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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SDM | 2023-01-30 15:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. B3-1 | [Invited Talk]
Non-volatile Mid-infrared Phase Change Material Optical Phase Shifter Based on Ge2Sb2Te3S2 Yuto Miyatake (Univ. of Tokyo), Kotaro Makino, Junji Tominaga, Noriyuki Miyata, Takashi Nakano, Makoto Okano (AIST), Kasidit Toprasertpong, Shinichi Takagi, Mitsuru Takenaka (Univ. of Tokyo)  SDM2022-83 |
An optical phase shifter based on phase-change materials (PCMs) is a promising building block of quantum photonic integr... [more] | SDM2022-83 pp.17-20 |
| OPE, OCS, LQE | 2022-10-20 15:45 |
Ehime | (Primary: On-site, Secondary: Online) |
Theoretical and Experimental Investigation of Frequency Chirp Induced by Inter-Arm Imbalance in Mach-Zehnder Silicon Optical Modulators Tadashi Murao, Jun Ushida, Hiroyuki Takahashi, Masatoshi Tokushima, Akemi Shiina, Tsuyoshi Horikawa (PETRA) OCS2022-22 OPE2022-68 LQE2022-31 |
Characteristic variations caused by nonuniformities in the fabrication process are inevitable in carrier-depletion Mach–... [more] | OCS2022-22 OPE2022-68 LQE2022-31 pp.28-33 |
| OFT | 2022-10-14 14:30 |
Kanagawa | Kanagawa-Kenmin Center (Primary: On-site, Secondary: Online) |
Highly sensitive ammonia gas detection using hollow-optical-fiber gas cell for mid-infrared light Yusaku Omura, Saiko Kino, Yuji Matsuura (Tohoku Univ.) OFT2022-34 |
Mid-infrared absorption spectroscopy using a hollow-optical-fiber gas cell was used to detect minute concentrations of a... [more] | OFT2022-34 pp.67-72 |
| MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] | 2022-07-19 15:45 |
Hokkaido | Asahikawa Civic Culture Hall (Primary: On-site, Secondary: Online) |
Fundamental Characteristic Measurements of Electroabsorption Modulator Integrated Laser Diode for Vector Modulation Yuki Seto (Waseda Univ.), Keizo Ingaki (NICT), Tetsuya Kawanishi (Waseda Univ.) EMT2022-28 MW2022-52 OPE2022-31 EST2022-29 MWPTHz2022-26 |
We measured the fundamental characteristics of an EA modulator integrated laser diode for vector modulation of light. Di... [more] | EMT2022-28 MW2022-52 OPE2022-31 EST2022-29 MWPTHz2022-26 pp.99-102 |
| OPE, OFT, OCS (Joint) [detail] |
2022-02-24 14:30 |
Online | Online | Characteristics of the hetero-core fiber optic refractive index sensor with multilayer of poly-L-lysine and TiO2 nanoparticles Masashi Goto, Koji Yuhashi, Michiko Nishiyama, Shoichi Kubodera, Kazuhiro Watanabe (Soka Univ.) OFT2021-72 OPE2021-51 |
This research group has proposed a SiO2/TiO2 dielectric multilayer film hetero-core optical fiber refractive index senso... [more] | OFT2021-72 OPE2021-51 pp.13-16 |
| ED, CPM, LQE | 2021-11-25 13:55 |
Online | Online | Waveguide loss measurements in III-nitride laser structures Kenta Ogasawara (KIT), Shigeta Sakai, Tadashi Okumura, Koichi Naniwae (Ushio Inc), Atsushi A. Yamaguchi (KIT) ED2021-21 CPM2021-55 LQE2021-33 |
InGaN is a semiconductor alloy material made of a mix of InN and GaN. InGaN can emit entire visible light by changing th... [more] | ED2021-21 CPM2021-55 LQE2021-33 pp.33-36 |
| OCS, OPE, LQE | 2021-10-22 16:55 |
Online | Online | Theoretical and Experimental Investigation of OMA Penalty by Inter-Arm Imbalance in Mach-Zehnder Silicon Optical Modulators Tadashi Murao, Jun Ushida, Hiroyuki Takahashi, Masatoshi Tokushima, Akemi Shiina, Tsuyoshi Horikawa (PETRA) OCS2021-19 OPE2021-39 LQE2021-18 |
In this paper, an inter-arm imbalance and its impact on the optical modulation amplitude (OMA) are investigated for carr... [more] | OCS2021-19 OPE2021-39 LQE2021-18 pp.33-38 |
| OFT | 2021-10-14 10:30 |
Online | Online | [Poster Presentation]
Fiber-optic strain vector detection using copolymer core doped with cyan dichroic dye Hayato Yamazaki (UEC), Kentaro Yano (Hayashibara Co., Ltd.), Rei Furukawa (UEC) OFT2021-28 |
Dye-doped polymer optical fiber (POF) having a polarization-maintaining function fabricated using a birefringence-reduce... [more] | OFT2021-28 pp.29-32 |
| OFT | 2021-10-14 10:30 |
Online | Online | [Poster Presentation]
Fabrication and waveguide analysis of polymer optical fibers doped with phthalocyanine derivatives. Takahiro Shigeyama, Rei Furukawa (Univ. of Electro-Communications) OFT2021-30 |
Polymer optical fiber (POF) can be heat-drawn at a temperature as low as not to be destroying the dopants added in the h... [more] | OFT2021-30 pp.35-38 |
| MBE, IEE-MBE | 2021-06-25 15:50 |
Online | Online | Solution of nonlinear inverse problems with photon-by-photon propagation variability in near-infrared optical tomography imaging Yuji Kato (Hokkaido Univ.) MBE2021-11 |
A method has been developed for estimating the layered absorption coefficient distribution in the depth direction of an ... [more] | MBE2021-11 p.16 |
| ED, SDM, CPM | 2021-05-27 13:45 |
Online | Online | Bandgap control for Ge epitaxial layer on Si using sub-micron wire structure Manami Shimokawa, Shuhei Sonoi, Riku Katamawari, Yasuhiko Ishikawa (TUT) ED2021-2 CPM2021-2 SDM2021-13 |
Ge epitaxial layer on Si has been used in silicon photonics as a material for photodetectors and optical intensity modul... [more] | ED2021-2 CPM2021-2 SDM2021-13 pp.7-10 |
| OPE, LQE | 2020-11-20 15:30 |
Online | Online | Increasing the Extinction Ratio of Si Optical Modulators Hiroki Kojima (Waseda Univ.), Jun-ichi Hujikata (NEC), Tomohiro Kita (Waseda Univ.) OPE2020-70 LQE2020-50 |
In recent years, digital coherent optical transmission systems have been put to practical use, and Si modulators with a ... [more] | OPE2020-70 LQE2020-50 pp.125-128 |
| OPE, OCS, LQE | 2020-10-23 16:05 |
Online | Online | Molecule-sensing scheme in which pair of distant comb-lines (delta 174 GHz) from all-optical semiconductor gate resonantly crosses acetylene-molecule's counterpart-pair of absorption lines. Naoki Takahashi, Chaoyi Wang, Kyosuke Nagasaka, Yushi Suzuki, Kodai Ishida, Yoshiyasu Ueno (UEC) OCS2020-20 OPE2020-43 LQE2020-23 |
Portable dilute-gas-molecule-density measurement systems are bases for monitoring environmental load-gas densities in in... [more] | OCS2020-20 OPE2020-43 LQE2020-23 pp.61-66 |
| OCS, OFT, OPE (Joint) [detail] |
2020-02-28 15:25 |
Okinawa | Okinawa Jichikaikan | Design of Coating Properties of Optical Fibers to Maintain Strip Force Considering the Aging Effects Noriaki Iwaguchi, Kazuyuki Sohma, Takashi Fujii (SEI) OFT2019-73 OPE2019-116 |
Accelerated aging tests at high humidity of 85℃85%RH and in a mineral oil for 90 days were conducted with optical fibers... [more] | OFT2019-73 OPE2019-116 pp.67-71(OFT), pp.87-91(OPE) |
| AP | 2019-12-12 14:05 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Port Extender for Vector Network Analyzer using Optical reflection type EAM and Photo Biased Photodiode Satoru Kurokawa, Masanobu Hirose, Michitaka Ameya (AIST) AP2019-144 |
We have already developed a microwave receiving system using an optical reflection type zero-biased optical absorption m... [more] | AP2019-144 pp.13-17 |
| OCS, LQE, OPE | 2019-10-17 11:25 |
Kagoshima | Molecule-sensor in which few narrow optical-frequency-comb-line components from all-optical semiconductor gate precisely crosses this molecule's few inherent absorption lines Kyosuke Nagasaka, Kodai Ishida, Kengo Okano, Yushi Suzuki, Naoki Takahashi, Makoto Takeshita, Ueno Yoshiyasu (UEC) OCS2019-31 OPE2019-69 LQE2019-47 |
We are expecting that optical frequency comb are adopted in dilute-special-molecule’s gas-sensor systems. Before this wo... [more] | OCS2019-31 OPE2019-69 LQE2019-47 pp.21-26 |
|
| SCE | 2019-08-09 10:00 |
Ibaraki | National Institute of Advanced Industrial Science and Technology | Development of cavity structures with broadband optical absorption
-- Superconducting transition edge sensors (TESs) array -- Toshio Konno, Sachiko Takasu, Kaori Hattori, Daiji Fukuda, Daiji Daiji (AIST) SCE2019-8 |
Transition edge sensors (TESs) exhibiting large thermal sensitivities, small dark count rates, and high energy resolutio... [more] | SCE2019-8 pp.1-4 |
| SDM, ED, CPM | 2019-05-16 14:40 |
Shizuoka | Shizuoka Univ. (Hamamatsu) | Characterizations of lattice strain and optical properties for Ge layers epitaxially grown on bonded Si-on-Quartz substrate Kyosuke Noguchi (Toyohashi Univ. Tech.), Michiharu Nishimura (Univ. Tokyo), Junji Matui, Yoshiyuki Tsusaka (Univ. Hyogo), Yasuhiko Ishikawa (Toyohashi Univ. Tech.) ED2019-14 CPM2019-5 SDM2019-12 |
Ge epitaxial layers on Si-on-insulator (SOI) wafer have been widely used for photodetectors operating in the C band (1.5... [more] | ED2019-14 CPM2019-5 SDM2019-12 pp.21-24 |
| EMT, EST, LQE, MWP, OPE, PEM, PN, IEE-EMT [detail] | 2018-01-25 10:50 |
Hyogo | Millimeter-Wave Band Beamforming of Array-Antenna Integrated with Photodiode by Radio-over-Fiber Technique Using Variable Optical Delay Line Tatsuya Nagayama, Shigeyuki Akiba, Takashi Tomura, Jiro Hirokawa (Tokyo Tech.) PN2017-71 EMT2017-108 OPE2017-149 LQE2017-131 EST2017-107 MWP2017-84 |
For the simplification of the mobile base stations architecture, we have presented remote beamforming of array antenna i... [more] | PN2017-71 EMT2017-108 OPE2017-149 LQE2017-131 EST2017-107 MWP2017-84 pp.197-202 |
|
| EMT, EST, LQE, MWP, OPE, PEM, PN, IEE-EMT [detail] | 2018-01-25 14:10 |
Hyogo | [Invited Talk]
53.3 Tb/s Coherent SDM Add/Drop/Through Optical Node with Time-division Spatial Super-channels and Variable-granularity Joint Switching System for Future Data Center Networks Jose Manuel Delgado Mendinueta, Satoshi Shinada, Yusuke Hirota, Ruben Soares Luis, Hideaki Furukawa, Hiroaki Harai, Naoya Wada (NICT) PN2017-75 EMT2017-112 OPE2017-153 LQE2017-135 EST2017-111 MWP2017-88 |
A 2x2 7-core optical switching node is experimentally demonstrated with a record switching capacity of 53.3 Tb/s. This s... [more] | PN2017-75 EMT2017-112 OPE2017-153 LQE2017-135 EST2017-111 MWP2017-88 pp.221-225 |
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