射频CMOS集成电路原理和设计

射频CMOS集成电路原理和设计
CMOS8¤>nO Lecture 11, Dec. 23, 2003
J ìO
1. &6signal graph¤
2. ì''X
1/29


3. ì (PA)Load-Pull
4. "X
á
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.
)5bO¨nA^6§bfó§2002"
2. Chs. 13-14, Tom Lee’s book (PA and Feedback Systems¤"
&6 2/29




¤
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 =