THEORY FOR CALCULATING APPROXIMATE VALUES FOR THE PROPAGATION CONSTANTS OF AN OPTICAL RIB WAVE-GUIDE BY WEIGHTING THE REFRACTIVE-INDEXES

被引:56
作者
KENDALL, PC [1 ]
ADAMS, MJ [1 ]
RITCHIE, S [1 ]
ROBERTSON, MJ [1 ]
机构
[1] BRITISH TELECOM RES LABS,IPSWICH IP5 7RE,SUFFOLK,ENGLAND
来源
IEE PROCEEDINGS-A-SCIENCE MEASUREMENT AND TECHNOLOGY | 1987年 / 134卷 / 08期
关键词
ELECTROMAGNETIC WAVES - Propagation in Guides;
D O I
10.1049/ip-a-1.1987.0094
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
The effective-index method is an approximate way of calculating the propagation constants of a rib waveguide. It is shown that the range of application and the uniformity of approximation can be enhanced by weighing the indices appropriately. The theory is presented and the results compared with accurately known values.
引用
收藏
页码:699 / 702
页数:4
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