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SIMULTANEOUS ACHIEVEMENT OF LOW INSERTION LOSS, HIGH CONTRAST AND LOW OPERATING VOLTAGE IN ASYMMETRIC FABRY-PEROT REFLECTION MODULATOR
被引:31
作者:
LAW, KK
WHITEHEAD, M
MERZ, JL
COLDREN, LA
机构:
[1] Department of Electrical and Computer Engineering, University of California, Santa Barbara, Santa Barbara
关键词:
MODULATORS;
OPTICAL MODULATION;
ELECTROOPTICS;
OPTICS;
D O I:
10.1049/el:19911157
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:
A normally-on high-performance asymmetric Fabry-Perot modulator using the quantum confined Stark effect in GaAs quantum wells confined by short period AlAs-GaAs super-lattices is reported. The modulator is the first of this type to exhibit simultaneously low insertion loss (< 1.65 dB), large reflectivity change (> 68%) and practically infinite contrast at the Fabry-Perot resonance for an operating voltage swing of under 4 V.
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页码:1863 / 1865
页数:3
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