METHOD FOR CALCULATING COUPLING LENGTH OF TI-LINBO3 WAVE-GUIDE DIRECTIONAL-COUPLERS

被引:9
作者
HAWKINS, RT
GOLL, JH
机构
[1] Tektronix Inc, Beaverton, OR, USA
关键词
LITHIUM COMPOUNDS - WAVEGUIDES; OPTICAL;
D O I
10.1109/50.4078
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A theory is reported for calculating the coupling length Lc of Ti:LiNbO3 single-mode waveguide directional couplers from the process parameters and operating wavelength. Estimates are accurate to within a factor of 2 compared with published experimental results for Z-cut Y-propagating LiNbO3 devices for 0.63 μm &le λ &le 1.56 μm. The use of this formalism to determine acceptable process parameter and wavelength tolerances is demonstrated.
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页码:887 / 891
页数:5
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