Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
IN, IA (Joint) |
2011-12-15 12:45 |
Hiroshima |
Hiroshima City University |
A study on the maintainability for telecommunication networks
-- Improvement of kernel density using lognormal distribution -- Hiroyuki Funakoshi, Yasuto Nakanishi (NTT) IN2011-107 |
The authors have been established the reliability evaluation methods using actual outage data of telecommunication netwo... [more] |
IN2011-107 pp.1-6 |
RCS, IN (Joint) |
2011-05-26 10:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
A study on the maintainability for telecommunication networks
-- Reduction of processing time for non-parametric estimation -- Hiroyuki Funakoshi, Tatsuya Matsukawa, Yasuto Nakanishi (NTT) IN2011-19 |
The authors have been established the reliability evaluation methods using actual outage data of telecommunication netwo... [more] |
IN2011-19 pp.7-12 |
IN |
2011-04-21 14:25 |
Kagawa |
Kagawa University |
A study on the maintainability for telecommunication networks
-- Non-parametric method and improvement the precision of the analysis -- Hiroyuki Funakoshi, Tatsuya Matsukawa, Yasuto Nakanishi (NTT) IN2011-5 |
The authors have been established the reliability evaluation methods using actual outage data of telecommunication netwo... [more] |
IN2011-5 pp.23-28 |
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 13:40 |
Ishikawa |
Kanazawa Institute of Technology (Ishikawa) |
Network reliability evaluation for managing maintenance time Tatsuya Matsukawa, Hiroyuki Funakoshi (NTT) CQ2009-44 |
The level of network reliability has to be achieved not only in the network-design phase but also in the network-operati... [more] |
CQ2009-44 pp.33-38 |
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 |
CQ |
2009-09-10 15:40 |
Gifu |
Takayama Culture Center |
A study on the computation of maintainability for telecommunication networks Hiroyuki Funakoshi, Tatsuya Matsukawa (NTT) CQ2009-30 |
The authors have been insisted on the importance of reliability management for IP networks constructed of commercial equ... [more] |
CQ2009-30 pp.27-32 |
NS, OCS, PN (Joint) |
2009-06-25 13:35 |
Nagasaki |
Nagasaki Museum of History and Culture (Nagasaki) |
A failure rate estimation considering the change in the number of equipments
-- Applicable condition of mathematical model for proposed method -- Hiroyuki Funakoshi, Tatsuya Matsukawa (NTT) NS2009-33 |
The authors have been insisted on the importance of reliability management for IP networks constructed of commercial equ... [more] |
NS2009-33 pp.13-18 |
NS |
2009-05-21 16:00 |
Hiroshima |
Hiroshima City University (Hiroshima) |
A failure rate estimation considering the change in the number of equipment Hiroyuki Funakoshi, Tatsuya Matsukawa (NTT) NS2009-17 |
The authors have been insisted on the importance of reliability management for IP networks constructed of commercial equ... [more] |
NS2009-17 pp.1-6 |
MVE, CQ (Joint) |
2009-01-16 09:30 |
Miyazaki |
Miyazaki Seagaia Resort |
Method of network reliability evaluation considering failure frequency and severity Tatsuya Matsukawa, Hiroyuki Funakoshi (NTT) CQ2008-68 |
The level of network reliability has to be achieved not only in the network-design phase but also in the
network-operat... [more] |
CQ2008-68 pp.49-54 |
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 |
IN |
2008-07-18 13:05 |
Hyogo |
Koube Univ. |
Time series analysis of time to repair distribution for telecommunication networks Hiroyuki Funakoshi, Tatsuya Matsukawa (NTT) IN2008-36 |
From the viewpoint of keeping the level of reliability in telecommunication networks, the reliability management in oper... [more] |
IN2008-36 pp.59-64 |
IN |
2008-06-19 15:30 |
Hokkaido |
Hokkaido Univ. |
A study of distribution of time to repair for telecommunication networks Hiroyuki Funakoshi, Tatsuya Matsukawa (NTT) IN2008-12 |
From the viewpoint of keeping the level of reliability in telecommunication networks, the reliability management in oper... [more] |
IN2008-12 pp.17-22 |
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 |
IE, CQ, LOIS, ITE-ME, IEE-CMN |
2006-09-14 16:10 |
Ehime |
|
A discriminant method of telecommunication network reliability using release information
-- A study of relationship between proposed method and social disservice -- Hiroyuki Funakoshi, Tatsuya Matsukawa (NTT), Hitoshi Watanabe (†† Tokyo Univ. of Science) CQ2006-48 OIS2006-35 IE2006-50 |
The author proposed a discriminant method for network reliability, using outage scale, outage time, inquiries, and traff... [more] |
CQ2006-48 OIS2006-35 IE2006-50 pp.75-80 |
CQ |
2006-07-13 14:25 |
Hokkaido |
Future University-Hakodate |
A discriminant method of telecommunication network reliability using release information Hiroyuki Funakoshi, Tatsuya Matsukawa (NTT Labs.), Hitoshi Watanabe (TUS) CQ2006-23 |
All services regarded as infrastructure, including telecommunication, affect the social life critically. And they are in... [more] |
CQ2006-23 pp.35-40 |
IN |
2005-12-15 13:00 |
Hiroshima |
Hiroshima City Univ. |
A study for the difference between catalogue spec and actual failure with IP nodes Hiroyuki Funakoshi, Tatsuya Matsukawa, Hitoshi Watanabe (NTT) |
There is a main issue for inconsistency of the reliability between catalogue spec and actual failure in a viewpoint of ... [more] |
IN2005-110 pp.1-5 |
OPE, LQE, CPM, EMD |
2005-08-25 15:50 |
Hokkaido |
|
Development of ITLA Module with Full C-band Tunable DFB Laser Koji Horikawa, Atushi Yamamoto, Yoshitaka Ito, Yasushi Aoyagi, Hiroyuki Koshi, Tatsuro Kurobe, Akihiko Kasukawa (Furukawa Electric) |
[more] |
EMD2005-43 CPM2005-71 OPE2005-51 LQE2005-31 pp.31-35 |