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Waveguide dispersion - PowerPoint PPT Presentation

Short repetition of two important facts (1)

Short repetition of two important facts (1)

Electronic/electrooptical. 1 channel pr fiber. Earlier. WDM: 4-128 channels pr fiber. Now. Up to. Optical amplifier. Short repetition of two important facts (1). Wavelength converter. Optical crossconnect. Optical switches. Circuit switching

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1.2k views • 106 slides
TCOM 503 Fiber Optic Networks

TCOM 503 Fiber Optic Networks

TCOM 503 Fiber Optic Networks. Spring, 2007 Thomas B. Fowler, Sc.D. Senior Principal Engineer Mitretek Systems. Topics for TCOM 503. Week 1: Overview of fiber optic communications Week 2: Brief discussion of physics behind fiber optics

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1.05k views • 78 slides
Chapter 3. Propagation of Optical Beams in Fibers

Chapter 3. Propagation of Optical Beams in Fibers

Chapter 3. Propagation of Optical Beams in Fibers. 3.0 Introduction Optical fibers ? Optical communication - Minimal loss - Minimal spread - Minimal contamination by noise - High-data-rate In this chapter, - Optical guided modes in fibers

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731 views • 38 slides
Intermode Dispersion (MMF)

Intermode Dispersion (MMF)

Intermode Dispersion (MMF). Group Delay ? = L / v g. v gmin ? c/n 1 . (Fundamental) v gmax ? c/n 2 . (Highest order mode). D t /L ?? ?? - 50 ns / km Depends on length!. Intramode Dispersion (SMF). Dispersion in the fundamental mode. Group Delay ? = L / v g

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651 views • 32 slides
Fiber-Optic Communications

Fiber-Optic Communications

Fiber-Optic Communications. Characteristics of Optical Fibers. Characteristics of Optical Fibers. Light Propagation in Optical Fibers Acceptance Angle and Numerical Aperture Acceptance angle is the angle cone of light transmitted down the fiber.

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283 views • 24 slides
Fiber Optics in Communications and Computing

Fiber Optics in Communications and Computing

Fiber Optics in Communications and Computing. Peter Persans Physics Dept., SC1C10, persap. Trans-Atlantic Communications - 1866. 10 words/min. Trans-Atlantic Communications: 1998. 10 13 words/min. A prototypical fiber system. Elements of a communications system. signal source

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107 views • 9 slides
5. PEC Cylindrical Waveguide

5. PEC Cylindrical Waveguide

5. PEC Cylindrical Waveguide. This is a 3-D waveguide. n=2. z. PEC. x. Ref) H. Shin, et al. Phys. Rev. B Vol. 72 085436 (2005). Example code 1/3. set l p = a. L=0.1 a. Symmetry of the guided mode.

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262 views • 5 slides

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