We propose a novel design for arbitrary-order optical differentiation based on a especially-apodized long period fiber grating operated in transmission to fully optimize the energetic efficiency and processing speed of the device.
© 2011 OSA
(060.2340) Fiber optics and optical communications : Fiber optics components
(070.1170) Fourier optics and signal processing : Analog optical signal processing
(320.7080) Ultrafast optics : Ultrafast devices
R. Ashrafi, M. H. Asghari, and J. Azaña, "Fully Optimized Long Period Fiber Grating Designs for Ultrafast Optical Differentiation," in Advanced Photonics, OSA Technical Digest (CD) (Optical Society of America, 2011), paper SPWD5.
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