Title :
Tailored DFB laser properties by individually chirped gratings using bent waveguides
Author :
Hillmer, H. ; Zhu, H.L. ; Hansmann, S. ; Grabmaier, A. ; Magari, K. ; Burkhard, H.
Author_Institution :
Deutsche Bundespost Telekom, Darmstadt, Germany
Abstract :
DFB InGaAs/InAlGaAs lasers with quasi-continuously and arbitrarily chirped gratings of ultra-high spatial precision were realized by an economically interesting method using bent waveguides. Several application possibilities are discussed
Keywords :
III-V semiconductors; aluminium compounds; chirp modulation; diffraction gratings; distributed feedback lasers; gallium arsenide; indium compounds; laser beams; laser feedback; optical modulation; quantum well lasers; waveguide lasers; DFB lasers; InGaAs-InAlGaAs; InGaAs/InAlGaAs lasers; arbitrarily chirped gratings; bent waveguides; chirped gratings; distributed feedback laser; laser properties; quasi-continuously chirped gratings; ultra-high spatial precision; Chirp; Gratings; Laser modes; Laser theory; Laser tuning; Optical films; Optical waveguides; Power generation; Power lasers; Waveguide lasers;
Conference_Titel :
Semiconductor Laser Conference, 1994., 14th IEEE International
Conference_Location :
Maui, HI
Print_ISBN :
0-7803-1754-8
DOI :
10.1109/ISLC.1994.518916
