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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 21 - 37 of 37 [Previous]  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
OFT 2010-05-27
13:00		 Hiroshima tomo-kouminkan Detection Technique for Optical Fiber Store using Polarization Power Analysis
Masaaki Inoue, Nazuki Honda, Noriyuki Araki, Yuji Azuma (NTT) OFT2010-1		 We proposed a new method for locating an optical fiber store using polarization power analysis. We calculated and measur... [more] OFT2010-1
pp.1-5
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 2009-10-29
13:20		 Oita   New Optical Fibre Line Testing System Function for Facility Location and Identification Using Multivalued Brillouin Frequency Shift Assigned Fibre
Nazuki Honda, Masaaki Inoue, Noriyuki Araki, Yuji Azuma (NTT) OFT2009-33		 We proposed a new method for locating and identifying a facility with high accuracy that uses absolute location markers ... [more] OFT2009-33
pp.1-5
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
15:50		 Hokkaido   Novel Optical Fiber Identification Method Based on Polarization Modulation Caused by Pressure-Induced Retardation
Koji Enbutsu, Noriyuki Araki, Nazuki Honda, Yuji Azuma (NTT Corp.) OFT2009-23		  [more] OFT2009-23
pp.31-34
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
17:15		 Shizuoka   Study of Error-Free Optical Line Switching Method for Ethernet Optical Access System
Kazunori Katayama, Kuniaki Tanaka, Koichi Yoshida, Takeshi Tsujimura, Yuji Azuma, Masatoshi Shimizu (NTT Corp.) OFT2009-10		 The optical line switching method avoiding service interruption has been required for network services mainly employed b... [more] OFT2009-10
pp.45-49
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 2009-01-22
16:40		 Kochi   Selection Methods of Passive Optical Components for PONs to Minimize CAPEX and OPEX according to Failure Rate
Hiroshi Watanabe, Noriyuki Araki, Yuji Azuma (NTT) OFT2008-78		 We proposed selection method of optical components for minimizing the sum of CAPEX and OPEX of optical fiber networks. W... [more] OFT2008-78
pp.35-38
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, OCS, ITE-BCT, IEE-CMN
(Joint) [detail]		 2008-11-20
11:00		 Oita   Basic investigation of new transfer method for optical access line -- Optical access line transfer system without service interrupt --
Yuji Azuma, Kuniaki Tanaka, Koichi Yoshida, Kazunori Katayama, Takeshi Tsujimura, Masatoshi Shimizu (Nippon Telegraph and Telephone Corporation) OFT2008-52		  [more] OFT2008-52
pp.27-31
OFT, OCS, ITE-BCT, IEE-CMN
(Joint) [detail]		 2008-11-21
14:55		 Oita   High precision identification technique for optical fiber cable network using marking fiber with assigned Brillouin frequency shift
Nazuki Honda, Masaaki Inoue, Noriyuki Araki, Yuji Azuma (NTT Corporation) OFT2008-68		  [more] OFT2008-68
pp.107-111
OCS, OFT
(Joint)		 2008-08-29
09:25		 Hokkaido   Individual fiber line testing technique for PON using TLS-OTDR enhanced with reflected backward light analysis method
Koji Enbutsu, Noriyuki Araki, Nazuki Honda, Yuji Azuma (NTT) OFT2008-25		 We describe a fiber line testing technique for passive optical network (PON) that uses backscattered light reflected on ... [more] OFT2008-25
pp.45-48
OFT 2008-01-25
10:20		 Hiroshima   New optical splitter module with high reliability for PON in outside environment
Hiroshi Watanabe, Noriyuki Araki, Yuji Azuma (NTT) OFT2007-58		 This paper describes new optical splitter modules designed and developed for PON (Passive Optical network). To reduce th... [more] OFT2007-58
pp.45-50
OFT 2008-01-25
11:50		 Hiroshima   In-service Line Monitoring System using 1650 nm Brillouin OTDR for 8-branched PON Fibres with Individually Assigned BFSs
Nazuki Honda, Noriyuki Araki, Yuji Azuma (NTT) OFT2007-61		 We described an in-service measurement technique for use in monitoring PON fibres with individually assigned Brillouin f... [more] OFT2007-61
pp.59-64
OCS, OFT, ITE-BCT, IEE-CMN
(Joint) [detail]		 2007-11-21
15:50		 Osaka   Requirements for optical fiber cable testing system for optical fiber cable networks carrying high optical total power
Ikutaro Ogushi, Noriyuki Araki, Yuji Azuma (NTT) OFT2007-43		 Recently, the optical power in optical communication systems has been increasing rapidly through the use of WDM or distr... [more] OFT2007-43
pp.23-26
 Results 21 - 37 of 37 [Previous]  /   
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