•In 1989, the Telecommunications Industry Association (TIA) endorsed a digital technology called Time Division Multiple Access (TDMA ). Just three months later, Qualcomm introduced Code Division Multiple Access (CDMA), a superior technology for wireless and data products that changed the global face of wireless communications forever.
Raytheon
tdma and fdma
Qualcomm, Boost Mobile, MetroPCS, Leap Wireless International Inc., Net 10, Sprint, Verizon, Cricket, and Alltel use CDMA technology.
CDMA technology uses spread spectrum concept thereby giving users unique code to de-spread the information being sent to them. so CDMA is secure and occupies a large bandwidth of information compared to GSM technology.
no mts is 1600mhz cdma but nokia 2112 has only 800mhz cdma technology you can check also
A CDMA repeater is a device that extends the signal range for cell phone providers that use the CDMA technology. CDMA (Code Division Multiple Access) is one of the technologies cell phone companies use for their phone service. More information on CDMA is available here: http://en.wikipedia.org/wiki/CDMA
CDMA technology uses spread spectrum concept thereby giving users unique code to de-spread the information being sent to them. so CDMA is secure and occupies a large bandwidth of information compared to GSM technology.
Alltel phones run on CDMA technology, and there currently is no unlocking solution for CDMA phones.
Hand off
Metropcs phones run on CDMA technology and right now, there is no unlocking solution for CDMA-based phones, only for GSM phones.
Ting Wireless and Cricket wireless.
CDMA