2Jayaraman V,Chuang Z M,et al.Theory,design,and performance of extended tuning rangesemiconductor lasers with sampled gratings.IEEE J Quantum Electron,1993,29(6):1825
3Lee S L,Tauber D A,et al.Dynamic responses of widely tunable sampled grating DBRlasers.IEEE Photonics Technol Lett,1996,8(12):1597
4Rigole P J,Nilsson S,et al.114nm wavelength tuning range of a vertical gratingassisted codirectional coupler laser with a super structure grating distributed braggreflector.IEEE Photonics Technol Lett,1995,7(7):697
5Delorme F,Alibert G,et al.High reliability of high-power and widely tunable 1.55μmdistributed Bragg reflector laser for WDM applications.IEEE J Sel Topics QuantumElectron,1997,3(2):607