Apple was granted a patent for a two-step unlock screen feature that has yet to be implemented.Now with help of using fingerprint, face and eye recogniton one can unlock its device,But this feature is even more than that just to lock or unlock the screen,the feature could also be used in e-commerce transactions from iOS device.For this Apple acquired mobile security firm Authentec for $356 Million,so that the transactions are processed safely and securely .
Apple's latest inventions includes techniques for concealing components of an electronic device may include a component that is disposed behind a window configured to selectively become transparent or opaque, such as a polymer-dispersed liquid crystal (PLDC) window.Since such a window may be hidden behind a transparent display or color-matched to seamlessly integrate into an enclosure of the electronic device, the components may remain hidden from view while not in use. When desired, the electronic device may expose the concealed components by causing the electronic window to change opacity, allowing the components to suddenly appear as from out of nowhere.
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