Sharp develops 4K smartphone display
Sharp has developed a 5.5-inch display with 3860 x 2160 pixel resolution, which is the equivalent of âultra-high definition or 4K. The LCD display has a pixel density of 806 pixels per inch (ppi). By comparison, Appleâs iPhone 6 Plus has a 5.5-inch screen with 1920 x 1080 pixel resolution and a density of 401 ppi.Itâs just a prototype for now. Sharp showed off the display at the China Information Technology Expo in Shenzhen. Unfortunately, the company hasnât decided on a schedule for mass production just yet. Sharp spokeswoman Miyuki Nakayama said, âCurrently there are no driver ICs for small 4K panels, so the panel is not ready for mass production at this point.âSharp hopes to develop and mass-produce 4K screens for clientsâ phones. It may use these displays in its own Aquos line of smartphones, but itâs too early to say for sure.Sharp has developed a 4K smartphone display with an impressive pixel density of 806 pixels per inch (ppi). It showed off the prototype at an expo in China.



