CDMA-2000 1xRTT is a 3G wireless technology based on the CDMA platform. The 1x in 1xRTT refers to 1x the number of 1.25MHz channels. The RTT in 1xRTT stands for Radio Transmission Technology.
The CDMA-2000 1xRTT protocol was developed by Qualcomm.
CDMA-2000 1xRTT is a CDMA version of the IMT-2000 standard which was developed by the International Telecommunication Union (ITU).
Verizon and Sprint both operate CDMA-2000 1xRTT services in the United States.
CDMA-2000 1xRTT Specifications
|Range||Coverage area of host network|
|Frequency||Frequency of host network|
|Definer||CDG (CDMA Development Group)|
Finding CDMA-2000 1xRTT Capable Hardware
A directory of CDMA-2000 1xRTT devices is available at the CDG web site.
CDMA-200 1xRTT By Any Other Name
CDMA-2000 1xRTT is also referred to as 3G1X and IMT-CDMA Multi-Carrier. CDMA-2000 1xRTT is also part of the IS-2000 CDMA standard.
The Next Generation of CDMA-2000 1xRTT
A planned enhancement to 1xRTT, 1xRTT Release A, will double data rates to 288 Kb. Another enhancement to 1xRTT, 3xRTT, is in development.
CDMA-2000 1xRTT Security
For more information on CDMA-2000 1xRTT security, read CDMA 1xRTT Security Overview.