Title :
Regenerative amplification in a quantum dot SOA
Author :
Contestabile, G. ; Maruta, A. ; Sekiguchi, S. ; Morito, K. ; Sugawara, M. ; Kitayama, K.
Author_Institution :
Dept. of Electr., Electron. & Inf. Eng., Osaka Univ., Suita, Japan
Abstract :
We report regenerative amplification of 10, 40 and 80 Gb/s return-to-zero (RZ) signals in a columnar quantum dot SOA (CQD-SOA). Self-phase-modulation (SPM) with a red-shifted band-pass filter and limiting amplification are exploited.
Keywords :
III-V semiconductors; Raman lasers; band-pass filters; gallium arsenide; gallium compounds; indium compounds; optical filters; quantum dot lasers; red shift; self-phase modulation; semiconductor optical amplifiers; InAs-InGaAsP; bit rate 10 Gbit/s; bit rate 40 Gbit/s; bit rate 80 Gbit/s; columnar quantum dot SOA; quantum dot semiconductor optical amplifiers; red-shifted band-pass filter; regenerative amplification; return-to-zero signals; self-phase-modulation; Bandwidth; Optical attenuators; Optical filters; Optical noise; Optical saturation; Pulse amplifiers; Quantum dots; Scanning probe microscopy; Semiconductor device noise; Semiconductor optical amplifiers;
Conference_Titel :
Optical Fiber Communication (OFC), collocated National Fiber Optic Engineers Conference, 2010 Conference on (OFC/NFOEC)
Conference_Location :
San Diego, CA
Electronic_ISBN :
978-1-55752-884-1
