Optical signal processing using photorefractive effect. - Ken-ichi Kitayama; Fumihiko Ito (Multidimens. Syst. Signal Process., 1991)

Composing user network operation services using Web service composition techniques. - Nobuhide Nishiyama; Kenichi Nishikawa; Fumihiko Ito; Yasuhiro Suzuki (CCNC, 2005)

Knowledge base design for network service composition using semantic web languages. - Nobuhide Nishiyama; Kenichi Nishikawa; Yoshihiro Nakamura; Fumihiko Ito (CCNC, 2006)

Individual Knowledge Generation for Individual User Environments by Relating User Network Ontology to Local Protocols. - Kenichi Nishikawa; Nobuhide Nishiyama; Fumihiko Ito; Tetsuya Yamamura (DEXA Workshops, 2006)

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)

200-subchannel ultra-high-density frequency division multiplexed coherent otdr with nonlinear effect suppression. - Hiroyuki Iida; Kunihiro Toge; Fumihiko Ito (OFC/NFOEC, 2013)

Identification of high-PMD sections along installed optical cables with long range OFDR. - Fumihiko Ito; Xinyu Fan; Yusuke Koshikiya (OFC/NFOEC, 2013)

Correlation-based end-reflection-assisted Brillouin analysis for discriminating small branch length difference. - Hiroshi Takahashi; Chihiro Kito; Fumihiko Ito; Kazuo Hotate (OFC, 2014)

Impulse Response of Multicore Fibre Measured by High-Dynamic Range Linear Optical Sampling with Picosecond Resolution. - Takuya Arakawa; Naoto Kono; Fumihiko Ito; Daisuke Iida; Tetsuya Manabe (ECOC, 2017)

Distributed measurement of single-way inter-modal crosstalk in spliced FMFs based on BOTDA. - Hiroshi Takahashi; Chihiro Kito; Kunihiro Toge; Tetsuya Manabe; Fumihiko Ito (OFC, 2017)

Measurement of Spectral Transfer Matrix of Few-Mode Fibres by Using Coherent Linear Optical Sampling. - Fumihiko Ito; Takuya Arakawa; Daisuke Iida; Tetsuya Manabe (ECOC, 2018)

Characterization of high-speed modulators over wide wavelength by using linear optical sampling. - Junya Sunagawa; Yusuke Sagisaka; Fumihiko Ito (OECC/PSC, 2019)

Measurement of Spectral Transfer Matrix for DMD Analysis by Using Linear Optical Sampling. - Yuki Osaka; Fumihiko Ito; Daisuke Iida; Tetsuya Manabe (IEICE Trans. Commun., 2020)

Loss-Modulation-Based Wavelength-Range Shifting of Tunable EDF Ring Laser with Cascaded-Chirped Long-Period Fiber Grating for Temperature Measurement. - Koken Fukushima; Manuel Guterres Soares; Atsushi Wada; Satoshi Tanaka; Fumihiko Ito (Sensors, 2021)

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 (OFC, 2022)

EDF sigma laser using double-pass cascaded-chirped long-period fiber grating with birefringence compensation effect and its application for strain measurement. - Koken Fukushima; Makoto Okano; Atsushi Wada; Satoshi Tanaka; Fumihiko Ito (IEICE Electron. Express, 2022)

Measurement of Complex Waveforms in Wide Wavelength Range by Using Wavelength-Swept Light Source and Linear Optical Sampling. - Sougo Shimizu; Chao Zhang 064; Fumihiko Ito (IEICE Trans. Commun., 2022)

EDF laser displacement sensor based on bending characteristics of polarization-independent double-pass cascaded-chirped long-period fiber grating. - Koken Fukushima; Makoto Okano; Atsushi Wada; Satoshi Tanaka; Fumihiko Ito (IEICE Electron. Express, 2023)