Forget iPhone 12: The iPhone 13 could bring back Touch ID with a huge upgrade

(Image credit: Redmond Pie)

The iPhone thirteen might exist the commencement flagship iPhone to use an in-brandish Affect ID sensor, if Apple tree can turn its newly granted patents into a real product in time for the launch.

Found past AppleInsider, the patent for "Through-Display Optical Transmission, Reception, or Sensing Through Micro-Optic Elements" shows how Apple tree would go about building a fingerprint scanner into one of its phones.

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An illustration from the patent showing how lenses will focus light onto the fingerprint sensor. — An analogy from the patent showing how lenses volition focus low-cal onto the fingerprint sensor. (Paradigm credit: AppleInsider)

In-display fingerprint scanners are a common sight on mid-range and flagship Android phones, simply Apple has been using Confront ID since it moved abroad from its home button with Touch ID design with the iPhone X in 2017. While this has since reappeared on the iPhone SE (2020), we've yet to see the system return on a main iPhone release.

At that place are some big technology challenges to overcome when designing one of these systems. Principal among these is existence able to transfer enough light through the display and other components to the sensor within the telephone. Apple's patent details how information technology will overcome this with parts that are translucent to certain kinds of calorie-free, or apertures that direct the lite effectually the opaque components and onto the sensor itself (shown in the below diagram).

A second patent, titled "Optical-fingerprint detection system", was as well found by AppleInsider. This ane isn't a complete component design but rather a solution to a common trouble. Phones with OLED displays and in-brandish fingerprint scanners can sometimes struggle to read fingerprints in depression temperatures, due to the way the pixels of the display respond to the cold. The patent therefore suggests various software solutions to the trouble, showing that Apple'southward thinking through the sub-display Affect ID seriously.

In that location accept also been past rumors of Apple tree working on a side-mounted fingerprint scanner. Similar to phones like the Samsung Galaxy S10e or the Huawei Nova 5T, the rumors suggest this would be added onto an iPhone SE Plus that would back-trail the existing iPhone SE (2020) equally Apple's larger budget phone.

From what we've seen so far, there are no rumors that the iPhone 12 volition use Bear upon ID, instead inheriting Face ID from the iPhone eleven series. Apple analyst Ming-Chi Kuo, who oftentimes has a expert handle on what Apple'due south next moves are, has previously said that in-display Touch ID volition join Face ID on a 2021 iPhone, which is why nosotros think this patent is relevant to the iPhone 13.

Richard is a Tom's Guide staff writer based in London, covering news, reviews and how-tos for phones, gaming, sound and whatsoever else people need advice on. Following on from his MA in Magazine Journalism at the Academy of Sheffield, he's also written for WIRED U.K., The Register and Creative Bloq. When not at work, he's likely thinking about how to mash the perfect cup of specialty coffee.