发明名称 |
System and method for measuring dispersion |
摘要 |
A method for measuring dispersion in an optical fiber is provided and includes the following steps. A periodic wavelength variation pulse light signal is generated by a periodic frequency-swept pulse light source, in which the periodic wavelength variation pulse light signal has periodic wavelength variations. The periodic wavelength variation pulse light signal is transmitted into a test optical fiber. The periodic wavelength variation pulse light signal propagating through the test optical fiber is detected to generate a sensing signal. The sensing signal is transformed into an RF spectrum to obtain a slow periodic pulse timing variation of the periodic wavelength variation pulse light signal in accordance with the RF spectrum. A dispersion value of the test optical fiber is obtained in accordance with the slow periodic pulse timing variation. A system for measuring dispersion in a fiber is also disclosed herein. |
申请公布号 |
US8102519(B2) |
申请公布日期 |
2012.01.24 |
申请号 |
US20100790876 |
申请日期 |
2010.05.31 |
申请人 |
JYU SIAO-SHAN;LAI YIN-CHIEH;LIU SHIOU-FONG;HSIANG WEI-WEI;CHANG HON-CHIEH;NATIONAL CHUNG TUNG UNIVERSITY |
发明人 |
JYU SIAO-SHAN;LAI YIN-CHIEH;LIU SHIOU-FONG;HSIANG WEI-WEI;CHANG HON-CHIEH |
分类号 |
G01N21/00 |
主分类号 |
G01N21/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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