As the third wave of information industry: The "Internet of Things" industry is in a high-speed development stage. The Internet of Things is an extension and expansion of the Internet, and it is a huge network formed by combining various information sensing devices with the network through the interconnection of four levels of architecture: perception, network, platform and application. Eventually realize the interconnection of people, machines and things at any time and any place. Optical camera module as an important visual message sensing components, is widely used in a variety of Internet of Things equipment terminals. The "Internet of Everything" has become an important direction for the future development of global networks.