The method comprises the following steps: firstly, equipment tripleconfiguration information is acquired through an authentication server of a platform; secondly, the equipment establishes connection with the IOT middleware based on an MQTT protocol, and the equipment adopts a publishing and subscribing working mode to realize stable and efficient network connection; and finally, the school administrator manages the intelligent platform through the web terminal,and the teacher opens and closes the intelligent platform through the WeChat official account client. The intelligent platform management system has the advantages that the intelligent platform can be efficiently managed, convenience and safety are improved, convenience is provided for teachers, troubles are reduced for managers, data analysis is provided for related departments, and cost is saved for school handling.

The invention provides an intelligent water pump system based on Internet of Things and belongs to the technical field of network data. The intelligent water pump system comprises a sensing layer, a network layer and an application layer, wherein the sensing layer realizes monitoring and control of a water pump; the network layer realizes transmission of state data; and the application layer completes man-machine interaction and data analysis. The working process of the intelligent water pump system comprises the following steps of firstly, acquiring equipment triple information and GPS map configuration information through an authentication server of the platform; secondly, establishing connection between the equipment and the IOT middleware based on the MQTT protocol, and realizing stable and efficient network connection by adopting a publishing and subscription working mode; and finally, managing the water pump by a user through a WEB terminal and a wechat public number client. Theintelligent water pump system has the advantages of being capable of efficiently managing the water pump, improving reliability, safety and the like.