TR2015-017

Separation of semiconductor laser intrinsic linewidth and 1/f noise using multiple fiber length for self-heterodyne method


    •  Kojima, K.; Horiguchi, Y.; Koike-Akino, T.; Shimakura, Y.; Enoki, K.; Yagyu, E., "Separation of Semiconductor Laser Intrinsic Linewidth and 1/f Noise Using Multiple Fiber Length for Self-heterodyne Method", Optical Fiber Communication Conference (OFC), DOI: 10.1364/OFC.2015.W2A.18, ISBN: 978-1-55752-937-4, March 2015.
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      • @inproceedings{Kojima2015mar1,
      • author = {Kojima, K. and Horiguchi, Y. and Koike-Akino, T. and Shimakura, Y. and Enoki, K. and Yagyu, E.},
      • title = {Separation of Semiconductor Laser Intrinsic Linewidth and 1/f Noise Using Multiple Fiber Length for Self-heterodyne Method},
      • booktitle = {Optical Fiber Communication Conference (OFC)},
      • year = 2015,
      • month = mar,
      • doi = {10.1364/OFC.2015.W2A.18},
      • isbn = {978-1-55752-937-4},
      • url = {http://www.merl.com/publications/TR2015-017}
      • }
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  • Research Area:

    Electronics & Communications


We proposed a method of measuring the intrinsic linewidth of semiconductor lasers, by using self-heterodyne method with multiple measurements of different delay fiber lengths. By eliminating the 1/ f noise effects, the linewidth becomes much smaller than the conventional measurement method.