Mr. Bumhwan Jeon Profile

Bumhwan Jeon

Senior Staff at TDK

SPIE Involvement:

Author

Area of Expertise:

Optical Lithography , Process Integration , Failure Analysis

Publications (4)

Proceedings Article | 2 April 2014 Paper

Evaluation of lens heating effect in high transmission NTD processes at the 20nm technology node

Bumhwan Jeon, Sam Lee, Lokesh Subramany, Chen Li, Shyam Pal, Sheldon Meyers, Sohan Mehta, Yayi Wei, David Cho

Proceedings Volume 9050, 90501U (2014) https://doi.org/10.1117/12.2034206

KEYWORDS: Semiconducting wafers, Reticles, Calibration, Photomasks, Critical dimension metrology, Source mask optimization, Computational modeling, Optical lithography, Wavefronts, Overlay metrology

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Proceedings Article | 18 April 2013 Paper

High order wafer alignment for 20nm node logic process

Bumhwan Jeon, Shyam Pal, Sohan Mehta, Subramany Lokesh, Yun Tao Jiang, Chen Li, Mark Yelverton, Yayi Wei

Proceedings Volume 8681, 868110 (2013) https://doi.org/10.1117/12.2010709

KEYWORDS: Semiconducting wafers, Optical alignment, Distortion, Overlay metrology, Annealing, Transistors, Logic, Laser processing, Lithography, Semiconductor manufacturing

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Proceedings Article | 29 March 2013 Paper

20nm VIA BEOL patterning challenges

Chien-Hsien Lee, Sohan Singh Mehta, Wontae Hwang, Hui Husan Tsai, Michael Anderson, Yayi Wei, Matthew Herrick, Xiang Hu, Bumhwan Jeon, Shyam Pal

Proceedings Volume 8682, 86820D (2013) https://doi.org/10.1117/12.2011843

KEYWORDS: Etching, Optical lithography, Reactive ion etching, Critical dimension metrology, Back end of line, Semiconducting wafers, Photomasks, Double patterning technology, Dielectrics, Metals

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Proceedings Article | 29 March 2013 Paper

Investigation of trench and contact hole shrink mechanism in the negative tone develop process

Sohan Singh Mehta, Craig Higgins, Vikrant Chauhan, Shyam Pal, Hui Peng Koh, Jean Raymond Fakhoury, Shaowen Gao, Lokesh Subramany, Salman Iqbal, Bumhwan Jeon, Pedro Morrison, Chris Karanikas, Yayi Wei, David Cho

Proceedings Volume 8682, 86820O (2013) https://doi.org/10.1117/12.2012331

KEYWORDS: Diffusion, Critical dimension metrology, Polymers, Photoresist processing, Image processing, Manufacturing, Lithography, Optical lithography, Data modeling, Modulation

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