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... eceived the request from Umbrella. They had never heard of such an operation!
Yes, the price of a tape-out is actually not cheap. A chip tape-out of the 20nm process costs about three to four million dollars.
The mass production of chips is mainly lithography, which is equivalent to exposing on the wafer.
The exposure process is also mainly divided into two parts, one is to make transistors on the wafer, and the other is to connect these transistors into circuits.
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