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Future iPhones could sport front and back 3D Touch force detection

An Apple patent application published Thursday confirms the company’s continued interest in advanced force detection technology, dubbed 3D Touch in Apple parlance, with a novel back-sensing configuration that could lead to thinner handset designs.

Published by the U.S. Patent and Trademark Office, Apple’s application for “Detecting backside force in a touch-screen device” details a method of integrating and calibrating force sensors to detect back-side user input.

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