Guided Wave Photonics : Fundamentals and Applications with by Le Nguyen Binh

By Le Nguyen Binh

A accomplished presentation of the idea and simulation of optical waveguides and wave propagations in a guided setting, Guided Wave Photonics: basics and functions with MATLAB® offers basic and complicated knowing of built-in optical units which are presently hired in smooth optical fiber communications structures and photonic sign processing platforms. whereas there are numerous texts on hand during this zone, none give you the breadth and intensity of assurance and computational rigor present in this one.

The writer has distilled the data right into a very useful, usable layout. In a logical development of idea and alertness, he begins with Maxwell's equations and progresses on to optical waveguides (integrated optic and fiber optic), couplers, modulators, nonlinear results and interactions, and approach purposes. With up to date insurance of appropriate algorithms, layout courses, fabric platforms, and the most recent equipment and approach purposes, the booklet addresses:

  • Fundamentals of guiding optical waves, together with theoretical and simplified techniques
  • Linear and nonlinear facets of optical waveguiding
  • Manipulating lightwaves by way of coupling and splitting
  • Interactions of lightwaves and ultra-fast electric traveling waves in smooth optical modulators
  • Applications of guided wave units in optical communique platforms and optical sign processing

Providing basic figuring out of lightwave guiding and manipulating recommendations, the textual content covers the sphere of built-in photonics through giving the rules, theoretical and purposes. It explains tips to remedy the optical modes and their coupling in addition to how one can manage lightwaves for functions in communications and sign processing.

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Extra info for Guided Wave Photonics : Fundamentals and Applications with MATLAB®

Sample text

8) This equation indicates that the dispersion characteristics for an arbitrary index profile must be a smooth curve. The rule of refractive index used by Tien [37] to explain a host of new wave phenomena in integrated optical waveguides is that light tends to propagate in the region where the refractive index is largest. In the context of planar optical waveguides with an arbitrary index profile, this rule suggests that for a given profile at a given frequency, the mode field adjusts itself so that maximum value of b is achieved.

The tolerance on each plot is > 1%. 04 Exact Hermite-Gaussian var. 7 Spectral variation of mode spot size: accuracy of Hermite-Gaussian trial field fitting for single mode diffused clad profiles. 043 (A = 20). 2 Exact Hermite-gaussian var. 8 Accuracy of Hermite-Gaussian trial field fitting for single mode clad power law profiles. 043 (A = 20). not take into account the tails of the field. This is where serious agreement between the exact and the Hermite-Gaussian function occurs. This explains the discrepancies in the normalized propagation constant b as estimated by this method.

Single mode planar optical waveguides are very important for integrated optic circuits for applications in advanced ultra-high speed optical communications, see for example, the pioneering works by Korotky et al. [29]. However the methods of analysis are confined predominantly to those originally used in multimode waveguides. In the single mode regime, the variational and WKB methods are expected to perform poorly. In the former, the solutions are strongly affected by the choice of trial fields.

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