Title :
Suppression of channel-by-channel variation in wavelength switching time of TDA-CSG-DR laser
Author :
Matsuura, Hiroshi ; Kaneko, Tetsuya ; Tanizawa, Ken ; Banno, Eiichi ; Uesaka, Katsumi ; Kuwatsuka, H. ; Namiki, Shu ; Shoji, Hajime
Author_Institution :
Nat. Inst. of Adv. Ind. Sci. & Technol. (AIST), Tsukuba, Japan
Abstract :
The channel-by-channel variation in wavelength switching time was suppressed by applying pre-emphasis technique to on-chip heater control. The standard deviation of switching time was reduced to 1/9, by introducing 450-μS time delay for pre-emphasis.
Keywords :
delays; laser tuning; optical communication equipment; optical switches; telecommunication channels; TDA-CSG-DR laser; channel-by-channel variation; chirped sampled grating; distributed reflector; on-chip heater control; pre-emphasis technique; time 450 mus; time delay; tunable distributed amplification; wavelength switching time; Fiber lasers; Heating; Laser tuning; Optical switches;
Conference_Titel :
Optical Fibre Technology, 2014 OptoElectronics and Communication Conference and Australian Conference on
Conference_Location :
Melbourne, VIC
