1.1. The Wireless Internet Revolution
The wireless communications industry has seen rapid growth in the past several years. This has made wireless communication one of the fastest growing technology areas in the world. The total number of cellular phone subscribers worldwide exceeded one billion in 2002, and it has been estimated that there will be over 1.5 billion wireless subscribers in the world by 2005. This far exceeds the number of personal computer users in the world, which was estimated to be about 500 million in 2002. The total annual sales of cell phones in the world is expected to grow from about 423 million phones sold in 2002 to nearly 600 million phones sold in 2006.
At the same time, the rapid emergence of the Internet has changed ...
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