CDMA射頻線性功率放大器
Linear RF power amplifier for CDMA
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摘要: 該文對前饋線性校正射頻功率放大器進行了分析,給出了分析結果。并用該結果指導設計了CDMAIS-95基站射頻線性功率放大器,放大器增益47dB,連續(xù)波輸出功率60W,在通頻帶內三階交調改善了23dB。Abstract: In this paper, a novel analysis of feedforward linearizing power amplifier is presented. Experimental results are reported for a CDMA IS-95 base station feedforward linearizing amplifier, which demonstrates a minimum of 23dB intermodulation distortion suppression when the amplifier s gain is 47 dB and continue wave output power is 60W.
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A.J維特比著,李世鶴等譯.CDMA擴頻通信原理,北京,人民郵電出版社,1997,1-2.[2]TIA/EIA/IS-95-A, Mobile Station-Base Station Compatibility Standard for Dual-Mode Wideband Spread Spectrum Cellular System, TIA, May, 1995.[3]T.Ojanpera,R.Prasad著,朱旭紅等譯.寬帶CDMA:第三代移動通信技術,北京,人民郵電出版社,2000,第一章[4]王金和等,基站用超線性功率放大器,2000全國第八屆微波集成電路與移動通信學術年會論文集,長沙,中國電子學會微波分會MIC與移動通信專委會,IEEE MTT,Beijing,Chapter,2000,145.[5]Tri T. Ha.[J].Solid-State Microwave Amplifier Design, New York, John Wiley Sons.1981,:-[6]何松柏等,CDMA基站線性功率放大器,2000全國第八屆微波集成電路與移動通信學術年會論文集,長沙,中國電子學會微波分會MIC與移動通信專委會,IEEE MTT,Beijing,Chapter,2000,103. -
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