How South Korea will revive Gwangju’s advanced optical industry

South Korea’s optoelectronics industry once grew rapidly with Gwangju as its center, but growth slowed under competition from China. The National Assembly of South Korea recently held a forum to discuss the current state of the photonics market, including opportunities and challenges for Gwangju, which was once a major photonics hub. As optical technologies become core infrastructure supporting AI, cloud computing, and autonomous driving, South Korea’s industry is calling for Gwangju to make a transformative integration.

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Column: IBM’s 50-year-old liquid cooling patent shapes today’s AI data center cooling

If today’s AI data centers are blazing “powder kegs” of heat, IBM was the visionary that prepared the “fire extinguisher” half a century ago. While Nvidia’s top chips now require water cooling to operate, few realize that this technology’s “biological father” actually dates back to IBM in the 1960s. Today, we explore this groundbreaking US patent 3,524,497 (“Patent 497”) and its blue-cooling revolution spanning over 50 years.

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