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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| WIT, IPSJ-AAC | 2024-03-19 15:10 |
Ibaraki | Tsukuba University of Technology (Primary: On-site, Secondary: Online) |
Anomaly Detection Method of Elderly using Human Body Surface Temperature Tasuku Hanato, Shin Morishima, Akira Urashima (TPU), Hiroshi Minematsu, Takashi Yamamoto (Shikino High-Tech Co., Ltd.), Tomoji Toriyama (TPU)  WIT2023-55 |
Detecting Anomalies in bedridden elderly humans is an important issue. However, it is difficult for caregivers to consta... [more] | WIT2023-55 pp.69-74 |
| QIT (2nd) |
2023-12-17 17:30 |
Okinawa | OIST (Primary: On-site, Secondary: Online) |
Polarization-insensitive quantum frequency conversion module based on Mach-Zehnder interferometer Shinichi Takenaka, Shoichi Murakami, Toshiki Kobayashi, Takashi Yamamoto, Rikizo Ikuta (Osaka Univ.) |
Quantum frequency conversion~(QFC), which converts the optical frequency of a photon without destroying quantum informat... [more] | |
| QIT (2nd) |
2023-12-17 17:30 |
Okinawa | OIST (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Toward quantum frequency conversion resonant only to the desired converted frequency Shoichi Murakami, Toshiki Kobayashi (Osaka Univ./QIQB, Osaka Univ.), Fumihiro China (NICT), Shigehito Miki (NICT/Kobe Univ.), Hirotaka Terai (NICT), Takashi Yamamoto, Rikizo (Osaka Univ./QIQB, Osaka Univ.) |
[more] | |
| QIT (2nd) |
2023-12-17 17:30 |
Okinawa | OIST (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Polarization-entangled photon pair generation with a tandem type-II QPM PPLN waveguide Daiki Hara (Osaka Univ.), Shoichi Murakami (Osaka Univ./QIQB, Osaka Univ.), Shunsuke Hiraoka (Osaka Univ.), Toshiki Kobayashi (Osaka Univ./QIQB, Osaka Univ.), Fumihiro China (NICT), Shigehito Miki (NICT/Kobe Univ.), Hirotaka Terai (NICT), Tsuyoshi Kodama (NICT/HAMAMATSU PHOTONICS), Tsuneaki Sawaya, Akihiko Ohtomo, Hideki Shimoi (HAMAMATSU PHOTONICS), Rikizo Ikuta, Takashi Yamamoto (Osaka Univ./QIQB, Osaka Univ.) |
In the field of quantum information communication, the sharing of entanglement between distant parties plays a crucial r... [more] | |
| QIT (2nd) |
2023-12-17 17:30 |
Okinawa | OIST (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Experiment of single photon transmission over intercity optical fiber Toshiki Kobayashi, Rikizo Ikuta, Takashi Yamamoto (Osaka Univ.) |
In this work, we prepared heralded single photons using photon pairs generated by spontaneous parametric down-conversion... [more] | |
| QIT (2nd) |
2021-12-01 11:10 |
Online | Online | A fiber-coupled frequency converter based on a PPLN waveguide for quantum internet Shoichi Murakami, Rintaro Fujimoto, Toshiki Kobayashi, Rikizo Ikuta (Osaka Univ.), Asuka Inoue, Takeshi Umeki, Ryoichi Kasahara, Tetsuya Mukai (NTT), Shigehito Miki (NICT/Kobe Univ.), Shigeyuki Miyajima, Masahiro Yabuno, Fumihiro China, Hirotaka Terai (NICT), Nobuyuki Imoto, Takashi Yamamoto (Osaka Univ.) |
[more] | |
| QIT (2nd) |
2021-12-01 11:30 |
Online | Online | Analysis of Linear Optical Circuits Based on Stabilizer Formalism Tomohiro Yamazaki, Rikizo Ikuta, Takashi Yamamoto (Osaka Univ.) |
In this study, we introduce the bosonic stabilizer formalism for linear optical circuits by analogy with the stabilizer ... [more] | |
| QIT (2nd) |
2019-05-21 14:30 |
Fukuoka | Kyushu University, Chikushi Campus | Frequency-domain Mach-Zehnder interferometer Toshiki Kobayashi, Daisuke Yamazaki, Kenichiro Matsuki, Rikizo Ikuta (Osaka Univ.), Shigehito Miki (NICT), Taro Yamashita (Nagoya Univ.), Hirotaka Terai (NICT), Takashi Yamamoto (Osaka Univ.), Masato Koashi (Univ. of Tokyo), Nobuyuki Imoto (Osaka Univ.) |
We demonstrate a first-order interference between coherent light at 1580~nm and 795~nm by using a frequency-domain Mach-... [more] | |
| IN, NS (Joint) |
2019-03-05 09:00 |
Okinawa | Okinawa Convention Center | Multipoint high-speed transfer experiment using big data of fusion experiment device LHD Kenjiro Yamanaka (Sokendai/NII), Hideya Nakanishi (NIFS), Takahisa Ozeki, Shinsuke Tokunaga, Yasutomo Ishii (QST), Shunji Abe, Shigeo Urushidani (Sokendai/NII), Takashi Yamamoto, Masahiko Emoto (NIFS) NS2018-233 |
In the advanced science and technology field, we often make huge experiment / observation equipment with international c... [more] | NS2018-233 pp.237-242 |
| OFT | 2019-01-18 09:30 |
Kagoshima | Tanegashima space center, Nishinoomote Civic Hall | Study of Power efficient multi-core EDFA with alternating arranged C-L- band amplification cores Masaki Wada, Taiji Sakamoto, Shinichi Aozasa, Takashi Yamamoto, Kazuhide Nakajima (NTT) OFT2018-69 |
In this paper, we proposed the novel C and L band three-mode erbium doped fiber amplifier that realizes high excitation ... [more] | OFT2018-69 pp.39-44 |
| QIT (2nd) |
2018-06-04 09:40 |
Hiroshima | ICCH Ran | Demonstration of superconducting coincidence photon counter with short timing jitter Shigehito Miki, Shigeyuki Miyajima, Masahiro Yabuno (NICT), Taro Yamashita (Nagoya Univ.), Takashi Yamamoto, Nobuyuki Imoto, Rikizo Ikuta (Osaka Univ.), Hirotaka Terai (NICT) |
[more] | |
| QIT (2nd) |
2018-06-05 09:40 |
Hiroshima | ICCH Ran | Polarization insensitive frequency conversion for an atom-photon entanglement distribution via a telecom network Rikizo Ikuta, Toshiki Kobayashi, Tetsuo Kawakami (Osaka Univ.), Shigehito Miki, Masahiro Yabuno, Taro Yamashita, Hirotaka Terai (NICT), Masato Koashi (Univ. of Tokyo), Tetsuya Mukai (NTT), Takashi Yamamoto, Nobuyuki Imoto (Osaka Univ.) |
[more] | |
| NS, IN (Joint) |
2018-03-01 10:50 |
Miyazaki | Phoenix Seagaia Resort | Remote replication for LHD's large data
-- 4 Gbps data transfer of 145 TB data using MMCFTP and piplelined replication -- Kenjiro Yamanaka (SOKENDAI/NII), Hideya Nakanishi (NIFS), Takahisa Ozeki (QST), Shunji ABE, Shigeo Urushidani (SOKENDAI/NII), Takashi Yamamoto, Masahiko Emoto, Noriyoshi Nakajima (NIFS) NS2017-180 |
Large volumes of data shared internationally in advanced research projects are often composed of many small files. Trans... [more] | NS2017-180 pp.73-78 |
| OFT, OCS, LSJ (Joint) [detail] |
2017-08-31 16:20 |
Hokkaido | Hokkaido Univ. | Improvement of 2-LP Mode Transmission Characteristics by Mode Coupling Management Azusa Hasegawa-Urushibara, Takayoshi Mori, Taiji Sakamoto, Masaki Wada, Takashi Yamamoto, Kazuhide Nakajima (NTT) OCS2017-26 |
(Advance abstract in Japanese is available) [more] | OCS2017-26 pp.19-23 |
| OFT, OCS, LSJ (Joint) [detail] |
2017-09-01 13:40 |
Hokkaido | Hokkaido Univ. | A Study on Coupled Multi-core Fiber with High Core Density Taiji Sakamoto, Shinichi Aozasa, Takayoshi Mori, Masaki Wada, Takashi Yamamoto, Saki Nozoe, Yuto Sagae, Kyozo Tsujikawa, Kazuhide Nakajima (NTT) OCS2017-34 |
(Advance abstract in Japanese is available) [more] | OCS2017-34 pp.61-66 |
| QIT (2nd) |
2017-05-29 15:00 |
Kyoto | Ritesumeikan University, Suzaku Campus | [Poster Presentation]
Experimental demonstration of a wavelength conversion from 866 nm to 1530 nm light Koichiro Miyanishi (Osaka Univ.), Yoshiaki Tsujimoto (NICT), Rikizo Ikuta, Takashi Yamamoto (Osaka Univ.), Kazuhiro Hayasaka (NICT), Nobuyuki Imoto (Osaka Univ.) |
[more] | |
| OFT | 2017-05-26 10:55 |
Shimane | Shimane Univ. (Matsue campus) | Strongly-Coupled Five-mode Ring-Core Fiber for MDM Transmission Takayoshi Mori, Taiji Sakamoto, Masaki Wada, Azusa Urushibara, Takashi Yamamoto, Kazuhide Nakajima (NTT) OFT2017-21 |
In this paper, we propose strongly-coupled ring core fiber (RCF) which can propagate 5 spatial modes (LP01, LP11a, LP11b... [more] | OFT2017-21 pp.95-100 |
| OFT | 2017-05-26 11:20 |
Shimane | Shimane Univ. (Matsue campus) | 2-LP mode Coupled 6-core Erbium-doped Fiber Amplifier Masaki Wada, Taiji Sakamoto, Shinichi Aozasa, Takayoshi Mori, Takashi Yamamoto, Kazuhide Nakajima (NTT) OFT2017-22 |
We report the design, fabrication and evaluation of clad-pumped 2-LP mode 6-core moderately coupled amplifier. In this s... [more] | OFT2017-22 pp.101-105 |
| OCS, OFT, OPE (Joint) [detail] |
2017-02-16 15:30 |
Osaka | Osaka Prefecture University(I-site Nanba) | Influence of Mode Coupling on Signal Quality Variation in Mode-Division-Multiplexed Transmission Azusa Hasegawa-Urushibara, Takayoshi Mori, Taiji Sakamoto, Masaki Wada, Takashi Yamamoto, Kazuhide Nakajima (NTT) OCS2016-72 OPE2016-162 |
(Advance abstract in Japanese is available) [more] | OCS2016-72 OPE2016-162 pp.7-12(OCS), pp.15-20(OPE) |
| SCE | 2017-01-19 13:35 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Invited Talk]
Development of waveguide-coupled SSPD and on-chip two-photon interferometer toward monolithic quantum waveguide circuit Kentaro Waki (Osaka Univ./NICT), Taro Yamashita (NICT), Shin-ichiro Inoue (NICT/JST), Shigehito Miki, Hirotaka Terai (NICT), Rikizo Ikuta, Takashi Yamamoto, Nobuyuki Imoto (Osaka Univ.) SCE2016-43 |
In recent years, quantum communication, quantum cryptography, quantum computing, and so on, which use a single-photon as... [more] | SCE2016-43 pp.25-30 |
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