When Moore’s Law Hits the Wall, China Takes a New Chip Road with Huawei’s “Tau Law”

Huawei’s He Tingbo announced at ISCAS 2026 that Moore’s geometric scaling has reached a physical ceiling and introduced the “Tau Law,” a time‑scaling strategy that leverages multi‑layer optimization, logic folding, and the Lingqu bus to achieve 1.4 nm‑equivalent performance without EUV, outlining a roadmap to 2026 and 2031.

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When Moore’s Law Hits the Wall, China Takes a New Chip Road with Huawei’s “Tau Law”