原创 花絮1: 物联网 Prefix1 Internet of Things

犹记得，大学时一本薄薄的教科书《检测技术》，其中对于传感器的定义是：将各种非电量转化为电量的器件。对于检测技术的定义，非常简单的一张图：

I still remember that was a thin textbook called "Detection Technology” when I was in university, in which the a sensor was defined: A device that converts various non-electric quantities into electricity. A very simple picture of the definition of detection technology:

FIg prefix1.1 detection technology

多年之后，出了一个新名词，叫做物联网，然后出了一个物联网的三层架构，高大上多了。

Years later, a new term came out and it is called the Internet of Things with a three-layer architecture. This name is good.

FIg prefix1.2 IOT 3 layer