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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| PN | 2023-08-29 13:00 |
Hokkaido | (Primary: On-site, Secondary: Online) |
[Invited Talk]
Development of wireless-optical fusion communication systems for ultra-broadband beyond-5G wireless network Hiroshi Murata, Yui Otagaki (Mie Univ.), Ken-ichi Kashima, Ryotaro Manabe (Hitachi Kokusai Electric), Atsunobu Ota (Kyoto Semiconductor), Takehiro Tsuritani, Kosuke Nishimura, Hidenori Takahashi, Hotaka Hayashi (KDDI Research), Yukihiko Suga, Bekkali Abdelmoula, Michikazu Hattori, Yuichiro Hara (Toyo Electric)  PN2023-20 |
In the next generation (Beyond-5G/6G) wireless mobile communication systems, advanced performances for high-speed data t... [more] | PN2023-20 pp.19-22 |
| SANE | 2022-05-24 15:00 |
Kanagawa | Information Technology R & D Center, MITSUBISHI Electric Corp. (Primary: On-site, Secondary: Online) |
Applications of Optical Communication Technologies to Space/Defense Areas Yoshiaki Konishi, Junya Nishioka, Takatoshi Akamatsu, Keisuke Matsuda, Hayato Sano, Yukari Takada, Shota Koshikawa, Masashi Binkai, Yuta Binkai, Tsuyoshi Yoshiad, Naoki Suzuki (Mitsubishi Electric) SANE2022-10 |
High-capacity fiber-optic communication systems employ coherent detection assisted by digital signal processing, called ... [more] | SANE2022-10 pp.50-55 |
| MWP | 2021-11-26 16:10 |
Online | Online | [Invited Talk]
Field Demonstration of Eye-safe High Capacity FSO system with Multi-aperture Transmission and Digital Coherent Reception Keisuke Matsuda, Masashi Binkai, Shota Koshikawa, Tsuyoshi Yoshida, Hayato Sano, Yoshiaki Konishi, Naoki Suzuki (Mitsubishi Electric Corp.) MWP2021-34 |
We demonstrated a 9-aperture transmit and single aperture receive FSO system transmitting 35 wavelength division multipl... [more] | MWP2021-34 pp.22-26 |
| RCS, SAT (Joint) |
2021-08-27 10:55 |
Online | Online | [Encouragement Talk]
Study on key-distillation system with adaptive polar codes in free-space quantum key distribution Yuma Yamashita (NITech), Hiroyuki Endo (NICT), Shingo Fujita, Eiji Okamoto (NITech), Hideki Takenaka, Morio Toyoshima (NICT) SAT2021-35 |
Quantum key distribution (QKD) is a cryptographic method that has been proven as secure against any physically allowable... [more] | SAT2021-35 pp.37-42 |
| OPE, MW, IEE-EMT, MWP, EST, EMT, THz [detail] | 2021-07-15 14:55 |
Online | Online | FSO-MIMO Transmission of RoF signal using 2 micro-meter wavelength Tomoki Nishikawa, Takuya Sakaguchi, Kazuo Kumamoto, Hong Zhou (Osaka Inst. Tech.) EMT2021-14 MW2021-19 OPE2021-8 EST2021-15 MWP2021-16 |
Free-space optical communication (FSO) is a wireless communication technology capable of high-speed communication of sev... [more] | EMT2021-14 MW2021-19 OPE2021-8 EST2021-15 MWP2021-16 pp.40-45 |
| CS, CQ (Joint) |
2021-05-13 13:40 |
Online | On-line | [Invited Talk]
Free-space optical communications for beyond 5G Michikazu Hattori, Hideo Fujita, Bekkali Abdelmoula (toyo-elec) CS2021-2 CQ2021-8 |
The mobile communications traffic volume has increased dramatically due to changes in lifestyles with Internet, and it i... [more] | CS2021-2 CQ2021-8 pp.4-8(CS), pp.38-42(CQ) |
| SAT, RCS (Joint) |
2020-08-20 10:15 |
Online | Online | Performance improvements of polar-code transmission using channel estimation and equalization in terrestrial free-space optical experiments Shingo Fujita, Eiji Okamoto (NITech), Hideki Takenaka, Hiroo Kunimori, Hiroyuki Endo, Mikio Fujiwara, Mitsuo Kitamura (NICT), Ryosuke Shimizu (UEC), Masahide Sasaki, Morio Toyoshima (NICT) SAT2020-13 |
In satellite laser communications, fluctuations of received optical power induced by atmospheric scintillation cause tra... [more] | SAT2020-13 pp.19-24 |
| AP, SANE, SAT (Joint) |
2020-07-15 15:05 |
Online | Online | Numerical investigation on the application of polar codes to free-space quantum key distribution Yuma Yamashita (NITech), Hiroyuki Endo (NICT), Shingo Fujita, Eiji Okamoto (NITech), Hideki Takenaka, Morio Toyoshima (NICT) SAT2020-5 |
Quantum key distribution (QKD) is a technology to securely share keys against any attack physically permitted, with the ... [more] | SAT2020-5 pp.13-18 |
| OCS, LQE, OPE | 2019-10-17 09:35 |
Kagoshima | Efficient Optical Alignment Technique for Multi-Lane TOSAs with Integrated Multiplexing with Free Space Optics Tadashi Murao, Keita Mochizuki, Kazutaka Ikeda, Mizuki Shirao, Kiyotomo Hasegawa, Hiroshi Aruga (Mitsubishi Electric) OCS2019-27 OPE2019-65 LQE2019-43 |
An efficient and low-cost optical alignment technique is for the first time established for compact multi-lane transmitt... [more] | OCS2019-27 OPE2019-65 LQE2019-43 pp.1-6 |
|
| RCS, SAT (Joint) |
2019-08-23 11:25 |
Aichi | Nagoya University | [Encouragement Talk]
A Study on Multi-rate Polar Coding Scheme in Free Space Optics Keita Ito, Okamoto Eiji (NiTech), Takenaka Hideki, Kunimori Hiroo, Toyoshima Morio (NICT) SAT2019-36 |
Polar codes asymptotically achieves theoretical channel capacity when code length is quite long, and have been adopted a... [more] | SAT2019-36 pp.105-110 |
| WBS, SAT (Joint) |
2019-05-15 15:15 |
Aichi | MEIJO University (Tempaku campus) | Experiment and performance analysis of polar code transmission in terrestrial free space optics Shingo Fujita, Keita Ito, Eiji Okamoto (NIT), Hideki Takenaka, Hiroo Kunimori, Hiroyuki Endo, Mikio Fujiwara, Mitsuo Kitamura, Masahide Sasaki, Morio Toyoshima (NICT) SAT2019-1 |
In recent years, the demand on high speed communication is more rising. Satellite laser communication is one of the infr... [more] | SAT2019-1 pp.1-6 |
| SANE, SAT (Joint) |
2019-02-14 12:30 |
Kagoshima | Tanegashima Island | Impact of Weather Condition on RF/FSO Hybrid Routing for Satellite Constellation Systems Yuki Kanaya, Masaki Bandai (Sophia Univ.) SAT2018-78 |
This paper proposes radio frequency and free-space optics (RF/FSO) hybrid routing for satellite constellations. In the p... [more] | SAT2018-78 pp.119-122 |
| SAT, RCS (Joint) |
2018-08-10 17:10 |
Iwate | Iwate University | A Study on Polar Adaptive Coding Scheme in Free Space Optics Keita Ito, Okamoto Eiji (NITech), Hideki Takenaka, Hiroo Kunimori, Toyoshima Morio (NICT) SAT2018-47 |
It is strictly proved that Polar code asymptotically reaches channel capacity with long code length. It is decided that ... [more] | SAT2018-47 pp.103-108 |
| AP, SAT, SANE (Joint) |
2017-07-28 08:50 |
Aichi | Nagoya Institute of Technology | Study on Frozen Bit Determination Scheme for Polar Codes in Free Space Optical Communications Keita Ito, Eiji Okamoto (NITech), Hideki Takenaka, Hiroo Kunimori, Morio Toyoshima (NICT) SAT2017-13 |
In recent years, satellite laser communication is attracting much attention as an important infrastructure, because of i... [more] | SAT2017-13 pp.35-40 |
| PN | 2017-03-07 15:25 |
Okinawa | Ohama Nobumoto Memorial Hall (Okinawa) | Multi-channel OSNR monitor integrated with wavelength selective switch using spatial and planar optical circuit Mitsumasa Nakajima (NTT), Kenya Suzuki (NTT DIC), Naru Nemoto (NTT), Keita Yamaguchi (NTT DIC), Joji Yamaguchi, Takashi Goh, Toshikazu Hashimoto (NTT) PN2016-107 |
A spatial planar optical circuit (SPOC) is an attractive optical platform that integrates free space optics with optical... [more] | PN2016-107 pp.135-141 |
| SAT, RCS (Joint) |
2016-08-18 13:40 |
Miyagi | Tohoku Gakuin University | [Invited Lecture]
A study on application of Reed-Solomon-Spinal concatenation code for free-space optics Naoya Saiki, Eiji Okamoto (NITech), Hideki Takenaka, Hiroo Kunimori, Kolev Dimitar, Hiroyuki Endo, Yusuke Kobayashi, Morio Tyoshima, Mikio Hujiwara, Masahide Sasaki (NICT), Takao Aoki (Waseda Univ.), Koichi Gyoda (SIT) SAT2016-40 RCS2016-133 |
Recently, satellite laser communication is attracting attention as an important infrastructure to achieve increasing dem... [more] | SAT2016-40 RCS2016-133 pp.43-48(SAT), pp.25-30(RCS) |
| ED | 2015-12-22 15:10 |
Miyagi | RIEC, Tohoku Univ | Study on Misalignment of Axis in Terahertz Communications
-- Comparison with Free-Space Optics -- Yuki Inubushi, Kazuki Oogimoto (Osaka Univ.), Shigeru Kuwano, Jun Terada (NTT), Tadao Nagatsuma (Osaka Univ.) ED2015-111 |
Recently, terahertz wireless communication and free-space optics (FSO) have attracted lots of attention by a means of re... [more] | ED2015-111 pp.117-122 |
| SANE | 2015-06-18 14:00 |
Ibaraki | Tsukuba Space Center, JAXA | Studies for introduction of digital coherent optical transmission technologies in the inter-satellite or satellite-airplane commnication systems Toshiharu Ito, Manabu Arikawa, Arihide Noda, Norifumi Kamiya, Yoichi Hashimoto (NEC), Tomohiro Araki (JAXA) SANE2015-16 |
We have investigated the introduction of digital coherent optical transmission technologies for increasing the bandwidth... [more] | SANE2015-16 pp.1-6 |
| IPSJ-SLDM, CPSY, RECONF, VLD [detail] | 2014-01-28 15:50 |
Kanagawa | Hiyoshi Campus, Keio University | A Case for Low-Power Networks using FSO and On/Off Links Tomoya Ozaki (Keio Univ.), Michihiro Koibuchi (NII), Hideharu Amano, Hiroki Matsutani (Keio Univ.) VLD2013-114 CPSY2013-85 RECONF2013-68 |
Power consumption of interconnection networks incrases as the scale of supercomputers and high-end datacenters increases... [more] | VLD2013-114 CPSY2013-85 RECONF2013-68 pp.73-78 |
| PN | 2013-08-08 16:30 |
Hokkaido | Hokkaido University | [Invited Talk]
Proposal of the multicore fiber coupling method using the Free-form optics Koichi Takahashi (Olympus) PN2013-14 |
Fiber optical communication is the technical field which is very severe for optical loss and efficiency. Therefore the c... [more] | PN2013-14 pp.35-40 |
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