Application of 4G LTE cat.1 in the Internet of Things and Security

Now that we have entered the 5G era, it seems a bit out of date to introduce 4G/LTE. However, at the beginning of this year (2020), LTE cat.1 in 4G suddenly became hot, especially since it brought new opportunities to the Internet of Things and security video.

Internet of Things, Smart Home, AI

About a year ago, I started to collect information on AI, the Internet of Things, smart home system platforms, etc., and made some intermittent notes. Here is a summary and record.