Wafer Fab
10 pieces tagged Wafer Fab.
Pieces
Everyone Is Announcing Capacity. Nobody Is Announcing The Number That Decides It.
Nobody is announcing yield — and only one of those decides whether the wafers are worth selling.
Your Chip Factory Can't Agree Which Die Failed
Every chip on a wafer has an address, and there is a standard for writing it down: SEMI E142, the specification for substrate mapping. The problem is that wafer test data mostly doesn't use it — the XY coordinates coming out of a prober depend on the prober and the recipe combination, and probably don't…
imec Says Fabs Can't Measure Every Wafer. So 95% Are Predicted.
In a fab running virtual metrology, only one to five percent of wafers are physically measured. The rest get a number anyway — predicted by a model that reads the process tools rather than the wafer: gas flows, RF power, chamber pressure, roughly a thousand sensor variables per run, turned into a thickness, a line…
Chip Factories Everywhere. Nobody Left to Run Them.
America is building more chip factories than at any point in its history — and it has 33,000 fewer chip manufacturing workers than it did in 2023. That's not a forecast, it's the Bureau of Labor Statistics: 368,400 people this March, against a peak near 401,000.
The Chip So Big They Can't Throw the Broken Part Away
Every chip factory on Earth runs on the same rule: cut the wafer into hundreds of chips, test them, and throw the broken ones away. That rule is what "yield" means.
A Record $403 Billion Quarter — And Nobody Made More Chips
On 6 August the Semiconductor Industry Association reported the biggest quarter the chip business has ever had: $403.3 billion in Q2 2026, up 35.1% on Q1, with June alone at $134.5 billion — 123.6% above June last year. The part that got almost no coverage is what did *not* happen.
AI Ate Your RAM — And There Was Never a Shortage
Your RAM got about twice as expensive this year, and the reason has almost nothing to do with a shortage — the memory fabs are running flat out at record output, with $52B going into 300mm memory equipment in 2026 alone, up 29%. What actually happened is a reallocation, and it comes down to physics…
AI Now Lets Chip Fabs "Measure" Wafers They Never Touch (Virtual Metrology)
Chip factories physically measure only about 3 wafers in 100. For the other 97, an AI called virtual metrology predicts the exact dimension straight from the process tool's own sensor "fingerprint" — pressure, power, gas flow, hundreds of signals per wafer — in milliseconds, with no measurement step and no throughput hit.
Chips Just Got Flipped Over — Why Your Next AI Chip Gets Power From the Back
For sixty years, a computer chip carried its power and its data on the same side — the front. As transistors shrank to 2nm, that surface ran out of room: the fat power wires choke the thin signal wires and the transistors droop, quietly capping speed.
Chip Factories Only Check 10% of Their Wafers — Here's the AI That Sees the Rest
A modern chip fab physically measures fewer than 1 in 10 wafers — the other 90% ship out never directly checked, because real metrology is slow and a fab runs thousands of wafers a day. In 2026 that changed: AI "virtual metrology" now predicts the quality of the wafers you never measured, straight from the…