| If you are looking for a new mobile phone carrier, | | | | countries across the globe. But with CDMA, you |
| then it is important for you to understand both | | | | will remain limited to US and only a few countries |
| GSM and CDMA technologies, before zeroing on | | | | in Asia. Furthermore, you can transfer more data |
| one. CDMA or Code Division Multiple Access is a | | | | from a GSM carrier than that of a CDM carrier. If |
| digital technology, which uses spread spectrum | | | | that's not all, fraud prevention and roaming |
| techniques while GSM or Global System for Mobile | | | | readiness are two other major advantages that |
| communications is a digital technology, which | | | | you gain out of the GSM technology. |
| assigns fixed frequency on the network. This | | | | But when you decide to purchase a GSM phone, |
| means that CDMA phones support signals from a | | | | you must keep in mind that there are several |
| single cell phone service carrier while you can | | | | network carriers that offer free handsets with |
| insert a SIM card from any carrier in a GSM cell | | | | their service, and charge only for their number. |
| phone. | | | | Mostly, these handsets are of low quality and do |
| A CDMA phone is physically keyed to a single | | | | not meet the expectations of those who desire a |
| number and you cannot change your number | | | | high tech cell phone to meet their personal as well |
| even if you want to. This means that your cell | | | | as their business requirements. |
| phone will not work with any other number and | | | | Now that you are aware of the major |
| you will not be able to join any other carrier | | | | advantages and disadvantages of both the |
| network as well. | | | | technologies, it will be easier for you to decide |
| On the other hand, GSM is the most widely used | | | | whether you want to purchase a CDMA or a |
| mobile technology across the globe. What makes | | | | GSM handset. But in more ways than one, a GSM |
| this technology at par with international standards | | | | carrier offers better functionalities to those who |
| is the fact that it used in more than 277 different | | | | are constantly on the move. |