Broadband operation of GRIN-SC-MQW BH amplifiers is reported with 115 mW output power at 1.54 mu m and 3 dB gain compression. Gain is flat to 0.7 dB over the range 1.42-1.55 mu m. Polarisation sensitivity reduces from 4.5 dB at 1.55 mu m to 1.4 dB at 1.415 mu m.
Published in:
Electronics Letters
(Volume:26
,
Issue:
8
)
Date of Publication: 14 April 1990