Title :
A novel low-cost tunable laser using a tunable liquid-crystal subwavelength resonant grating filter
Author :
Chang, Allan S.P. ; Tan, Hua ; Bai, Shufeng ; Wu, Wei ; Yu, Zhaoning ; Chou, Stephen Y.
Author_Institution :
Dept. of Electr. Eng., Princeton Univ., NJ, USA
Abstract :
A novel tunable external cavity laser based on liquid crystal subwavelength resonant grating filter is demonstrated with 7 nm tuning range and over 30 dB side mode suppression ratio. It also exhibits easy assembly, high output power, and good stability.
Keywords :
diffraction gratings; laser cavity resonators; laser tuning; liquid crystal devices; optical communication equipment; optical filters; side mode suppression ratio; tunable external cavity laser; tunable liquid-crystal subwavelength resonant grating filter; tuning range; Assembly; Filters; Gratings; Laser modes; Laser tuning; Liquid crystals; Power generation; Resonance; Stability; Tunable circuits and devices;
Conference_Titel :
Lasers and Electro-Optics, 2003. CLEO '03. Conference on
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-748-2
