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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 29  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
EMD, R, LQE, OPE, CPM 2022-08-26
15:10
Chiba  
(Primary: On-site, Secondary: Online)
[Invited Talk] Challenges for Polarization-Independent and Broadband Operation in Large-Scale Silicon Optical Switches
Keijiro Suzuki, Ryotaro Konoike, Hiroyuki Matsuura, Ryosuke Matsumoto, Takashi Inoue, Shu Namiki, Hitoshi Kawashima, Kazuhiro Ikeda (AIST) R2022-29 EMD2022-17 CPM2022-34 OPE2022-60 LQE2022-23
In this report, we describe our results on strictly-non-blocking multi-port switches using silicon photonics. We reporte... [more] R2022-29 EMD2022-17 CPM2022-34 OPE2022-60 LQE2022-23
pp.66-69
OCS, OPE, LQE 2021-10-22
16:05
Online Online [Special Invited Talk] Multistage operation of fully-loaded 32 × 32 Silicon Photonics Switch
Ryosuke Matsumoto, Ryotaro Konoike, Keijiro Suzuki, Hiroyuki Matsuura, Kazuhiro Ikeda, Takashi Inoue, Shu Namiki (AIST) OCS2021-17 OPE2021-37 LQE2021-16
Thermo-optic silicon photonics switch offers significantly better energy efficiency and bandwidth with a fast switching ... [more] OCS2021-17 OPE2021-37 LQE2021-16
pp.23-26
PN 2021-08-30
13:00
Online Online [Invited Talk] Large-scale and fast optical circuit switch for intra data centers
Ryosuke Matsumoto, Ryotaro Konoike, Hiroyuki Matsuura, Keijiro Suzuki (AIST), Yojiro Mori (Nagoya Univ.), Takashi Inoue, Kazuhiro Ikeda, Shu Namiki, Ken-ichi Sato (AIST) PN2021-15
Current intra-data center networks face the bandwidth crunch and power consumption limitation of electrical switches. On... [more] PN2021-15
pp.21-27
HIP, VRSJ 2021-02-19
10:05
Online Online Passable width perception during bike riding in virtual environments
Naoki Kuroda, Kazuhiro Ikeda, Wataru Teramoto (Kumamoto Univ.) HIP2020-84
When confronted with a narrow aperture during locomotion, one needs to judge whether the aperture is passable and to tak... [more] HIP2020-84
pp.53-56
OPE, LQE 2020-11-20
15:30
Online Online Reflectivity Tunable Mirror Using Si Waveguide toward Reconfigurable Photonic Integrated Circuit
Yutaka Makihara, Moataz Eissa, Takuya Mitarai, Tomohiro Amemiya, Nobuhiko Nishiyama, Yuya Shoji (Tokyo Tech.), Keijiro Suzuki, Ryotaro Konoike, Makoto Okano, Kazuhiro Ikeda (AIST), Tetsuya Mizumoto (Tokyo Tech.) OPE2020-46 LQE2020-26
 [more] OPE2020-46 LQE2020-26
pp.1-4
OFT, ITE-BCT, OCS, IEE-CMN [detail] 2020-11-12
16:00
Online Online Scalable and Fast Optical Circuit Switch based on Colorless Coherent Detection and Silicon-Photonic Tunable-Filter-based Local Oscillator -- Design Principle and Experimental Demonstration --
Ryosuke Matsumoto, Takashi Inoue, Ryotaro Konoike, Hiroyuki Matsuura, Keijiro Suzuki (AIST), Mori Yojiro (Nagoya Univ.), Kazuhiro Ikeda, Shu Namiki, Ken-ichi Sato (AIST) OCS2020-24
(Advance abstract in Japanese is available) [more] OCS2020-24
pp.5-10
OPE, OCS, LQE 2020-10-23
13:00
Online Online [Invited Talk] Single Photon Quantum Walks on a 32 × 32 Silicon Photonics Switch
Ryotaro Konoike, Akio Yoshizawa, Shu Namiki, Kazuhiro Ikeda (AIST) OCS2020-14 OPE2020-37 LQE2020-17
 [more] OCS2020-14 OPE2020-37 LQE2020-17
pp.32-35
MWP 2019-05-22
14:30
Tokyo Kikai-Shinko-Kaikan Bldg. [Invited Talk] Spin-Controlled Vertical-Cavity Surface-Emitting Lasers for Low-Power and High-Speed Data Communication
Nobuhide Yokota, Kunpei Nisaka (Tohoku Univ.), Kazuhiro Ikeda (AIST), Hiroshi Yasaka (Tohoku Univ.) MWP2019-1
A low-power and high-speed data communication is required to support a development of IoT technologies. For drastically ... [more] MWP2019-1
pp.1-4
OFT, OCS, OPE
(Joint) [detail]
2019-02-14
16:05
Fukuoka   Low-Loss Multiport Connection Technique using Extremely-High-Δ PLC Technology
Junichi Hasegawa (Furukawa Electric), Kazuhiro Ikeda, Keijiro Suzuki (AIST), Tatsuhiro Sakai, Naoki Sato, Go Kobayashi, Noritaka Matsubara (Furukawa Electric), Hitoshi Kawashima (AIST) OFT2018-73 OPE2018-198
(Advance abstract in Japanese is available) [more] OFT2018-73 OPE2018-198
pp.19-22(OFT), pp.35-38(OPE)
PN, EMT, OPE, EST, MWP, LQE, IEE-EMT [detail] 2019-01-17
15:30
Osaka Osaka University Nakanoshima Center [Invited Talk] Performance improvement of large-scale silicon photonics switches
Kazuhiro Ikeda, Keijiro Suzuki, Ryotaro Konoike, Shu Namiki, Hitoshi Kawashima (AIST) PN2018-41 EMT2018-75 OPE2018-150 LQE2018-160 EST2018-88 MWP2018-59
Optical switches attract much attention as the key device to significantly improve the energy efficiency of networks suc... [more] PN2018-41 EMT2018-75 OPE2018-150 LQE2018-160 EST2018-88 MWP2018-59
pp.51-58
LQE, OPE, SIPH 2018-12-07
14:00
Tokyo Keio University [Invited Talk] Large-scale silicon photonics circuits and packaging for optical switching
Kazuhiro Ikeda, Keijiro Suzuki, Ryotaro Konoike, Shu Namiki, Hitoshi Kawashima (AIST) OPE2018-135 LQE2018-145 SIPH2018-51
Data traffic in telecom and datacom is increasing rapidly, and thus high-throughput energy-efficient networks are highly... [more] OPE2018-135 LQE2018-145 SIPH2018-51
pp.193-196
LQE, OPE, SIPH 2018-12-07
16:15
Tokyo Keio University [Invited Talk] A 300-mm-wafer silicon photonics technology for energy-efficient and advanced information systems
Koji Yamada, Tsuyoshi Horikawa, Makoto Okano, Guangwei Cong, Yuriko Maegami, Morifumi Ohno, Noritsugu Yamamoto, Keijiro Suzuki, Satoshi Suda, Ryotaro Konoike, Hiroyuki Matsuura, Kazuhiro Ikeda, Hitoshi Kawashima, Shu Namiki, Masahiko Mori (AIST) OPE2018-139 LQE2018-149 SIPH2018-55
State-of-the-art 300-mm-wafer-based silicon photonics technology features superior fabrication accuracy, in-wafer unifor... [more] OPE2018-139 LQE2018-149 SIPH2018-55
pp.209-214
OPE, LQE, OCS 2018-10-18
11:25
Saga   Transmission of 8 × 32-Gbaud 16-QAM WDM Signals through an SOA-Integrated Lossless Silicon Photonics Switch
Ryotaro Konoike, Keijiro Suzuki, Takashi Inoue (AIST), Takeshi Matsumoto, Teruo Kurahashi, Ayahito Uetake, Kazumasa Takabayashi, Suguru Akiyama, Shigeaki Sekiguchi (Fujitsu Lab.), Shu Namiki, Hitoshi Kawashima, Kazuhiro Ikeda (AIST) OCS2018-32 OPE2018-68 LQE2018-57
We experimentally demonstrate 8-ch., 32-Gbaud 16-QAM WDM signals transmission through a lossless 4 × 4 silicon photonics... [more] OCS2018-32 OPE2018-68 LQE2018-57
pp.25-28
OPE, LQE, OCS 2018-10-18
15:25
Saga   Characteristics of Spin Polarization Modulation in VCSELs for High-Speed Operation
Nobuhide Yokota, Kunpei Nisaka (Tohoku Univ.), Kazuhiro Ikeda (AIST), Hiroshi Yasaka (Tohoku Univ.) OCS2018-36 OPE2018-72 LQE2018-61
High-speed vertical-cavity surface-emitting lasers (VCSELs) with low cost and low energy consumption are required to cop... [more] OCS2018-36 OPE2018-72 LQE2018-61
pp.47-50
LQE 2018-07-12
14:20
Hokkaido   Hybrid-Integration Technologies of InP-SOA on Silicon Optical Platform
Takeshi Matsumoto, Teruo Kurahashi (Fujitsu Lab), Ryotaro Konoike, Keijiro Suzuki, Ken Tanizawa (AIST), Ayahito Uetake, Kazumasa Takabayashi (Fujitsu Lab), Kazuhiro Ikeda, Hitoshi Kawashima (AIST), Suguru Akiyama, Shigeaki Sekiguchi (Fujitsu Lab) LQE2018-23
We investigated hybrid-integration technologies of semiconductor optical amplifiers (SOAs) on Si optical platforms for o... [more] LQE2018-23
pp.13-16
OPE, OCS, LQE 2018-05-11
16:40
Tokyo Kikai-Shinko-Kaikan Bldg (Tokyo) [Special Invited Talk] State-of-the-art technologies of silicon photonics switches (OFC2018 PDP Report)
Kazuhiro Ikeda (AIST) OCS2018-8 OPE2018-8 LQE2018-8
In order to tackle the increasing communication traffic and power consumption in the internet and datacenters, dynamic o... [more] OCS2018-8 OPE2018-8 LQE2018-8
pp.29-30
EMT, EST, LQE, MWP, OPE, PEM, PN, IEE-EMT [detail] 2018-01-26
10:20
Hyogo   Design of wavefront control type WSS and fold-back type WSS using silicon waveguides
Fumi Nakamura, Hideaki Asakura, Kyosuke Muramatsu (Keio Univ.), Keijiro Suzuki, Ken Tanizawa, Minoru Ohtsuka, Nobuyuki Yokoyama, Kazuyuki Matsumaro, Miyoshi Seki, Keiji Koshino, Kazuhiro Ikeda, Shu Namiki, Hitoshi Kawashima (AIST), Hiroyuki Tsuda (Keio Univ.) PN2017-85 EMT2017-122 OPE2017-163 LQE2017-145 EST2017-121 MWP2017-98
A wavelength selective switch (WSS) is an optical device for routing the wavelength division multiplexed (WDM) signal to... [more] PN2017-85 EMT2017-122 OPE2017-163 LQE2017-145 EST2017-121 MWP2017-98
pp.275-280
OPE, EST, LQE, EMT, PN, MWP, IEE-EMT [detail] 2017-01-19
09:30
Mie Iseshi Kanko Bunka Kaikan Effect of birefringence on lasing circular polarization in spin-controlled vertical-cavity surface-emitting lasers
Nobuhide Yokota, Ryutaro Takeuchi, Hiroshi Yasaka (Tohoku Univ.), Kazuhiro Ikeda (AIST) PN2016-63 EMT2016-92 OPE2016-138 LQE2016-127 EST2016-102 MWP2016-76
We investigate circular polarization characteristics in vertical-cavity surface-emitting lasers (VCSELs) with InAlGaAs q... [more] PN2016-63 EMT2016-92 OPE2016-138 LQE2016-127 EST2016-102 MWP2016-76
pp.127-130
LQE, OPE, OCS 2016-10-28
09:40
Miyazaki Miyazaki Citizen's Plaza Driving circuit for 32X32 Optical Matrix Switch using High-resolution Pulse-width Modulation
Hiroyuki Matsuura, Satoshi Suda, Ken Tanizawa, Keijiro Suzuki, kazuhiro Ikeda, Hitoshi Kawashima, Shu Namiki (AIST) OCS2016-46 OPE2016-87 LQE2016-62
A silicon photonic 32X32 strictly non-blocking matrix switch utilizing Mach-Zehnder (MZ) interferometers controlled by t... [more] OCS2016-46 OPE2016-87 LQE2016-62
pp.65-70
PN 2016-03-07
16:00
Okinawa Okinawaken Seinenkaikan [Invited Talk] Fast and accurate calibration method for large-port-count Si-wire PILOSS optical switch
Satoshi Suda, Ken Tanizawa, Keijiro Suzuki, Hiroyuki Matsuura, Kazuhiro Ikeda, Shu Namiki, Hitoshi Kawashima (AIST) PN2015-113
 [more] PN2015-113
pp.59-62
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