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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OFT | 2016-10-14 09:55 |
Iwate | MALIOS (Morioka City) | Development of Low Cost Bridge Monitoring System using Hetero-core Optical Fiber Displacement Sensor Kazutaka Nara, Shinichi Arai (FEC), Hiroyuki Sasaki, Tetsuya Con (CSJ), kazuhiro Watanabe (Soka Univ)  OFT2016-23 |
A hetero-core optical fiber displacement sensor has a fusion splice structure of a different core, and detects a change ... [more] | OFT2016-23 pp.29-33 |
| OCS, LQE, OPE | 2011-10-28 13:30 |
Kochi | Kochi University of Technology | Polarization Independent Operation of U-turn Shape Semiconductor Optical Amplifier by Using PLC-based Polarization Diversity Circuit Hideaki Hasegawa, Masaki Funabashi, Kazuomi Maruyama, Takeshi Akutsu, Noriyuki Yokouchi, Kazutaka Nara (FEC) OCS2011-88 OPE2011-126 LQE2011-89 |
We demonstrated a polarization independent SOA with U-turn deep-ridge GaInAsP waveguide using a PLC based PDC. The PDG ... [more] |
OCS2011-88 OPE2011-126 LQE2011-89 pp.175-179 |
| OFT, OPE | 2011-03-04 10:40 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Development of Vertical Spot Size Converter (SSC) with Low Coupling Loss Using 2.5% Silica-Based Planar Lightwave Circuit Yasuyoshi Uchida, Hiroshi Kawashima, Kazutaka Nara (Furukawa Electric) OFT2010-66 OPE2010-170 |
Recently, new planar lightwave circuit (PLC) components are under study, in response to the requirement of downsizing an... [more] | OFT2010-66 OPE2010-170 pp.17-20 |
| OFT | 2009-01-23 12:10 |
Kochi | Fabrication of 8ch PLC-DFB-LD hybrid integrated module with active alignment Takeshi Akutsu, Junichi Hasegawa, Kazutaka Nara, Masaki Funabashi, Hideaki Hasegawa, Noriyuki Yokouchi (Furukawa Elec.) OFT2008-86 |
An 8 ch DFB-LD-PLC hybrid module was fabricated with high precision active alignment. The coupling loss between the DFB-... [more] | OFT2008-86 pp.73-76 |
|
| OPE, OCS (Joint) |
2008-05-16 13:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | 1x64 Optical Splitter using Silica-based PLC on Quartz Substrate Toshiaki Tsuda, Junichi Hasegawa, Kazutaka Nara (The Furukawa Electric) OPE2008-10 |
Recently, the broadband services have spread quickly in Japan. The number of members contracting to a FTTH (Fiber To The... [more] | OPE2008-10 pp.7-10 |
| OFT | 2008-01-25 09:55 |
Hiroshima | Development of PLC 2×32 Splitter on quartz Yasuyoshi Uchida, Kazutaka Nara, Toshiaki Tsuda (The Furukawa Electric Co., Ltd.) OFT2007-57 |
Recently, maintenance of the optical access network globally turned to FTTH(Fiber To The Home) is advanced. There is dem... [more] | OFT2007-57 pp.41-44 |
|
| LQE, OPE, OCS | 2007-11-02 13:55 |
Fukuoka | Dispersion Compensation at 40Gbps NRZ and 10Gbps RZ Using 5-stage PLC-MZI Type Tunable Dispersion Compensator Hiroshi Kawashima, Kazutaka Nara (Furukawa Electric) OCS2007-66 OPE2007-121 LQE2007-107 |
In high bit rate optical transmission systems such as 40Gbps, tunable dispersion compensators are needed to compensate f... [more] | OCS2007-66 OPE2007-121 LQE2007-107 pp.131-134 |
|
| OPE | 2007-05-25 16:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Athermal AWG module with extremely low temperature dependence (<+/-5pm) of center wavelength using multi-compensating plates Junichi Hasegawa, Kazutaka Nara (Furukawa Electric) OPE2007-15 |
We successfully fabricated an athermal AWG module with an extremely low temperature dependence using multi-compensating ... [more] | OPE2007-15 pp.39-42 |
| OFT | 2007-03-02 13:50 |
Tokyo | Monolithically Integrated 20-channel Optical Switch/VOA/Tap Coupler Array Module on Silica-based PLC Noritaka Matsubara, Junichi Hasegawa, Hiroshi Kawashima, Kazutaka Nara, Katsuhiro Hoshino, Taketsugu Sawamura, Toshiaki Tsuda, Keiichiro Saito, Takahiro Ono, Toshihiko Ohta (Furukawa Electric) OFT2006-72 |
Recently Reconfigurable Optical Add/Drop Multiplexing (ROADM) has been investigated in order to realize high bit rate an... [more] | OFT2006-72 pp.9-12 |
|
| OCS, OFT (Joint) |
2006-08-24 13:00 |
Miyagi | Development of wide temperature range operation (-30～70oC) type athermal AWG module with high reliability Junichi Hasegawa, Kazutaka Nara (Furukawa Electric) OFT2006-16 |
[more] | OFT2006-16 pp.1-5 |
|
| OPE | 2006-05-19 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Ultra-wideband Operation of Monolithically Integrated Optical Splitter/Router on Silica-based PLC Kazutaka Nara, Junichi Hasegawa, Noritaka Matsubara, Hiroshi Kawashima (Furukawa Electric) |
[more] | OPE2006-7 pp.1-4 |
| LQE, PN, OPE, OFT, EMT | 2006-01-31 15:20 |
Hyogo | Kobe Univ. | Low Loss 1x8 Splitter/Wideband WDM filter Array Integrated Module using PLC-Chip Direct Attachment for Video Distribution Services of FTTH Toshiaki Tsuda, Kazutaka Nara, Taketsugu Sawamura, Makoto Hasegawa, Nobuya Shinoda (Furukawa Electric) |
Recently, a broadband passive optical network system was internationally standardized by the ITU-T. As a WDM filter in a... [more] | PN2005-67 OFT2005-54 OPE2005-115 LQE2005-130 pp.27-32 |
| OCS, OPE, LQE | 2005-11-04 11:40 |
Fukuoka | Tunable Dispersion Compensator using PLC type Optical Transversal Filter Hiroshi Kawashima, Noritaka Matsubara, Kazutaka Nara (Furukawa Electric) |
In high bit rate optical transmission systems such as 40Gbps, dispersion tolerances will be smaller than the dispersion ... [more] | OCS2005-63 OPE2005-93 LQE2005-101 pp.33-36 |
|
| OPE | 2005-05-20 14:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | 8ch PLC-MZI type WDM filter array with low insersion loss ripple and high isolation Kazutaka Nara, Junichi Hasegawa, Toshiaki Tsuda (Furukawa Electric) |
Recently, a broadband passive optical network (B-PON) system which can realize both a data transmission service and a vi... [more] | OPE2005-9 pp.7-12 |
| PN, OPE, OFT, LQE | 2005-01-27 16:40 |
Osaka | Osaka University | PLC based Optical Splitter for FTTH Toshiaki Tsuda, Taketsugu Sawamura, Haruki Urabe, Kazutaka Nara (Furukawa Electric) |
Recently, an optical splitter of a low insertion loss and a low cost has been quite required for a FTTH (Fiber-To-The-Ho... [more] | PN2004-97 OFT2004-103 OPE2004-204 LQE2004-151 pp.61-64 |
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