Author: Li Ai
Source: Ulink Media
What is Passive Sensor?
Passive sensor is also called energy conversion sensor. Like the Internet of Things, it does not need external power supply, that is, it is a sensor that does not need to use external power supply, but also can obtain energy through external sensor.
We all know that sensors can be divided into touch sensors, image sensors, temperature sensors, motion sensors, position sensors, gas sensors, light sensors and pressure sensors according t...
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