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Fiber Bragg Grating

Presentation by

Dimitar Popov

Photonics and

Optical Communication

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Principle of Operation

Bragg Fiber Grating consists of many regular

variations of the refractive index

One center wavelength is reflected and the restof the wavelengths are transmitted

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Apodisation

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Chirped FBGs

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Phase Shifted FBG

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Temperature Stability

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Producing FBG

Phase Mask

Interference Pattern

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Applications

- Dispersion Compensation

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Applications

- Demultiplexor Using FBG

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Fiber Bragg Grating Filter

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References

Dutton, Harry J. R. Understanding Optical

Communications. IBM. InternationalTechnical Support Organization,

September 1998