The spinning target detection technology using the OAM-based radar is studied, in this paper. The detection model of the rotational Doppler frequency is established firstly and an effective target ...

As an emerging technology and a relatively affordable device, the 4D imaging radar has already been confirmed effective in performing 3D object detection in autonomous driving. Nevertheless, the ...

Learn to build an RFID based attendance system using Arduino with step-by-step instructions, circuit diagrams, and complete code. This $35 DIY project replaces expensive commercial systems with ...