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Conferences > OFC > 2008 > OWD > OWD5
  • Optical Fiber Communication Conference/National Fiber Optic Engineers Conference
  • OSA Technical Digest (CD) (Optica Publishing Group, 2008),
  • paper OWD5

Precise and simple group delay measurement of dispersive devices based on ultrafast optical differentiation

Fangxin Li, Yongwoo Park, and José Azaña

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Abstract

We propose and demonstrate a very simple technique for accurately measuring the group delay of dispersive devices. It only requires an optical differentiator (uniform long-period fiber grating), a pulsed laser source and a high-speed oscilloscope.

© 2008 Optical Society of America

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