Unspecified Sumin Jang Profile

Sumin Jang

at SK Hynix Inc

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Author

Publications (3)

Proceedings Article | 10 April 2024 Poster + Paper

Single-cell measurements by parallax effect for process control and target size reduction

Changkyu Lee, Sumin Jang, Baikkyu Hong, Ikhyun Jeong, Sunouk Nam, Hyunsok Kim, Jaewuk Ju, Minho Jung, Mingyu Kim, Hongpeng Su, Yanan Wang, Nanglyeom Oh, Dongsub Choi, Tal Yaziv, Roie Volkovich, Nadav Gutman, Ohad Bachar, Renan Milo

Proceedings Volume 12955, 129552H (2024) https://doi.org/10.1117/12.3010101

KEYWORDS: Overlay metrology, Semiconducting wafers, Wafer level optics, Metrology, Optical gratings, Process control, Optical parametric oscillators, Time metrology, Optical alignment

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Proceedings Article | 27 April 2023 Presentation + Paper

Enhancement of overlay metrology accuracy by multi-wavelength scatterometry with rotated quadrupole illumination

Hyunsok Kim, Ikhyun Jeong, Baikkyu Hong, Sunouk Nam, Sumin Jang, Kangmin Lee, Hongpeng Su, Minho Jeong, Mingyu Kim, Hongcheon Yang, Wayne Zhou, Nanglyeom Oh, Dongsub Choi, Tal Yaziv, Hedvi Spielberg, Ohad Bachar, Rawi Dirawi

Proceedings Volume 12496, 1249620 (2023) https://doi.org/10.1117/12.2657678

KEYWORDS: Overlay metrology, Light sources and illumination, Metrology, Signal detection, Scatterometry, Diffraction, Semiconducting wafers, Etching, Tunable lasers, Signal processing

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Proceedings Article | 27 April 2023 Poster + Paper

ADI to in-cell overlay stability improvement for DRAM using novel scatterometry and comprehensive process control

Hyunsok Kim, Jaewuk Ju, Ikhyun Jeong, Baikkyu Hong, Sunouk Nam, Changkyu Lee, Kangmin Lee, Sumin Jang, Jaeyoun Lee, Hongcheon Yang, Minho Jeong, Mingyu Kim, Hongpeng Su, Wayne Zhou, Nanglyeom Oh, Dongsub Choi, Tal Yaziv, Hedvi Spielberg, Ohad Bachar, Renan Milo, Rawi Dirawi

Proceedings Volume 12496, 124962E (2023) https://doi.org/10.1117/12.2657632

KEYWORDS: Overlay metrology, Semiconducting wafers, Advanced process control, Scanners, Scatterometry, Process control, Signal processing, Metrology, Control systems, Optical parametric oscillators

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