The IoT cloud platform is a network that embeds computing, communications, and information-aware devices into objects, and then connects them to the Internet in accordance with agreed protocols, exchanging information and communicating them for intelligent identification, positioning, tracking, monitoring, and management. Typically, there are hundreds of millions of sensors in the Internet of things that are collecting, transmitting, and exchanging data at all times, so the internet of things is a data ocean that requires a strong storage platform to meet its application needs. At the same time, the main purpose of the Internet of Things is not to connect objects, but to provide users with intelligent services through the exchange of objects and objects. For Internet of things application service providers, traditional storage mode requires enterprises to invest a large amount of money to purchase hardware and software storage equipment and build a platform. And with the advent of new business applications, enterprises will continue to maintain and upgrade these devices. In this mode, the storage facility will occupy a large amount of money invested by the enterprise.
In recent years, with the rise of cloud computing technology, Cloud configuration has been widely concerned by people. Cloud computing provides users with two services, one is computing resource services, the computing power is provided as a service to the user, and the other is the storage service, which provides the storage as a service to the user, that is, the cloud storage described in this article. Cloud storage uses a collection of software collections to assemble heterogeneous storage devices together to create massive volumes of storage space for users to use, and users who need storage services no longer need to set up their own data centers, simply request storage services from the cloud storage provider and store their data in the storage space provided by the storage provider. Cloud storage mode allows enterprises to avoid duplication of storage platforms, saving expensive hardware and software infrastructure investment. At present, the cloud storage mode has been supported and concerned by many vendors, many well-known manufacturers have launched their own cloud storage services such as Amazon's simple storage services S3, Google launched the online storage services gdrive, Microsoft launched the Windows Azure storage services.
The use of local networks or the Internet and other communication technology to the sensors, controllers, machines, people and things through a new way together, the formation of people and things, things and things linked to achieve information, remote management control and intelligent network. IoT is an extension of the Internet, which includes all the resources on the Internet and on the Internet, compatible with all applications on the Internet, but all elements of the IoT (all devices, resources, communications, etc.) are personalized and privatized.
1, sensor technology: This is also a key technology in computer applications. As we all know, the vast majority of computers have so far handled digital signals. Since there is a computer, the sensor needs to convert the analog signal to a digital signal computer to be processed.
2, RFID Tags: is also a sensor technology, RFID technology is a combination of wireless radio frequency technology and embedded technology as one of the integrated technology, RFID in automatic identification, goods logistics management has a broad application prospects.
3, Embedded system technology: is a combination of computer hardware and software, sensor technology, integrated circuit technology, electronic technology as one of the complex technologies. After several decades of evolution, embedded systems are characterized by intelligent terminal products everywhere, small to the people around the MP3, large to the space and aviation satellite system. Embedded systems are transforming people's lives, driving industrial production and the development of the defense industry. If the internet of things to make a simple analogy with the human body, the sensor equivalent to human eyes, nose, skin and other senses, the network is the nervous system used to transmit information, embedded system is the human brain, after receiving information to be classified processing. This example is an image of the location and role of sensors, embedded systems in the Internet of things.
According to its actual use can be attributed to two basic application modes:
The smart label for the object. The use of NFC, QR code, RFID and other technologies to identify specific objects, to distinguish between individual objects, such as in the life of the various smart cards, the basic purpose of barcode label is to obtain the object's identification information, in addition, through the smart tag can also be used to obtain the object of the extended information contained in the item, For example, the amount balance on a smart card, the URL and the name contained in the QR code, and so on.
Intelligent control of the object. The Internet of Things (IoT) is based on cloud computing platforms and intelligent networks, which can be used to make decisions based on the data obtained from the sensor network and change the behavior of objects. For example, according to the intensity of light to adjust the brightness of the street lights, according to vehicle traffic automatically adjust the traffic lights interval.
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Internet of things Cloud Platform Introduction and application Mode