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Suppression of second harmonic distortion in directly modulated distributed feedback lasers by external light injection

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4 Author(s)
X. J. Meng ; Dept. of Electr. Eng., California Univ., Los Angeles, CA ; T. Chau ; D. T. K. Tong ; M. C. Wu

The suppression of second harmonic distortion in directly modulated semiconductor distributed feedback lasers by optical injection locking has been experimentally demonstrated. Reduction of second harmonic distortion by more than 10 dB has been observed over a wide range of bias currents and modulation frequencies

Published in:

Electronics Letters  (Volume:34 ,  Issue: 21 )