Samsung is working on a mysterious new display for smartphones

Major smartphone releases still to come this year from Samsung include the Galaxy Note 20, with some color renders having recently emerged to suggest the kind of design Samsung is likely to give the handset. Meantime, the electronics giant has apparently been working on a mysterious new kind of smartphone display technology, one for which it's just filed a trademark application. It's not clear what the technology will consist of, as the filing describes it as essentially a screen for a smartphon...