Title :
Wide-temperature-range operation of 1.3 μm DFB lasers with low distortion for CATV application
Author :
Watanabe, H. ; Shibata, K. ; Aoyagi, T. ; Takiguchi, T. ; Higuchi, H. ; Aiga, M.
Author_Institution :
Optoelectron. & Microwave Devices Lab., Mitsubishi Electr. Corp., Hyogo, Japan
fDate :
11/21/1996 12:00:00 AM
Abstract :
Low-distortion 1.3 μm DFB lasers operating from -40 to 85°C without any coolers are demonstrated. Extremely low threshold current of 17 mA at 85°C is obtained. The lasers also realise low distortion <-50 dBc at 65°C in 78-channel CSO measurements
Keywords :
cable television; distributed feedback lasers; laser beams; laser noise; optical transmitters; semiconductor lasers; -40 to 85 degC; 1.3 micrometre; 17 mA; CATV application; CSO measurements; DFB lasers; active layers; distortion; light sources; threshold current;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19961513
