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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| PN | 2024-03-15 10:30 |
Kagoshima | (Primary: On-site, Secondary: Online) |
Power Saving Effects in Switched RoF Ryuta Murakami (Keio Univ.), Satoru Okamoto (UEC), Yoshihiko Uematsu, Takashi Kurimoto, Naoaki Yamanaka (Keio Univ.)  PN2023-80 |
In order to realize higher speeds and greater capacity in the Beyond 5G era, it is expected to handle higher frequency b... [more] | PN2023-80 pp.58-63 |
| PN | 2023-03-02 11:40 |
Okinawa | (Primary: On-site, Secondary: Online) |
Distributed DDoS Protection Method in the Core Network with Reconfigurable Device Edge Coordination Tomoki Naoi, Masaki Murakami, Yoshihiko Uematsu, Satoru Okamoto, Naoaki Yamanaka (Keidai) PN2022-58 |
Distributed Denial-of-Service (DDoS) attacks are a growing problem today, and it is difficult for individual users to mi... [more] | PN2022-58 pp.83-89 |
| PN | 2022-03-02 10:20 |
Online | Online | Experimental Results for Fault Recovery with Dynamic MAC Emulator System Hiroaki Ishii, Masaki Murakami, Yoshihiko Uematsu, Satoru Okamoto, Naoaki Yamanaka (Keio Univ) PN2021-71 |
[more] | PN2021-71 pp.98-103 |
| PN | 2022-03-02 11:00 |
Online | Online | Expected Effective Rate Guaranteed Distributed Processing Allocation Method Based on Resource Availability for Real-Time Video Processing Koki Muramatsu, Masaki Murakami, Yoshihiko Uematsu, Satoru Okamoto, Naoaki Yamanaka (Keio Univ.) PN2021-73 |
Our laboratory is working on the implementation of AMec (Access Metro Edge Computing), an edge computing technology that... [more] | PN2021-73 pp.110-116 |
| PN | 2021-08-30 11:25 |
Online | Online | A fallback operation method for partial failures in massively parallel transmission along with evaluation in experimental systems Hiroaki Ishii, Masaki Murakami, Yoshihiko Uematsu, Satoru Okamoto, Naoaki Yamanaka (Keio Univ.) PN2021-14 |
In order to overcome the future rapid increase in communication traffic, we have proposed a dynamic MAC that utilizes sp... [more] | PN2021-14 pp.15-20 |
| PN, NS, OCS (Joint) |
2021-06-25 14:25 |
Online | Online | Fault-Tolerant Multi-Path Routing Method under High Network Failure Environment Taichi Okumura, Masaki Murakami, Yoshihiko Uematsu, Satoru Okamoto, Naoaki Yamanaka (Keio Univ.) PN2021-10 |
Networks consisting of many devices require fault-tolerant methods to prepare for device failures. On the other hand, re... [more] | PN2021-10 pp.33-39 |
| IN, NS (Joint) |
2021-03-04 09:50 |
Online | Online | Person Tracking Method Based on Edge-to-Edge Cooperation for Specific Person Search Ryota Kawase, Masaki Murakami, Yoshihiko Uematsu, Satoru Okamoto, Naoaki Yamanaka (Keio Univ.) NS2020-125 |
The face recognition application is playing an active role in various cases such as unattended reception of visitors. Th... [more] | NS2020-125 pp.13-18 |
| IN, NS (Joint) |
2019-03-05 09:00 |
Okinawa | Okinawa Convention Center | Highly available metro transport network using multiple direction OXC Hiroshi Yamamoto, Toshiyuki Oka (NTT), Yoshihiko Uematsu (NTT-AT), Hideki Maeda (NTT) NS2018-237 |
In optical transport networks, CAPEX (capital expenditure) and OPEX (operational expense) have to be reduced while keepi... [more] | NS2018-237 pp.261-265 |
| RCS, NS (Joint) |
2018-12-21 09:50 |
Hiroshima | Onomichi City Hall | Maintenance system design for stand-by type traveling maintenance Kouji Hirata (Kansai Univ.), Hiroshi Yamamoto, Shohei Kamamura, Yoshihiko Uematsu, Toshiyuki Oka, Hideki Maeda (NTT), Miki Yamamoto (Kansai Univ.) NS2018-170 |
[more] | NS2018-170 pp.65-70 |
| NS, OCS, PN (Joint) |
2018-06-14 15:00 |
Fukushima | Koriyama-Shoko-Kaigisho | [Invited Talk]
Usage of Open and Disaggregation Trends for Nationwide Optical Transport Network Yoshihiko Uematsu (NTT-AT), Osamu Okino, Rie Hayashi, Toshiyuki Oka, Mitsuho Tahara, Hideki Maeda (NTT) NS2018-29 OCS2018-12 PN2018-12 |
(Advance abstract in Japanese is available) [more] | NS2018-29 OCS2018-12 PN2018-12 pp.5-12(NS), pp.5-12(OCS), pp.41-48(PN) |
| PN | 2018-03-06 08:30 |
Kagoshima | Minami Tanemachi Shoko Kaikan | Usage of Open and Disaggregation Trends for Nationwide Optical Transport Network Yoshihiko Uematsu, Osamu Okino, Rie Hayashi, Toshiyuki Oka, Shoji Kimura, Hideki Maeda (NTT) PN2017-101 |
An optical transport network is composed of nationwide distributed transport systems deployed in thousands of office-bui... [more] | PN2017-101 pp.67-74 |
| CS, NS, IN, NV (Joint) |
2017-09-07 11:40 |
Miyagi | Research Institute of Electrical Communication, Tohoku Univ. | Benefits of "Transport Function Modularization" that Enhances Extensibility of Transport Network Masahiro Nakagawa, Sho Tanaka, Masaya Ogawa, Takahiro Koizumi, Yoshihiko Uematsu, Hidetoshi Onda, Katsutoshi Koda (NTT) NS2017-74 |
[more] | NS2017-74 pp.19-24 |
| PN | 2017-08-28 10:40 |
Hokkaido | Toya Kanko Hotel | Transport Network System Employing Transport Function Modularization that Enhances Network Extensibility Masahiro Nakagawa, Masatoshi Namiki, Masaya Ogawa, Takahiro Koizumi, Yoshihiko Uematsu, Hidetoshi Onda, Katsutoshi Koda (NTT) PN2017-15 |
Today, ICT services and/or user needs are diverging rapidly and related technological innovations are progressing strong... [more] | PN2017-15 pp.7-12 |
| PN, NS, OCS (Joint) |
2017-06-15 14:15 |
Akita | Akita Univ. | A study of improvement of reliability in beyond 100G optical transport network Masahiro Yokota, Kei Kitamura, Hiroshi Yamamoto, Shohei Kamamura, Shunnichi Tsuboi, Yoshihiko Uematsu, Hideki Maeda (NTT) NS2017-23 |
100G optical transport network is now consisted of single-carrier optical transponders. In order to increase the capacit... [more] | NS2017-23 pp.7-10 |
| NS | 2017-04-20 13:55 |
Toyama | Toyama Shoko Kaigisyo | Refactoring IP structure for flexible network reconfiguration Aki Fukuda, Shohei Kamamura, Hiroshi Yamamoto, Rie Hayashi, Yoshihiko Uematsu (NTT) NS2017-2 |
A wide area IP network has to be reconfigured flexibly to rationalize utilization of network resources to the network en... [more] | NS2017-2 pp.7-12 |
| NS | 2017-04-20 15:25 |
Toyama | Toyama Shoko Kaigisyo | End-to-end Availability and Operability Evaluation for Optical Transport Network with Pool-Resources Yoshihiko Uematsu, Shohei Kamamura, Hiroshi Yamamoto, Aki Fukuda, Rie Hayashi (NTT) NS2017-5 |
[more] | NS2017-5 pp.25-30 |
| NS | 2017-04-20 15:50 |
Toyama | Toyama Shoko Kaigisyo | Optimization of facility design for implementing traveling maintenance Kouji Hirata (Kansai Univ.), Hiroshi Yamamoto, Shohei Kamamura, Yoshihiko Uematsu, Hideki Maeda (NTT), Miki Yamamoto (Kansai Univ.) NS2017-6 |
[more] | NS2017-6 pp.31-36 |
| NS, IN (Joint) |
2017-03-02 09:50 |
Okinawa | OKINAWA ZANPAMISAKI ROYAL HOTEL | Multi-layer optical transport systems capable of flexible accommodation of paths Hiroshi Yamamoto, Aki Fukuda, Shohei Kamamura, Rie Hayashi, Yoshihiko Uematsu (NTT) NS2016-167 |
To mitigate the burden of maintaining carrier’s transport networks to keep the high availability, we proposed the techni... [more] | NS2016-167 pp.59-64 |
| PN | 2016-11-17 15:40 |
Saitama | KDDI Research, Inc. | [Invited Talk]
Future Nation-Wide Optical Network Infrastracture enhanced using Transport SDN Technologies
-- Expectations for Optical Technologies and Challenges -- Yoshihiko Uematsu, Katsutoshi Koda (NTT) PN2016-34 |
The optical transport network is composed optical transport systems deployed in thousands of office-buildings. As a com... [more] | PN2016-34 pp.51-58 |
| NS | 2016-10-20 13:25 |
Hyogo | Himeji Nishi-Harima Area Jibasan Center | Effective fault diagnosis considering multi-layer dependency for optical network Hiroki Date, Hiroshi Yamamoto, Aki Fukuda, Shohei Kamamura, Rie Hayashi, Yoshihiko Uematsu (NTT) NS2016-89 |
[more] | NS2016-89 pp.7-12 |
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