ISSN:
1572-817X
Quelle:
Springer Online Journal Archives 1860-2000
Thema:
Elektrotechnik, Elektronik, Nachrichtentechnik
,
Physik
Notizen:
Abstract A simple method is suggested for calculation of reflection, radiation and transmission coefficients for the distributed feedback structure in the second diffraction order. The method is based on a slight difference between coefficients of reflectionR and radiationI of the surface wave for λ=λ∞ (where λ∞ is the light wavelength corresponding to a precise resonance for the grating length I→∞) and those for λ=λl (where λl is the light wavelength corresponding to the resonance for the finite grating length). The simplicity of the method makes it possible to use it for optimization of the distributed feedback structure by a number of parameters. The technique can be used in the case of thin-film and diffused waveguides for both TE and TM modes.
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1007/BF00624054
