Imagine you have a XX inch screen that pops up vertically from a handset, now what happens when you shove the screen back in? Instead of hiding the entire thing only a small window is left open for data to be displayed. It sounds complicated, but this image should make it easy for you and it boggles the mind that something like this can even be patented:

[Via: Unwired View]
About The Author
Stefan Constantinescu
Stefan Constantinescu (@WhatTheBit on Twitter) has loved technology since as far back as he can remember. It started with computers, but in the past few years his passion has turned to mobile devices. As a mobile phone enthusiast who lives and breathes devices that connect to the internet, he knows he is not alone with this radical fascination of all things wireless. He is strongly opinionated and enjoys a good debate so leave comments in his posts and he’ll get back to you!
Stefan began blogging as a hobby in the fall of 2006 and joined IntoMobile in the summer of 2007. Later he got a job at Nokia in March 2008, but as of June 2009 he has rejoined the IntoMobile team. He is currently based out of Helsinki, Finland.