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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OFT | 2010-01-22 10:10 |
Okinawa | Automated Suppression of Polarization-Fluctuation in Resonator Fiber Optic Gyro by a Resonator with Twin 90^o Polarization-Axis Rotated Splices Xijing Wang, Zuyuan He, Kazuo Hotate (Univ. of Tokyo.)  OFT2009-78 |
Automated suppression of polarization-fluctuation in a fiber optic gyro made of a polarization-maintaining fiber (PMF) r... [more] | OFT2009-78 pp.89-94 |
|
| OFT | 2009-05-29 09:30 |
Shizuoka | High-accuracy optical frequency domain reflectometry by single-sweep frequency-averaging Zuyuan He, Rodrigo Kendy Yamashita, Kazuo Hotate (Univ. of Tokyo) OFT2009-11 |
With fine spatial resolution, high sensitivity and broad dynamic range, optical frequency domain reflectometry (OFDR) ha... [more] | OFT2009-11 pp.51-54 |
|
| OFT | 2009-05-29 09:55 |
Shizuoka | Optical Coherence Domain Reflectometry Using Optical Frequency Comb Zuyuan He, Hiroshi Takahashi, Kazuo Hotate (The Univ. of Tokyo) OFT2009-12 |
Various kinds of optical fiber reflectometries are developed with rapidly improved performance as a technology to diagno... [more] | OFT2009-12 pp.55-60 |
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| OFT | 2009-05-29 10:20 |
Shizuoka | High-Speed Distributed Sensing Based on Brillouin Optical Correlation Domain Analysis Weiwen Zou, Zuyuan He, Kazuo Hotate (Univ. of Tokyo) OFT2009-13 |
A novel method is proposed to realize high-speed distributed sensing based on Brillouin optical correlation domain analy... [more] | OFT2009-13 pp.61-66 |
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| OFT, OPE | 2009-03-06 13:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg | Stable entire-length measurement of fiber strain distribution by Brillouin optical correlation-domain reflectometry with polarization scrambling Yosuke Mizuno, Zuyuan He, Kazuo Hotate (Univ. of Tokyo) OFT2008-93 OPE2008-193 |
Recently we have proposed a Brillouin optical correlation-domain reflectometry (BOCDR) to measure the distribution of st... [more] | OFT2008-93 OPE2008-193 pp.31-38 |
| OFT, OPE | 2009-03-06 13:55 |
Tokyo | Kikai-Shinko-Kaikan Bldg | Improvement in Measurement Accuracy and Speed of Distributed Sensing in a Long-length FBG Koji Kajiwara, Kazuo Hotate (Tokyo Univ.) OFT2008-94 OPE2008-194 |
A new sensor system for measuring the Bragg wavelength distribution in a long-length fiber Bragg grating was proposed re... [more] | OFT2008-94 OPE2008-194 pp.39-44 |
| OFT, OCS, ITE-BCT, IEE-CMN (Joint) [detail] |
2008-11-20 11:25 |
Oita | Brillouin optical correlation-domain reflectometry utilizing optical heterodyne detection Yosuke Mizuno, Weiwen Zou, Zuyuan He, Kazuo Hotate (Univ. of Tokyo) OFT2008-53 |
Recently, we have proposed a Brillouin optical correlation-domain reflectometry (BOCDR) to measure the distribution of s... [more] | OFT2008-53 pp.33-38 |
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| OFT, OCS, ITE-BCT, IEE-CMN (Joint) [detail] |
2008-11-20 11:50 |
Oita | Reduction of Backscattering Induced Noise by Carrier Suppression in Waveguide-type Optical Passive Ring Resonator Gyroscope Huilian Ma, Zuyuan He, Kazuo Hotate (Univ. of Tokyo) OFT2008-54 |
For applications requiring smaller, lighter and robust gyros, waveguide-type optical passive ring resonator gyroscope (O... [more] | OFT2008-54 pp.39-42 |
|
| OCS, OFT (Joint) |
2008-08-29 10:30 |
Hokkaido | Performance Evaluation of Long-length FBG Sensor Based on Synthesis of Optical Coherence Function by Simulation Koji Kajiwara, Kazuo Hotate (Tokyo Univ.) OFT2008-27 |
A new technique for measuring the Bragg wavelength distribution in a long length fiber Bragg grating (FBG) based on the ... [more] | OFT2008-27 pp.55-60 |
|
| OCS, OFT (Joint) |
2008-08-29 10:55 |
Hokkaido | Fiber-Optic Brillouin Distributed Discrimination of Strain and Temperature Using Correlation-Based Continuous-Wave Technique Weiwen Zou, Zuyuan He, Kazuo Hotate (Univ. of Tokyo) OFT2008-28 |
This paper presents the first successful demonstration of distributed discrimination of strain and temperature with cm-o... [more] | OFT2008-28 pp.61-64 |
|
| OCS, OFT (Joint) |
2008-08-29 11:20 |
Hokkaido | Rotation Experiment of Ring Resonator Fiber Optic Gyroscope with a Digital Controller Xijing Wang, Zuyuan He, Kazuo Hotate (Univ. of Tokyo) OFT2008-29 |
A quasi rotation experiment of a ring resonator fiber optic gyroscope (R-FOG) with a sensitivity of 0.8^{o}/s under the ... [more] | OFT2008-29 pp.65-70 |
|
| OFT, OCS (Joint) |
2007-08-24 11:45 |
Hokkaido | Improvement on the measurement speed of optical reflectometry by synthesis of optical coherence function Masatoshi Konishi, Zuyuan He, Kazuo Hotate (Univ. of Tokyo) OFT2007-28 |
Optical reflectometry is a technology for diagnosis of optic components, optical modules, and optical networks. Optical ... [more] | OFT2007-28 pp.77-82 |
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| OFT, OCS (Joint) |
2007-08-24 13:25 |
Hokkaido | Optical Fiber Design for Brillouin-scattering-Based Discriminative Sensing of Strain and Temperature Weiwen Zou, Zuyuan He, Kazuo Hotate (Univ. of Tokyo) OFT2007-30 |
We demonstrate the theoretical analysis of Brillouin gain spectra (BGS) in high-delta fibers with F-doped inner cladding... [more] | OFT2007-30 pp.89-94 |
|
| LQE, OPE | 2007-06-29 15:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Experimental Investigation on Temperature and Strain Dependence of Brillouin Frequency Shift in GeO2-doped Optical Fibers Weiwen Zou, Zuyuan He, Kazuo Hotate (Univ. of Tokyo) OPE2007-25 LQE2007-26 |
The Brillouin frequency shift and its dependence on strain and temperature have been experimentally investigated in GeO2... [more] | OPE2007-25 LQE2007-26 pp.47-52 |
| OFT | 2007-05-25 09:55 |
Kagoshima | Enhancement of BOCDA System for Airplane Health Monitoring Masahito Ishioka, Takashi Yari, Kanehiro Nagai (MHI), Shoji Adachi, Rikihiro Iida, Yoshihiro Kumagai (Yokogawa), Kazuo Hotate (University of Tokyo), Tateo Sakurai (RIMCOF) OFT2007-10 |
Recently, an application of the aircraft structural health monitoring (SHM) system is expected by airline from the deman... [more] | OFT2007-10 pp.45-50 |
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| OPE | 2007-02-16 13:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Improvement of Optical Fiber Distributed-Vibration Sensor with Two-mode Optical Fiber Kazuo Hotate, Koji Kajiwara, Kwang-Yong Song, Kei Hamanaka (The Univ. of Tokyo) |
While several kinds of optical fiber sensors have been developed to measure various physical parameters such as strain, ... [more] | OPE2006-165 pp.11-16 |
| OPE | 2007-02-16 14:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Multiplexed strain sensing by synthesis of optical coherence function with time-division phase shift modulation Kiyotaka Matsuo, Kwang-Yong Song, Zuyuan He, Kazuo Hotate (Univ. of Tokyo) |
[more] | OPE2006-166 pp.17-22 |
| OPE | 2006-02-17 13:25 |
Tokyo | A novel distributed strain sensor by synthesizing a dynamic grating in polarization maintaining erbium-doped fiber: Experimental demonstration Xinyu Fan, Zuyuan He, Kazuo Hotate (Univ. of Tokyo) |
We demonstrate experimentally a novel distributed fiber-optic strain sensor by localizing a dynamic grating in polarizat... [more] | OPE2005-147 pp.7-12 |
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| OPE | 2006-02-17 13:50 |
Tokyo | Brillouin optical correlation domain analysis system with kilometer measurement range based on intensity modulation scheme Kwang-Yong Song, Zuyuan He, Kazuo Hotate (Univ. of Tokyo) |
[more] | OPE2005-148 pp.13-18 |
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| OFT, OCS (Joint) |
2005-08-25 13:55 |
Akita | Akita Univ. | High-accuracy high-speed optical reflectometry by synthesis of optical coherence function with adaptive carrier Xinyu Fan, Zuyuan He, Kazuo Hotate (Univ. of Tokyo) |
In fiber optic manufacturing, troubleshooting for fiber optic assembly modules is a long-time headache. To use an optic... [more] | OFT2005-18 pp.13-18 |
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