Can you tell me how to do indoor positioning? Image processing is certainly possible, but it is too complicated and costly; GPS has poor signal indoors and is difficult to use; RF is OK, and the locat
The content of this evaluation experiment is to combine sound playback and display. While playing the sound, the screen also displays a histogram of the sound intensity.First the video, then I'll expl
ESR is the abbreviation of Equivalent Series Resistance, which means "equivalent series resistance". In theory, a perfect capacitor will not produce any energy loss. However, in reality, because the m
Hello everyone, the first picture below is my report to stu after timing analysis, and the second picture is the Technology Map Viewer picture in the first line of the report. I want to know how the A