noisedistortioninmicrowavesystems(存儲(chǔ)版)
【正文】 熱平衡方程） ?Noise Figure of Cascaded（級(jí)聯(lián)） Components G1 F1 Te1 G2 F2 Te2 BkTN i 0? 1N oNBkTN i 0?BkTGBkTGN e 11011 ??BkTGNGN eo 2212 ??)(121012 GTTTkBGG ee ???121 GTTT eee ??121 1GFFF ???21GGG ?G F Te iN oN?????213121 GG TGTTT eeee???????213121 11 GGFGFFFoe TFT )( 1??例 ，計(jì)算其總的噪聲系數(shù)。 Devices ?Atmosphere and Interstellar（星際的） Radiation ?Manmade Interference ?Distortion: Large Signal ?(Nonlinear Systems) ?Mixer amp。 solidstate devices ?Flicker （閃爍） Noise（ 1/f Noise） ?In Solidstate amp。 Ff＝ 1 dB 3 Noise Figure of Passive Networks lZgZgVs? in? out? L?kTBN ?1??S)(Ta d d e dNGk T BGN 21212 ??)||1(|1|)||1(||2211222121o u tSSr o m S o u r c eA v a i l a b l e Fr o m N e t w o r kA v a i l a b l e FSSPPG????????SSo u t SSSS ?? ????11211222 1kTBN ?2For Thermodynamic Equilibrium k T BG GN a d d e d21211 ??021210111TTGGTTF e ?????TG GkBNT a d d e de21211 ???kTBN ?1?Application to a Mismatched Lossy Line 00ZZZZggs ????0ZgZgVs? in? out? 0??L?, 0ZTLLeS lj?????????0110][? ? 2 221 2 2 21 / ( 1 | | ) ( 1 | | )1 | | | |S Sout SL LGL?? ????? ? ? ?ljSSSo u t eLSSSS ?211211222 1 ????? ????1,1 21 ?? GLLGS /1,0 21 ???TL LLTG GTsse)||1()||)(1(1222121?????????Application to a Wilkinson Power Divider 0Z0Z0Z02Z02Z02Z???
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