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A novel application of semi-insulating InGaAs to a complex coupled DFB-LD is described. Its superior performance in terms of optical efficiency, modulation bandwidth and chirp are described.
Inspec keywords: III-V semiconductors; optical transmitters; diffraction gratings; gallium arsenide; chirp modulation; semiconductor lasers; distributed feedback lasers; indium compounds
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Subjects: Optical communication devices, equipment and systems; Modulation and coding methods; Optical communication; Lasing action in semiconductors; Semiconductor lasers; Laser beam modulation, pulsing and switching; mode locking and tuning; Gratings, echelles; Design of specific laser systems