<aside> <img src="/icons/bookmark_gray.svg" alt="/icons/bookmark_gray.svg" width="40px" />

Note

Ai-Thinker Rd-03D 24G Multi-Target Human Movement Trajectory Positioning And Tracking Radar Module - RS5728

Human sensing chips having the capability of tracking up to 3 people with depth location data

Packet Radio library for embedded microprocessors

A library that can transmit data within a set of different small units

UWB module

UWB is mainly used today for accurate indoor location tracking, device-to-device ranging (like digital car keys, AirTags), and radar-style sensing.

Solar-powered robot

</aside>

<aside> <img src="/icons/bookmark_gray.svg" alt="/icons/bookmark_gray.svg" width="40px" />

Note

• Buried resistor: hiding resistor in the insides layers of PCB

• Solder mask is usually green, but the sensor type is usally black so it doesnt reflect the signal away. </aside>