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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| UWT (2nd) |
2022-06-20 15:30 |
Online | Online (Online) | Development of Underwater LiDAR based on Visible Optical Devices Ken-Ichi Suzuki, Seigo Takahashi (Trimatiz) |
[more] | |
| WPT, UWT (Joint) |
2021-11-12 13:30 |
Online | Online (Online) | Estimation of fluctuation diameter affecting underwater propagating light Yoshihisa Takayama, Hiroki Yamashita (Tokai Univ.), Seigo Takahashi (Trimatiz) |
The validity of the approach to estimate the size of the fluctuation in water affecting to the propagation of light is e... [more] | |
| CS, OCS (Joint) |
2012-01-26 14:55 |
Mie | ISESHI-KANKOUBUNKAKAIKAN (Mie) | A field test of high-speed wavelength-division multiplexing quantum key distribution system Ken-ichiro Yoshino (NEC), Mikio Fujiwara (NICT), Akihiro Tanaka, Seigo Takahashi, Yoshihiro Nambu (NEC), Akihisa Tomita (Hokkaido Univ.), Shigehito Miki, Taro Yamashita, Zhen Wang, Masahide Sasaki (NICT), Akio Tajima (NEC)  OCS2011-111 |
A high-speed quantum key distribution system was developed with the wavelength-division multiplexing (WDM) technique and... [more] | OCS2011-111 pp.35-38 |
| CS | 2010-07-08 13:55 |
Kagoshima | Yoron Park Hotel, Kagoshima (Kagoshima, Okinawa) | [Invited Talk]
High-efficient and low-cost burst-mode transmission scheme using a redundant scrambler Akio Tajima, Toshihiko Okamura, Seigo Takahashi (NEC Corp.) CS2010-14 |
To realize high-capacity access network, 10Gbps-class next generation PON (NG-PON) technologies have been developed. As ... [more] | CS2010-14 pp.29-33 |
| CS | 2009-07-03 10:45 |
Nagasaki | Fukue Bunkakaikan (Nagasaki) | 10G-EPON Burst Optical Transmitter and Receiver
-- For Coexistence with G-EPON System -- Akio Tajima, Kazuhiro Shiba, Tatsuya Uchikata, Emiko Mizuki, Seigo Takahashi, Kikuo Makita (NEC) CS2009-30 |
To realize high-capacity access network, 10Gbps-class next generation PON (NG-PON) standardization has been discussed. T... [more] | CS2009-30 pp.103-107 |
| CS | 2008-11-07 09:00 |
Hokkaido | Hotel Tsturuga, Akan, Hokkaido (Hokkaido, Hokkaido) | A temperature compensated 10 Gbps burst-mode optical transmitter for 10G-EPON system Seigo Takahashi, Tatsuya Uchikata, Tomohiro Myouraku, Akio Tajima (NEC Corp.) CS2008-33 |
[more] | CS2008-33 pp.47-51 |
| PN, CS, OCS (Joint) |
2008-06-13 16:30 |
Hokkaido | Chitose Institute of Science and Technology (Hokkaido) | Fast Quantum Cryptography System using Single Photon Communication Akio Tajima, Akihiro Tanaka, Yosihiro Nambu, Wakako Maeda, Ken-ichiro Yoshino, Seigo Takahashi, Akihisa Tomita (NEC) OCS2008-19 |
Quantum key distribution (QKD) systems based on single photon transmission can generate unconditionally secure common ke... [more] | OCS2008-19 pp.51-56 |
| OCS, PN, CS (Joint) |
2007-06-14 14:45 |
Hokkaido | Chitose Inst. of Science and Technology (Hokkaido) | A randomness test on a quantum crypto-key Akihiro Tanaka, Wakako Maeda, Seigo Takahashi, Akio Tajima (NEC) OCS2007-13 |
We have established key techniques to ensure the randomness of crypto-key shared using Quantum Key Distribution. We have... [more] | OCS2007-13 pp.19-24 |
| NS, OCS (Joint) |
2007-01-25 13:25 |
Miyazaki | (Miyazaki) | Optical-switched Quantum Key Distribution Network Wakako Maeda, Akihiro Tanaka, Seigo Takahashi, Akio Tajima (NEC) OCS2006-75 |
[more] | OCS2006-75 pp.7-12 |
| OCS | 2006-04-21 16:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Tokyo) | Automatic Installation in QKD System Wakako Maeda, Akihiro Tanaka, Seigo Takahashi, Akio Tajima (NEC) OCS2006-8 |
(Advance abstract in Japanese is available) [more] | OCS2006-8 pp.33-36 |
| OFT, OCS (Joint) |
2005-08-26 11:45 |
Akita | Akita Univ. (Akita) | Temperature and transmission line independent technologies of optical circuits in Quantum Key Distribution Akihiro Tanaka, Akio Tajima, Wakako Maeda, Seigo Takahashi (NEC) |
Many problems to be resolved are still remaining toward the commercial viability of the quantum cryptosystem, which attr... [more] | OCS2005-41 pp.35-40 |
| LQE, OPE | 2005-06-24 16:40 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Tokyo) | A minimized Photon Receiver for a high-speed quantum cryptosystem Seigo Takahashi, Akihiro Tanaka, Wakako Maeda, Akio Tajima, Takeshi Takeuchi, Akihisa Tomita (NEC Corp.) |
A practical quantum cryptosystem which security is guaranteed by quantum physics is strongly required. A high-speed and ... [more] | OPE2005-26 LQE2005-25 pp.61-66 |
| PN, CS, OCS (Joint) |
2005-05-23 09:30 |
Okinawa | Hotel Moonbeach (Okinawa) (Okinawa) | A High-speed Quantum Cryptosystem Akio Tajima, Akihiro Tanaka, Wakako Maeda, Seigo Takahashi, Takeshi Takeuchi, Akihisa Tomita, Yoshihiro Nambu (NEC) |
Quantum cryptosystems, which security is guaranteed by quantum physics, are promising candidate for next generation impr... [more] | OCS2005-13 pp.7-12 |
| PN, CS, OCS (Joint) |
2005-05-23 09:55 |
Okinawa | Hotel Moonbeach (Okinawa) (Okinawa) | Synchronization Technique of Quantum Key Distribution System Wakako Maeda, Akio Tajima, Akihiro Tanaka, Seigo Takahashi (NEC Corp.) |
[more] | OCS2005-14 pp.13-18 |
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