Dr. Kota Asaka Profile

Dr. Kota Asaka

at NTT Access Service System Laboratories

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Author

Publications (4)

Proceedings Article | 18 February 2008 Paper

Large optical power margin of signal light in OFDR-OCT by using semiconductor optical amplifier

Kota Asaka

Proceedings Volume 6847, 684711 (2008) https://doi.org/10.1117/12.765038

KEYWORDS: Signal to noise ratio, Optical coherence tomography, Semiconductor optical amplifiers, Signal attenuation, Coherence (optics), Imaging systems, Biomedical optics, Tomography, Light sources, Reflectivity

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Proceedings Article | 7 February 2007 Paper

Enhancement of OFDR-OCT sensitivity using semiconductor optical amplifier

K. Ohbayashi, P. Jayavel, T. Amano, K. Asaka

Proceedings Volume 6429, 64291I (2007) https://doi.org/10.1117/12.703745

KEYWORDS: Optical coherence tomography, Optical amplifiers, Signal to noise ratio, Semiconductor optical amplifiers, Signal detection, Single mode fibers, Reflectometry, Sensors, Dispersion, Reflectivity

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Proceedings Article | 7 February 2007 Paper

Dispersion compensation in OFDI-OCT by using dispersion shifted fiber

Kota Asaka, Kohji Ohbayashi

Proceedings Volume 6429, 642926 (2007) https://doi.org/10.1117/12.702954

KEYWORDS: Dispersion, Optical coherence tomography, Imaging systems, Teeth, Light sources, Single mode fibers, Optical imaging, Interfaces, Mirrors, Free space optics

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Proceedings Article | 7 February 2007 Paper

Discretely swept optical-frequency domain imaging toward high-resolution, high-speed, high-sensitivity, and long-depth-range

K. Ohbayashi, T. Amano, H. Hiro-oka, H. Furukawa, D. Choi, P. Jayavel, R. Yoshimura, K. Asaka, N. Fujiwara, H. Ishii, M. Suzuki, M. Nakanishi, K. Shimizu

Proceedings Volume 6429, 64291G (2007) https://doi.org/10.1117/12.703963

KEYWORDS: Optical coherence tomography, Laser development, Image enhancement, In vivo imaging, Semiconductor optical amplifiers, Telecommunications, Prototyping, Switching, Imaging systems, Optical amplifiers

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