https://www.cnet.com/news/apple-qualcomm-settlement-led-to-intels-exit-from-5g-phone-modem-market/

"In light of the announcement of Apple and Qualcomm, we assessed the prospects for us to make money while delivering this technology for smartphones and concluded at the time that we just didn't see a path," Swan told the newspaper.

Intel on April 16 said it plans to cease working on modems for 5G, the next-generation of wireless technology expected to supercharge mobile connections. It had been working on a processor for Apple, with the chip expected to be in iPhones in 2020. Lately there have been worries the chip wouldn't be ready until iPhones released in 2021.