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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OCS, OFT, IEE-CMN, ITE-BCT (Joint) [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)  OFT2023-52 |
As a principle of distributed measurement of strain and temperature along an optical fiber, the strain/temperature depen... [more] | OFT2023-52 pp.24-29 |
| OFT | 2023-10-12 15:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Proposal of differential spectrum scheme in Brillouin optical correlation-domain reflectometry Ryo Inoue, Haruki Sasage, Yusei Shirai, Keita Kikuchi (SIT), Yosuke Mizuno (YNU), Heeyoung Lee (SIT) OFT2023-38 |
In Brillouin optical correlation-domain reflectometry (BOCDR), the length of the fiber under test (FUT) (i.e., the measu... [more] | OFT2023-38 pp.89-92 |
| EST, MW, EMT, OPE, MWPTHz, IEE-EMT [detail] | 2023-07-21 13:50 |
Hokkaido | Muroran Institute of Technology (Primary: On-site, Secondary: Online) |
Antenna-Coupled Electrode Electro-Optic Modulator/Sensor for Simultaneous Receiving of Two Orthogonal Polarization Components for 5G Wireless Signals Shunsuke Nakamori, Yui Otagaki (Mie Univ.), Masahiro Sato, Masatoshi Onizawa (SEIKOH GIKEN), Satoru Kurokawa (AIST), Hiroshi Murata (Mie Univ.) EMT2023-44 MW2023-62 OPE2023-44 EST2023-44 MWPTHz2023-40 |
The 28 GHz band used in the fifth-generation (5G) mobile communication system has a disadvantage of large propagation lo... [more] | EMT2023-44 MW2023-62 OPE2023-44 EST2023-44 MWPTHz2023-40 pp.179-182 |
| EST | 2023-01-26 11:20 |
Okinawa | (Primary: On-site, Secondary: Online) |
Analysis of Scattered Light for Biological Imaging Using Optical Pulses Kaito Kobayashi, Seiya Kishimoto, Shuichiro Inoue, Shinichiro Ohnuki (Nihon Univ.) EST2022-78 |
We aim to develop a superior biological imaging method using optical pulses and study time-resolved measurements of mous... [more] | EST2022-78 pp.26-30 |
| EA, US (Joint) |
2022-12-22 16:50 |
Hiroshima | Satellite Campus Hiroshima | [Poster Presentation]
Selection of light sources and amplification with fiber amplifier in fiber optic reflection ultrasonic probe Jumpei Hayakawa, Yuji Wada, Kentaro Nakamura (Tokyo Tech) US2022-60 |
Currently, application of high intensity airborne ultrasound in high frequency band is expanding. For evaluating such in... [more] | US2022-60 pp.50-55 |
| ED, MWPTHz | 2022-12-20 13:40 |
Miyagi | Optical and RF signal phase measurement using Mach-Zehnder modulators based on optical spectrum analysis Huang Qingchuan (Waseda Univ), Keizou Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ) ED2022-84 MWPTHz2022-55 |
Wide applications of massive MIMO antenna system require well adjustments of phase difference between sub antenna units.... [more] | ED2022-84 MWPTHz2022-55 pp.62-66 |
|
| ITE-BCT, OCS, IEE-CMN, OFT | 2022-11-11 10:10 |
Miyagi | Forest-Sendai (Primary: On-site, Secondary: Online) |
Observation of Rayleigh scattering by simplified optical correlation-domain reflectometry Tomoya Miyamae, Guangtao Zhu, Takaki Kiyozumi (YNU), Kohei Noda (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech/YNU), Yosuke Mizuno (YNU) OFT2022-39 |
Recent rapid growth of optical fiber communication has led to a significant demand for health monitoring technology of o... [more] | OFT2022-39 pp.11-14 |
| ITE-BCT, OCS, IEE-CMN, OFT | 2022-11-11 14:15 |
Miyagi | Forest-Sendai (Primary: On-site, Secondary: Online) |
Time-resolve constellation monitoring of quadrature amplitude modulation optical signals with time-and-frequency slicing-and-synthesizing method Tsubasa Fujiwara, Koji Igarashi (Osaka Univ), Fumihiko Ito (Shimane Univ) OCS2022-47 |
In coherent transmission systems, we require simple constellation monitoring of quadrature amplitude modulation (QAM) op... [more] | OCS2022-47 pp.41-45 |
| PEM (2nd) |
2022-10-13 16:05 |
Hiroshima | National Institute of Technology,Kure college | Antenna-coupled electrode electro-optic modulator for simultaneous receipt and discrimination of two orthogonal polarization components Shunsuke Nakamori, Yui Otagaki (Mie Univ.), Masahiro Sato, Masatoshi Onizawa (SEIKOH GIKEN), Satoru Kurokawa (AIST), Hiroshi Murata (Mie Univ.) |
Fifth-generation (5G) mobile communication systems will mainly use the 28 GHz band of millimeter waves. However millimet... [more] | |
| MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] | 2022-07-19 15:45 |
Hokkaido | Asahikawa Civic Culture Hall (Primary: On-site, Secondary: Online) |
Fundamental Characteristic Measurements of Electroabsorption Modulator Integrated Laser Diode for Vector Modulation Yuki Seto (Waseda Univ.), Keizo Ingaki (NICT), Tetsuya Kawanishi (Waseda Univ.) EMT2022-28 MW2022-52 OPE2022-31 EST2022-29 MWPTHz2022-26 |
We measured the fundamental characteristics of an EA modulator integrated laser diode for vector modulation of light. Di... [more] | EMT2022-28 MW2022-52 OPE2022-31 EST2022-29 MWPTHz2022-26 pp.99-102 |
| US | 2022-06-30 10:30 |
Osaka | Kansai University (Senriyama Campus) | Development of photoacoustic signal measurement system for an optically mechanical-property-observation Kazuki Tamura (HUSM), Ken-ya Hashimoto (UESTC), Shinpei Okawa (HUSM) US2022-9 |
Mechanical properties of biological tissues are reported to relate to inflammation and lesions. This study develops a me... [more] | US2022-9 pp.1-4 |
| OPE, OFT, OCS (Joint) [detail] |
2022-02-24 16:00 |
Online | Online | A study of optical power measurement using a infrared image sensor for a remote operated optical path switching node Ryo Koyama, Yoshiteru Abe, Kazunori Katayama (NTT) OFT2021-73 OPE2021-53 |
Optical access network is an important infrastructure of 5G mobile service and incoming Beyond 5G mobile service. These ... [more] | OFT2021-73 OPE2021-53 pp.17-22(OFT), pp.21-26(OPE) |
| PEM (Workshop) |
2021-11-29 - 2021-11-30 |
Hokkaido | Hokkaido Univ. (Hybrid by remote) (Primary: On-site, Secondary: Online) |
28 GHz-Band Antenna-Coupled-Electrode Electro-Optic Modulator for Converting Two Orthogonal-Polarization Field Components Simultaneously for 5G Mobile Systems Yui Otagaki, Shunsuke Nakamori, Hiroto Yokohashi (Mie Univ.), Sayaka Matsukawa, Satoru Kurokawa (AIST), Masahiro Sato, Masatoshi Onizawa (SEIKOH GIKEN), Hiroshi Murata (Mie Univ.) |
Antenna-coupled-electrode electro-optic modulator has been developed to simultaneously receive and convert orthogonal po... [more] | |
| OFT | 2021-10-14 10:30 |
Online | Online | [Poster Presentation]
High-speed BOCDR with unlimited strain dynamic range Kazuya Kishizawa, Motoki Sano (YNU), Kohei Noda (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU) OFT2021-21 |
Optical fiber sensors have been extensively studied as key tools for structural health monitoring because of their ease ... [more] | OFT2021-21 pp.1-4 |
| OFT | 2021-10-14 10:30 |
Online | Online | [Poster Presentation]
World-fastest operation of OCDR without spatial resolution deterioration Tomoya Miyamae, Zhu Guangtao, Takaki Kiyozumi (YNU), Kohei Noda (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU) OFT2021-23 |
Recent rapid growth of optical fiber communication has led to a significant demand for health monitoring technology of o... [more] | OFT2021-23 pp.9-12 |
| PN | 2021-08-31 15:15 |
Online | Online | Estimation of Transmitter IQ Imbalance in Digital Coherent Communication Systems Naoki Tsuchida, Takuma Kuno, Yojiro Mori, Hiroshi Hasegawa (Nagoya Univ.) PN2021-25 |
To satisfy the ever-increasing traffic demand in a cost-effective manner, the transmission capacity per wavelength needs... [more] | PN2021-25 pp.74-79 |
| OFT, OCS, LSJ (Joint) [detail] |
2021-08-26 14:45 |
Online | Online | A method for continuously measuring backscattered light at an arbitrary point on an optical fiber Shiro Ryu (Meiji Univ.), Takafumi Tsuboya (SECOM) OFT2021-14 |
We have proposed a continuous measurement method for Rayleigh backscattered light in the time domain at any point on the... [more] | OFT2021-14 pp.13-18 |
| OPE, MW, IEE-EMT, MWP, EST, EMT, THz [detail] | 2021-07-15 14:05 |
Online | Online | [Invited Talk]
Channel Estimation for Body-Coupled Communication with an Optical Sensor and Machine Learning Ai-ichiro Sasaki, Akinori Ban (Kindai Univ.), Kazuki Morita (Aisin AW-I) EMT2021-13 MW2021-18 OPE2021-7 EST2021-14 MWP2021-15 |
Body-coupled communication (BCC) is a short-rage wireless technology that can link communication devices with a human bo... [more] | EMT2021-13 MW2021-18 OPE2021-7 EST2021-14 MWP2021-15 pp.34-39 |
| MWP | 2021-05-26 17:25 |
Online | Online | Measurement of frequency characteristic in photodetectors using two-tone signals and estimation of non-linearity in photodetectors for wide-band signals Yuta Maeda, Nonoka Maniwa, Yuki Seto, Ryoga Kawabata (Waseda Univ.), Keizo Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ.) MWP2021-7 |
In wideband radio systems, radio-over-fiber would play important roles in simplification of the system. In a fiber wirel... [more] | MWP2021-7 pp.29-33 |
| QIT (2nd) |
2021-05-24 13:30 |
Online | Online | [Poster Presentation]
Designing microwave antenna for the optically detected magnetic resonance in NV centers toward biological applications Keisuke Oshimi (Osaka City Univ./Okayama Univ.), Yushi Nishimura, Eiji Shikoh, Yuka Takezawa, Eriko Kage-Nakadai (Osaka City Univ.), Masazumi Fujiwara (Osaka City Univ./Okayama Univ.), Yoshio Teki (Osaka City Univ.) |
It has been reported that using fluorescent nanodiamonds (NDs) with nitrogen vacancy (NV) centers enables to obtain vari... [more] | |
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