Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
OPE, OCS, LQE |
2022-10-20 17:10 |
Ehime |
(Primary: On-site, Secondary: Online) |
Structural Design by Deep Learning for Improving Coupling Efficiency between Si Thin Wire and Topological Waveguide Itsuki Sakamoto, Tomohiro Amemiya, Sho Okada, Hibiki Kagami, Nobuhiko Nishiyama (Tokyo Tech), Xiao Hu (NIMS) OCS2022-25 OPE2022-71 LQE2022-34 |
We propose a structure design method using deep learning to achieve highly efficient coupling between a normal Si wavegu... [more] |
OCS2022-25 OPE2022-71 LQE2022-34 pp.45-50 |
OPE, OCS, OFT (Joint) [detail] |
2021-02-18 16:15 |
Online |
Online |
Demonstration of light localization in self-similar waveguide arrays Ryo Kikuchi, Takumi Ishikawa, Kohei Haji, Hirohito Yamada, Nobuyuki Matsuda (Tohoku Univ.) OCS2020-44 OFT2020-60 OPE2020-81 |
Mitigating inter-core cross-talks in a closely-packed optical waveguide array is of great importance for increasing the ... [more] |
OCS2020-44 OFT2020-60 OPE2020-81 pp.6-10(OCS), pp.21-25(OFT), pp.26-30(OPE) |
OPE, LQE |
2020-11-20 15:30 |
Online |
Online |
Research on Vertical Si Slot Waveguide Sensors Shuhei Yoshida, Hiromasa Shimizu (Tokyo univ. of agri. & tech.) OPE2020-67 LQE2020-47 |
Highly sensitive gas sensors are required for IOT. Conventional horizontal Si slot waveguide gas sensors are composed o... [more] |
OPE2020-67 LQE2020-47 pp.110-115 |
OPE |
2017-12-07 11:15 |
Okinawa |
|
Investigation of Performance Improvement of a Si Photonic Optical OFDM Demultiplexer with Phase Monitors Tomohiro Naganuma, Kohei Simosawa, Kohei Morita, Hiroyuki Uenohara (Tokyo Tech) OPE2017-93 |
In recent years, optical OFDM, which is based on OFDM conventionally used for wireless communication, has been studied t... [more] |
OPE2017-93 pp.19-24 |
OPE |
2016-12-08 14:15 |
Okinawa |
|
Effects of Fabrication Variation on the Performance of Silicon Waveguide Devices Tsuyoshi Horikawa (PETRA/AIST), Daisuke Shimura, Jun Ushida, Yohei Sobu, Akemi Shiina, Masatoshi Tokushima, Seok-Hwan Jeong, Keizo Kinoshita, Tohru Mogami (PETRA) |
Silicon photonics has been expected as a key technology which is enable to integrate functionalities in a single chip fo... [more] |
|
OPE |
2016-12-08 17:00 |
Okinawa |
|
Proposal of optical carrier converter by using Raman scattering in silicon photonic wire waveguide Tomohiro Kita, Hirohito Yamada (Tohoku Univ.) OPE2016-109 |
We have investigated the wavelength conversion from C-band to O-band by using Raman scattering on silicon photonic wire ... [more] |
OPE2016-109 pp.29-32 |
OCS, OPE |
2015-05-15 16:20 |
Tokyo |
Kikai-Shinko-Kaikan Bldg(Tokyo) |
32x32 Strictly Non-Blocking Si-Wire Optical Path Switch Ken Tanizawa, Keijiro Suzuki, Munehiro Toyama, Minoru Ohtsuka, Nobuyuki Yokoyama, Kazuyuki Matsumaro, Miyoshi Seki, Keiji Koshino (AIST), Toshio Sugaya (Furukawa Electric), Satoshi Suda, Guangwei Cong (AIST), Toshio Kimura (Furukawa Electric), Kazuhiro Ikeda, Shu Namiki, Hitoshi Kawashima (AIST) OCS2015-8 OPE2015-8 |
In order to realize dynamic optical path networks that transmit coarse-granular video traffics with ultra-low energy con... [more] |
OCS2015-8 OPE2015-8 pp.33-38 |
OPE, OCS, OFT (Joint) [detail] |
2015-02-19 11:20 |
Kagoshima |
|
Absorption Dependency of the Waveguide Thickness in Graphene Coated Silicon Photonic Chips Goran Kovacevic, Shinji Yamashita (UTokyo) OCS2014-105 OFT2014-61 OPE2014-206 |
In this paper, we report our findings concerning the absorption characteristics of graphene coated Silicon-on-Insulator ... [more] |
OCS2014-105 OFT2014-61 OPE2014-206 pp.11-16(OCS), pp.21-26(OFT), pp.21-26(OPE) |
OPE, LQE |
2014-12-18 10:40 |
Tokyo |
Kikai-Shinko-Kaikan, NTT Atsugi R&D center |
Silicon Photonic Wavelength Tunable Laser with Highly Asymmetric Mach-Zehnder Interferometer Rui Tang, Tomohiro Kita, Hirohito Yamada (Tohoku Univ.) OPE2014-140 LQE2014-127 |
Utilizing tunable silicon ring resonator filter as an external resonator, the wavelength tunable laser has demonstrated ... [more] |
OPE2014-140 LQE2014-127 pp.7-10 |
SCE |
2014-10-15 14:30 |
Miyagi |
Tohoku University, RIEC |
Fabrication and characterization of waveguide-coupled superconducting nanowire single-photon detectors Kentaro Waki (Osaka Univ./NICT), Taro Yamashita (NICT), Shin-ichiro Inoue (NICT/JST-PRESTO), Shigehito Miki, Hirotaka Terai (NICT), Rikizo Ikuta, Takashi Yamamoto, Nobuyuki Imoto (Osaka Univ.) SCE2014-37 |
In recent years, the waveguide-coupled type of superconducting nanowire single-photon detectors (SSPDs), which consists ... [more] |
SCE2014-37 pp.17-21 |
OPE |
2013-12-20 16:25 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
[Invited Talk]
Optical path control by combining silicon waveguides and MEMS actuators
-- Feasibility of MEMS-tunable microring for wavelength selective switch -- Kazuhiro Hane, Hoang Manh Chu (Tohoku Univ.) OPE2013-145 |
Silicon wire waveguide wavelength selective switch is proposed on the basis of microelectromechanical systems (MEMS) tec... [more] |
OPE2013-145 pp.39-44 |
LQE, OCS, OPE |
2013-10-24 09:35 |
Fukuoka |
|
Reduction of Wavelength Dependence of Coupling Characteristics using Si/SiO2 Optical Waveguide Curved Directional Coupler Hisayasu Morino, Takeo Maruyama, Koichi Iiyama (Kanazawa Univ.) OCS2013-47 OPE2013-93 LQE2013-63 |
Directional couplers are widely used as one of the key component of optical integrated circuits. However, the coupling r... [more] |
OCS2013-47 OPE2013-93 LQE2013-63 pp.1-4 |
LQE, OCS, OPE |
2013-10-25 09:50 |
Fukuoka |
|
Fabrication of Narrow Spectral Linewidth Wavelength Tunable Laser Diode with Si Photonic Wire Waveguide Tomohiro Kita, Keita Nemoto, Hirohito Yamada (Tohoku Univ.) OCS2013-66 OPE2013-112 LQE2013-82 |
We fabricated the narrow spectral linewidth wavelength tunable laser diodes with Si photonic wire waveguide ring resonat... [more] |
OCS2013-66 OPE2013-112 LQE2013-82 pp.85-88 |
LQE, CPM, EMD, OPE, R |
2012-08-24 13:35 |
Miyagi |
Tohoku Univ. |
Fabrication of Narrow Spectral Linewidth Wavelength Tunable Laser Diode with Si Photonic Wire Waveguide Tomohiro Kita, Keita Nemoto, Hirohito Yamada (Tohoku Univ.) R2012-44 EMD2012-50 CPM2012-75 OPE2012-82 LQE2012-48 |
We fabricated the narrow spectral linewidth wavelength tunable laser diodes with Si photonic wire waveguide ring resonat... [more] |
R2012-44 EMD2012-50 CPM2012-75 OPE2012-82 LQE2012-48 pp.111-114 |
LQE, CPM, EMD, OPE, R |
2012-08-24 14:00 |
Miyagi |
Tohoku Univ. |
Silicon-germanium/silicon nano-wire waveguide for energy-saving optical switch and variable optical attenuator Shigeaki Sekiguchi, Lei Zhu, Teruo Kurahashi, Kenichi Kawaguchi, Ken Morito (Fujitsu Labs.) R2012-45 EMD2012-51 CPM2012-76 OPE2012-83 LQE2012-49 |
For active optical waveguide devices on silicon (Si)-platform, highly
efficient carrier accumulation in the waveguide ... [more] |
R2012-45 EMD2012-51 CPM2012-76 OPE2012-83 LQE2012-49 pp.115-120 |
OPE |
2011-12-16 15:25 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Fabrication process of multi-layered amorphous silicon wire waveguides JoonHyun Kang, Yuki Atsumi, Manabu Oda, Nobuhiko Nishiyama, Shigehisa Arai (Titech) OPE2011-146 |
Silicon photonics is a promising candidate as an on-chip interconnection in LSIs. a-Si can be deposited under 300°C by P... [more] |
OPE2011-146 pp.27-32 |
OPE |
2011-12-16 16:15 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Ultra Compact DPSK Demodulator using a Single Silicon Nanowire Waveguide Rai Kou, Hidetaka Nishi, Tai Tsuchizawa, Hiroyuki Shinojima, Koji Yamada (NTT) OPE2011-148 |
We experimentally demonstrate a 10-Gbps differential phase-shift keying demodulation with huge birefringence in a silico... [more] |
OPE2011-148 pp.39-43 |
LQE |
2011-12-16 15:55 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Silicon-wire external cavity laser for realizing temperature control free optical transmitter Seok-Hwan Jeong, Shinsuke Tanaka, Shigeaki Sekiguchi, Teruo Kurahashi, Nobuaki Hatori, Suguru Akiyama, Tatsuya Usuki, Tsuyoshi Yamamoto, Yu Tanaka, Ken Morito (Fujitsu Labs.) LQE2011-132 |
Silicon photonics optical source that is compatible with CMOS electronics is a prerequisite component for realizing high... [more] |
LQE2011-132 pp.43-47 |
OPE, R, CPM |
2011-04-22 15:25 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Spot-size converter and optical fiber connection in silicon wire waveguide Hirofumi Morita, Sei-ichi Itabashi, Hideyuki Takahara (NTT-AT) R2011-6 CPM2011-6 OPE2011-6 |
A spot-size converter which has a silicon adiabatic taper and a second silica waveguide covering the taper is described.... [more] |
R2011-6 CPM2011-6 OPE2011-6 pp.23-26 |
OPE |
2010-12-17 17:55 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Monolithic Integration of Silicon Variable Optical Attenuators Based on PIN Carrier-Injection Structure and a Silica-Based Arrayed Waveguide Grating Filter Hidetaka Nishi, Tai Tsuchizawa, Toshifumi Watanabe, Hiroyuki Shinojima, Rai Kou, Sungbong Park, Koji Yamada, Seiichi Itabashi (NTT) OPE2010-142 |
We demonstrate the monolithic integration of Si--VOAs and a silica-based AWG filter by connecting them with spot-size co... [more] |
OPE2010-142 pp.61-64 |