2015 - 2017 Studies of energy efficient optical nodes by all-optical modulation format conversion technologies for flexible and highly efficient networks
2010 - 2011 波長選択型全光スイッチングに関する研究
Papers (83)：
Yu Tokizane, Shota Okada, Takumi Kikuhara, Hiroki Kishikawa, Yasuhiro Okamura, Yoshihiro Makimoto, Kenji Nishimoto, Takeo Minamikawa, Eiji Hase, Jun-Ichi Fujikata, et al. Wireless data transmission in the 560-GHz band utilizing terahertz wave generated through photomixing of a pair of distributed feedback lasers injection-locking to a Kerr micro-resonator soliton comb. Optics Continuum. 2023. 3. 1. 1-1
Tomoki Kusaka, Akihiro Furube, Tetsuro Katayama, Hiroki Kishikawa, Yasuhide Ohno, Masao Nagase, Junichi Fujikata. Ultrafast All-Optical Switching with High-Quality Graphene and its Polarization Effect. Optics InfoBase Conference Papers. 2022
Tomoki Kusaka, Akihiro Furube, Tetsuro Katayama, Hiroki Kishikawa, Yasuhide Ohno, Masao Nagase, Junichi Fujikata. Demonstration of All-Optical Ultrafast Switching, Using High-Quality Graphene. OECC/PSC 2022 - 27th OptoElectronics and Communications Conference/International Conference on Photonics in Switching and Computing 2022. 2022
Sung Jiun-Yu, Chen Jin-Kai, Liaw Shien-Kuei, Kishikawa Hiroki. Accurate Peak Detection for Optical Sensing with Reduced Sampling Rate and Calculation Complexity. Sensors. 2021. Vol.21. No.7. 2306-2306
Kouki Iwama, Nobuo Goto, Hiroki Kishikawa, Junichi Fujikata. All-Optical Modulation Format Conversion From DQPSK to OOK Using Cross-Polarization Modulation. 2021 IEEE Photonics Conference, IPC 2021 - Proceedings. 2021
PDM-QPSK to PDM-BPSK modulation format conversion using FWM and interference. 2016. 116. 326. 11-16
Ando Rina, Kishikawa Hiroki, Goto Nobuo, Yanagiya Shin-ichiro. C-3-15 All-optical modulation format conversion from QPSK to two BPSK tributaries using FWM on a semiconductor optical amplifier. Proceedings of the IEICE General Conference. 2016. 2016. 1. 153-153
Kondo Tadashi, Kishikawa Hiroki, Goto Nobuo. C-3-14 PROPOSAL OF OPTICAL THRESHOLDER CONSISTING OF TWO CASCADED MZIs WITH NONLINEAR MICRO-RING RESONATORS. Proceedings of the IEICE General Conference. 2016. 2016. 1. 152-152
All-optical modulation format conversion from QPSK to two BPSK tributaries using FWM. 2016. 115. 433. 359-362
Multi-Point Temperature Sensor Consisting of AWG, SOA, and FBGs in Linear-Cavity Fiber Lasing System
IFSA Publishing, S. L. 2018
All-Optical Waveguide-Type Switch Using Saturable Absorption in Graphene, in " Optoelectronics", edited by Sergei L. Pyshkin and John M. Ballato
Intech 2015
All-Optical Autonomous First-in-First-out Buffer Managed with Carrier Sensing of Output Packets
Intech 2013
All-Optical Wavelength-Selective Switch by Intensity Control in Cascaded Interferometers
Intech, Croatia 2010
Lectures and oral presentations (246)：
Influence of Lateral Displacement of Laguerre-Gaussian Beams on Spiral Mode Sorting
(26th MicroOptics Conference 2021 (MOC 2021) 2021)
OAM Mode Recognition based on Sparse Coding
(26th MicroOptics Conference 2021 (MOC 2021) 2021)
Multipoint Temperature Sensing Using Linear-Cavity Fiber Laser with an EDFA and FBGs
(IEEE International Conference on Sensors and Nanotechnology 2021 (IEEE SENNANO 2021) 2021)
Comparative Studies of Atmospheric Turbulence Effects on Orbital Angular Momentum Beams
(26th OptoElectronics and Communications Conference 2021 (OECC2021) 2021)
2019/03/08 - IFAT2019 Best poster award- second place Atmospheric turbulence effects on LG-beam based OAM transmission for OAM shift keying
2018/02 - Faculty of Engineering The teacher of the year The teacher of the year
2017/06/26 - ISMOT2017 Best Paper Award Optical Waveguide Circuits for Recognition of Optical
2017/06/26 - ISMOT2017 Best Paper Award Optical Waveguide Circuits for Recognition of Optical
2016/12/03 - OPTIC2016 Student Poster Award Dependency of States of Polarization in All-Optical Modulation Format Conversion from QPSK to BPSK Using Four Wave Mixing with Polarization-Diversity Configuration
