Title :
Beat frequency generation up to 3.4 THz from simultaneous two-mode lasing operation of sampled-grating DBR laser
Author :
Matsui, Y. ; Pelusi, M.D. ; Arahira, S. ; Ogawa, Y.
Author_Institution :
Femtosecond Technol. Res. Assoc., Ibaraki, Japan
fDate :
3/18/1999 12:00:00 AM
Abstract :
Simultaneous two-mode lasing operation for 0.56-3.4 THz beat signal generation is achieved from a single sampled-grating DBR laser by simply controlling the bias current. A high autocorrelation modulation depth and >30 dB suppression of the other cavity modes is demonstrated
Keywords :
diffraction gratings; distributed Bragg reflector lasers; optical modulation; semiconductor lasers; 0.56 to 3.4 THz; autocorrelation modulation depth; beat frequency generation; bias current; cavity mode suppression; simultaneous two-mode lasing; single sampled-grating DBR laser;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19990322
