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Search Results: Conference Papers
 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 25件中 1~20件目  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
CQ 2017-07-27
11:15
Hyogo Kobe University An algorithm for route design in communication network
Takuma Tsubaki, Mika Ishizuka, Tatsuya Matsukawa, Seisho Yasukawa (NTT) CQ2017-33
Due to the Great East Japan Great Earthquake that occurred in 2011, the relay cable (route) connecting the telephone exc... [more] CQ2017-33
pp.25-30
CQ 2016-07-27
14:00
Osaka The Osaka Umeda Campus, Kwansei Gakuin Univesity A study on estimation of number of spare equipments for telecommunication networks. -- Alternative solution using the binomial distribution --
Hiroyuki Funakoshi, Tatsuya Matsukawa, Takuma Tsubaki (NTT) CQ2016-41
The authors have been proposed a method to estimate the number of spare equipments necessary for the next month from th... [more] CQ2016-41
pp.49-54
IN 2015-10-15
14:30
Osaka Osaka University Time series analysis of failure rates of equipments for telecommunication networks.
Hiroyuki Funakoshi, Tatsuya Matsukawa, Takuma Tsubaki (NTT) IN2015-53
The failure rates of equipments for telecommunication networks are time series. Therefore, time series analysis is requi... [more] IN2015-53
pp.1-6
CQ, IMQ, MVE, IE
(Joint) [detail]
2015-03-03
09:45
Tokyo Seikei Univ. A study on estimation of number of spare equipments for telecommunication networks
Hiroyuki Funakoshi, Tatsuya Matsukawa, Takuma Tsubaki (NTT) CQ2014-113
The authors have been proposed the failure rate estimation method considering the change in number of equipments for tel... [more] CQ2014-113
pp.7-12
IN 2014-10-16
14:55
Osaka Osaka Univ. A study on the quantification of impact of outage for telecommunication networks
Hiroyuki Funakoshi, Tatsuya Matsukawa (NTT) IN2014-75
In order to quantify the impact of outage for telecommunication networks, the product of number of users and service dow... [more] IN2014-75
pp.7-12
IN, NWS
(Joint)
2014-01-23
11:10
Aichi Nagoya International Center A study on the permeation of reliability evaluation for telecommunication networks
Hiroyuki Funakoshi, Tatsuya Matsukawa (NTT) IN2013-119
The authors studied reliability evaluation techniques specialized in telecommunication networks. The basic examinations ... [more] IN2013-119
pp.9-14
RCS, NS
(Joint)
2013-12-19
09:25
Kagawa Sunport Hall Takamatsu Extreme value analysis for large scale outages of telecommunication networks
Hiroyuki Funakoshi, Tatsuya Matsukawa (NTT) NS2013-136
In telecommunication networks, it is difficult to predict the probability of occurrence of large-scale outages because t... [more] NS2013-136
pp.13-18
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 2008-07-18
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
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