RF Power Amplifiers for Cellphones

C.E. Weitzel

Motorola, Inc., Semiconductor Products Sector

2100 E. Elliot Rd., Tempe, AZ 85284

480-413-5906 agbp70@email.sps.mot.com


Keywords: GaAs, silicon, HBT, FET, CDMA, GSM



A wide variety of semiconductor devices are used in wireless power amplifiers. The RF performance and other attributes of cellphone RF power amplifiers using Si and GaAs based technologies will be reviewed and compared.



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