the internet of Things presentation

ppt 第一页 it is my pleasure to take a presentation .my topic is the internet of things. ppt 第二页 firstly ,I should denote that the internet of things is a part of smart earth which is ibm ‘s dream .Except for internet of things ,the smart earth is composed of two other parts, they are the internet and internet clouds ppt第三页 Now I will introduce the internet of things. ppt第四页 The internet of things can be divided into three layers: sensor layer, network layer and the application layer. the bottom level is sensor layer . the function of sensor layer is to distinguish the objects, and collect information。 this layer includes two dimensional barcode label and conversational machine, RFID tags and literacy device, cameras, GPS, sensors, terminal, sensor network ,and so on。this layer is mainly used to identify the object, gathering information, just like human‘s nose eyes and ear . the second level is network layer . network layer is used for Information transmission and processing .the network layer includes network management center, information center and intelligent processing center, and so on. The network layer will transfer and process information obtained by sensor layer. it is similar to human‘s nerve center. the top level is application layer . the application layer is related to the industry demand .and different needs require different applications