With the leaks about the Galaxy S11 series hotting up, a recently discovered patent suggests that Samsung is prepping something called a "Bright Night Sensor" for mobile devices. The well-informed Russian Blue cat has been dropping some hints over the last few days about its potential uses too.
https://www.notebookcheck.net/Samsung-has-something-Bright-planned-for-the-zoom-lens-in-the-Galaxy-S11-according-to-renowned-leaker.445037.0.html