https://seekingalpha.com/article/4235682-qualcomm-excessive
The short thesis is that losing the lawsuit will decimate the royalty business, though countless lawsuits in places like China and South Korea failed to make anything other than minor adjustments to royalty rates.
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In the case of Apple, the company has 30%+ gross margins on smartphones that cost over $1,000 in some cases. With the average iPhone having an ASP of over $700 now, Apple is generating over $200 in gross profit per phone, easily absorbing the license fees.
For FY18, the tech giant made $12 per share in net income and generated a massive $59 billion in profits. It doesn't appear that Apple was harmed at all.