According to Korean site Digital Daily, in addition to the usual functions, the screen of the device could be operated with gestures without touching the screen.
This is the technology that Atmel’s newest maXTouch S controllers for mixed signal input.
A similar process was unveiled by Sony’s Xperia Sola that featured the “floating touch” navigation which allows users to select an item on the screen without touching it directly and ensuring greater pointing accuracy.
“Xperia sola comes with the power of Sony and a sense of magic with floating touch, giving consumers a fun new way to browse the web and latest technology to show off,” said Calum MacDougall, Sony’s Head of Xperia marketing.
Other rumors indicate that the Galaxy S4 will be equipped with an AMOLED 4.99 inch full HD (1920 x 1080 pixels) display that the manufacturer has already presented at the CES 2013.