The Next-Gen Apple iPhone 4G could be the first Apple device with an OLED Display.
LG Display deliver the OLED Displays for Apple, so
LG Display has struck a long-term deal with Apple to produce AMOLED displays for use in its devices.

Technical specifications Apple Iphone 4g

The iPhone 4G will be 10% thinner with a similar aesthetic look as the 3GS
Improved battery life over its predecessor instead of diminished battery life in the case of the 3GS
Revamped iPhone OS
AMOLED Display
Improved Push support
Flash, if Adobe can develop it soon enough
Tougher anti-jailbreaking measures
Revamped SIM card tray, as reported by The iPhone Blog
U.S only, likely for a good while
An official release sometime in the middle of 2010

Apple Ipad Itablet

Apple plans to launch their tablet PC in the second half of 2010. Apple plans to launch a model with an 9.7 inch AMOLED Panel from LG Display, according to sources from component makers.