Power efficient radio frequency transmitters for wireless digital mobile applications
Golsa Ghiaasi-Hafezi · OhioLink ETD Center (Ohio Library and Information Network) · 2003
In this thesis, the conventional methods o f transmitter amplification are evaluated and a new technique to improve power efficiency in radio f r equency (RF) transmitters is proposed.The primary focus will be on the 2nd Generation (2G) wireless digital phone applications.This study is conducted from the system point-of-view.Applications such as digital mobile and cordless phones, pagers, and wireless modems nowadays must to be low cost, compact, and power efficient in order to meet the ever increasing demands o f the market.The talk time and weight o f a mobile device are the important factors in customers' choice.In a wireless device the majority o f