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Huawei unveils radical new chip design in spite of US sanctions

The company’s strategy shifts focus from shrinking transistors to speeding up signal movement, aiming to deliver chips with 1.4-nanometre-equivalent density by 2031

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Huawei has unveiled an ambitious new approach to chip design that it says could deliver ultra‑advanced semiconductors by 2031, despite sweeping US export controls aimed at slowing China’s tech rise.

In a presentation at a major industry conference in Shanghai, reported by Reuters, Huawei executives outlined what they call the “Tau Scaling Law,” a strategy that shifts focus from simply shrinking transistors to speeding up how quickly signals move across a chip. 

The company believes this could yield chips with transistor densities comparable to those made with cutting‑edge 1.4‑nanometre processes by the end of the decade, even though China is currently locked out of the most advanced Western manufacturing tools.

Instead of competing head‑on for the latest lithography machines, Huawei’s model concentrates on reducing delays in data paths and wiring inside chips and larger computing systems, Reuters says. If successful, the approach would allow higher performance and energy efficiency without relying solely on the conventional Moore’s Law path that Western and East Asian rivals have followed for decades.

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Huawei says the first visible fruit of this rethink will be new Kirin mobile chips, due to arrive in autumn 2026, built on a related architecture it calls “LogicFolding.” By compressing and reorganising logic on the chip and trimming internal wiring, the company claims it can significantly boost performance even on manufacturing processes that lag behind the likes of TSMC and Samsung.

Reuters says that Huawei has already designed and mass‑produced 381 chips across smartphones, AI computing and other applications using concepts tied to the Tau Scaling Law, although it has yet to release independent performance data. Analysts say that, if realised at scale, the roadmap would strengthen China’s push for a self‑reliant semiconductor ecosystem, but warn that yield, cost and access to equipment remain major uncertainties.

Washington’s sanctions have cut Huawei off from most foreign foundries capable of making top‑tier chips, forcing the company to lean on domestic partners and architectural innovation. While that has narrowed its options in global markets, it has also sharpened demand for home‑grown solutions in areas like AI infrastructure and 5G.