Online edition: ISSN 2432-6380
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LQE2020-26
Reflectivity Tunable Mirror Using Si Waveguide toward Reconfigurable Photonic Integrated Circuit
Yutaka Makihara, Moataz Eissa, Takuya Mitarai, Tomohiro Amemiya, Nobuhiko Nishiyama, Yuya Shoji (Tokyo Tech.), Keijiro Suzuki, Ryotaro Konoike, Makoto Okano, Kazuhiro Ikeda (AIST), Tetsuya Mizumoto (Tokyo Tech.)
pp. 1 - 4
LQE2020-27
Linewidth Analysis of External Cavity Hybrid InP/Si Distributed Reflector Laser with Loop Mirror-type Back Reflector
Moataz Eissa, Yutaka Makihara, Yoshitaka Ohiso, Tomohiro Amemiya (Tokyo Tech.), Nobuhiko Nishiyama (FIRST, IIR)
pp. 5 - 10
LQE2020-28
Design of InP-based membrane waveguide on Si substrate toward low propagation loss and high-efficiency coupling with laser
Weiqi Wang, Eissa Moataz, Weicheng Fang, Naoki Takahashi, Yoshitaka Oiso, Tomohiro Amemiya, Nobuhiko Nishiyama (Tokyo Tech)
pp. 11 - 16
LQE2020-29
Short pulse operation of self holding magneto-optical switch
Shun Yajima, Daiki Kano, Murai Toshiya, Yuya Shoji, Nobuhiko Nishiyama, Mizumoto Tetsuya (Titech)
pp. 17 - 22
LQE2020-30
Proposal of phased array type 1×N Wavelength Selective Switch
Yuki Hara, Yuya Shoji, Tetsuya mizumoto (Tokyo Tech)
pp. 23 - 28
LQE2020-31
A Waveguide-Fiber Direct Coupling Method Applying the Mosquito Method
Hideki Sakamoto, Takaaki Ishigure (Keio Univ.)
pp. 29 - 34
LQE2020-32
Fabrication of single-mode Y-branch waveguides using the Mosquito method
Hiroki Hama, Takaaki Ishigure (Keio Univ.)
pp. 35 - 40
LQE2020-33
Low bending loss design of multimode polymer optical waveguide
Maho Ishii, Naohiro Kohmu (Keio Univ.), Ryosuke Hatai, Takaaki Ishigure (Keio univ.)
pp. 41 - 46
LQE2020-34
Fabrication for GI-core Polymer Optical Waveguide-based Directional Couplers Using the Imprint Method
Toshiki Uebo, Takaaki Ishigure (Keio Univ.)
pp. 47 - 52
LQE2020-35
Feasibility confirmation of high-security wireless communication using high-directivity THz Waves
-- Realization of AND operation by homodyne detection and heterodyne detection --
Yusuke Kawai, Kenta Yamauchi, Kazutoshi Kato (Kyushu Univ.)
pp. 53 - 57
LQE2020-36
Sub-THz-Repetition Optical Waveform Measurement by Novel THz-wave Autocorrelator
Ruo Yamamoto, Kazutoshi Kato (Kyushu Univ.)
pp. 58 - 61
LQE2020-37
THz-Wave Power Multiplication by Parallel-Connection UTC-PDs
Yuki Matsuo, Ming Che, Haruichi Kanaya, Kazutoshi Kato (Kyushu Univ.)
pp. 62 - 65
LQE2020-38
Demonstration of Sub-millisecond High-Reliability Wavelength Switching at DFB-LD with Current/Temperature Cooperative Control
Ye Shenghong, Niiya yuri, Kuboki Takeshi, Kato Kazutoshi (Kyushu Univ.)
pp. 66 - 70
LQE2020-39
Novel Terahertz-Wave Beam Steering Method by Photomixing with Chromatic Dispersion of Optical Fibers
Takumi Saito, Kazutoshi Kato (Kyushu Univ.)
pp. 71 - 74
LQE2020-40
The relationship between group index and group delay spread in coupled multicore fibers under macrobending condition
Yuki Yasui, Takeshi Fujisawa, Takanori Sato, Kunimasa Saitoh (Hokkaido Univ.)
pp. 75 - 79
LQE2020-41
Twist- and bend-induced mode conversion in coupled multi-core fibers
Kazushi Homma, Takeshi Fujisawa, Takanori Sato, Kunimasa Saitoh (Hokkaido Univ.)
pp. 80 - 85
LQE2020-42
Suppression of bending loss in coupled few-mode multicore fibers with outer trench layer
Kenta Nishimura, Takeshi Fujisawa, Takanori Sato (Hokkaido Univ.), Taiji Sakamoto, Takashi Matsui, Yuto Sagae, Kazuhide Nakajima (NTT), Kunimasa Saitoh (Hokkaido Univ.)
pp. 86 - 91
LQE2020-43
Evaluation of the Optical-axis Rotation Angle of Waveguide Polarization Converter with Asymmetric Cross-section
Kotake Shota, Junji Yamauchi, Hisamatsu Hisamatsu (Hosei Univ.)
pp. 92 - 95
LQE2020-44
Widening the wavelength response of a stacked polarization rotator composed of dielectric layers independent of an incidence polarization plane
Masato Oishi, Tatsuya Aso, Junji Yanauchi, Hisamatsu Nakano (Hosei Univ.)
pp. 96 - 100
LQE2020-45
Design and Fabrication of Surface-Normal Optical Phase Modulator with Electro-Optical Polymer
Toshiki Miyazaki, Ogasawara Makoto, Jiaqi Zhang, Taichiro Fukui (Univ of Tokyo), Yoshiaki Nakano (NICT), Yoshiaki Nakano, Takuo Tanemura (Univ of Tokyo)
pp. 101 - 105
LQE2020-46
Design of GaAs/InGaP integrated optical phased array for imaging at 1um wavelength
Rihoko Tsuchiya, Warakorn Yanwachirakul, Eisaku Kato, Ryota Tanomura, Taichiro Fukui, Takuo Tanemura, Yoshiaki Nakano (UTokyo)
pp. 106 - 109
LQE2020-47
Research on Vertical Si Slot Waveguide Sensors
Shuhei Yoshida, Hiromasa Shimizu (Tokyo univ. of agri. & tech.)
pp. 110 - 115
LQE2020-48
Wavelength characteristics of Nb2O5 horizontal SiO2 slot waveguides with vertical grating.
Yoshiki Hayama, Naoya Katsumata, Katsumi Nakatsuhara, Masayuki Takeda, Takeshi Nishizawa (KAIT)
pp. 116 - 121
LQE2020-49
Evaluation of (Er,Y)2SiO5 crystal prepared by Programmable Radical Assisted Sputtering
Tomoki Kasumi (UEC), Yasuhito Tanaka (SHINCRON/UEC), Hideo Isshiki (UEC)
pp. 122 - 124
LQE2020-50
Increasing the Extinction Ratio of Si Optical Modulators
Hiroki Kojima (Waseda Univ.), Jun-ichi Hujikata (NEC), Tomohiro Kita (Waseda Univ.)
pp. 125 - 128
LQE2020-51
Spectral linewidth reduction of hybrid tunable laser by loading optical negative feedback circuit
Tatsuki Komatsubara, Toshiaki Okachi (Waseda Univ.), Nobuhide Yokota, Hiroshi Yasaka (Tohoku Univ.), Tomohiro Kita (Waseda Univ.)
pp. 129 - 132
Note: Each article is a technical report without peer review, and its polished version will be published elsewhere.