Prof. Jungwon Kim Profile

Prof. Jungwon Kim

Professor of Mechanical Engineering/Adjunct Professor of Electrical Engineering at KAIST

SPIE Involvement:

Conference Program Committee | Author

Area of Expertise:

optical frequency combs , microwave photonics , timing and synchronization , ultrafast optics , optical metrology , ultrafast dynamic imaging

Websites:

Company Website

Jungwon Kim received the B.S. degree in electrical engineering from Seoul National University in 1999, and the S.M. and Ph.D. degrees in electrical engineering and computer science from MIT in 2004 and 2007, respectively. In 2009, he joined the faculty of the Korea Advanced Institute of Science and Technology (KAIST), where he is currently a professor of mechanical engineering and adjunct professor of electrical engineering. His research interests are optical frequency combs and their applications in microwave/mm-wave photonics, ultrafast 3D imaging, photonic signal processing, and industrial metrology. Dr. Kim is a Fellow of Optica (formerly OSA) and a Senior Member of IEEE, and is a Topical Editor of Optics Letters.

Proceedings Article | 13 March 2024 Presentation

The 10^(-15)-level frequency stabilization method for CW lasers and optical frequency combs based on self-homodyne detection with a vibration-insensitive optical fiber delay-line

Igju Jeon, Changmin Ahn, Jungwon Kim

Proceedings Volume PC12912, PC129121M (2024) https://doi.org/10.1117/12.3002480

KEYWORDS: Laser stabilization, Laser optics, Optical fibers, Vibration, Continuous wave operation, Fiber lasers, Laser frequency, Frequency combs, Thermography, Spectroscopy

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Proceedings Article | 12 March 2024 Presentation

Low-noise microwave generation from micro-combs via transferring the timing stability of mode-locked lasers

Changmin Ahn, Igju Jeon, Daewon Suk, Hansuek Lee, Jungwon Kim

Proceedings Volume PC12885, PC128850H (2024) https://doi.org/10.1117/12.2692793

KEYWORDS: Mode locking, Laser stabilization, Microwave radiation, Laser frequency, Quantum frequencies, Beam divergence, Quantum noise, Microwave photonics, Spectroscopy, Quantum fields

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Proceedings Article | 12 March 2024 Presentation

Femtosecond-precision electronic clock distribution in CMOS chips with laser pulses

Minji Hyun, Hayun Chung, Woongdae Na, Jungwon Kim

Proceedings Volume PC12892, PC1289202 (2024) https://doi.org/10.1117/12.3002067

KEYWORDS: Clocks, Pulse signals, Femtosecond pulse shaping, Ultrafast phenomena, Photocurrent, Laser optics, Integrated circuits, Frequency combs, Beam divergence, Thermography

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Proceedings Article | 10 August 2023 Poster

Optical reflectometry-based high-speed temperature change measurement of silicon wafer surfaces

Jinho Bae, Minji Hyun, Jinhee Hong, Youngeun Jeon, Sanghyun Son, Yongjun Seo, Sangmin Ha, Jungwon Kim

Proceedings Volume 12618, 1261827 (2023) https://doi.org/10.1117/12.2673346

KEYWORDS: Temperature metrology, Reflectivity, Calibration, Ultrafast phenomena, Silicon, Semiconducting wafers, Temporal resolution, Wafer-level optics, Reflection, Optical surfaces

Proceedings Article | 20 June 2021 Presentation + Paper

Angstrom-accuracy multilayer thickness determination using optical metrology and machine learning

Hyunsoo Kwak, Sungyoon Ryu, Suil Cho, Junmo Kim, Yusin Yang, Jungwon Kim

Proceedings Volume 11782, 117820U (2021) https://doi.org/10.1117/12.2592216

KEYWORDS: Machine learning, Data modeling, Transmission electron microscopy, Statistical modeling, Semiconductors, Optical metrology, 3D metrology, Target detection, Ultrafast phenomena, Spectroscopic ellipsometry

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Proceedings Article | 7 March 2019 Paper

Polarization-maintaining (PM) nonlinear-amplifying-loop-mirror (NALM) mode-locked fiber laser utilizing a 3x3 coupler

Dohyun Kim, Bong-Wan Lee, Jungwon Kim

Proceedings Volume 10897, 108972C (2019) https://doi.org/10.1117/12.2508524

KEYWORDS: Mode locking, Fiber lasers, Phase shifts, Laser optics, Femtosecond fiber lasers

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Proceedings Article | 4 March 2019 Paper

Frequency comb-based one-way RF frequency transfer across a 880-m-long outdoor atmospheric link with 10-16 instability

Junho Shin, Jaegoan Lee, Myoung-Sun Heo, Sang Eon Park, Dai-Hyuk Yu, Jungwon Kim

Proceedings Volume 10910, 109101N (2019) https://doi.org/10.1117/12.2508699

KEYWORDS: Mode locking, Telescopes, Phase measurement, Atmospheric propagation, Photodetectors, Atmospheric optics

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Proceedings Article | 4 March 2019 Paper

Precise and large-dynamic-range surface profilometry using time-of-flight detection of femtosecond optical pulses

Yongjin Na, Xing Lu, Chan-Gi Jeon, Kebin Shi, Jungwon Kim

Proceedings Volume 10909, 1090916 (2019) https://doi.org/10.1117/12.2508242

KEYWORDS: Microwave radiation, Signal detection, Femtosecond phenomena, Mode locking, Precision measurement, Linear filtering, Electro optics, Imaging systems, Laser stabilization

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Proceedings Article | 4 March 2019 Paper

Irradiation test of graphene saturable absorber in mode-locked Er-fiber laser

Dohyun Kim, Nam-Hun Park, Dong-Il Yeom, Jungwon Kim

Proceedings Volume 10899, 1089917 (2019) https://doi.org/10.1117/12.2508559

KEYWORDS: Graphene, Gamma radiation, Optical properties, Femtosecond fiber lasers

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Proceedings Article | 27 February 2013 Paper

Fiber optic cable-based high-resolution, long-distance VGA extenders

Jin-Geun Rhee, Iksoo Lee, Heejoon Kim, Sungjoon Kim, Yeon-Wan Koh, Hoik Kim, Jiseok Lim, Chur Kim, Jungwon Kim

Proceedings Volume 8630, 86300L (2013) https://doi.org/10.1117/12.2007891

KEYWORDS: Video, Clocks, Receivers, Video compression, Analog electronics, Fiber optics, Transceivers, Transmitters, Control systems, Interfaces

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Proceedings Article | 16 February 2012 Paper

Progress in ultrafast fiber lasers for ultralow-jitter signal sources

Jungwon Kim, Kwangyun Jung, Chur Kim, Hyoji Kim, Taekeun Kim, Suhyeon Park, Youjian Song, Heewon Yang

Proceedings Volume 8237, 823715 (2012) https://doi.org/10.1117/12.907213

KEYWORDS: Fiber lasers, Ultrafast phenomena, Microwave radiation, Mode locking, Interference (communication), Pulsed laser operation, Ultrafast lasers, Oscillators, Laser stabilization, Signal generators

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Proceedings Article | 18 February 2009 Paper

High speed analog-to-digital conversion with silicon photonics

C. Holzwarth, R. Amatya, M. Araghchini, J. Birge, H. Byun, J. Chen, M. Dahlem, N. DiLello, F. Gan, J. Hoyt, E. Ippen, F. Kärtner, A. Khilo, J. Kim, M. Kim, A. Motamedi, J. Orcutt, M. Park, M. Perrott, M. Popovic, R. Ram, H. Smith, G. Zhou, S. Spector, T. Lyszczarz, M. Geis, D. Lennon, J. Yoon, M. Grein, R. Schulein, S. Frolov, A. Hanjani, J. Shmulovich

Proceedings Volume 7220, 72200B (2009) https://doi.org/10.1117/12.808952

KEYWORDS: Silicon, Waveguides, Modulators, Diodes, Electronics, Germanium, Photodiodes, Femtosecond phenomena, Optical filters, Mode locking

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Proceedings Article | 13 February 2008 Paper

Photonic analog-to-digital conversion with electronic-photonic integrated circuits

F. Kärtner, R. Amatya, M. Araghchini, J. Birge, H. Byun, J. Chen, M. Dahlem, N. DiLello, F. Gan, C. Holzwarth, J. Hoyt, E. Ippen, A. Khilo, J. Kim, M. Kim, A. Motamedi, J. Orcutt, M. Park, M. Perrott, M. Popović, R. Ram, H. Smith, G. Zhou, S. Spector, T. Lyszczarz, M. Geis, D. Lennon, J. Yoon, M. Grein, R. Schulein

Proceedings Volume 6898, 689806 (2008) https://doi.org/10.1117/12.767926

KEYWORDS: Silicon, Modulators, Waveguides, Optical filters, Diodes, Germanium, Electronics, Photodetectors, Phase shifts, Photodiodes

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Proceedings Article | 2 October 2006 Paper

Ultra-low timing-jitter passively mode-locked fiber lasers for long-distance timing synchronization

F. Ilday, A,. Winter, J.-W. Kim, J. Chen, P. Schmüser, H. Schlarb, F. Kärtner

Proceedings Volume 6389, 63890L (2006) https://doi.org/10.1117/12.687364

KEYWORDS: Fiber lasers, Mode locking, Oscillators, Phase measurement, Pulsed laser operation, Laser stabilization, Photodetectors, Dispersion, Single mode fibers, Photons

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Showing 5 of 14 publications

Conference Committee Involvement (4)

Real-time Photonic Measurements, Data Management, and Processing VIII

12 October 2024 | Nantong, Jiangsu, China

Real-time Photonic Measurements, Data Management, and Processing VII

16 October 2023 | Beijing, China

Real-time Photonic Measurements, Data Management, and Processing VI

10 October 2021 | Nantong, JS, China

Real-time Photonic Measurements, Data Management, and Processing V

12 October 2020 | Online Only, China

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