Discussion of the solid angle aperture in rectangular multimode step-index waveguides

被引:0
|
作者
Israel, D
Baets, R
机构
[1] IMEC-University of Gent, Department of Information Technology, B-9000 Gent
[2] Department of Information Technology, University of Gent
[3] Department of Information Technology, University of Gent, Engineering Faculty
[4] Optical Society of America, IEEE, Flemish Engineers Association
关键词
apertures; geometrical optics; guided waves; modes; waveguides; multimode waveguides;
D O I
10.1117/1.601170
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The solid angle aperture of highly multimode rectangular step-index waveguides is calculated with mode theory and geometrical optics. There is a difference between the results of the two different approaches, the geometrical optics aperture is larger and includes the aperture obtained from mode theory. A possible cause for this discrepancy is discussed. (C) 1997 Society of Photo-Optical Instrumentation Engineers.
引用
收藏
页码:273 / 275
页数:3
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