https://www.reuters.com/article/us-apple-qualcomm-mollenkopf/apple-demanded-1-billion-for-chance-to-win-iphone-qualcomm-ceo-idUSKCN1P600H

Qualcomm sought to become the sole supplier of modem chips for Apple's iPhone to recoup a $1-billion "incentive payment" that Apple insisted on, not to block rivals from the market, Qualcomm's chief executive testified on Friday.