We demonstrate evanescently-coupled avalanche photodiodes utilizing a planar short multimode waveguide. These devices exhibit high-responsivity (>0.62 A/W at unit gain), broad bandwidth (34.8 GHz at low gain) and 160 GHz gain-bandwidth product.
© 2004 Optical Society of America
S. Demiguel, X. Zheng, N. Li, X. Li, J. C. Campbell, J. Decobert, N. Tscherptner, and A. Anselm, "Evanescently-coupled avalanche photodiodes integrating a short multimode waveguide for high-responsivity and high-speed applications," in Optical Fiber Communication Conference, Technical Digest (CD) (Optical Society of America, 2004), paper TuM3.
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