New York Times

April 16, 2019

"At the heart of the disputes was a disagreement over how Qualcomm charges royalties on patents that it holds on mobile chips. The company, based in San Diego, had pioneered a type of cellular communications in the 1990s that later became a mainstay of mobile devices. That allowed it to charge royalties on nearly every smartphone sold — even if the phone did not actually use Qualcomm chips. Apple eventually objected to that arrangement."

https://www.nytimes.com/2019/04/16/technology/apple-qualcomm-settle.html?module=inline