Isolator-free directly modulated complex-coupled DFB lasers for low cost applications

J. Kreissl,Walter Brinker,Erika Lenz,Tom Gaertner,W. Rehbein,Stefan Bauer,B. Sartorius

Isolator-free directly modulated complex-coupled DFB lasers for low cost applications

2005

J. Kreissl
Walter Brinker
Erika Lenz
Tom Gaertner
W. Rehbein
Stefan Bauer
B. Sartorius

Complex-coupled and index-coupled DFB lasers are fabricated and characterized regarding their feedback sensitivity. The feedback stability is improved by 15 dB using the complex coupling. BER measurements demonstrate the potential for isolator-free transmitter application.

Keywords:

Isolator
Tunable laser
Laser
Quantum dot laser
Indexation
Injection seeder
Optical amplifier
Electronic engineering
Optoelectronics
Engineering
Distributed feedback laser
Optics
Light-emitting diode

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