Editing Smartphone (section)

====Panel types====
[[Liquid-crystal display]]s (LCDs) and [[organic light-emitting diode]] (OLED) displays are the most common. Some displays are integrated with pressure-sensitive digitizers, such as those developed by [[Wacom (company)|Wacom]] and [[Samsung]],<ref>{{Cite journal|last1=Ward|first1=J. R.|last2=Phillips|first2=M. J.|date=1987-04-01|title=Digitizer Technology: Performance Characteristics and the Effects on the User Interface|journal=IEEE Computer Graphics and Applications|volume=7|issue=4|pages=31–44|doi=10.1109/MCG.1987.276869|s2cid=16707568|issn=0272-1716}}</ref> and Apple's [[Force Touch]] system. A few phones, such as the [[YotaPhone]] prototype, are equipped with a low-power [[electronic paper]] rear display, as used in [[e-book reader]]s.