CDMA is Code Division Multiple Access.The word itself explains that multiple users accessing the same carrier frequency but having their unique code for each one. Here the overlapping of messages takes place.
GSM is a technique that works under TDMA,which Time Division Multiple Access.GSM
Global Service For Mobile Communication. users having the same carrier frequency with different time slots.Most of the mobile phones which is 2G having frequency of 900MHZ to 1800MHZ.for 3G it operates at2100MHZ.
Hand off
Unlocking usually refers to a GSM network and flashing usually refers to CDMA networks. When you unlock a phone you can use it on any carrier that uses the same radio (GSM/CDMA), or if you have a world phone, either a GSM or CDMA. Flashing the phone just allows you to use one specific CDMA carrier.
yes you can change gsm to cdma via mnp.
gsm
CDMA, offers better data transfer
GSM stands for Global System for Mobile, while CDMA stands for Code Division Multiple Access. GSM uses SIM cards which store the phone number and information and runs off of Towers and requires more steps to connect a call, which results in poor call quality. CDMA goes through calls much quicker, and it can penetrate buildings better than GSM.
GSM = Global System for Mobile communications. CDMA = Code Division Multiple Access.
Gsm
It depends on what type of phone it is, GSM, or CDMA. You can tell the difference between the two, fairly easily: GSM phones take a SIM card, while CDMA do not : If it's a GSM phone, AT&T would be a provider, as would T-Mobile. If it's CDMA, Verizon would be your best bet!
cdma gsm
Type your answer here... can v chande a cdma sim to gsm
It's a gsm/umts network. There's no cdma carrier in the Philippines.