| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| AIT, IIEEJ, AS, CG-ARTS |
2025-03-10
13:49 |
Tokyo |
Tokyo Polytechnic Univ. (Nakano) |
SGGX Parameter Estimation for Procedural Yarn Models
Risa Matsuda, Kei Iwasaki (Saitama Univ) |
This paper proposes an estimation method for SGGX distributions that model the normal distribution functions from yarn g... [more] |
AIT2025-79
pp.148-149 |
IEICE-OFT, IEICE-OCS, IEE-CMN, BCT, IEICE-CQ
(Joint) [detail] |
2024-11-07
15:25 |
Kochi |
|
Evaluation of concrete structures with OFDR and developments towards on-site testing
Yuichi Yoshimura, Devin Gunawan, Shintaro Kojima, Yuki Yokota, Michio Imai (Kajima), Chao Zhang, Fumihiko Ito (Shimane Univ.) |
Distributed fiber optic sensing is actively utilized for the efficient, rational construction and maintenance management... [more] |
|
IEICE-OFT, IEICE-OCS, IEE-CMN, BCT, IEICE-CQ
(Joint) [detail] |
2024-11-08
11:15 |
Kochi |
|
Quantum-noise-limited distance of transmission systems with EDFA/Raman amplifiers
Kyo Ioue (Osaka Univ.) |
Fiber Raman amplifiers (FRAs) using transmission lines as amplification media are known to achieve longer transmission d... [more] |
|
| IEICE-SIS, BCT |
2024-10-03
12:35 |
Hokkaido |
Hokusei Gakuen Univ.
(Primary: On-site, Secondary: Online) |
A Proposal of LPWA Signal Relay for MIMO Transmission over Analog RoF Network
Daichi Ishii, Koichiro Nakamura, Rin Tokunaga, Takeshi Higashino, Minoru Okada (NAIST) |
The Low power wide area (LPWA) technology is employed as wireless internet access from remote Internet of Things (IoT) ... [more] |
|
| BCT, IEEE-BT |
2024-02-16
10:30 |
Aichi |
Nagoya International Center
(Primary: On-site, Secondary: Online) |
Anomaly Detection on Radio over Fiber Gap filler using Machine Learning
Koichiro Nakamura, Hiroto Yorioka, Takeshi Higashino, Minoru Okada (NAIST) |
Optical fiber-based gap filler is used to reduce terrestrial broadcasting dead-zone for mitigating the digital divide pr... [more] |
BCT2024-26
pp.21-24 |
| IEICE-OCS, IEICE-OFT, IEE-CMN, BCT [detail] |
2023-11-09
13:00 |
Kyoto |
(Primary: On-site, Secondary: Online) |
[Invited Talk]
Recent developments of infrastructure sensing in civil structures with embedded optical fiber sensor
Yuichi Yoshimura, Kotaro Fujiwara, Ayaka Nasu, Michio Imai, Hideki Nagatani, Junichi Kawabata (Kajima) |
Distributed fiber optical sensing, which comprehensively detects deformations in civil structures, is applied to constru... [more] |
|
| IEICE-OCS, IEICE-OFT, IEE-CMN, BCT [detail] |
2023-11-09
13:40 |
Kyoto |
(Primary: On-site, Secondary: Online) |
Refractive index characteristics of optical fiber sensor by changing distance between two voids formed inside optical fiber using femtosecond laser
Miku Takata, Daisuke Yano, Kenta suzuki, Shoichi Kubodera (Soka Univ.) |
In this study, we evaluated the refractive index characteristics of an optical fiber refractive index sensor with two vo... [more] |
|
| IEICE-OCS, IEICE-OFT, IEE-CMN, BCT [detail] |
2023-11-10
10:35 |
Kyoto |
(Primary: On-site, Secondary: Online) |
High-accuracy distributed strain sensing based on low-coherence BOCDR: simulation and experimental validation
Kenta Otsubo, Guangtao Zhu, Takaki Kiyozumi (YNU), Hiroshi Takahashi (YNU/NTT), Yusuke Koshikiya (NTT), Yosuke Mizuno (YNU) |
As a principle of distributed measurement of strain and temperature along an optical fiber, the strain/temperature depen... [more] |
|
| BCT, IEICE-OCS, IEICE-OFT, IEE-CMN [detail] |
2019-11-22
09:55 |
Yamaguchi |
Kaikyo-Messe-Shimonoseki |
Comb-like Brillouin spectrum generated by pulses arranged at power intervals.
Miyu Okawa, Shohei Kawakami, Daiki Miyake, Fumihiko Ito (Shimane Univ.) |
A correlation analysis method using short pulse trains arranged at power intervals as pump probe light is proposed. The ... [more] |
|
| BCT, IEICE-OCS, IEICE-OFT, IEE-CMN [detail] |
2019-11-22
10:55 |
Yamaguchi |
Kaikyo-Messe-Shimonoseki |
Application of Step Index Core to 5-Core MCF with Standard Cladding Diameter
Masanori Takahashi, Koichi Maeda, Ryuichi Sugizaki, Masayoshi Tsukamoto (Furukawa Electric) |
To apply MCFs to practical optical transmission systems, a 5 core MCF having a clad diameter of 125 μm, which has a good... [more] |
|
| BCT, IEICE-OCS, IEICE-OFT, IEE-CMN [detail] |
2019-11-22
11:20 |
Yamaguchi |
Kaikyo-Messe-Shimonoseki |
Simple equations for evaluating chromatic dispersion of afour-mode fiber
Tomoya Kawasaki, Masaharu Ohasi, Hirokazu Kubota, Yuji Miyoshi (Osaka Prefecture Univ.) |
Mode division multiplexing (MDM) systems using few-mode fibers (FMFs) have been researched and developed for overcoming ... [more] |
|
| BCT, IEEE-BT, HOKKAIDO |
2018-07-26
14:55 |
Hokkaido |
Hokkaido Univ. |
A Study on Radio over Ethernet System for Mobile Wireless Camera
Katsunori Aoki (NHK Engineering System, Inc.), Kenji Murase, Koichiro Imamura (NHK) |
Wireless Camera system, which offers a robust wireless link with low latency, enables the camera operator to move freely... [more] |
BCT2018-63
pp.13-16 |
| IEICE-OFT, IEICE-OCS, IEE-CMN, BCT [detail] |
2017-11-24
14:00 |
Osaka |
Kansa-Univ. Umeda Campus |
Four-core multicore fibers with length of over 50 km by over-cladding bundled rods technique
Yoshimichi Amma, Ryohei Fukumoto, Katsuhiro Takenaga, Kazuhiko Aikawa (Fujikura Ltd.) |
We demonstrate fabrication of long-length four-core multicore fibers (4C-MCFs) by over-cladding bundled rods (OBR) techn... [more] |
|
| IEICE-OFT, IEICE-OCS, IEE-CMN, BCT [detail] |
2017-11-24
14:50 |
Osaka |
Kansa-Univ. Umeda Campus |
Effect of Surface Modes on Core Modes in Hollow-Core Photonic Bandgap Fibers
Nobuaki Kosake, Hirokazu Kubota, Yuji Miyoshi, Masaharu Ohashi (Osaka Pref. Univ.) |
Hollow-core photonic bandgap fibers (PBGFs) with low attenuation and dispersion are expected because they use a micro st... [more] |
|
| IEICE-OFT, IEICE-OCS, IEE-CMN, BCT [detail] |
2017-11-24
15:50 |
Osaka |
Kansa-Univ. Umeda Campus |
257-Tbit/s Partial MIMO-based 10-Mode C+L-band WDM Transmission
Daiki Soma, Shohei Beppu, Yuta Wakayama (KDDI Research, Inc.), Koji Igarashi (Osaka Univ.), Takehiro Tsuritani (KDDI Research, Inc.) |
Mode-division multiplexing (MDM) transmission technique using a few-mode fiber (FMF) has been investigated to overcome t... [more] |
|
| BCT, IEEE-BT |
2017-07-28
10:20 |
Hokkaido |
Sapporo center for gender quality |
[Memorial Lecture]
Research and Development on Receiving System for UHDTV Satellite Broadcasting
Masafumi Nagasaka (NHK) |
Test satellite broadcasting of UHDTV started on August 1st, 2016. In 2018, satellite broadcasting of UHDTV will begin by... [more] |
BCT2017-71
pp.41-46 |
| BCT, IEEE-BT |
2017-06-16
16:25 |
Tokyo |
NTV Shiodome Bldg. |
Picture wireless transfer from high speed mobile
Tomohiro Mogi, Takeshi Yajima, Tatsuya Shikiji, Toshihiro Hosoya, Daisuke Aida, Eiki Ushijima, Nobuyuki Kuroyanagi (Hitachi Kokusai Yagi Solutions) |
OFDM is increasingly utilized in the field of mobile radio because it is robust over phasing or multipath. However, the ... [more] |
BCT2017-58
pp.25-28 |
| BCT, IEEE-BT [detail] |
2017-02-23
16:10 |
Aichi |
Kanpo-no-yado Chita-mihama |
Optical Repeater for Super Higher-order modulation OFDM signal
Sho Yoshida, Yuya Kaneko, Takeshi Higashino, Minoru Okada (NAIST) |
In the next generation digital terrestrial television broadcasting (DTTB), higher transmission rate than that of the cur... [more] |
BCT2017-31
pp.33-36 |
BCT, IEICE-OFT, IEICE-OCS, IEE-CMN
(Joint) [detail] |
2016-11-10
17:25 |
Nagasaki |
CORE COMMUNICATION IN NAGASAKI |
Characteristics of Distribution Equipments for UHDTV Satellite Broadcasting Reception
Masafumi Nagasaka, Yuki Koizumi, Masaaki Kojima, Shoji Tanaka (NHK), Kazuya Ueda (ARIB) |
Test satellite broadcasting of UHDTV started on August 1st, 2016. In 2018, practical satellite broadcasting of UHDTV wil... [more] |
BCT2016-79
pp.31-36 |
| BCT, IEEE-BT |
2016-02-18
17:00 |
Hokkaido |
Kanpo-No-Yado (Otaru) |
A consideration of optical repeater for next generation digital terrestrial broadcasting signal using radio over fiber
Kazuma Nishiyasu, Yuya Kaneko, Takeshi Higashino, Minoru Okada (NAIST) |
In the next generation digital terrestrial, the QAM (Quadrature Amplitude Modulation) with high number modulation and mu... [more] |
BCT2016-26
pp.37-40 |