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Search Results: Conference Papers
 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 20件中 1~20件目  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
OFT 2020-01-17
10:30
Aichi NINS Okazaki Conference Center Traffic monitoring technologies for optical cable transfer work efficiency
Yoshitaka Enomoto, Satoshi Simazu, Hideo Kawata, Takashi Ebine (NTT) OFT2019-55
We apply traffic monitoring technologies to 10G-EPON and media converter system with Ethernet OAM technologies. This wil... [more] OFT2019-55
pp.43-48
OFT 2017-05-26
10:20
Shimane Shimane Univ. (Matsue campus) Optical fiber line testing system technologies for various optical cable networks
Tetsuya Iwadou, Yoshitaka Enomoto, Yoshiyuki Kajihara, Jun Onishi (NTT) OFT2017-20
Optical fiber line testing systems have contributed to optical cable networks construction, service activation, failure ... [more] OFT2017-20
pp.89-93
OFT 2015-10-22
16:40
Mie Mie Univ. Maintenance work supporting system using augmented reality technology for transmission equipment in central offices
Yusuke Koshikiya, Yoshitaka Enomoto, Ikutaro Ogushi, Tetsuya Manabe (NTT) OFT2015-32
We present a maintenance work supporting system using an augmented reality (AR) technology for transmission equipment in... [more] OFT2015-32
pp.29-34
OFT 2012-05-25
11:45
Gifu Hida, Earth Wisdom Center Required difference level between communication and identification light for optical fiber identification
Kenichi Nakazawa, Yoshitaka Enomoto, Shigeki Sako (NTT) OFT2012-16
Field engineers have prevented incorrect cutting of optical fibers by receiving the identification light sent from a cen... [more] OFT2012-16
pp.73-76
OFT 2012-05-25
12:10
Gifu Hida, Earth Wisdom Center Optical fiber line testing system technologies for reducing system cost and its application for locating damaged optical fiber cable after disasters
Yoshitaka Enomoto, Kenichi Nakazawa, Wataru Kuratani, Shigeki Sako (NTT) OFT2012-17
We have developed optical fiber line testing system (AURORA) which can reduce construction and maintenance cost and imp... [more] OFT2012-17
pp.77-82
OCS, OFT, ITE-BCT, IEE-CMN
(Joint) [detail]
2011-11-18
09:55
Shimane Shimane Univ. Traffic monitoring system for optical cable transfer work efficiency
Wataru Kuratani, Satoshi Shimazu, Yoshitaka Enomoto (NTT) OFT2011-54
In recent years, number of optical cable equipment have increased for the expansion of optical fiber network services. T... [more] OFT2011-54
pp.37-42
OFT 2011-10-20
15:20
Nagano   Development of indoor optical cable using single-mode hole-assisted fiber in central office
Tomoyoshi Ito, Naoshi Ogawa, Yoshitaka Enomoto, Shinichi Aozasa (NTT) OFT2011-36
We have realized a new optical cord with single-mode hole-assisted fiber (HAF) which has a superior bending loss that co... [more] OFT2011-36
pp.25-30
OFT 2010-10-25
10:30
Saitama Nippon Institute of Technology Highly reliable optical fiber distribution facilities in central office employing single-mode hole-assisted fiber cord
Shinichi Aozasa, Yoshitaka Enomoto, Hiroyuki Oohashi, Yuji Azuma (NTT) OFT2010-28
We realized single-mode hole-assisted optical fiber (HAF) cord whose fiber has a superior bending loss characteristic th... [more] OFT2010-28
pp.1-6
OCS, OFT
(Joint)
2010-08-26
14:40
Hokkaido Asahikawa Tokiwa Shimin Hall High density optical distribution technique for integrated distribution module (IDM)
Shigenori Uruno, Yoshitaka Enomoto, Tomoyoshi Ito (NTT Corp.), Katsuaki Suzuki (NTT West Corp.), Hisashi Fujimoto (NTT Corp.) OFT2010-17
Broadband optical access services are now commercially available. We have already developed optical fiber distribution a... [more] OFT2010-17
pp.5-10
OFT 2010-01-21
10:45
Okinawa   Hole-assisted optical fiber cord identification technique employing visible light
Shinichi Aozasa, Yoshitaka Enomoto, Yuji Azuma (NTT Corp.) OFT2009-63
Hole-assisted optical fiber (HAF) cord hardly generates any bending loss when bent with a small radius, and has already ... [more] OFT2009-63
pp.5-8
OFT 2010-01-21
11:10
Okinawa   Fault section presumption systems for PON with OSS relational transactions to reduce maintenance operation efficiently
Hiroshi Watanabe, Yoshitaka Enomoto, Yuji Azuma (NTT) OFT2009-64
We showed fault section presumption systems for PON with OSS relational transactions to reduce maintenance operation eff... [more] OFT2009-64
pp.9-14
OFT, OCS, IEE-CMN, ITE-BCT
(Joint) [detail]
2009-11-27
11:55
Fukushima   Improvement water sensor module for detecting water in cable joints
Kenichi Nakazawa (NTT Corp.), Tsunekazu Watanabe (NTT WEST), Yoshitaka Enomoto, Wataru Kuratani, Hisashi Fujimoto (NTT Corp.) OFT2009-60
This paper describes new water sensor modules for detecting underground closures that water has penetrated. We evaluated... [more] OFT2009-60
pp.35-39
OFT 2009-10-29
13:45
Oita   Optical-fiber distribution management system using LED navigation and visible light communication technologies
Masaki Waki, Shigenori Uruno, Yoshitaka Enomoto, Yuji Azuma (NTT Corp.) OFT2009-34
FTTH services have been growing rapidly, there are strong need to improve further efficiency and cost-effectiveness netw... [more] OFT2009-34
pp.7-10
OFT, OCS
(Joint)
2009-08-27
15:25
Hokkaido   Optical fiber line testing system employing test light bypass module for in-service monitoring of ADM ring networks
Yoshitaka Enomoto (NTT Corp.) OFT2009-22
This paper describes a novel optical fiber line testing system operating at 1650 nm using test light bypass modules. We ... [more] OFT2009-22
pp.25-30
ICM 2009-07-10
10:05
Yamagata   Architecture design of optical-fiber distribution management system in central office using RFID and LED navigation technologies
Masaki Waki, Shigenori Uruno, Yoshitaka Enomoto, Yuji Azuma (NTT) ICM2009-22
FTTH services have been growing rapidly. We have developed an optical-fiber distribution system using an IDM. However, t... [more] ICM2009-22
pp.51-54
OFT 2009-05-28
16:50
Shizuoka   Application area expansion technology of optical fiber line testing system using small-scale FSs
Tsunekazu Watanabe, Yoshitaka Enomoto, Kenichi Nakazawa, Hisashi Fujimoto (NTT Corp.) OFT2009-9
This paper describes an optical fiber line testing system using a small-scale optical fiber selector (FS) for detecting ... [more] OFT2009-9
pp.39-44
OFT 2009-01-22
15:50
Kochi   Outside optical distribution plant operation support system technologies
Yoshitaka Enomoto, Tsunekazu Watanabe, Hiroshi Watanabe (NTT) OFT2008-76
This paper proposes a newly developed outside optical distribution plant operation support system that uses ID tags and ... [more] OFT2008-76
pp.25-30
OFT 2009-01-22
16:15
Kochi   Distribution management system using identification technology for central office
Shigenori Uruno, Masaki Waki, Yoshitaka Enomoto, Yuji Azuma (NTT) OFT2008-77
Optical IP services such as FTTH and FTTP have been growing rapidly, there is a strong importance to manage the optical ... [more] OFT2008-77
pp.31-34
OFT, OCS, ITE-BCT, IEE-CMN
(Joint) [detail]
2008-11-20
10:00
Oita   Next generation optical distribution and management system in central office
Shinichi Aozasa, Shigenori Uruno, Masaki Waki, Yoshitaka Enomoto, Yuji Azuma (Nippon Telegraph and Telephone Corporation) OFT2008-50
Due to spread of optical access service targets the realization of the optical access network with 20 million subscriber... [more] OFT2008-50
pp.19-22
OFT 2008-05-16
11:45
Osaka   Design of optical fiber line testing system for PON
Yoshitaka Enomoto, Tsunekazu Watanabe, Yutaka Kozawa (NTT) OFT2008-15
This paper describes a highly developed fiber fault isolation technique that can distinguish a fault in branched optical... [more] OFT2008-15
pp.65-70
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