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Chapter 8 TDM, WDM, and CDM Systems

Chapter 8 TDM, WDM, and CDM Systems

Chapter 8 TDM, WDM, and CDM Systems. 8.1 Time-Division Multiplexing 8.2 Wavelength-Division Multiplexing 8.3 Definition of a DWDM System 8.4 Main Components Defined 8.4.1 Optical Transmitters 8.4.2 Wavelength Locker 8.4.3 Optical Receivers 8.4.4 Optical Cross Connects (OXC)

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879 views • 58 slides
EE 230: Optical Fiber Communication Lecture 9

EE 230: Optical Fiber Communication Lecture 9

EE 230: Optical Fiber Communication Lecture 9. Light Sources. From the movie Warriors of the Net. Conditions for gain (lasing). E 2 -E 1 <F c -F v (population inversion) g ?(1/L)ln(1/R)+? (net gain) ?=2nL/p, p an integer (phase coherence). Reflectivity. Longitudinal mode spacing.

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498 views • 36 slides
EE 230: Optical Fiber Communication Lecture 10

EE 230: Optical Fiber Communication Lecture 10

EE 230: Optical Fiber Communication Lecture 10. Light Sources and Transmitters. From the movie Warriors of the Net. Light Emitting Diodes. An Introduction to Fiber Optic Systems-John Powers. LED Output Characteristics. Typical Powers 1-10 mW Typical beam divergence

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345 views • 23 slides
Fig. 13-1: Performance-measurement parameters

Fig. 13-1: Performance-measurement parameters

Fig. 13-1: Performance-measurement parameters. Fig. 13-7: OTDR operation. Fig. 13-9: Cutback technique. Fig. 13-10: Launch effects. Fig. 13-11: Insertion-loss technique. Fig. 13-12: Pulse-dispersion measurement. Fif. 13-13: Pulse-shape parameters. Fig. 13-14: Fiber frequency response.

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380 views • 21 slides
EEE440

EEE440

EEE440. Modern Communication Systems Optical Fibre Communication Systems. Announcement. EEE440 Test on mobile and wireless Tuesday 6/12/2011;11am to 1pm DK1. System elements. System elements. Light sources. Semiconductor light-emitting diodes (LEDs) and laser diodes are suitable

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534 views • 15 slides
Introduction

Introduction

Introduction. For new applications : fibre-radio systems optically supplied microwave antennas There is a need for microwave photonic functions. Optical switching matrixes. Emitters. Receivers. microwave. microwave. optical fibre. optical fibre. Axially coupled lasers : fabrication.

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292 views • 13 slides

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