Mobile devices have evolved over the past few years. As manufacturing technology improves, smaller components can be produced. One good example is the evolution of screen resolution in mobile devices as shown below.
mobile device
width
heigh
pixel count
screen size
dpi
1999
HP iPaq
240
320
76800
3.5
114
2003
Nokia 6600
176
208
36608
2.1
130
2005
E-TEN M500
240
320
76800
2.8
143
2006
RIM BB8700g
240
320
76800
2.6
154
2007
Nokia 6120
240
320
76800
2
200
2008
I-Mate 8150
480
640
307200
2.6
308
2009
Sony Xperia X1
480
800
384000
3
311
2010
Apple iPhone4
640
960
614400
3.5
330
Below is the stefan test sequence in QCIF format encoded in VBR with a fixed QP of 25.
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Last Update: 30th June 2010 Online since: 22nd April 2010
