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Networked Life by Mung Chiang

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1 What makes CDMA work for my smartphone?

1.1     A Short Answer

Take a look at your iPhone, Android phone, or a smartphone running on some other operating system. It embodies a remarkable story of technology innovations. The rise of wireless networks, the Internet, and the web over the last five decades, coupled with advances in chip design, touchscreen material, battery packaging, software systems, business models… led to this amazing device you are holding in your hand. It symbolizes our age of networked life.

These phones have become the mobile, lightweight, smart centers of focus in our lives. They are used not just for voice calls, but also for data applications: texting, emailing, browsing the web, streaming videos, downloading books, ...

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