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Cambios a Paso #2

Editado por Miroslav Djuric

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[* icon_note] There are a few external differences, reflecting the different antenna design of the new CDMA iPhoneiPhone.
[* icon_note] There are a few external differences, reflecting the different antenna design of the new CDMA iPhoneiPhone.
[* black] CDMA, or Code-Division Multiple Access, is actually just a [http://en.wikipedia.org/wiki/Channel_access_method|channel access method] standard. When most people (including us) say CDMA, they usually mean [http://en.wikipedia.org/wiki/CDMA2000|CDMA2000], which is a family of 3G communication standards that run on top of the CDMA mechanism of utilizing airwaves. Confused? Unless you're an RF engineer, the distinction probably doesn't matter to you.
[* black] In the US, Sprint and Verizon use CDMA. T-Mobile and AT&T, the other two large carriers,AT&T use GSM[link|http://en.wikipedia.org/wiki/GSM|GSM].
[* black] In the US, Sprint and Verizon use CDMA. T-Mobile and AT&T, the other two large carriers,AT&T use GSM[link|http://en.wikipedia.org/wiki/GSM|GSM].
[* black] Worldwide, GSM (which stands for Global System for Mobile Communication) is far more popular. But CDMA is still used in 40 countries, primarily in Asia. China Telecom is the next largest CDMA carrier, with over 90 million subscribers.
[* black] China Telecom is [http://www.chinatelecom-h.com/eng/ir/kpi.php|growing] so fast that it's very possible they could sell more CDMA iPhone 4's this year than Verizon will, but unfortunately they haven't announced a deal with Apple yet.