While the Galaxy S9 in the Looks division may have been only a minimal update from last year's Galaxy S8, Samsung is expected to go full off the Galaxy S10 in the hopes of selling to improve and commemorate the tenth anniversary of the smartphone line.
As on other smartphones that contain the technology, Samsung's sensor is confined to only a small area on the display screen where a user's thumb tends to rest naturally. Similar to Samsung's virtual home buttons, this interface is also pressure-sensitive, presumably so that the phone can inform users when it unlocks or when the detected fingerprint does not match.
The patent itself describes the technology in a familiar-looking phone. However, since this particular application was submitted earlier this year ̵