Over the past decade, cellular phones have evolved from delivering aggressively buzzy vibrating alerts to more nuanced “haptic feedback” — digitally created forces that respond to touch. While there were evolutionary steps before , that 2015 device marked a turning point for smartphone haptics, bringing deeper and more realistic touch sensations into pocketable devices. Now there’s a report that Apple will upgrade the Taptic Engine for the iPhone 11 family, so I’ve assembled some clues regarding the types of new features it might include.

It’s worth noting up front that neither today’s nor Apple’s key Taptic Engine supplier, Japan’s offers any concrete details on what the next-generation vibration actuator might do. Moreover, Apple has been more conservative in using haptics than Android rivals, even shying away

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