![ualcomm qxdm ualcomm qxdm](https://www.coursehero.com/thumb/b3/7c/b37cff4506b8c3a57729feac6173ab70a368e4e1_180.jpg)
We can also vary the different parameters affecting the device in the real world like SINR, RSCP, handover, etc. These call boxes are directly connected to devices which helps overcome interference from other users.
![ualcomm qxdm ualcomm qxdm](https://img.pdfslide.net/img/1200x630/reader026/reader/2021092505/54397789afaf9fbe2e8b4ee6/r-1.jpg)
And from the view of different procedures, the testing comprises R&D testing, factory testing and certificate testing. The testing will be conducted on both hardware and software.