Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
HCS |
2024-03-03 10:30 |
Shizuoka |
Tokoha University(Shizuoka-Kusanagi Campus) |
[Invited Talk]
How to use ICT tools in school education and sports instruction Hiroyuki Doi (SPLYZA) |
[more] |
|
DC, SS |
2019-10-25 10:50 |
Kumamoto |
Kumamoto Univ. |
SS2019-23 DC2019-51 |
(To be available after the conference date) [more] |
SS2019-23 DC2019-51 pp.59-64 |
SS |
2019-03-05 09:00 |
Okinawa |
|
Masayuki Doi, Yoshiki Higo, Shinji Kusumoto (Osaka Univ.) SS2018-69 |
(To be available after the conference date) [more] |
SS2018-69 pp.103-108 |
NS, IN (Joint) |
2018-03-02 11:10 |
Miyazaki |
Phoenix Seagaia Resort |
Generalized Inverse Function Method for OD Traffic Matrix Estimation Yuki Doi (Waseda Univ.), Masato Tsuru (KIT), Masato Uchida (Waseda Univ.) NS2017-216 |
The origin-destination traffic matrix (ODTM) estimation is a technique for estimating the amount of global inter-network... [more] |
NS2017-216 pp.275-280 |
SS, MSS |
2018-01-18 11:05 |
Hiroshima |
|
Masayuki Doi, Yoshiki Higo, Ryo Arima, Kento Shimonaka, Shinji Kusumoto (Osaka Univ.) MSS2017-50 SS2017-37 |
(To be available after the conference date) [more] |
MSS2017-50 SS2017-37 pp.19-24 |
OPE, LQE, OCS |
2015-10-29 10:30 |
Oita |
Beppu International Convention Center |
100Gbit/s transmitter optical sub-assembly (TOSA) using optical butt-coupling between EADFB laser array and AWG multiplexer Takaharu Ohyama, Yoshiyuki Doi, Wataru Kobayashi, Shigeru Kanazawa, Kiyoto Takahata, Atsushi Kanda, Takeshi Kurosaki, Takuya Tanaka, Tetsuichiro Ohno, Hiroaki Sanjoh, Toshikazu Hashimoto (NTT) OCS2015-44 OPE2015-94 LQE2015-63 |
(Advance abstract in Japanese is available) [more] |
OCS2015-44 OPE2015-94 LQE2015-63 pp.17-22 |
OPE, LQE, OCS |
2015-10-30 09:00 |
Oita |
Beppu International Convention Center |
Reception of PAM4 data signal with a 4-ch Integrated Receiver Optical Sub-Assembly using High-Sensitivity Avalanche Photodiode Tetsuichiro Ohno, Yasuhiko Nakanishi, Yoshiyuki Doi, Hiroaki Sanjoh (NTT) OCS2015-55 OPE2015-105 LQE2015-74 |
(Advance abstract in Japanese is available) [more] |
OCS2015-55 OPE2015-105 LQE2015-74 pp.69-74 |
OCS, OPE, LQE |
2014-10-31 15:15 |
Nagasaki |
Nagasaki Museum of History and Culture |
[Invited Talk]
400-G Ethernet Configuration Utilizing 100-G Optical Sub-assemblies and Cyclic Arrayed Waveguide Gratings Yoshiyuki Doi, Takaharu Ohyama, Toshihide Yoshimatsu, Shunichi Soma, Manabu Oguma (NTT) OCS2014-80 OPE2014-124 LQE2014-98 |
We propose a simple configuration of 400-Gigabit Ethernet with 16-λ 25-Gb/s NRZ WDM by using 100GbE optical sub-assembli... [more] |
OCS2014-80 OPE2014-124 LQE2014-98 pp.199-204 |
EMD, LQE, OPE, CPM, R |
2014-08-22 14:45 |
Hokkaido |
Otaru Economy Center |
Compact High-Responsivity Receiver Optical Sub-Assembly for 100-Gb/s Ethernet by Using Arrayed Waveguide Gratings Yoshiyuki Doi, Manabu Oguma, Masayuki Itoh, Toshihide Yoshimatsu, Tetsuichiro Ohno, Toshikazu Hashimoto, Ikuo Ogawa, Eiji Yoshida (NTT) R2014-46 EMD2014-51 CPM2014-66 OPE2014-76 LQE2014-50 |
We developed a compact receiver optical sub-assembly (ROSA) for 100 Gigabit Ethernet (100GbE) for the reach of 10 km. By... [more] |
R2014-46 EMD2014-51 CPM2014-66 OPE2014-76 LQE2014-50 pp.115-120 |
OPE, OCS |
2014-05-16 15:25 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
[Invited Talk]
Report on OFC2014: Passive Optical Devices Yoshiyuki Doi (NTT) OCS2014-10 OPE2014-10 |
This paper reports trends in papers of optical passive module and devices presented at OFC 2014 held in San Francisco, U... [more] |
OCS2014-10 OPE2014-10 pp.45-48 |
AP |
2014-03-11 11:20 |
Fukushima |
Koriyama City Rodo Fukushi Kaikan |
Modified 2-D MUSIC Spectrum Based on Switched Axes Yuki Doi, Yuta Shikagawa, Koichi Ichige, Hiroyuki Arai (Yokohama Nat'l Univ.), Hiromi Matsuno, Masayuki Nakano (KDDI R&D Labs.) AP2013-194 |
This paper proposes a novel method of 2-D DOA estimation using a modified version of MUSIC spectrum based on switched ax... [more] |
AP2013-194 pp.51-56 |
R |
2013-06-14 14:45 |
Tokyo |
|
Optimal Checkpoint Placement based on System Workload Yuki Doi, Tadashi Dohi (Hiroshima Univ.) R2013-19 |
In this paper we revisit an optimal checkpoint model by Bouguerra, Trystram, Gautier and Vincent (2008, 2010) and develo... [more] |
R2013-19 pp.17-22 |
AP |
2013-06-13 13:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
A Study of Experiment for 2D-DOA Estimation under LOS Environment by Using Pyramid Shaped Array Antenna Yusuke Hori, Yuki Doi, Hiroki Moriya, Koichi Ichige, Hiroyuki Arai (YNU), Hiromi Matsuno, Takahiro Hayashi, Masayuki Nakano (KDDI R&D LABS) AP2013-35 |
[more] |
AP2013-35 pp.1-6 |
SP, EA, SIP |
2013-05-17 14:15 |
Okayama |
|
High Resolution DOA Estimation by Variable Step Size GROUSE Algorithm Keita Yamada, Yuki Doi, Koichi Ichige (Yokohama National Univ.) EA2013-23 SIP2013-23 SP2013-23 |
This paper presents high-resolution DOA estimation method by Variable Step Size (VSS) GROUSE algorithm in low-cost array... [more] |
EA2013-23 SIP2013-23 SP2013-23 pp.133-138 |
AP, RCS (Joint) |
2012-11-16 16:15 |
Tokyo |
Tokyo Denki University |
High Resolution 2-D DOA Estimation by 3-D Cuboid Structure Array Antenna Hiroki Moriya, Yuki Doi, Koichi Ichige, Hiroyuki Arai (Yokohama National Univ.), Takahiro Hayashi, Hiromi Matsuno, Masayuki Nakano (KDDI R&D Lab.) AP2012-115 |
This paper proposes 3-D cuboid structure array antenna which enables high resolution 2-D DOA estimation.
Generically e... [more] |
AP2012-115 pp.127-132 |
AP, MW (Joint) |
2012-09-27 10:35 |
Saitama |
KDDI R&D LABS |
A Study of Analysis for 2D-DOA Estimation by Using Pyramid Shaped Array Antenna Yusuke Hori, Yuki Doi, Hiroki Moriya, Koichi Ichige, Hiroyuki Arai (YNU), Hiromi Matsuno, Takahiro Hayashi, Masayuki Nakano (KDDI R&D Labs) AP2012-82 |
In recent years, the transition to the microcell and femtocell structure has been considered to achieve high-speed and h... [more] |
AP2012-82 pp.1-6 |
OPE, CPM, R |
2009-04-17 14:05 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Reliability Tests of Multi-Chip PLC Modules Takao Fukumitsu, Yoshiyuki Doi (NTT Corp.), Yasuaki Tamura, Ryouichi Kasahara (NTT Electronics Corp.), Akimasa Kaneko, Sen-ichi Suzuki (NTT Corp.) R2009-3 CPM2009-3 OPE2009-3 |
Recently improvement of photonic network systems require high performance functional optical devices. We have been devel... [more] |
R2009-3 CPM2009-3 OPE2009-3 pp.11-16 |
OPE, CPM, R |
2009-04-17 14:45 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Crosstalk Characteristics of photodiode array for multi-channel level monitoring Yoshiyuki Doi, Ikuo Ogawa, Takaharu Ohyama, Akimasa Kaneko (NTT Corp.), Yuji Akahori (NTT Electronics Corp.) R2009-4 CPM2009-4 OPE2009-4 |
In fiber-optic systems, a photodiode (PD) array is size-effective for multi-channel level monitoring. However, it has c... [more] |
R2009-4 CPM2009-4 OPE2009-4 pp.17-21 |
OCS, LQE, OPE |
2008-10-23 14:40 |
Fukuoka |
Kyushu Univ. |
AWG-based optical channel monitor using chip scale packaged PD array Takaharu Ohyama, Yoshiyuki Doi, Shin Kamei (NTT), Tomoyuki Yamada, Yasuaki Tamura (NEL), Hirotaka Ono, Takashi Goh, Ikuo Ogawa, Akimasa Kaneko (NTT) OCS2008-57 OPE2008-100 LQE2008-69 |
Recent optical network systems need the optical channel monitor (OCM) for monitoring the signal power of over 40-wavelen... [more] |
OCS2008-57 OPE2008-100 LQE2008-69 pp.59-64 |
CPM, LQE, OPE, EMD |
2007-08-23 14:30 |
Hokkaido |
Hokaido Univ. |
Chip-Scale Packaged PD-Array (CSP-PD) Yoshiyuki Doi, Ikuo Ogawa, Takaharu Ohyama, Akimasa Kaneko (NTT) EMD2007-36 CPM2007-57 OPE2007-74 LQE2007-37 |
We developed a chip-scale packaged photodiode array (CSP-PD) which is compact and hermetically sealed. In addition, we ... [more] |
EMD2007-36 CPM2007-57 OPE2007-74 LQE2007-37 pp.39-44 |