Qualcomm is unique because the majority of its revenue is generated by selling chips that connect handsets to cellular networks, but the bulk of its profit comes from licensing patents it says cover the fundamentals of all modern, high-speed data phone systems. The licensing rights were challenged by Apple, which argued in court and in submissions to regulators that Qualcomm was unfairly jacking up rates using its strength as a supplier of chips.

Source: Los Angeles Times May 01, 2019 22:51 UTC