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ICC verify_drc报告错误如何修改

时间:10-02 整理:3721RD 点击:

使用SMIC65nm工艺,在做完ICC的route之后,使用了verify_drc这条指令,查看了报告文件,出现了如下几种错误:

Rule: Via7 MinContNum: fat contact ( 0.809 , 0.809 um) minimum number of contacts = 4566084 errors
Rule:Met1 Overlap: metal & blockage overlap3 errors
Rule: Via2 MinContNum: fat contact ( 0.809 , 0.809 um) minimum number of contacts = 4232264 errors
Rule:Met2 Overlap: metal & blockage overlap16 errors
Rule: Via3 MinContNum: fat contact ( 0.809 , 0.809 um) minimum number of contacts = 4265305 errors
Rule:Met3 Overlap: metal & blockage overlap20 errors
Rule: Via4 MinContNum: fat contact ( 0.809 , 0.809 um) minimum number of contacts = 4566084 errors
Rule:Met4 Overlap: metal & blockage overlap5 errors
Rule: Via5 MinContNum: fat contact ( 0.809 , 0.809 um) minimum number of contacts = 4599132 errors
Rule: Via6 MinContNum: fat contact ( 0.809 , 0.809 um) minimum number of contacts = 4566084 errors
Rule: Via4 MinContNum: fat contact ( 0.349 , 0.349 um) minimum number of contacts = 2632 errors
Rule: Via5 MinContNum: fat contact ( 0.349 , 0.349 um) minimum number of contacts = 2632 errors
Rule: Via6 MinContNum: fat contact ( 0.349 , 0.349 um) minimum number of contacts = 2628 errors
Rule: Via7 MinContNum: fat contact ( 0.349 , 0.349 um) minimum number of contacts = 2628 errors
Rule: Via1 MinContNum: fat contact ( 0.809 , 0.809 um) minimum number of contacts = 4265301 errors
Rule: Via3 MinContNum: fat contact ( 0.349 , 0.349 um) minimum number of contacts = 22 errors
Rule: Met10 MinDensity: minimum density ( 200 um X 200 um) = 30 %36 errors
Rule:Met1 MinWidth: minimum width = 0.09 um32 errors
Rule:Met10 Spacing: minimum spacing = 0.4 um8 errors
Rule: Met1 EnclsArea : minimum enclosed area = 0.13 um*um182 errors
Rule:Met1 Spacing: minimum spacing = 0.09 um529 errors
Rule:Via3 Spacing: minimum spacing = 0.11 um2 errors
Rule: Met1 MinDensity: minimum density ( 200 um X 200 um) = 20 %2 errors
Rule: Met1 MaxDensity: maximum density ( 200 um X 200 um) = 80 %16 errors
Rule: Met2 EnclsArea : minimum enclosed area = 0.12 um*um33 errors
Rule:Met2 Spacing: minimum spacing = 0.1 um231 errors
Rule: Met2 MinDensity: minimum density ( 200 um X 200 um) = 20 %25 errors
Rule:Met3 Spacing: minimum spacing = 0.1 um4 errors
Rule: Met3 MinDensity: minimum density ( 200 um X 200 um) = 20 %25 errors
Rule:Met4 Spacing: minimum spacing = 0.1 um4 errors
Rule: Met4 MinDensity: minimum density ( 200 um X 200 um) = 20 %34 errors
Rule: Met4 MaxDensity: maximum density ( 200 um X 200 um) = 80 %17 errors
Rule:Met5 Spacing: minimum spacing = 0.1 um6 errors
Rule: Met5 MinDensity: minimum density ( 200 um X 200 um) = 20 %23 errors
Rule: Met5 MaxDensity: maximum density ( 200 um X 200 um) = 80 %17 errors
Rule:Met6 Spacing: minimum spacing = 0.1 um4 errors
Rule: Met6 MinDensity: minimum density ( 200 um X 200 um) = 20 %27 errors
Rule: Met6 MaxDensity: maximum density ( 200 um X 200 um) = 80 %17 errors
Rule:Met7 Spacing: minimum spacing = 0.1 um4 errors
Rule: Met7 MinDensity: minimum density ( 200 um X 200 um) = 20 %33 errors
Rule: Met7 MaxDensity: maximum density ( 200 um X 200 um) = 80 %17 errors
Rule:Met8 Spacing: minimum spacing = 0.1 um4 errors
Rule: Met8 MinDensity: minimum density ( 200 um X 200 um) = 20 %34 errors
Rule: Met8 MaxDensity: maximum density ( 200 um X 200 um) = 80 %17 errors
Rule: Met9 MinDensity: minimum density ( 200 um X 200 um) = 30 %112 errors
Rule: Via2 MinContNum: fat contact ( 0.349 , 0.349 um) minimum number of contacts = 21 error
Rule:Via2 Spacing: minimum spacing = 0.11 um4 errors

错误数量十分之多啊!

然后在eetop论坛里面查看解决方法,看到说可以使用以下两条指令:

route_zrt_eco

route_zrt_detail –incr true

但是我使用以上两条指令后的结果还是和上面的一样,没有什么作用。

然后使用 Error Browser 查看,可以看到错误所在的地方,却不知道怎么修改啊!

不知道各位在跑ICC的时候,在最后检查DRC的时候,使用verify_drc报出大量的错误,一般都是怎么样个步骤去解决的啊?

怎么没有人回答啊,我也正卡在这呢!

同求问!各路大神顺路教教我们吧。

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