Abstract
The Internet of things technology can realize the communications between persons and persons, persons and objects, as well as objects and objects. The IOT have wide applications in the area of computer monitoring system. This paper firstly presents the concept and operation principles of IOT, then expounds the relevant knowledge of computer monitoring system, and finally gives the principles and cases of the applications of IOT in the area of computer monitoring system in order to provide references to relevant researchers. An Overview of Internet of Things Concept of Internet of Things. Internet of things (IOT) is the internet which can connect the things. It expand the use of internet and puts the items and internet together by infrared sensors, laser scanner, radio frequency identification device and so on, so that it can realize the all intelligent identification, tracking, positioning, monitoring, and management of items. Compared with the Internet, Internet of things has the following characteristics. First, it uses many sensing technologies widely. Second, it is the extension and expansion of the network based on the internet. Third, the Internet of things can realize the intelligent control of objects. Operation Principles of Internet of Things. Based on the computer internet, the IOT makes use of the RFID technology, wireless data communication technology, and other technologies to construct a net covering everything in the world. In this network, objects can communicate with each other without the human intervention. Its essence is to use radio frequency automatic identification technology, through the computer Internet to realize the automatic identification of goods and the interconnection and sharing of information. The very important technology in the Internet of things is radio frequency identification technology. RFID is the abbreviation of radio frequency identification technology. It is a kind of automatic identification technology which began in 1990s. It is a kind of non-contact identification technology. Based on a simple RFID system, it combines with the existing network technology, database technology, middleware technology to build a large network of readers and countless mobile tags. The running process of the IOT can be divided into the following four stages. The first stage is the identity of the property of the object. IOT Uses the static attribute of the tag to store the object and use the sensor to monitor the dynamic attribute of the object. The second stage is the pretreatment of the item attribute information. After obtaining the static and dynamic properties of the goods, IOT starts the storage, reading and information conversion and other pretreatment. The third stage is the transferring of property information. The network layer collects data and then transfers to intelligence gathering gateways. Through the convergence gateway access to network layer of IOT, it uses network via network layer broadcast TV network, Internet, telecommunication network to make sure that the article attribute information is transmitted to the IOT application layer. The fourth stage is the application of application layer implementation of underlying sensing layer and management layer perceptron. The IOT completes the communication between the items and information sharing related calculations in the application layer, and packages the information into a variety of applications for users.
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