The government-owned Sierra Leone Telecommunications (Sierratel) explained on Friday that it has chosen to use a CDMA phone system based on its need to leapfrog to a next-generation network, which ...

Code Division Multiple Access is a digital cellular phone technology in which the same wireless frequency carries many conversations simultaneously. When you receive a customer call on your CDMA phone ...

San Diego, CA. Nov. 10, 2003 — Qualcomm Incorporated announced new steps to drive down the cost of 3G CDMA devices with the development of its single-band RFR6122 and RFT6122 radioOne chips, the first ...

Chip designers have leveraged incremental improvements in IC process technology and digital and RF chip design to build the first zero intermediate frequency (IF) chip sets for multimode cellular ...