I applied through a recruiter. I interviewed at Qualcomm
Interview
Phone Interview- Questions based purely on Resume.
Asked about VSWR of a line with a short circuit load (which is infinte), OFDM implementation parameters like symbol period requirements , GSM channels, MIMO technique, HSPA improvements over WCDMA etc.
Interview questions [1]
Question 1
Unexpected question - Which is the first GSM channel used by the mobile phone?
It was a fundamental question. That is why it was unexpected.