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[IR52 Jang Yeong-sil Award] Analyzing 300 Data Points Every 0.1 Seconds to Diagnose Semiconductor Defects in Advance
Source : Maeil Business Newspaper (https://www.mk.co.kr)
Registered : 2024-08-12
AIBIZ2024Views 21
For week 33 of 2024, the IR52 Jang Yeong-sil Award winning product is 'DutchBoy, a manufacturing industry process diagnostics artificial intelligence (AI) platform' by software developer AIBIZ. DutchBoy is an AI that detects defective data using sensor information generated in semiconductor manufacturing processes. It also diagnoses the causes of defects. Existing semiconductor defect detection systems were limited to identifying defective products among finished products. DutchBoy can detect defects during the semiconductor process, contributing to higher semiconductor yield and savings in production costs.
The data produced at semiconductor manufacturing sites is enormous. More than 300 data points are generated every 0.1 seconds. Ha Seung-jae, head of the AIBIZ research institute, explained, "For this reason, even when a company introduces AI to its manufacturing site, collecting and classifying defect data alone takes 2 to 3 years," and "Also, when a defect occurs during production, it is hard to identify its cause because of the many pieces of equipment and the vast number of variables."
DutchBoy takes only a few minutes to collect and classify defect data. The secret is that it implements an algorithm that automatically refines data. The company developed an AI technology called 'ADTW' that automatically extracts only normal data from raw data. Ha said, "Because only data manufactured normally is automatically classified out of the raw data, defect detection is easier."
The causes of defects are detected by a technology called 'GNN' developed by AIBIZ. GNN is a technology that analyzes correlation information between sensors such as temperature, pressure, current, and voltage. Analyzing correlation information makes it possible to clearly identify the causal relationships among factors behind defects. It allows the cause of a defect to be identified immediately among diverse factors.
AIBIZ aims at business diversification. It plans to expand DutchBoy beyond semiconductors to the secondary battery field. Its goal is to achieve sales of 20 billion won in 2026 and then pursue a technology-special-case listing. Ha said, "We will take the lead in the process-diagnostics AI market for advanced manufacturing industries," and "We will become a company that applies AI to Korea's key industries to raise their operating efficiency and helps them gain the competitiveness to compete globally." Hosted by: Ministry of Science and ICT. Organized by: Maeil Business Newspaper, Korea Industrial Technology Association.
Related Link
https://www.mk.co.kr/news/it/11090115