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Fiber-Waveguide Coupler Having a Linear-Tapered Form
Yuanmin CAI Tetsuya MIZUMOTO Yoshiyuki NAITO
IEICE TRANSACTIONS (1976-1990)
Publication Date: 1988/10/25
Print ISSN: 0000-0000
Type of Manuscript: Special Section LETTER (Special Issue: Papers from 1988 Autumn Convention IEICE)
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In integrated optics, it is very important to provide efficient optical coupling between fibers and waveguide devices. In this letter, we propose a fiber-waveguide coupler, whose guide width varies in propagation direction, and show its better coupling behavior than an uniform coupler.