Title :
High frequency operation of 1.57 μm laterally gain coupled DFB lasers with self aligned ohmic contacts and nickel surface gratings
Author :
Schreiner, R. ; Schweizer, H.
Author_Institution :
Infineon Technol., Munich, Germany
Abstract :
Laterally coupled DFB lasers with self-aligned ohmic contacts show the advantage of a, considerably simplified fabrication process. Side-mode-suppresion-ratios up to 55 dB and 3 dB-bandwidths beyond 15 GHz were obtained for these devices.
Keywords :
distributed feedback lasers; laser modes; laser transitions; ohmic contacts; optical transmitters; semiconductor laser arrays; surface emitting lasers; wavelength division multiplexing; 1.57 micron; 15 GHz; WDM systems; fabrication process; high frequency operation; laterally gain coupled DFB-lasers; nickel surface gratings; self aligned ohmic contacts; side-mode-suppresion-ratios; Distributed feedback devices; Etching; Frequency; Laser feedback; Laser modes; Laser noise; Laser theory; Nickel; Optical coupling; Waveguide lasers;
Conference_Titel :
Semiconductor Laser Conference, 2002. IEEE 18th International
Print_ISBN :
0-7803-7598-X
DOI :
10.1109/ISLC.2002.1041099
