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Applied Optics

Applied Optics


  • Vol. 29, Iss. 15 — May. 20, 1990
  • pp: 2216–2217

Coupled-mode equations for nonlinear directional couplers

Francisco J. Fraile-Pelaez and Gaetano Assanto  »View Author Affiliations

Applied Optics, Vol. 29, Issue 15, pp. 2216-2217 (1990)

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We point out some inconsistencies in the usual coupled-mode formulation employed to model the nonlinear behavior of symmetric directional couplers. In particular, we show that special care is required when neglecting some of the nonlinear terms in the equations.

© 1990 Optical Society of America

Original Manuscript: October 2, 1989
Published: May 20, 1990

Francisco J. Fraile-Pelaez and Gaetano Assanto, "Coupled-mode equations for nonlinear directional couplers," Appl. Opt. 29, 2216-2217 (1990)

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  1. G. I. Stegeman, E. M. Wright, N. Finlayson, R. Zanoni, C. T. Seaton, “Third Order Nonlinear Integrated Optics,” lEEE/OSA J. Lightwave Technol. LT-6, 953–970 (1988). [CrossRef]
  2. S. M. Jensen, “The Nonlinear Coherent Coupler,” IEEE J. Quantum Electron. QE-18, 1580–1583 (1982). [CrossRef]
  3. A. Ankiewicz, “Novel Effects in Non-Linear Coupling,” Opt. Quantum Electron. 20, 329–337 (1988) and references therein. [CrossRef]
  4. A. Hardy, W. Streifer, “Coupled Mode Theory of Parallel Waveguides,” IEEE/OSA J. Lightwave Technol. LT-3, 1135–1146 (1985). [CrossRef]

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