CROSSTALK IN TI-LINBO3 DIRECTIONAL COUPLER SWITCHES CAUSED BY TI CONCENTRATION FLUCTUATIONS

被引:24
作者
MCCAUGHAN, L
CHOQUETTE, KD
机构
[1] Univ of Wisconsin, Madison, WI, USA, Univ of Wisconsin, Madison, WI, USA
关键词
INTEGRATED OPTICS - Components - LITHIUM COMPOUNDS - Applications - TITANIUM AND ALLOYS - Diffusion - WAVEGUIDES; OPTICAL; -; Measurements;
D O I
10.1109/JQE.1986.1073049
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
Random fluctuations have been observed in the local Ti concentration profiles of Ti-diffused LiNbO//3 waveguides. Calculations show that these variations explain the degraded switch extinction ratio (i. e. , crosstalk) and other nonideal characteristics observed in LiNbO//3 optical switches. A device configuration for eliminating this source of crosstalk is shown.
引用
收藏
页码:947 / 951
页数:5
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