射频CMOS集成电路原理和设计CMOS8¤>nO Lecture 11, Dec. 23, 2003
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3. ì (PA)Load-Pull
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1. Ch. 4, “üà1à1”9 Ch. 9, “N+ì
O,” Reinhold Ludwig and Pavel Bretchko, RF Circuit Design:
Theory and Applications, Pearson Education, Inc., 2002.
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2. Chs. 13-14, Tom Lee’s book (PA and Feedback Systems¤"
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IG (and its direction is irrelevant in this analysis. a and a are
incident voltage waves to the load and source impedance, respectively.
b = ΓLa
bS
a = b = ΓS a + bS = ΓS (ΓLa) + bS = a = b =
……
