According to Kuo, Apple plans to include its own custom-designed 5G baseband chip starting with the launch of the 2023 iPhones "at the earliest." Apple currently relies on Qualcomm for its 5G iPhone modems and is expected to continue its reliance until it diverts to its own chip.
In March, Barclays analysts reported that Apple will include its own custom-designed 5G modem starting with the 2023 iPhone.In 2019, Apple purchased the majority of Intel's smartphone modem business, a move that helped fuel the development of Apple's own in-house modem!