CN111006701B - 双极性差分相位编码超高空间分辨率布里渊光时域反射仪 - Google Patents
双极性差分相位编码超高空间分辨率布里渊光时域反射仪 Download PDFInfo
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- CN111006701B CN111006701B CN201911402178.8A CN201911402178A CN111006701B CN 111006701 B CN111006701 B CN 111006701B CN 201911402178 A CN201911402178 A CN 201911402178A CN 111006701 B CN111006701 B CN 111006701B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
- G01D5/35338—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using other arrangements than interferometer arrangements
- G01D5/35354—Sensor working in reflection
- G01D5/35358—Sensor working in reflection using backscattering to detect the measured quantity
- G01D5/35364—Sensor working in reflection using backscattering to detect the measured quantity using inelastic backscattering to detect the measured quantity, e.g. using Brillouin or Raman backscattering
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Communication System (AREA)
- Optical Transform (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
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Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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CN201911402178.8A CN111006701B (zh) | 2019-12-30 | 2019-12-30 | 双极性差分相位编码超高空间分辨率布里渊光时域反射仪 |
PCT/CN2020/070085 WO2021134747A1 (zh) | 2019-12-30 | 2020-01-02 | 双极性差分相位编码超高空间分辨率布里渊光时域反射仪 |
US17/842,826 US11867540B2 (en) | 2019-12-30 | 2022-06-17 | Brillouin optical time domain reflectometer with ultra-high spatial resolution based on bipolar differential phase encoding |
Applications Claiming Priority (1)
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CN201911402178.8A CN111006701B (zh) | 2019-12-30 | 2019-12-30 | 双极性差分相位编码超高空间分辨率布里渊光时域反射仪 |
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CN111006701A CN111006701A (zh) | 2020-04-14 |
CN111006701B true CN111006701B (zh) | 2021-05-07 |
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US (1) | US11867540B2 (zh) |
CN (1) | CN111006701B (zh) |
WO (1) | WO2021134747A1 (zh) |
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CN111006701B (zh) * | 2019-12-30 | 2021-05-07 | 暨南大学 | 双极性差分相位编码超高空间分辨率布里渊光时域反射仪 |
Citations (9)
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WO2010011211A1 (en) * | 2008-07-21 | 2010-01-28 | Qorex, Llc | Dual wavelength strain-temperature brillouin sensing system and method |
CN102313568A (zh) * | 2011-08-30 | 2012-01-11 | 杭州布里特威光电技术有限公司 | 一种布里渊和拉曼同时检测的分布式光纤传感装置 |
CN202195825U (zh) * | 2011-08-09 | 2012-04-18 | 中国计量学院 | 一种超远程脉冲编码分布式光纤拉曼与布里渊光子传感器 |
CN104977233A (zh) * | 2015-06-19 | 2015-10-14 | 河海大学 | 水工结构物及其基础渗流状况分布式光纤辨识系统与方法 |
JP2017044504A (ja) * | 2015-08-24 | 2017-03-02 | 沖電気工業株式会社 | 光ファイバ歪み測定装置及び光ファイバ歪み測定方法 |
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JP2019035724A (ja) * | 2017-08-22 | 2019-03-07 | 沖電気工業株式会社 | 光ファイバ歪み測定装置及び光ファイバ歪み測定方法 |
CN109579887A (zh) * | 2018-12-04 | 2019-04-05 | 上海第二工业大学 | 一种基于复合编码的时分复用光纤光栅传感系统及方法 |
CN111006701A (zh) * | 2019-12-30 | 2020-04-14 | 暨南大学 | 双极性差分相位编码超高空间分辨率布里渊光时域反射仪 |
Family Cites Families (5)
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US20030234921A1 (en) * | 2002-06-21 | 2003-12-25 | Tsutomu Yamate | Method for measuring and calibrating measurements using optical fiber distributed sensor |
JP2010217029A (ja) * | 2009-03-17 | 2010-09-30 | Nippon Telegr & Teleph Corp <Ntt> | 後方ブリルアン散乱光測定方法及び装置 |
CN103148878B (zh) * | 2013-01-09 | 2016-04-20 | 中国电力科学研究院 | 基于并行数据处理技术的布里渊光时域反射仪方法和装置 |
CN103196584B (zh) * | 2013-03-12 | 2015-03-11 | 重庆大学 | 测量光纤中温度和应力的方法、以及布里渊光时域反射仪 |
EP3140620A1 (en) * | 2014-05-05 | 2017-03-15 | Filippo Bastianini | Apparatus for interrogating distributed optical fibre sensors using a stimulated brillouin scattering optical frequency-domain interferometer |
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2019
- 2019-12-30 CN CN201911402178.8A patent/CN111006701B/zh active Active
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2020
- 2020-01-02 WO PCT/CN2020/070085 patent/WO2021134747A1/zh active Application Filing
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2022
- 2022-06-17 US US17/842,826 patent/US11867540B2/en active Active
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WO2010011211A1 (en) * | 2008-07-21 | 2010-01-28 | Qorex, Llc | Dual wavelength strain-temperature brillouin sensing system and method |
CN202195825U (zh) * | 2011-08-09 | 2012-04-18 | 中国计量学院 | 一种超远程脉冲编码分布式光纤拉曼与布里渊光子传感器 |
CN102313568A (zh) * | 2011-08-30 | 2012-01-11 | 杭州布里特威光电技术有限公司 | 一种布里渊和拉曼同时检测的分布式光纤传感装置 |
CN104977233A (zh) * | 2015-06-19 | 2015-10-14 | 河海大学 | 水工结构物及其基础渗流状况分布式光纤辨识系统与方法 |
JP2017044504A (ja) * | 2015-08-24 | 2017-03-02 | 沖電気工業株式会社 | 光ファイバ歪み測定装置及び光ファイバ歪み測定方法 |
JP2019035724A (ja) * | 2017-08-22 | 2019-03-07 | 沖電気工業株式会社 | 光ファイバ歪み測定装置及び光ファイバ歪み測定方法 |
CN108827354A (zh) * | 2018-04-24 | 2018-11-16 | 国家电网公司 | 多参量分布式光纤传感装置 |
CN109579887A (zh) * | 2018-12-04 | 2019-04-05 | 上海第二工业大学 | 一种基于复合编码的时分复用光纤光栅传感系统及方法 |
CN111006701A (zh) * | 2019-12-30 | 2020-04-14 | 暨南大学 | 双极性差分相位编码超高空间分辨率布里渊光时域反射仪 |
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基于序列编码探测脉冲的布里渊光纤传感器的研究;梁浩;《中国博士学位论文全文数据库 信息科技辑》;20111015(第10期);I140-40 * |
Also Published As
Publication number | Publication date |
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US11867540B2 (en) | 2024-01-09 |
CN111006701A (zh) | 2020-04-14 |
WO2021134747A1 (zh) | 2021-07-08 |
US20220316922A1 (en) | 2022-10-06 |
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Effective date of registration: 20211011 Address after: 510630 Room 202, floor 2, No. 35, Huajing Road, Huajing new town, No. 105, Zhongshan Avenue, Tianhe District, Guangzhou, Guangdong Patentee after: Guangzhou bailing Photoelectric Technology Co.,Ltd. Address before: 510632 No. 601, Huangpu Avenue West, Tianhe District, Guangzhou, Guangdong Patentee before: Guangzhou Jinan University Science Park Management Co.,Ltd. |
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Address after: 519075 Yunxi Valley Digital Industrial Park, No. 168 Youyou Road, Xiangzhou District, Zhuhai City, Guangdong Province (Block B, Meixi Commercial Plaza), 5th floor, 5-577 (centralized office area) Patentee after: Guangdong Bailing Optoelectronic Technology Co.,Ltd. Address before: 510630 Room 202, floor 2, No. 35, Huajing Road, Huajing new town, No. 105, Zhongshan Avenue, Tianhe District, Guangzhou, Guangdong Patentee before: Guangzhou bailing Photoelectric Technology Co.,Ltd. |
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