Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
NS, IN, CS, NV (Joint) |
2022-09-01 11:15 |
Iwate |
MALIOS (Iwate Prefecture) + Online Meeting (Primary: On-site, Secondary: Online) |
Deployment of Circular Evolutionary Testbed toward Beyond 5G Mobile Network Hiroaki Harai, Kazuhiko Nakamura, Kenjiro Terada (NICT), Riichiro Nagareda, Takuya Kato (KDDI Research, Inc./NICT), Hidehisa Nagano, Fumihide Kojima (NICT) NS2022-63 |
We installed Beyond 5G Mobile Testbed where advanced applications and networks for beyond 5G can be developed, verified ... [more] |
NS2022-63 pp.17-22 |
UWT (2nd) |
2022-03-01 14:30 |
Online |
Online |
A Study of Underwater Optical Wireless Communications Using THP Kazuhiko Nakamura, Masanori Hanawa (Univ. of Yamanashi) |
In this article, the effect of Tomlinson-Harashima Precoding (THP) as a pre-equalizer for bandwidth compensation and int... [more] |
|
NS, OCS, PN (Joint) |
2015-06-19 15:40 |
Fukui |
Fukui-shi-chiiki-kouryu |
10m transmission of 405 nm, 1.45 Gbit/s optical IM/DD-OFDM signals through underwater wireless channel with a water flow and bubbles Kazuhiko Nakamura, Izumi Mizukoshi, Masanori Hanawa (Univ. of Yamanashi) OCS2015-24 |
We experimentally demonstrate wireless transmission of optical intensity modulation/direct detection-orthogonal frequenc... [more] |
OCS2015-24 pp.69-74 |
PN |
2014-03-03 13:45 |
Kagawa |
Tokushima Bunri University |
2.42Gbps Optical OFDM transmission experiment using Time-domain Equalization over 3168m MMF Shuzo Matsushita, Izumi Mizukoshi, Kazuhiko Nakamura, Masanori Hanawa (Univ. Yamanashi) PN2013-95 |
Multi mode fiber's (MMFs) has been estimated that approximately 19.5 million kilometers of it have been installed in-cam... [more] |
PN2013-95 pp.29-34 |
IA |
2013-11-01 14:25 |
Hiroshima |
GRAND PRINCE HOTEL HIROSHIMA |
The proposal of the dynamic path control method according to the amount of traffic using OpenFlow Kazuhiko Nakamura, Yu-ichi Hayashi (Tohoku Univ.), Shuji Ishii, Tadao Tamukai, Eiji Kawai, Shinji Shimojo (NICT), Hideaki Sone (Tohoku Univ.) IA2013-54 |
On the Internet, data transfer of the best effort type is performed and the static course is given regardless of traffic... [more] |
IA2013-54 pp.19-23 |
OCS |
2013-07-25 14:45 |
Tokyo |
Sumida-Sangyo-Kaikan |
Effectiveness of Time domain Equalization of optical OFDM signal transmission over MMF Shuzo Matsushita, Kazuhiko Nakamura, Masanori Hanawa (Univ. of Yamanashi) OCS2013-22 |
In this report, we have evaluated the effectiveness of time domain equalization (TEQ) instead of a frequency domain equa... [more] |
OCS2013-22 pp.19-22 |
AP, RCS (Joint) |
2011-11-17 09:10 |
Aichi |
Nagoya Congress Center |
On Blind Post-FFT Beamforming for Inter-Block Interference Suppression in OFDM Systems Daisuke Haseno (Ibraki Univ.), Kazuhiko Nakamura (Yamanashi Univ.), Teruyuki Miyajima (Ibaraki Univ.) AP2011-102 |
In orthogonal frequency division multiplex (OFDM) systems that are suitable for high-speed wireless transmissions, perfo... [more] |
AP2011-102 pp.73-78 |
IA |
2008-09-26 13:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
[Special Talk]
Network Operation on JGN2plus
-- Stability and Challenges on tesbed network from operational side -- Seiichi Yamamoto (Univ of Tokyo/NICT), Kazuhiko Nakamura (NICT), Takashi Miyake (Kurashiki University of Science and The Arts), Yoshihiko Kanaumi (Univ of Tokyo/NEC/NICT), Katsuyuki Hasebe (NTT Communications/NICT), Yoshiyuki Ohta (NICT), Jin Tanaka (KDDI/NICT), Yukiji Mikamo (Obis/NICT), Hiroaki Hazeyama (Nara Institute of Science and Technology/NICT), Kazumasa Kobayashi (Kurashiki University of Science and The Arts), Shinji Shimojo (NICT) IA2008-35 |
Japan Gigabit Network(JGN) is High Speed Advanced Testbed Network for Research and Development(R\&D), which is operated ... [more] |
IA2008-35 pp.33-38 |
OCS |
2008-07-17 10:20 |
Yamanashi |
|
Code switching on FBG-based optical correlator using thermoelectric device and microcomputer Kenta Hosoya, Masanori Hanawa, Nguyen Van Minh, Kazuhiko Nakamura (Univ. of Yamanashi) OCS2008-20 |
FBG based optical correlators are low polarization dependent, low loss and highly stable; therefore, those are preferabl... [more] |
OCS2008-20 pp.1-6 |
OCS |
2008-07-17 10:45 |
Yamanashi |
|
A basic study of OCDM loop back transmission for uplink connections in high speed asynchronous PON Nguyen Van Minh, Masanori Hanawa, Kenta Hosoya, Kazuhiko Nakamura (Univ. of Yamanashi), Koji Nonaka (Kochi Univ. of Tech.) OCS2008-21 |
[more] |
OCS2008-21 pp.7-12 |
ITE-BCT, IEE-CMN, OCS, OFT (Joint) [detail] |
2006-11-17 14:25 |
Tokyo |
|
A study on optical Single Side-Band signal generation using sampled FBG based optical Hilbert transformer Masanori Hanawa, Kazuhiko Nakamura (Univ. of Yamanashi), Katsumi Takano, Kiyoshi Nakagawa (Yamagata Univ.) OCS2006-70 |
In this report, a novel optical single side-band (SSB) signal generation method based on the optical Hilbert transformer... [more] |
OCS2006-70 pp.45-50 |
OCS |
2006-04-21 15:45 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
A study on optical label swapping using fiber Bragg grating based optical label equalizer Masanori Hanawa, Takafumi Ogai, Kazuhiko Nakamura (Univ. Yamanashi) OCS2006-7 |
In this report, a novel optical label swapping method based on the optical label equalizer implemented by a sampled fibe... [more] |
OCS2006-7 pp.27-32 |
LQE, PN, OPE, OFT, EMT |
2006-02-01 09:25 |
Hyogo |
Kobe Univ. |
Design, fabrication and evaluation of feasible SOI rib waveguides with medium mode size Zhigang Wu, Kazuhiko Nakamura, Soichiro Honda, Katsuyuki Utaka, Tomohiko Edura, Masahide Tokuda, Ken Tsutsui, Yasuo Wada (Waseda Univ.) |
SOI (silicon-on-insulator) wafers became popular platforms for photonic integration. Rib waveguides on the SOI wafers ha... [more] |
PN2005-71 OFT2005-58 OPE2005-119 LQE2005-134 pp.7-12 |
IA |
2006-01-20 10:30 |
Miyagi |
Sendai International Center |
The outline of LE2005a and high-quality video transmission by the high-speed network from Madrid Bunji Yamamoto (IIJ), Kazuhiko Nakamura (NICT), Masami Okyudo (wakayama-u) |
(Advance abstract in Japanese is available) [more] |
IA2005-21 pp.13-18 |
OFT |
2005-10-14 13:50 |
Tokyo |
|
A novel fabrication method of SSFBGs based on the structure identification using least mean square algorithm Kenji Osada, Masanori Hanawa, Koichi Toda, Kazuhiko Nakamura (Univ of Yamanashi) |
A reflection spectrum of a superstructure fiber Bragg gratings (FBGs) is
strongly dependent on the phase differences be... [more] |
OFT2005-29 pp.11-16 |
OCS |
2005-04-22 15:50 |
Tokyo |
kikai-Shinko-Kaikaen |
A simple clock signal extraction from high speed optical NRZ signals by Pi-phase shifted fiber Bragg gratings Masanori Hanawa, Toshiya Fujimoto, Kazuhiko Nakamura (Univ. of Yamanashi) |
A simple clock extraction method from high speed optical NRZ signals using a $\pi--$phase shifted fiber Bragg grating is... [more] |
OCS2005-9 pp.35-40 |
PN, OPE, OFT, LQE |
2005-01-28 15:45 |
Osaka |
Osaka University |
Tapered MMI-based integrated-optical combiners for coherent receivers Zhigang Wu, Kazuhiko Nakamura, Soichiro Honda, Katsuyuki Utaka (Waseda Univ.) |
We theoretically analyze the characteristics of tapered MMI-based coherent lightwave combiners and experimentally presen... [more] |
PN2004-108 OFT2004-114 OPE2004-215 LQE2004-162 pp.55-60 |