载流子感知阈值

Question

我希望你能帮助我如何设置ns2.34的传输范围，我已经用距离执行了阈值程序，我得到了Rxthresh_值，但是我不知道如何得到CSThresh_值？

Answer 1

来自http://mailman.isi.edu/pipermail/ns-users/2005-January/046659.html

“如何确定CPThresh，CSThresh和RXThresh”

“为了给它们设置值，您需要将类似的内容放在scenario_xxx.tcl文件中”

# Initialize the SharedMedia interface with parameters to make
# it work like the 914MHz Lucent WaveLAN DSSS radio interface
Phy/WirelessPhy set CPThresh_ 10.0
Phy/WirelessPhy set CSThresh_ 1.559e-11
Phy/WirelessPhy set RXThresh_ 3.652e-10
Phy/WirelessPhy set bandwidth_ 2e6
Phy/WirelessPhy set Pt_ 0.28183815
Phy/WirelessPhy set freq_ 914e+6
Phy/WirelessPhy set L_ 1.0
Phy/WirelessPhy set debug_ false