Title :
Pulse generation by harmonic modulation of an integrated DBR laser-modulator
Author :
Froberg, N.M. ; Raybon, G. ; Johnson, Amy M. ; Chen, Y.K. ; Tanbun-Ek, T. ; Logan, R.A. ; Tate, A. ; Wecht, K. ; Sciortino, P.F.
Author_Institution :
AT&T Bell Labs., Holmdel, NJ
fDate :
4/14/1994 12:00:00 AM
Abstract :
34, 17 and 14 ps pulses have been generated at repetition rates of 2.5, 5 and 10 GHz, respectively, from an integrated laser modulator at 1.5 μm. Pulse widths were significantly reduced by modulating at both the fundamental and the second harmonic frequencies
Keywords :
distributed Bragg reflector lasers; electro-optical devices; high-speed optical techniques; integrated optics; optical modulation; pulse width modulation; semiconductor lasers; 1.5 mum; 14 to 34 ps; InGaAsP; InGaAsP quantum well electroabsorption modulator; OTDM; fundamental frequency; harmonic modulation; integrated DBR laser-modulator; pulse generation; pulse train power spectrum; pulse width reduction; repetition rates; second harmonic frequencies;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19940447
