标签: optoelectronics

[optoelectronics]ch-3opticalwaveguideOPTICALWAVEGUIDESDivisionofElectricalandComputerEngineeringHanyangUniversityhttp://oeic.hanyang.ac.krCOMMUNICATIONRESEARCHLAB.3-LAYERSLABWAVEGUIDEnc≤nsns:AsymmetricWaveguideCOMMUNICATIONRESEARCHLAB.GUIDINGCONDITIONsinθ>sinθs≥sinθcnsθs=sinnf1,ncθc=sinnf1sinθCOMMUNICATIONRESEARCHLAB.rDECOMPOSITIONofkfrcosθ+zsinθ]kf1=k0nf[xrcosθ+zsinθ]kf2=k0nf[xLongitudinalPropagationConstantβ=k0nfsinθTransverseWaveNumberκx=k0nfcosθ=(k0nf)2β2COMMUNICATIONRESEARCHLAB.T……