软件中的问题你注意到了吗？

forevercgh

0 R# t- j: D1 g  q* O' E  u$ j典型的100ohm LVDS差分传输线，Hyperlynx场解析器的概念性错误
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# f; q8 y3 H( RField Solver Result：
Differential Z   = 100.5 ohms
   (suggested single line-to-line resistor for differential signals;
( C; l+ v6 q% M& t7 V- s    works best for opposed, balanced transitions)

Common-mode Z    = 83.5 ohms（错在这里，这里求得的值是Even-mode Z，而非Common-mode Z）
7 \' O1 S) X! x1 F7 o" _2 o   (suggested single line-to-ground resistor for common-mode signals;
    works best for all-1's or all-0's transitions)
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3 p3 B1 N; l2 M! O1 q' ], FLine-to-ground Z = 66.9 ohms
+ W4 n1 o, }; f4 Z   (suggested single line-to-ground resistor for independent signals;
    works best for mixed 1's and 0's transitions)