Title :
Low threshold 9 channel waveguide grating router based CW transmitter
Author :
Joyner, C.H. ; Doerr, C.R. ; Stulz, L.W. ; Zimgibl, M. ; Centanni, J.C.
Author_Institution :
AT&T Bell Labs., Holmdel, NJ, USA
Abstract :
We demonstrate a 9-channel waveguide grating router based laser with low (18-22 mA) thresholds. This result was achieved through a combination of techniques including reduced intra-cavity loss, improved router design and optimal active/passive transitions.
Keywords :
diffraction gratings; laser beams; laser cavity resonators; multiplexing equipment; optical losses; optical transmitters; semiconductor lasers; telecommunication network routing; waveguide lasers; wavelength division multiplexing; 18 to 22 mA; 9-channel waveguide grating router based laser; CW transmitter; channel waveguide grating router based CW transmitter; improved router design; low threshold channel waveguide grating router; low thresholds; optimal active/passive transitions; reduced intra-cavity loss; Doping; Gratings; Laser transitions; Optical amplifiers; Optical buffering; Optical filters; Optical losses; Optical waveguides; Transmitters; Waveguide lasers;
Conference_Titel :
Semiconductor Laser Conference, 1998. ISLC 1998 NARA. 1998 IEEE 16th International
Conference_Location :
Nara, Japan
Print_ISBN :
0-7803-4223-2
DOI :
10.1109/ISLC.1998.734236
