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Key takeaways
- IMPATT (Impact Ionization Avalanche Transit Time) sources operating at millimeter-wave and sub-THz frequencies using GaN technology have the potential to become some of the most powerful high-frequency (RF) generators.
- At this year’s IEDM, a major breakthrough was reported: a GaN IMPATT RF oscillator achieving
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Conventionally, the resolution limit of a lithography system with wavelength l and numerical aperture NA is given by half-pitch = 0.25 wavelength/NA. With the use of EUV lithography, however, electron blur needs to be added [1]. The impact of this blur is to reduce the contrast [2]. Blur reduces the modulation amplitude by a factor… Read More
At first glance, the headline annualized semiconductor market growth numbers remain strong, with HBM Memory leading the way and AI GPUs continuing to sell in a frenzy. However, a deeper dive into the details reveals a much bleaker picture. Inventory levels remain stubbornly high, and mainstream capacity utilization rates are… Read More
3D design with high-bandwidth memory stacks (HBM) has become essential for leading edge semiconductor systems in multiple applications. Hyperscalers depend on large AI accelerator cores supported by 100GB or more of in-package HBM to handle trillion parameter AI models. Autonomous Drive (AD) vehicles may handle smaller … Read More
CES 2025 was held from January 7-10, once again in Las Vegas, so I attended virtually to gather together all of the tech and trends related to cycling, which is becoming more electrified each year. E-bikes return as the biggest category and from my cycling rides I can see how popular these bikes are becoming in Oregon for commuters … Read More
Previously, I had indicated how detrimental stochastic effects at pitches below 50 nm should lead to reconsidering the practical resolution limit for EUV lithography [1]. This is no exaggeration, as stochastic effects have been observed for 24 nm half-pitch several years ago [2,3]. This then leads to the question of whether … Read More
TechInsights has been in the semiconductor analysis business for more than 35 years and is THE most trusted source of semiconductor information. TechInsights started as a reverse engineering and IP analysis company but has grown into much more. I remember waiting for the teardown reports before buying electronics to make sure… Read More
The automotive industry is evolving rapidly with the increasing demand for intelligent, connected, and autonomous vehicles. Central to this transformation are System-on-Chip (SoC) designs, which integrate multiple processing units into a single chip for managing everything from safety systems to in-car entertainment.… Read More
And just like that, the AI PC arrived. It will be hard to miss high-profile advertising campaigns like the one just launched by Microsoft touting them. Gartner said this September that AI PCs will be 43% of all PC shipments in 2025 (with 114M units projected) and that by 2026, AI PCs will be the only choice for business laptop users. … Read More
As SemiWiki celebrates our 14th anniversary I wanted to wish you all a happy New Year! Working in the semiconductor industry for the past 40 years has been rewarding beyond belief. Working in the trenches and traveling the world has been an education in itself, more so than any other career that I could imagine. SemiWiki has broadened… Read More
Flynn Was Right: How a 2003 Warning Foretold Today’s Architectural Pivot