Short updates from the semiconductor industry, with context and links to the relevant chapters.
September 21, 2026
Research
At ECOC 2026, imec reported a Ge/Si avalanche photodiode on its 300 mm silicon photonics platform that combines 100 GHz bandwidth, 5 V operation and 1.8 A/W responsivity, and was used to demonstrate the first net 400 Gbps optical link with an APD receiver.
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Optoelectronics & Photonics
September 21, 2026
Research
SK Hynix is developing a next-generation 3D DRAM architecture that splits the memory-cell array from the peripheral control circuits, so each block can be built with a process optimized for its role. The approach also requires significantly more logic-design expertise than conventional DRAM development.
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Devices
September 21, 2026
Devices & Products
A 60 GHz FMCW radar front end can keep track of occupancy and motion while leaving the host MCU, camera, or other higher-power blocks asleep. Infineon’s XENSIV BGT60CUTR13AIP is used as an example of how antenna-in-package integration and on-chip processing reduce standby power in battery-powered IoT designs.
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How does it work?
September 21, 2026
Devices & Products
EDN’s teardown of TP-Link’s TL-SM311LS examines a long-range fiber module marketed as an LX “Mini GBIC Module”. The inspection identifies the optical receiver and laser transmitter, along with an EEPROM from Giantec Semiconductor and a G/EPON ONU transceiver from Xiamen UX High-Speed IC.
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How Does It Work?
September 21, 2026
Artificial intelligence
Vision-language-action models can look impressive in the lab, but moving from a demo to broad deployment requires more than faster chips. The gap lies in making robotic systems robust, repeatable, and practical beyond controlled test setups.
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How Does It Work?
September 21, 2026
Companies & Market
China’s two major memory makers, CXMT and YMTC, are reportedly moving into each other’s core product areas as they seek to benefit from AI-driven demand for memory chips.
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Digital Technology
September 20, 2026
Industry & People
Listed Taiwanese equipment, component, and solutions suppliers are expanding at nearly twice the pace of the chipmakers they serve, with test emerging as the main driver. The strongest momentum comes from production steps tied to AI accelerators.
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Wafer Test
September 19, 2026
Research
Researchers at Heidelberg University have presented a unified interconnection network for chiplet-based scaling of the BrainScaleS-2 neuromorphic system. The design addresses two traffic classes: error-tolerant spike communication and error-intolerant data such as configuration traffic and exchanges between processing units.
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How does it work?
September 19, 2026
Research
Researchers from the University of Technology Sydney, ShanghaiTech University, and the Technical University of Munich have introduced IC-ThermBench, an open benchmark for evaluating machine-learning models that predict temperature in advanced package architectures. The dataset combines established 3D-IC tasks with a new 50,000-sample 2.5D chiplet extension.
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How Does It Work?
September 19, 2026
Research
Researchers at the University of Michigan have introduced Fengshui, a co-design framework that jointly optimizes chiplet ecosystem composition and bespoke neural-network accelerator design. The work targets lower energy use and reduced design cost by treating the chiplet pool and the accelerator architecture as one problem.
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How does it work?
September 19, 2026
Design & EDA
NYU researchers report an offline reinforcement-learning approach that uses an LSTM-based policy to lower persistent rule violations during detailed routing in dense physical designs.
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September 19, 2026
Design & EDA
Researchers at Purdue University have introduced DRC-Aid, a closed-loop agentic framework that repairs local design-rule violations with an inference-time large language model while preserving layout equivalence. The system turns verification output into a bounded set of geometric edits and searches for fixes inside that constrained space.
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September 19, 2026
Research
Researchers at Peking University have proposed an experimentally derived framework that predicts thermal conductivity in complex BEOL interconnect stacks from their structure. The model combines layer-resolved time-domain thermoreflectance data with statistical analysis and a three-dimensional in-layer conductivity description.
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How Does It Work?
September 18, 2026
Industry & People
This week’s industry roundup highlights a major memory deal, new U.S. capacity plans, progress toward 2 nm and below, and Huawei’s renewed push into chip manufacturing. The report also touches on data-center and AI SoC reliability work, Chinese equipment makers gaining share, India’s build-out, and funding activity across the semiconductor ecosystem.
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Digital Technology
September 18, 2026
Industry & People
India is advancing on several fronts at once, from the India Semiconductor Mission 2.0 to quantum computing collaborations with IBM and work on neuromorphic chips. The country is building out a domestic semiconductor industry across policy, research, and emerging device areas.
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Semiconductor Devices