Dr. Junhwan Jang Profile

Dr. Junhwan Jang

CTO at SOS Lab Co Ltd

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Publications (2)

Proceedings Article | 1 July 2015 Paper

Comparisons between co-axial and bi-axial optical systems for time-of-flight based laser scanners

Junhwan Jang, Sungui Hwang, Bumsik Won, Kyihwan Park

Proc. SPIE. 9655, Fifth Asia-Pacific Optical Sensors Conference

KEYWORDS: Optical components, Mirrors, Optical design, 3D applications, Modulation, Sensors, Laser scanners, Distance measurement, 3D scanning, Signal detection

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Proceedings Article | 22 June 2013 Paper

Unambiguous range extension of a phase-shift based lidar by using two laser diodes with different modulation frequencies

Junhwan Jang, S. Hwang, Kyihwan Park

Proc. SPIE. 8769, International Conference on Optics in Precision Engineering and Nanotechnology (icOPEN2013)

KEYWORDS: Signal to noise ratio, Switching, Modulation, LIDAR, Interference (communication), Phase shift keying, Semiconductor lasers, Frequency modulation, Distance measurement, Phase measurement

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