With increasing competition from the Android camp, and not least, Samsung Galaxy S3 is expected turned up for the next generation iPhone, while not being announced at this year's developer conference in June (WWDC), but well, later this year, possibly in October.
Now publishes 9to5mac what is said to be pictures of the shell for the iPhone 5, or at least an early prototype. According to the data, the phone is still as wide as the iPhone 4/4S, but growing in height to a measurement of 3.999 inches on the diagonal, to fit into a display panel with a resolution of 1136 x 640 pixels. This compares with 960 x 640 pixels at 3.5 inches in today's iPhone.