Experimental study on the timing jitter of gain-switched laser diodes with photo n injection
Author(s) -
Yuncai Wang
Publication year - 2003
Publication title -
acta physica sinica
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.199
H-Index - 47
ISSN - 1000-3290
DOI - 10.7498/aps.52.2190
Subject(s) - jitter , materials science , diode , laser , optics , pulse (music) , gain switching , laser diode , noise (video) , optoelectronics , semiconductor laser theory , physics , telecommunications , computer science , detector , artificial intelligence , image (mathematics)
A gain-switched laser diode (LD) was used as an external pulse injection source to reduce the timing jitter of gain-switched Fabry-Perot and DFB LDs. The low j itter and frequency-independent optical pulse can be achieved using this techniq ue. Phase noise measurement shows that with external pulse injection, the timing jitter of gain-switched FP LD was reduced from 1.2ps to 830fs and the timing ji tter of gain-switched DFB was reduced from 12ps to 1.2ps.
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