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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| NS, NWS (Joint) |
2024-01-25 15:55 |
Hiroshima | Higashisenda Campus, HiroshimaUniversity + Online (Primary: On-site, Secondary: Online) |
Performance of Backup Resources Allocation based on Unavailability Analysis Against Failures of Virtual and Physical Machines Nozomi Kita, Eiji Oki (Kyoto Univ.)  NS2023-164 |
This paper presents the performance of our introduced backup allocation model for virtual machines that minimizes the un... [more] | NS2023-164 pp.26-31 |
| SRW | 2020-08-25 10:40 |
Online | Online | [Short Paper]
Worst-Month Statistics of Outage Probability in THz-Band Wireless Communication Systems Yuki Hatahara, Masahiro Umehira, Xiaoyan Wang (Ibaraki Univ.) SRW2020-20 |
Very wide spectrum is available in THz-band for over 100Gbps ultra-broadband wireless communications, however THz-band o... [more] | SRW2020-20 pp.57-58 |
| RCS, SR, SRW (Joint) |
2019-03-07 10:55 |
Kanagawa | YRP | Impact of Atmospheric and Rain Attenuation on Outage Probability in THz-Band Wireless Communication Systems Yuki Hatahara, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) SRW2018-63 |
Very wide spectrum is available in THz-band for over 100Gbps ultra-broadband wireless communications, however THz-band o... [more] | SRW2018-63 pp.35-40 |
| OCS, NS, PN (Joint) |
2016-06-23 09:50 |
Hokkaido | Hokkaido University | Availability Improvement Schemes for Multi-carrier Optical Transmission Systems
-- NetroSphere: Towards the Transformation of Carrier Networks -- Hiroshi Yamamoto, Kei Kitamura, Masahiro Yokota, Hiroki Date, Shohei Kamamura, Takashi Miyamura, Yoshihiko Uematsu (NTT) NS2016-31 |
In multi-carrier transmission systems, a transponder is composed of a number of optical modules equal to that of sub-car... [more] | NS2016-31 pp.19-22 |
| NS, OCS, PN (Joint) |
2015-06-19 10:45 |
Fukui | Fukui-shi-chiiki-kouryu | Shared-Resource-Pool Design Scheme for Failure-Resilient Optical Transport Network Yoshihiko Uematsu, Masahiro Nakagawa, Hiroshi Yamamoto, Shohei Kamamura, Masaru Katayama, Kouichi Genda (NTT) NS2015-34 |
For further high-availability and facilitated maintenance scheme in nation-wide optical transport network across thousan... [more] | NS2015-34 pp.25-30 |
| R | 2012-07-27 15:55 |
Hokkaido | Reliability Evaluation of Air-conditioning Systems for a Data Center Hirofumi Hayama (Hokkaido Univ.), Hitoshi Watanabe (Tokyo Univ. of Science) R2012-19 |
The concentration and performance of the information processing devices that make up these systems are increasingly rapi... [more] | R2012-19 pp.23-26 |
|
| PRMU, MVE, CQ, IPSJ-CVIM [detail] | 2012-01-19 11:40 |
Osaka | A study on reliability evaluation technique for IPTV service Yasuto Nakanishi, Kohjun Koshiji, Hiroyuki Funakoshi (NTT), Hitoshi Watanabe (Tokyo Univ of Science) CQ2011-64 |
(To be available after the conference date) [more] | CQ2011-64 pp.49-54 |
|
| CQ, MVE, IE (Joint) [detail] |
2011-03-08 16:35 |
Nagasaki | Yasuragi IOUJIMA | A Study of Reliability Measure for Telecommunications Networks Masahiro Hayashi (NTT Corp.) CQ2010-84 |
Unavailability, which is obtained by multiplying failure frequency (the mean number of outages per a unit time) & MTTR (... [more] | CQ2010-84 pp.99-104 |
| NS | 2010-01-28 12:05 |
Fukuoka | Fukuoka Institute of System LSI Design Industry (Fukuoka) | An unavailability simulation of telecommunication networks based on the actual outage data
-- Reproduction of the correlation between outage scale and maintenance time -- Hiroyuki Funakoshi, Tatsuya Matsukawa (NTT) NS2009-147 |
The authors have been insisted on the importance of reliability management for IP networks constructed of commercial equ... [more] | NS2009-147 pp.29-34 |
| IN | 2010-01-14 15:45 |
Hiroshima | Hiroshima City University | Reliability management of telecommunication networks Hiroyuki Funakoshi, Tatsuya Matsukawa (NTT) IN2009-115 |
The authors have been insisted on the importance of reliability management for IP networks, and established the manageme... [more] | IN2009-115 pp.29-34 |
| NS | 2009-12-11 09:30 |
Ehime | Ehime University (Ehime) | An unavailability simulation of telecommunication networks based on the actual outage data
-- Derivation a reliability management object from simulation and evolution into the design of telecommunication networks -- Hiroyuki Funakoshi, Tatsuya Matsukawa (NTT) NS2009-130 |
The authors have been insisted on the importance of reliability management for IP networks constructed of commercial equ... [more] | NS2009-130 pp.57-62 |
| CQ, NS, ICM (Joint) |
2009-11-12 14:00 |
Ishikawa | Kanazawa Institute of Technology (Ishikawa) | A Study of Reliability Measure for Telecommunications Services Masahiro Hayashi (NTT Corp.) CQ2009-45 |
Unavailability, which is obtained by multiplying failure frequency (the mean number of outages per a unit time) & MTTR (... [more] | CQ2009-45 pp.39-44 |
| NS | 2009-10-15 14:20 |
Kumamoto | Prefectural University of Kumamoto (Kumamoto) | An unavailability simulation of telecommunication networks based on the actual outage data Hiroyuki Funakoshi, Tatsuya Matsukawa (NTT) NS2009-83 |
The authors have been insisted on the importance of reliability management for IP networks constructed of commercial equ... [more] | NS2009-83 pp.37-42 |
| IN | 2008-12-11 17:10 |
Hiroshima | Hiroshima City University | [Invited Talk]
Reliability management of telecommunication networks based on unavailability with social influence Hiroyuki Funakoshi (NTT) IN2008-94 |
From the viewpoint of keeping the level of reliability in telecommunication networks, the reliability management in oper... [more] | IN2008-94 pp.49-54 |
| CS, CQ (Joint) |
2008-04-25 10:20 |
Aomori | Hirosaki University | Method of network unavailability analysis and evaluation for reliability management Tatsuya Matsukawa, Hiroyuki Funakoshi (NTT) CQ2008-8 |
[more] | CQ2008-8 pp.41-46 |
| CQ, CS (Joint) |
2007-04-24 12:05 |
Kagoshima | Kagoshima University | A determination method of telecommunication network reliability with weighted unavailability Hiroyuki Funakoshi, Tatsuya Matsukawa (NTT) CQ2007-14 |
In IP networks, the period from the design to the deployment tends to shorten, and there are many replacements of equipm... [more] | CQ2007-14 pp.75-80 |
| CQ | 2004-07-15 09:30 |
Hokkaido | Kitami Institute of Technology | A simple estimation method of the network reliability with failure scale
-- Examination of computational complexity and precision proposed estimation method -- Hiroyuki Funakoshi, Hitoshi Watanabe (NTT) |
A service unavailability is used as a measure of reliability for actual telecommunication networks. Nevertheless, this m... [more] | CQ2004-49 pp.1-5 |
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