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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OCS, LQE, OPE | 2023-10-20 11:35 |
Kochi | (Primary: On-site, Secondary: Online) |
Mosaic-based optical passive devices with fine circular holes deployed on closest packing structure Takuya Mitarai (SEI/PETRA), Takeshi Fujisawa (Hokkaido Univ.), Yusuke Sawada, Takuya Okimoto, Hideki Yagi, Naoki Fujiwara (SEI/PETRA)  OCS2023-42 OPE2023-97 LQE2023-44 |
[more] | OCS2023-42 OPE2023-97 LQE2023-44 pp.78-81 |
| LQE, OPE, CPM, EMD, R | 2023-08-24 14:25 |
Miyagi | Tohoku university (Primary: On-site, Secondary: Online) |
[Invited Talk]
Development Progress of InP-based Butt-joint Waveguide Photodetectors Takuya Okimoto, Hideki Yagi (SEI), Yoshihiro Yoneda (SEDI) R2023-21 EMD2023-16 CPM2023-26 OPE2023-65 LQE2023-12 |
In order to satisfy the expansion of communication demands in data center networks and support the development of beyond... [more] | R2023-21 EMD2023-16 CPM2023-26 OPE2023-65 LQE2023-12 pp.30-33 |
| OPE, OCS, LQE | 2022-10-20 17:35 |
Ehime | (Primary: On-site, Secondary: Online) |
Ultrasmall mosaic-based mode multiplexer for C-, O-, and C+O-band operations Takeshi Fujisawa (Hokkaido Univ.), Takuya Mitarai, Takuya Okimoto, Naoyo Kono, Naoki Fujiwara (Sumitomo), Takanori Sato (Hokkaido Univ.), Hideki Yagi (Sumitomo), Kunimasa Saitoh (Hokkaido Univ.) OCS2022-26 OPE2022-72 LQE2022-35 |
[more] | OCS2022-26 OPE2022-72 LQE2022-35 pp.51-55 |
| R, LQE, OPE, CPM, EMD | 2020-08-28 13:55 |
Online | Online | [Invited Talk]
InP-based Waveguide Photodetectors for IMDD/Coherent Transmission Applications Yoshihiro Yoneda, Takuya Okimoto (SEI), Ken Ashizawa, Koji Ebihara, Satoru Okamoto, Kazuhiko Horino (SEDI), Hideki Yagi, Mitsuru Ekawa (SEI) R2020-13 EMD2020-12 CPM2020-5 OPE2020-25 LQE2020-5 |
Optical receivers for 400 Gb/s and beyond optical communication systems have been required modulation speeds higher than... [more] | R2020-13 EMD2020-12 CPM2020-5 OPE2020-25 LQE2020-5 pp.21-24 |
| WIT, IPSJ-AAC | 2019-03-08 15:20 |
Ibaraki | Tsukuba University of Technology | A Study on Navigation System for Visually Impairment Person based on Egocentric Vision using Deep Learning Takuya Okita, Hiroki Kojima (OIT), Sho Ooi (Ritsumeikan Univ.), Mutsuo Sano (OIT) WIT2018-69 |
There are 310 thousand the visually impaired person in Japan. They use usually a white cane or a guide dog while walking... [more] | WIT2018-69 pp.51-56 |
| LQE, OPE, SIPH | 2018-12-06 10:15 |
Tokyo | Keio University | [Encouragement Talk]
Wide bandwidth and high responsivity of InP-based waveguide photodiodes for over 400 Gbps coherent transmission systems Takuya Okimoto (SEDI), Hideki Yagi (SEI), Ryuji Masuyama, Kenji Sakurai, Yoshifumi Nishimoto, Kazuhiko Horino, Takayuki Watanabe (SEDI), Mitsuru Ekawa (SEI), Yoshihiro Yoneda (SEDI) OPE2018-97 LQE2018-107 SIPH2018-13 |
For high speed coherent transmission system over 400 Gbps, photodetectors for coherent receivers with both the wide band... [more] | OPE2018-97 LQE2018-107 SIPH2018-13 pp.1-5 |
| LQE | 2018-07-12 15:45 |
Hokkaido | [Invited Talk]
What will be a compelling technology for beyond-400 Gbps systems; Devices vs. Packaging
-- Progress of InP-based Coherent Receivers and Future Prospect of Photonic Integrated Circuits -- Hideki Yagi, Naoko Inoue (SEI), Takuya Okimoto (SEDI), Takehiko Kikuchi (SEI) LQE2018-27 |
Currently, digital coherent transmission using spectrally-efficient modulation formats has been widely applied to not on... [more] | LQE2018-27 pp.29-32 |
|
| R, EMD, CPM, LQE, OPE | 2017-09-01 15:00 |
Aomori | Wide Bandwidth and High Responsivity Operation of InP-based Photodetector Monolithically Integrated with 90° Hybrid to Realize Over 400 Gbps Coherent Transmission Systems Takuya Okimoto (SEDI), Hideki Yagi (SEI), Ryuji Masuyama, Kenji Sakurai, Yoshifumi Nishimoto, Kazuhiko Horino, Takayuki Watanabe (SEDI), Mitsuru Ekawa (SEI), Yoshihiro Yoneda (SEDI) R2017-40 EMD2017-34 CPM2017-55 OPE2017-64 LQE2017-37 |
In order to realize over 400 Gbps coherent transmission systems, wide bandwidth and high responsivity operation of integ... [more] | R2017-40 EMD2017-34 CPM2017-55 OPE2017-64 LQE2017-37 pp.73-76 |
|
| MBE, NC (Joint) |
2017-03-14 15:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Statistical Integrative Analysis of MicroRNA and Gene Takuya Oki, Yutaka Fukuoka (Kogakuin Univ.), Tomohiro Umezu, Junko Ohyashiki (Tokyo Med Univ.) MBE2016-101 |
A microRNA (miRNA), which is a non-cording RNA, regulates genes, and recently its role in cancer attracts attention. The... [more] | MBE2016-101 pp.91-94 |
| LQE, OPE, EMD, R, CPM | 2016-08-26 13:45 |
Hokkaido | Small Responsivity Imbalance of InP-Based Photodetector Monolithically Integrated with 90°Hybrid for Compact Coherent Receivers Hideki Yagi (SEI), Takuya Okimoto, Ryuji Masuyama, Kenji Sakurai, Yoshifumi Nishimoto (Sumitomo Electric Device Innovations), Takehiko Kikuchi (SEI), Kazuhiko Horino, Takayuki Watanabe (Sumitomo Electric Device Innovations), Mitsuru Ekawa, Masaru Takechi (SEI), Yoshihiro Yoneda (Sumitomo Electric Device Innovations) R2016-40 EMD2016-44 CPM2016-53 OPE2016-74 LQE2016-49 |
Since compact and low power dissipation coherent transceivers for metro-networks involve a miniaturization and low costs... [more] | R2016-40 EMD2016-44 CPM2016-53 OPE2016-74 LQE2016-49 pp.105-108 |
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| LQE | 2013-12-13 09:35 |
Tokyo | Design of Capsule-Shaped Cavity for Nanometallic Semiconductor Lasers Baifu Zhang, Takuya Okimoto, Takuo Tanemura, Yoshiaki Nakano (Univ. of Tokyo) LQE2013-125 |
We propose a novel subwavelength metallic InP/InGaAs laser with a capsule-shaped cavity. By introducing curved metallic ... [more] | LQE2013-125 pp.1-6 |
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