4G Wireless Video Communications
Chapter One
Introduction
1.1 Why 4G?
Before we get into too much technical jargon such as 4G and so on, it would be interesting
to take a moment to discuss iPhone, which was named Time magazine's Inventor of
the Year in 2007, and which has a significant impact on many consumers' view of the
capability and future of mobile phones. It is amazing to see the enthusiasm of customers
if you visit Apple's stores which are always crowded. Many customers were lined up at
the Apple stores nationwide on iPhone launch day (the stores were closed at 2 p.m. local
time in order to prepare for the 6 p.m. iPhone launch) and Apple sold 270 000 iPhones
in the first 30 hours on launch weekend and sold 1 million iPhone 3G in its first three
days. There are also many other successful mobile phones produced by companies such
as Nokia, Motorola, LG, and Samsung and so on.
It is interesting to observe that these new mobile phones, especially smart phones, are
much more than just phones. They are really little mobile PCs, as they provide many of ... read full excerpt from 4G Wireless Video Communications (Wireless Communications and Mobile Computing #11) ebook
