Author: Huang Gang, a member of Yibo Technology Expressway MediaHere is a scenario for you to think about: When the PCB design is completed, the board stacking is determined, and it has entered the bo
Antenna input impedanceThe antenna input impedance is the ratio of the input voltage to the input current at the antenna feed end. The best connection between the antenna and the feed line is that the
In the 5G and post-5G mobile world, packaged antenna (AiP) will be everywhere. It will be embedded in your mobile phone as shown in Figure 1, providing you with a new and extraordinary high-quality us
[color=#000000]When I was learning arm by myself before, I had some experience with bare metal, but there were many things I didn't understand. Now I have signed up for a training course to systematic