Lec-8 Optical Amplifiers and Detectors(03-Mar-2011)

Lec-8 Optical Amplifiers and Detectors(03-Mar-2011) -...

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1 Photonic Network By Dr. M H Zaidi LASERS Revisited 1 Photonic Network By Dr. M H Zaidi Review of previous Lecture The light emitter is an important element because it is often the most costly element in the system, and its characteristics often strongly influence the final performance limits of a given link. L aser diodes are typically constructed of for short-wavelength