Sprint uses code division multiple access technology, or CDMA, in its cellular networks, while Nextel uses Motorola 's (nyse: MOT - news - people ) iDEN hardware.

FORBES: Sprint Nextel, No. 3 With A Bullet

Seybold is still bullish on the long-term prospects of Qualcomm (nasdaq: QCOM - news - people ), which has made progress penetrating the European mobile phone market with its code division multiple access wireless technology.

FORBES: Magazine Article

Due to its strong patent position, it also collects fees from 195 licensees, spanning most of the cell-phone industry for code-division, multiple-access technology, which is the standard communications technology in cellular networks.

FORBES: Connect