DocumentCode
3003805
Title
Apodisation of photo-induced waveguide gratings with double-exposure of reversely varied duty cycles
Author
Shu, Xuewen ; Sugden, Kate ; Bennion, Ian
Author_Institution
Aston Univ., Birmingham
fYear
2007
fDate
6-11 May 2007
Firstpage
1
Lastpage
2
Abstract
We present a novel apodisation scheme for photo-induced waveguide gratings. The apodisation is implemented with double exposures that have reversely varying duty cycles. We have successfully applied the proposed scheme to remove the sidelobes of long period gratings.
Keywords
diffraction gratings; optical images; optical waveguides; apodisation; double exposure; duty cycles; long period grating sidelobe; photo-induced waveguide grating; Bragg gratings; Fiber gratings; Optical devices; Optical fiber communication; Optical fibers; Optical refraction; Optical sensors; Optical waveguides; Photonics; Refractive index;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics, 2007. CLEO 2007. Conference on
Conference_Location
Baltimore, MD
Print_ISBN
978-1-55752-834-6
Type
conf
DOI
10.1109/CLEO.2007.4452529
Filename
4452529
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