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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| LQE, OPE, OCS | 2023-11-24 16:55 |
Online | Online | [Special Invited Talk]
Micro-transfer-printed InP-based Membrane Photonic Devices on Thin-film Lithium Niobate Platform Yoshiho Maeda, Hidetaka Nishi, Nikolaos-Panteleimon Diamantopoulos, Takuro Fujii, Takuma Aihara, Suguru Yamaoka, Tatsurou Hiraki, Koji Takeda, Toru Segawa (NTT), Yasutomo Ota (Keio Univ.), Satoshi Iwamoto, Yasuhiko Arakawa (Tokyo Univ.), Shinji Matsuo (NTT)  OCS2023-56 OPE2023-106 LQE2023-53 |
(To be available after the conference date) [more] | OCS2023-56 OPE2023-106 LQE2023-53 pp.34-36 |
| OCS, LQE, OPE | 2023-10-19 13:50 |
Kochi | (Primary: On-site, Secondary: Online) |
Integration of Spot-size Converters into Membrane Lasers on SiC
-- Improved fiber-coupled Output Power Enabling Fiber-amplifier-free Transmission of 100-GBaud Signals -- Suguru Yamaoka, Takuma Aihara, Nikolaos-Panteleimon Diamantopoulos, Hidetaka Nishi, Takuro Fujii, Yoshiho Maeda, Hiroki Sugiyama, Tatsurou Hiraki, Koji Takeda, Toru Segawa, Shinji Matsuo (NTT) OCS2023-31 OPE2023-86 LQE2023-33 |
Membrane lasers on SiC provide the fastest direct modulation, but the SiC’s medium refractive index of 2.6 prevents the ... [more] | OCS2023-31 OPE2023-86 LQE2023-33 pp.24-27 |
| EMD, R, LQE, OPE, CPM | 2022-08-26 15:40 |
Chiba | (Primary: On-site, Secondary: Online) |
[Invited Talk]
Progress of membrane photonic devices on Si platform Yoshiho Maeda, Tatsurou Hiraki, Takuma Aihara, Takuro Fujii, Tomonari Sato, Tai Tsuchizawa, Toru Segawa, Shinji Matsuo (NTT Corp.) R2022-30 EMD2022-18 CPM2022-35 OPE2022-61 LQE2022-24 |
(To be available after the conference date) [more] | R2022-30 EMD2022-18 CPM2022-35 OPE2022-61 LQE2022-24 pp.70-73 |
| LQE, OPE, EMD, R, CPM | 2016-08-25 16:30 |
Hokkaido | An EAM-Based Broadcast-and- Select Optical Switch Module Yusuke Muranaka, Toru Segawa, Yoshihiro Ogiso, Takuro Fujii, Ryo Takahashi (NTT) R2016-30 EMD2016-34 CPM2016-43 OPE2016-64 LQE2016-39 |
We present a broadcast-and-select optical switch based on an EAM-gate array with a higher optical-coupling efficiency an... [more] | R2016-30 EMD2016-34 CPM2016-43 OPE2016-64 LQE2016-39 pp.55-60 |
|
| PN | 2014-03-03 16:20 |
Kagawa | Tokushima Bunri University | [Invited Talk]
Optical Packet Switching Technologies and Their Application in Intra Data-Center Networks Ryo Takahashi, Yasumasa Suzaki, Tatsushi Nakahara, Toru Segawa, Ibrahim Salah, Hiroshi Ishikawa, Atsushi Hiramatsu (NTT) PN2013-100 |
[more] | PN2013-100 pp.55-58 |
| LQE, OCS, OPE | 2013-10-24 17:20 |
Fukuoka | Wavelength-Routed Switching for 25-Gbit/s Optical Packets Using a Parallel-Ring-Resonator Tunable Laser Integrated with an InGaAlAs EAM Toru Segawa, Wataru Kobayashi, Tatsushi Nakahara, Ryo Takahashi (NTT) OCS2013-62 OPE2013-108 LQE2013-78 |
The explosive growth of optical communications networks has led to a demand for large-capacity and low-power nodes with ... [more] | OCS2013-62 OPE2013-108 LQE2013-78 pp.67-70 |
|
| EMT, PN, LQE, OPE, MWP, EST, IEE-EMT [detail] | 2012-01-26 13:55 |
Osaka | Osaka Univ. Convention Center | [Invited Talk]
Future Flexible OPS Networking Demonstrations using Hybrid Optoelectronic Router Toru Segawa, Tatsushi Nakahara, Yasumasa Suzaki, Hiroshi Ishikawa, Ibrahim Salah, Ryo Takahashi (NTT) PN2011-38 OPE2011-154 LQE2011-140 EST2011-88 MWP2011-56 |
With the explosive growth of data traffic in communication networks due to the Internet and its related services, the ex... [more] | PN2011-38 OPE2011-154 LQE2011-140 EST2011-88 MWP2011-56 pp.27-30 |
| EMD, OPE, LQE, CPM | 2010-08-27 09:50 |
Hokkaido | Chitose Arcadia Plaza | Monolithically Integrated Wavelength-Routing Switch with Double-Ring-Resonator-Coupled Tunable Lasers Toru Segawa, Shinji Matsuo, Takaaki Kakitsuka, Yasuo Shibata, Tomonari Sato, Yoshihiro Kawaguchi, Yasuhiro Kondo, Ryo Takahashi (NTT Corp.) EMD2010-45 CPM2010-61 OPE2010-70 LQE2010-43 |
Future photonic networks will require high-speed optical packet switches, which operate on a packet-by-packet basis whil... [more] | EMD2010-45 CPM2010-61 OPE2010-70 LQE2010-43 pp.89-92 |
| LQE, OPE | 2009-06-19 16:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | 40-Gbps transmission over 20 km via SMF using frequency modulated DBR laser Takaaki Kakitsuka, Shinji Matsuo, Toru Segawa, Yasuo Shibata, Yoshihiro Kawaguchi, Ryo Takahashi (NTT Corp.) OPE2009-28 LQE2009-31 |
The recent rapid increase in network traffic is generating demands for the high-speed and wide-area access networks. We ... [more] | OPE2009-28 LQE2009-31 pp.63-66 |
| LQE | 2008-12-12 13:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Encouragement Talk]
Recent Advancements for the Semiconductor Double-ring-resonator-coupled Laser Toru Segawa, Shinji Matsuo, Takaaki Kakitsuka, Tomonari Sato, Yasuhiro Kondo, Hiroyuki Suzuki, Ryo Takahashi (NTT Co.) LQE2008-134 |
Future photonic networks will require high-speed optical packet switches, which operate on a packet-by-packet basis whil... [more] | LQE2008-134 pp.31-36 |
| LQE, OPE, OCS | 2007-11-01 09:25 |
Fukuoka | High-speed, long-distance transmission using frequency-modulated SSG-DBR laser and optical filters Takaaki Kakitsuka, Shinji Matsuo, Toru Segawa, Hiroyuki Suzuki, Naoki Fujiwara, Yasuo Shibata, Hiroshi Yasaka (NTT) OCS2007-40 OPE2007-95 LQE2007-81 |
The rapid development of the photonic network is driving demand for optical transmitters with high-speed modulation and ... [more] | OCS2007-40 OPE2007-95 LQE2007-81 pp.7-10 |
|
| CPM, LQE, OPE, EMD | 2007-08-24 13:35 |
Hokkaido | Hokaido Univ. | Semiconductor Double-ring-resonator-coupled Laser for Photonic Packet Switches Toru Segawa, Shinji Matsuo, Takaaki Kakitsuka, Tomonari Sato, Yasuhiro Kondo, Hiroyuki Suzuki (NTT) EMD2007-50 CPM2007-71 OPE2007-88 LQE2007-51 |
A widely tunable double ring resonator coupled laser is developed for use in a photonic packet switching system. By usin... [more] | EMD2007-50 CPM2007-71 OPE2007-88 LQE2007-51 pp.113-118 |
| LQE | 2005-12-09 11:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Digitally Tunable Laser Using Ladder Filter And Ring Resonator Shinji Matsuo, Seok-Hwan Jeong, Toru Segawa, Hiroshi Okamoto, Yoshihiro Kawaguchi, Yasuhiro Kondo, Hiroyuki Suzuki, Yuzo Yoshikuni (NTT Photonics Labs.) |
We have proposed and demonstrated the digitally tunable laser consisiting of the ladder filter and the ring resonator. T... [more] | LQE2005-115 pp.13-16 |
| LQE, OPE | 2005-06-24 14:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Fast Tunable Optical Filter using Apodized Sampled Gratings Toru Segawa, Shinji Matsuo, Yoshitaka Ohiso, Tetsuyoshi Ishii, Yasuo Shibata, Hiroyuki Suzuki (NTT Photonics Labs.) |
A fast tunable optical filter is the key device for achieving packet-by-packet selection of different wavelength optical... [more] | OPE2005-22 LQE2005-21 pp.41-46 |
| PN | 2004-10-22 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Invited Talk]
Tunable semiconductor laser using ladder-type filter Seok-Hwan Jeong, Shinji Matsuo, Yuzo Yoshikuni, Toru Segawa, Yoshitaka Ohiso, Hiroyuki Suzuki (NTT) |
Ladder-type interferometric filter which has wide-tuning-rage over a few tens of nanometers can be applied to widely tun... [more] | PN2004-49 pp.1-6 |
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