Qualcomm is warming up for Mobile World Congress by announcing its newest modem: the Snapdragon X75. It updates last year’s X70, which is in the Snapdragon 8 Gen 2-powered phones just hitting the market like the Samsung S23 Ultra and OnePlus 11 5G. This time around, Qualcomm is getting its modem-RF chip ready for the next wave of 5G advances, along with enabling more powerful uplink and downlink connections, and using AI to help your phone…