The statement was "larger" chips have lower yield. That is not necessarily
true, it depends on what you mean by larger, since there can be two
'largers'. That is what I was clarifying.
What you say below is correct, but, I believe, different from the original
statement, as I read it.
>
> What I'm saying is this, and this is all I have been saying.
> Say there is
> one defect on a wafer and there are four chips covering it.
> The yield is
> 75%. Now say there is one defect on a wafer and there are 100
> chips covering
> it. The yield is 99%. That's a no brainer. I don't care what
> your process is
> (small or large), etc. etc. etc. This is just math.
>
> Frank Paris
> marshalt@spiritone.com
>
