Yusuke Koshikiya

According to our database, Yusuke Koshikiya authored at least 15 papers between 2007 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2024

Cryptographic Key Generation Using Conventional Single-Mode Fiber and an Optical Time Domain Reflectometer.

Yuto Sagae, Atsushi Nakamura, Takayoshi Mori, Yusuke Koshikiya, Kazuhide Nakajima

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2024

2023

Frequency averaging with rotation angle tracking technique in phase-OTDR DAS for large-scale vibration measurement.

Yoshifumi Wakisaka, Hiroshi Takahashi, Daisuke Iida, Takahiro Ishimaru, Yusuke Koshikiya

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2023

Definition of Mode Field Diameter for Few-Mode Fibers based on Stationary Expression of Propagation Constant.

Atsushi Nakamura, Masaharu Ohashi, Yusuke Koshikiya

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2023

Bending Radius Dependence of Power Coupling Coefficient and Spatial Mode Dispersion in Coupled Multi-Core Fibers.

Masaki Nakamori, Atsushi Nakamura, Masaharu Ohashi, Yusuke Koshikiya

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2023

Fast BOTDA acquiring method based on broadband light as a probe signal.

Takahiro Ishimaru, Yoshifumi Wakisaka, Hiroshi Takahashi, Daisuke Iida, Yusuke Koshikiya

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2023

2022

Method of widening dynamic range of measurable vibration in FDM-based sampling-rate-enhanced ϕ-OTDR.

Yoshifumi Wakisaka, Daisuke Iida, Hiroshi Takahashi, Yusuke Koshikiya

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2022

Wideband Impulse Response Measurement of Coupled 2-Core Fibers of Various Lengths employing Dual-Comb Coherent Sampling.

Masafumi Uyama, Masaki Uno, Shuki Okamura, Chao Zhang, Fumihiko Ito, Atsushi Nakamura, Tatsuya Okamoto, Yusuke Koshikiya

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2022

Method of Estimating Inter-Core Crosstalk for Constructing Uncoupled Multi-Core Fiber Transmission Line.

Atsushi Nakamura, Tomokazu Oda, Yusuke Koshikiya

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2022

2021

Distributed Vibration Sensing of Seismic Event by Optical Frequency Domain Reflectometry.

Tatsuya Okamoto, Daisuke Iida, Yusuke Koshikiya, Nazuki Honda

Proceedings of the European Conference on Optical Communication, 2021

2019

Potential Fault Detection in Optical Cables Using OTDR Operating in Two-Modes.

Atsushi Nakamura, Keiji Okamoto, Yusuke Koshikiya, Tetsuya Manabe

Proceedings of the 2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC), 2019

2018

Branching Ratio Design of Optical Coupler for Cable Re-Routing Operation Support System with No Service Interruption.

Hiroshi Watanabe, Kazutaka Noto, Yusuke Koshikiya, Tetsuya Manabe

IEICE Trans. Commun., 2018

Proactive Detection of Optical Cable Failure Caused by Water Freezing Using 1-μm-band Mode-Detection OTDR.

Atsushi Nakamura, Yusuke Koshikiya, Tetsuya Manabe

Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

2015

Identification of loss factors by evaluating backscattered modal loss ratio obtained with 1-µm-band mode-detection OTDR.

Atsushi Nakamura, Keiji Okamoto, Yusuke Koshikiya, Tetsuya Manabe, Manabu Oguma, Toshikazu Hashimoto, Mikitaka Itoh

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2015

2013

Identification of high-PMD sections along installed optical cables with long range OFDR.

Fumihiko Ito, Xinyu Fan, Yusuke Koshikiya

Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013

2007

Newly Developed Optical Fiber Line Testing System Employing Bi-Directional OTDRs for PON and In-Service Line Testing Criteria.

Yusuke Koshikiya, Noriyuki Araki, Hisashi Izumita, Fumihiko Ito

IEICE Trans. Commun., 2007