CN100487396C - 使用光偏振控制器进行偏振相关损耗和偏振度测量的设备及方法 - Google Patents
使用光偏振控制器进行偏振相关损耗和偏振度测量的设备及方法 Download PDFInfo
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- CN100487396C CN100487396C CNB2005101261828A CN200510126182A CN100487396C CN 100487396 C CN100487396 C CN 100487396C CN B2005101261828 A CNB2005101261828 A CN B2005101261828A CN 200510126182 A CN200510126182 A CN 200510126182A CN 100487396 C CN100487396 C CN 100487396C
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
- G01M11/33—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face
- G01M11/337—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face by measuring polarization dependent loss [PDL]
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Optical Communication System (AREA)
Abstract
Description
系统 | PDL(dB) |
单模光纤(1.0m) | <0.02 |
(10Km) | <0.05 |
光连接器(直)(角) | 0.005~0.020.02~0.06 |
50/50耦合器(单波长)(1300nm/1500nm) | 0.1~0.20.15~0.3 |
90/10耦合器(90%)(10%) | 0.020.1 |
光隔离器 | 0.05~0.3 |
三口环形器 | 0.1~0.2 |
DWDM复用器 | 0.05~0.1 |
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US63257904P | 2004-12-01 | 2004-12-01 | |
US60/632,579 | 2004-12-01 |
Publications (2)
Publication Number | Publication Date |
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CN1811359A CN1811359A (zh) | 2006-08-02 |
CN100487396C true CN100487396C (zh) | 2009-05-13 |
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CNB2005101261828A Active CN100487396C (zh) | 2004-12-01 | 2005-12-01 | 使用光偏振控制器进行偏振相关损耗和偏振度测量的设备及方法 |
CNU2005201422473U Expired - Lifetime CN2896248Y (zh) | 2004-12-01 | 2005-12-01 | 使用光偏振控制器进行偏振相关损耗和偏振度测量的设备 |
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CNU2005201422473U Expired - Lifetime CN2896248Y (zh) | 2004-12-01 | 2005-12-01 | 使用光偏振控制器进行偏振相关损耗和偏振度测量的设备 |
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US (2) | US7522785B2 (zh) |
CN (2) | CN100487396C (zh) |
Families Citing this family (51)
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US7227686B1 (en) | 2002-01-22 | 2007-06-05 | General Photonics Corporation | Tunable PMD emulators and compensators |
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US7522785B2 (en) * | 2004-12-01 | 2009-04-21 | General Photonics Corporation | Measurements of polarization-dependent loss (PDL) and degree of polarization (DOP) using optical polarization controllers |
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US8345238B2 (en) * | 2008-02-04 | 2013-01-01 | General Photonics Corporation | Measuring optical spectral property of light based on polarization analysis |
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US8059958B1 (en) | 2008-10-10 | 2011-11-15 | Sprint Communications Company L.P. | Measurement of polarization dependent loss in an optical transmission system |
CN101753213B (zh) * | 2009-12-29 | 2015-05-20 | 中兴通讯股份有限公司 | 多信道偏振度监测方法及装置 |
CN101949734B (zh) * | 2010-08-20 | 2011-11-09 | 中国科学院上海光学精密机械研究所 | 提高光束偏振度测量精度的方法 |
US8954023B2 (en) * | 2011-06-24 | 2015-02-10 | Lhc2 Inc | Adaptive polarization array (APA) |
CN102435422B (zh) * | 2011-09-22 | 2014-06-04 | 西安炬光科技有限公司 | 一种半导体激光器偏振测试方法及其测试系统 |
US8780433B2 (en) | 2011-09-28 | 2014-07-15 | General Photonics Corporation | Polarization scrambling based on cascaded optical polarization devices having modulated optical retardation |
CN102434784A (zh) * | 2011-10-21 | 2012-05-02 | 天津大学 | 油气管道泄漏监测系统及其偏振控制方法 |
US9258051B2 (en) * | 2012-06-11 | 2016-02-09 | Lhc2 Inc | Optimization of transmit signal polarization of an adaptive polarization array (APA) |
US8977137B2 (en) * | 2012-07-18 | 2015-03-10 | Fujitsu Limited | Polarization dependent loss compensation |
US9419711B2 (en) * | 2012-09-17 | 2016-08-16 | Ofs Fitel, Llc | Measuring in-band optical signal-to-noise ratio (OSNR) |
US9042724B2 (en) | 2012-12-04 | 2015-05-26 | Jdsu Deutschland Gmbh | Measuring signal to noise ratio of a WDM optical signal |
CN103267576B (zh) * | 2013-05-14 | 2015-05-13 | 西安工业大学 | 光波偏振态高速静态测量装置及测量方法 |
JP2015040795A (ja) * | 2013-08-22 | 2015-03-02 | 住友電工デバイス・イノベーション株式会社 | 試験装置 |
CN103604501B (zh) * | 2013-11-22 | 2015-10-14 | 中国科学院合肥物质科学研究院 | 一种利用偏振分光的差分光学吸收光谱测量系统 |
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CN107607104B (zh) * | 2017-08-31 | 2020-02-14 | 中国兵器工业导航与控制技术研究所 | 低偏振误差的消偏型光纤陀螺 |
CN109560867B (zh) | 2017-09-27 | 2022-05-17 | 富士通株式会社 | 监测偏振相关损耗的方法、装置、接收机和通信系统 |
US10564504B2 (en) * | 2017-11-30 | 2020-02-18 | Palo Alto Research Center Incorporated | Liquid-crystal variable retarder using liquid crystal cells of differing thicknesses |
US10833767B2 (en) * | 2018-01-24 | 2020-11-10 | Indian Institute Of Technology Bombay | Self-homodyne carrier multiplexed transmission system and method for coherent optical links |
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CN109474336B (zh) * | 2019-01-08 | 2020-11-06 | 北京科技大学 | 一种光信噪比监测装置及监测方法 |
US10812183B2 (en) | 2019-02-15 | 2020-10-20 | Viavi Solutions Inc. | Mitigating polarization dependent loss (PDL) by transforming frequency components to a ball |
CN109827758B (zh) * | 2019-03-20 | 2020-11-03 | 北京大盟创业科技有限公司 | 保偏无源器件的偏振消光比测试系统 |
CN110672239B (zh) * | 2019-07-15 | 2021-07-30 | 中国人民解放军陆军工程大学 | 基于斯托克斯参量的光纤压力传感中最佳入射偏振态的选择方法 |
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CN112146849B (zh) * | 2020-08-07 | 2022-02-11 | 上海中科创欣通讯设备有限公司 | 光器件偏振相关衰减的测量方法 |
CN112558109A (zh) * | 2020-12-07 | 2021-03-26 | 北京遥测技术研究所 | 一种机载多波长拉曼偏振大气探测激光雷达系统 |
US20220390322A1 (en) * | 2021-06-07 | 2022-12-08 | Viavi Solutions Inc. | Techniques for providing a swept wavelength (sw) measurement for acquiring polarization dependent loss (pdl) in a single scan |
CN113917591A (zh) * | 2021-10-15 | 2022-01-11 | 中国人民解放军国防科技大学 | 任意偏振转换超表面及将任意偏振光进行偏振转换的方法 |
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- 2005-12-01 CN CNU2005201422473U patent/CN2896248Y/zh not_active Expired - Lifetime
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2009
- 2009-04-21 US US12/427,694 patent/US20090213453A1/en not_active Abandoned
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Also Published As
Publication number | Publication date |
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CN1811359A (zh) | 2006-08-02 |
CN2896248Y (zh) | 2007-05-02 |
US20060115199A1 (en) | 2006-06-01 |
US7522785B2 (en) | 2009-04-21 |
US20090213453A1 (en) | 2009-08-27 |
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