Dr. Sangyoun Gee Profile

Dr. Sangyoun Gee

Engineer at Viavi Solutions

SPIE Involvement:

Author

Publications (18)

Proceedings Article | 5 September 2014 Paper

Direct B-integral measurement, and SPM compensation in fiber optic CPA systems

S. Gee, M. Mielke

Proceedings Volume 9202, 92021K (2014) https://doi.org/10.1117/12.2062665

KEYWORDS: Satellites, Scanning probe microscopy, Optical amplifiers, Distortion, Fiber optics tests, Fiber optics, Fiber amplifiers, Neodymium, Second-harmonic generation, Amplifiers

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Proceedings Article | 17 February 2010 Paper

Self-starting passive mode-locked ytterbium fiber laser with variable pulse width

Seung Bum Cho, Sangyoun Gee, Hoseong Song, Dug Young Kim

Proceedings Volume 7580, 75802C (2010) https://doi.org/10.1117/12.841629

KEYWORDS: Mode locking, Pulsed laser operation, Fiber lasers, Picosecond phenomena, Absorption, Modulation, Ytterbium, Reflectivity, Dispersion, Mirrors

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SPIE Journal Paper | 1 July 2008 Open Access

Quasi-holographic solution to polarization-sensitive optical coherence tomography acceptable to nonlaboratory applications

Vitali Tougbaev, Tae-Joong Eom, Bong-Ahn Yu, Yeung-Lak Lee, Woojin Shin, Sangyoun Gee, Do-Kyeong Ko, Jongmin Lee

JBO, Vol. 13, Issue 04, 044014, (July 2008) https://doi.org/10.1117/12.10.1117/1.2967996

KEYWORDS: Optical coherence tomography, Polarization, Interferometers, Collagen, Picosecond phenomena, Fringe analysis, Charge-coupled devices, Skin, Birefringence, Tumors

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Proceedings Article | 27 March 2008 Paper

Improved technique for high precision FSR measurement

Peter Delfyett, Franklyn Quinlan, Ibrahim Ozdur, Sarper Ozharar, Sangyoun Gee

Proceedings Volume 6975, 697507 (2008) https://doi.org/10.1117/12.783441

KEYWORDS: Fabry–Perot interferometers, Modulation, Laser stabilization, Reflectivity, Free space, Mirrors, Transducers, Precision measurement, Oscillators, Ferroelectric materials

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Proceedings Article | 7 May 2007 Paper

Frequency skewed optical pulses for range detection

Franklyn Quinlan, Peter Delfyett, Sarper Ozharar, Sangyoun Gee

Proceedings Volume 6572, 65720K (2007) https://doi.org/10.1117/12.722184

KEYWORDS: Modulators, Phase modulation, Phase shift keying, Composites, Modulation, Ranging, Amplitude modulation, Mode locking, Interferometers, Pulsed laser operation

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Proceedings Article | 7 May 2007 Paper

Semiconductor-based high repetition rate mode-locked lasers for time and frequency based coherent communications and signal processing applications

S. Gee, S. Ozharar, P. Delfyett, F. Quinlan

Proceedings Volume 6572, 65720B (2007) https://doi.org/10.1117/12.722331

KEYWORDS: Mode locking, Laser stabilization, Fabry–Perot interferometers, Laser applications, Modulators, Picosecond phenomena, Phase measurement, Semiconductor lasers, Laser resonators, Optical filters

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Proceedings Article | 12 May 2006 Paper

Frequency stabilized modelocked laser for photonic signal processing

S. Ozharar, F. Quinlan, P. Delfyett, S. Gee

Proceedings Volume 6243, 62430N (2006) https://doi.org/10.1117/12.673762

KEYWORDS: Fabry–Perot interferometers, Laser stabilization, Mode locking, Semiconductor lasers, Phase measurement, Signal processing, Interference (communication), Modulators, Laser applications, Laser processing

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Proceedings Article | 12 May 2006 Paper

RF chirp extension via time division multiplexing

Peter Delfyett, Sarper Ozharar, Sangyoun Gee, Frank Quinlan

Proceedings Volume 6243, 62430W (2006) https://doi.org/10.1117/12.673765

KEYWORDS: Phase modulation, Modulators, Time division multiplexing, Modulation, Phase shift keying, Signal generators, Computer simulations, Bragg cells, Mode locking, Channel projecting optics

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Proceedings Article | 12 May 2006 Paper

Supermode noise suppression of a harmonically modelocked laser by external optical injection

Franklyn Quinlan, Sarper Ozharar, Sangyoun Gee, Peter Delfyett

Proceedings Volume 6243, 62430O (2006) https://doi.org/10.1117/12.673767

KEYWORDS: Laser optics, Interference (communication), Continuous wave operation, Semiconductor lasers, Spectrum analysis, Mode locking, Pulsed laser operation, Laser stabilization, Picosecond phenomena, Photonics

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Proceedings Article | 24 May 2005 Paper

Ultrafast lasers for coherent communications and signal processing

S. Gee, H. Izadpanah, P. Delfyett, J. Plant, P. Juodawlkis, F. Quinlan, S. Ozharar, W. Lee

Proceedings Volume 5814, (2005) https://doi.org/10.1117/12.606713

KEYWORDS: Frequency combs, Signal processing, Semiconductor lasers, Fabry–Perot interferometers, Modulation, Modulators, Electro optical modeling, Optical communications, Wavelength division multiplexing, Photonics

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Proceedings Article | 24 May 2005 Paper

Intracavity etalon for both optical comb frequency stabilization and super mode noise suppression of harmonically modelocked semiconductor ring laser

P. Delfyett, S. Gee, F. Quinlan, S. Ozharar

Proceedings Volume 5814, (2005) https://doi.org/10.1117/12.606740

KEYWORDS: Fabry–Perot interferometers, Laser stabilization, Semiconductor lasers, Semiconductors, Electro optical modeling, Modulators, Integrated optics, Mode locking, Sensors, Frequency combs

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Proceedings Article | 24 May 2005 Paper

Heterodyne serrodyne with high sideband suppression via time division multiplexing for arbitrary waveform generation

Sarper Ozharar, Frank Quinlan, Sangyoun Gee, Peter Delfyett

Proceedings Volume 5814, (2005) https://doi.org/10.1117/12.606741

KEYWORDS: Phase shift keying, Modulation, Phase modulation, Modulators, Time division multiplexing, Bragg cells, Microwave radiation, Switches, Heterodyning, Signal detection

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Proceedings Article | 24 May 2005 Paper

Fiberized semiconductor ring laser with passive suppression of supermode noise

P. Delfyett, S. Gee, F. Quinlan, S. Ozharar

Proceedings Volume 5814, (2005) https://doi.org/10.1117/12.606739

KEYWORDS: Semiconductor lasers, Mode locking, Fiber lasers, Semiconductors, Laser resonators, Optical filters, Modulation, Fabry–Perot interferometers, Scanning probe microscopy, Phase shift keying

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Proceedings Article | 14 August 2003 Paper

Novel multiwavelength and ultralow-noise modelocked semiconductor lasers for networking, instrumentation, and signal processing

Michael Mielke, Christopher DePriest, Tolga Yilmaz, Sangyoun Gee, Peter Delfyett

Proceedings Volume 5246, (2003) https://doi.org/10.1117/12.511226

KEYWORDS: Semiconductor lasers, Wavelength division multiplexing, Electro optical modeling, Modulation, Instrument modeling, Optics manufacturing, Signal processing, Photonics, Semiconductors, Channel projecting optics

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Proceedings Article | 31 July 1998 Paper

Diamond-shaped semiconductor optical amplifiers for high-power external-cavity mode-locked diode lasers

Peter Delfyett, Sangyoun Gee, Gerard Alphonse, J. Connolly

Proceedings Volume 3384, (1998) https://doi.org/10.1117/12.317660

KEYWORDS: Semiconductor optical amplifiers, Semiconductor lasers, Mode locking, Optical amplifiers, Diamond, Oscillators, Quantum wells, High power lasers, Pulsed laser operation, Mirrors

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Proceedings Article | 14 June 1996 Paper

Intracavity gain dynamics and their role in mode-locked semiconductor diode lasers

Sangyoun Gee, Peter Delfyett

Proceedings Volume 2749, (1996) https://doi.org/10.1117/12.243094

KEYWORDS: Semiconductor lasers, Mode locking, Optical amplifiers, Semiconductors, Pulse shaping, Picosecond phenomena, Dispersion, Oscillators, Output couplers, Semiconductor optical amplifiers

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Proceedings Article | 8 May 1996 Paper

Ultrafast semiconductor laser diode seeded Cr:LiSAF regenerative amplifier system

Gerard Alphonse, Martin Richardson, Kai Gaebel, John Connolly, Sangyoun Gee, Peter Delfyett, Steve Grantham, A. Yusim

Proceedings Volume 2701, (1996) https://doi.org/10.1117/12.239727

KEYWORDS: Semiconductor lasers, Optical amplifiers, Laser systems engineering, Ultrafast phenomena, Semiconductors, Diodes, Systems modeling, Laser optics, High power lasers, Oscillators

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Proceedings Article | 30 June 1995 Paper

Recent advances in high-power ultrafast mode-locked laser diodes

A. Yusim, Brian Mathason, Sangyoun Gee, Hong Shi, Peter Delfyett

Proceedings Volume 2481, (1995) https://doi.org/10.1117/12.212726

KEYWORDS: Optical amplifiers, Semiconductor lasers, Semiconductors, Systems modeling, Optical semiconductors, Mode locking, Laser systems engineering, High power lasers, Prisms, Dispersion

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Showing 5 of 18 publications

Conference Committee Involvement (5)

Photonic Applications for Aviation, Aerospace, Commercial, and Harsh Environments V

19 August 2014 | San Diego, California, United States

Photonic Applications for Aerospace, Commercial, and Harsh Environments IV

29 April 2013 | Baltimore, Maryland, United States

Enabling Photonics Technologies for Defense, Security, and Aerospace Applications VIII

23 April 2012 | Baltimore, Maryland, United States

Enabling Photonics Technologies for Defense, Security, and Aerospace Applications VII

25 April 2011 | Orlando, Florida, United States

Enabling Photonics Technologies for Defense, Security, and Aerospace Applications VI

5 April 2010 | Orlando, Florida, United States

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