NB-IoT, Niubility Internet of Thing, is the Internet of Things technology of Burdock. Regarding the Internet of Things, Xiaobian wants to start with two very interesting applications. This is not at the broadcast limit level. This is the 3D fitness mirror from Nake Labs, which tracks your body changes through 3D scanning. The smart fitness camera called Naked creates a 3D model of the body scan, records body changes, and sends data to the phone sync app to analyze your fitness. There is also the evil "one button order" button from Amazon. .. This thing is called Dash Button, which is a plastic button that can be attached to the home. For example, put one on the washing machine, found that the laundry liquid is used up, press the button to place an order, and then the courier will come. The handcuffs can’t stand it. The above two Internet of Things applications are all using WiFi communication technology. There are many wireless communication technologies in the Internet of Things, which are mainly divided into two categories: one is Zigbee, WiFi, Bluetooth, Z-wave and other short-range communication technologies; the other is LPWAN (low-power Wide-Area Network). ), that is, wide area network communication technology. LPWA can be divided into two categories: LoRa, SigFox, etc., which work on unlicensed spectrum; and 2/3/4G cellular communication technologies, such as EC-GSM, which are supported by 3GPP and operate under licensed spectrum. LTE Cat-m, NB-IoT, etc.
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