Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
RCS, SR, SRW (Joint) |
2023-03-02 09:00 |
Tokyo |
Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
A Study on improvement of handover in Relay systems with UAV Kenichi Nishikawa, Shunsuke Fujio, Kazuyuki Ozaki (Fujitsu) RCS2022-269 |
High frequency such as millimeter waves and terahertz waves that can use broadband are used to do high data rate wireles... [more] |
RCS2022-269 pp.130-135 |
RCS, NS (Joint) |
2022-12-15 13:45 |
Aichi |
Nagoya Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
A Study on High-Capacity UL communication in Relay systems with UAV Kazuyuki Ozaki, Shunsuke Fujio, Kazuo Shirakawa, Kenichi Nishikawa (Fujitsu) NS2022-134 RCS2022-191 |
In a mobile radio communication system using high frequency bands such as millimeter wave band and quasi-terahertz band ... [more] |
NS2022-134 RCS2022-191 pp.34-39(NS), pp.37-42(RCS) |
OFT, ITE-BCT, OCS, IEE-CMN [detail] |
2020-11-13 15:20 |
Online |
Online |
Commercialization of Coded PSP-BOTDR capable of centimeter spatial resolution in single end style Kinzo Kishida, Kenichi Nishiguchi, Artur Guzik, Li Ttken (Neubrex), Tsuneo Horiguchi (SIT), Yahei Koyamada (Ibaraki Univ.) OFT2020-42 |
(Advance abstract in Japanese is available) [more] |
OFT2020-42 pp.27-32 |
RCS |
2020-04-23 11:10 |
Online |
Online |
A Study on Placement Design Method for High-Speed Train Communications with mmWave Shunsuke Fujio, Kenichi Nishikawa, Kazuyuki Ozaki (Fujitsu) RCS2020-3 |
In order to accommodate huge traffic on a train, millimeter-wave communication systems using a mobile relay has attracte... [more] |
RCS2020-3 pp.13-18 |
AP, RCS (Joint) |
2017-11-09 11:15 |
Fukuoka |
Fukuoka University |
[Invited Lecture]
4 beam multiplexing 10Gbps millimeter-wave communication with inter-subarray coding interleave beamforming Yoji Ohashi, Masahiko Shimizu, Toshihiro Shimura, Kazuyuki Ozaki, Shunsuke Fujio, Chikara Kojima, Shohei Ishikawa, Hikaru Ishikawa, Takenori Ohshima, Hiroshi Ashida, Kenichi Nishikawa (Fujitsu Labs) AP2017-121 RCS2017-229 |
Inter-subarray coding interleave beamforming has the performance same as full-digital beamforming and lower power consum... [more] |
AP2017-121 RCS2017-229 pp.71-76(AP), pp.141-146(RCS) |
ICM |
2017-03-10 16:40 |
Okinawa |
Miyakojima Marine Terminal Bldg. |
[Encouragement Talk]
Application of a user interface augmentation method to Web-based OSS Kenichi Nishikawa, Takeshi Masuda, Hiroyuki Adachi, Akira Inoue (NTT) ICM2016-67 |
We have been studying a method for attaching additional functionalities onto Web-based Operation Support System (OSS) wi... [more] |
ICM2016-67 pp.81-85 |
RCS, SR, SRW (Joint) |
2017-03-03 15:35 |
Tokyo |
Tokyo Institute of Technology |
[Invited Lecture]
Millimeter-wave beam multiplexing experiments of the interleaved beamforming with inter-subarray coding by phase drift compensation circuits between multiple oscillators Takenori Ohshima, Atsushi Honda, Toshihiro Shimura, Shouhei Ishikawa, Hiroshi Ashida, Kazuyuki Ozaki, Shunsuke Fujio, Kenichi Nishikawa, Chikara Kojima, Zhengyi Li, Masahiko Shimizu, Yoji Ohashi (Fujitsu Labs) SRW2016-102 |
We achieve a millimeter-wave beam multiplexing system with inter-subarray coding, which has low power consumption and is... [more] |
SRW2016-102 pp.189-194 |
IT, SIP, RCS |
2017-01-19 10:00 |
Osaka |
Osaka City Univ. |
Fast Beam Search Method using Multi-beam for Millimeter-wave Beam Multiplexing Kenichi Nishikawa, Kazuyuki Ozaki, Shimizu Masahiko, Makoto Yoshida (Fujitsu Labs.) IT2016-46 SIP2016-84 RCS2016-236 |
Fast beam search method using multi beams that doesn't depend on the number of target is proposed for millimeter-wave be... [more] |
IT2016-46 SIP2016-84 RCS2016-236 pp.1-5 |
ICM |
2016-07-08 09:15 |
Hokkaido |
|
A Study of Applying Distributed Processing to Annotation Technology Kimio Tsuchikawa, Takeshi Masuda, Kenichi Nishikawa, Hiroyuki Adachi, Akira Inoue, Tsutomu Maruyama (NTT) ICM2016-18 |
[more] |
ICM2016-18 pp.57-62 |
ICM |
2016-07-08 09:35 |
Hokkaido |
|
A Method for Attaching Additional Functionalities onto Web-based OSS User Interfaces Kenichi Nishikawa, Takeshi Masuda, Hiroyuki Adachi, Kimio Tsuchikawa, Akira Inoue, Tsutomu Maruyama (NTT) ICM2016-19 |
We introduce a method for attaching additional functionalities onto Web-based Operation Support System (OSS) user interf... [more] |
ICM2016-19 pp.63-68 |
LQE |
2015-12-18 14:45 |
Tokyo |
|
[Invited Talk]
Realization and Applications of Mass-Productive Quantum Dot Lasers Kenichi Nishi (Univ.Tokyo), Keizo Takemasa, Mitsuru Sugawara (QDLaser), Yasuhiko Arakawa (Univ.Tokyo) LQE2015-130 |
The improvements in self-assembled InAs quantum dots (QDs) have been intensively promoted in order to achieve QD lasers ... [more] |
LQE2015-130 pp.31-35 |
EE |
2012-10-12 13:30 |
Tokyo |
|
Characteristic of Switching Power Supply using New Low Standby PWM-IC Kenichi Nishijima, Jun Yabuzaki, Hiroki Yamane, Takato Sugawara, Yoshinori Kobayashi, Toshimitsu Morimoto, Hironobu Shiroyama, Masatoshi Sugimoto, Makoto Owa (FE) EE2012-18 |
This paper describes the characteristics of switching power supply using new low standby PWM-IC. The new PWM-IC has a fu... [more] |
EE2012-18 pp.15-19 |
ICM |
2012-03-16 18:00 |
Okinawa |
Dan-jo Kyoudou Sankaku Center |
Sequential Pattern Mining from Operation Screen Logs Kenichi Nishikawa, Takeshi Masuda (NTT), Lu Jin (Fudan Univ.), Ikuya Takahashi (NTT) ICM2011-75 |
It is effective for continuous business performance improvement to collect operation logs at appropriate granularity and... [more] |
ICM2011-75 pp.161-165 |
LQE |
2011-12-16 11:20 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
High-Temperature (220℃) CW Operation of 1300-nm-range Quantum Dot Laser Takeo Kageyama (QD Laser), Kenichi Nishi (QD Laser/Univ. of Tokyo), Masaomi Yamaguchi (Fujitsu Lab.), Reio Mochida (QD Laser/Univ. of Tokyo), Yasunari Maeda, Keizo Takemasa (QD Laser), Yu Tanaka (Fujitsu Lab.), Tsuyoshi Yamamoto (QD Laser/Fujitsu Lab./Univ. of Tokyo), Mitsuru Sugawara (QD Laser/Univ. of Tokyo), Yasuhiko Arakawa (Univ. of Tokyo) LQE2011-126 |
High temperature lasing operation of semiconductor lasers is important to realize sensing and data transmission at harsh... [more] |
LQE2011-126 pp.17-20 |
CPM, OPE, LQE, EMD |
2011-08-26 13:30 |
Hokkaido |
Hokkaido Univ. |
Research and Development of 1.27-μm High-Density Quantum-Dot DFB Lasers Kan Takada (The Univ. of Tokyo), Yu Tanaka (Fujitsu Lab./QDL), Takeshi Matsumoto (Fujitsu Lab.), Hayato Kondo, Reio Mochida, Yasunari Maeda, Masaomi Yamaguchi, Takeo Kageyama, Keizo Takemasa, Kenichi Nishi (QDL), Yoshiaki Nakata, Tsuyoshi Yamamoto (Fujitsu Lab./QDL), Mitsuru Sugawara (QDL), Yasuhiko Arakawa (The Univ. of Tokyo) EMD2011-53 CPM2011-97 OPE2011-88 LQE2011-51 |
1.27-μm high-density quantum-dot (QD) DFB lasers for access network applications such as 10G-EPON are presented. Fabrica... [more] |
EMD2011-53 CPM2011-97 OPE2011-88 LQE2011-51 pp.109-112 |
ICM |
2011-03-11 13:45 |
Okinawa |
Miyakojima Marine Terminal |
A Study for Improving State Recognition Accuracy Using Screen Images Kenichi Nishikawa, Takeshi Masuda, Yousuke Ohno, Yukio Akiyama (NTT) ICM2010-65 |
Advanced operation support using Operation Support Systems (OSSs) requires appropriate state recognition. State recognit... [more] |
ICM2010-65 pp.63-68 |
EMD, OPE, LQE, CPM |
2010-08-27 17:20 |
Hokkaido |
Chitose Arcadia Plaza |
Improved performances of 1.3-um InAs/GaAs high-density quantum dot lasers Yu Tanaka (Fujitsu labs./Fujitsu/QD laser/PETRA), Kan Takada, Mitsuru Ishida (NanoQuine, Tokyo univ.), Takeshi Matsumoto, Hai-Zhi Song, Mitsuru Ekawa (Fujitsu Labs), Yoshiaki Nakata (Fujitsu Labs/QD laser), Tsuyoshi Yamamoto (Fujitsu labs/Fujitsu/PETRA), Masaomi Yamaguchi, Kenichi Nishi, Mitsuru Sugawara (QD laser), Yasuhiko Arakawa (IIS, Tokyo univ.) EMD2010-60 CPM2010-76 OPE2010-85 LQE2010-58 |
[more] |
EMD2010-60 CPM2010-76 OPE2010-85 LQE2010-58 pp.157-162 |
ICM |
2010-03-12 10:10 |
Kagoshima |
|
A Flexible State Recognition Method toward Advanced Operation Support Kenichi Nishikawa, Takeshi Masuda, Tetsuya Yamamura (NTT Corp.) ICM2009-66 |
Comprehending a current state of Operation Support System (OSS) is an important point to realize sophisticated business ... [more] |
ICM2009-66 pp.123-128 |
LQE, OPE |
2009-06-19 17:10 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
1.3 um InAs/GaAs quantum dot lasers
-- Toward single mode lasing and high speed modulatoin -- Yu Tanaka (Fujitsu Labs/Fujitsu Ltd/QDL/OITDA), Kan Takada, Mitsuru Ishida (Univ. of Tokyo.), Yasunari Maeda (QD laser inc.), Takeshi Matsumoto, Mitsuru Ekawa, Hai-Zhi Song (Futjitsu Labs.), Masaomi Yamaguchi (QD laser inc.), Yoshiaki Nakata (Fujitsu Labs/QDL.), Kenichi Nishi (QD laser inc.), Tsuyoshi Yamamoto (Fujitsu Labs/Fujitsu Ltd/OITDA), Mitsuru Sugawara (Fujitsu Labs/Fujitsu Ltd/QDL/OITDA), Yasuhiko Arakawa (Univ. of Tokyo.) OPE2009-29 LQE2009-32 |
[more] |
OPE2009-29 LQE2009-32 pp.67-72 |
ICM |
2009-03-13 15:20 |
Kagoshima |
|
A Study of Scenario Editing Method for Client Autonomous Manipulation Agent Kenichi Nishikawa, Fumihiro Yokose, Haruhisa Nozue, Nagatoshi Nawa, Takeshi Masuda, Tetsuya Yamamura (NTT Corp.) ICM2008-84 |
We have been studying a system which automates routine work to improve efficiency of doing tasks with OSS. If users cou... [more] |
ICM2008-84 pp.149-154 |