Title :
Modal gain controllable all-fiber type multimode fiber amplifier
Author :
Wada, Masaki ; Sakamoto, Takanori ; Mori, Takayoshi ; Hanzawa, Nobutomo ; Yamamoto, Takayuki ; Yamamoto, Fumihiko
Author_Institution :
Access Network Service Syst. Labs., NTT Corp., Tsukuba, Japan
fDate :
June 30 2013-July 4 2013
Abstract :
We investigate an all-fiber type multimode erbium-doped fiber amplifier and control mode-dependent gain (MDG) using a long period grating. Measurement results show that the MDG can be changed in at least the -7~5 dB range.
Keywords :
diffraction gratings; laser modes; optical communication equipment; optical fibre amplifiers; optical fibres; MDG; all-fiber type multimode fiber amplifier; control mode-dependent gain; fiber fused coupler; long period fiber grating; modal gain control; Couplers; Erbium-doped fiber amplifiers; Gain; Optical fiber amplifiers; Optical fiber couplers; Optical fiber networks;
Conference_Titel :
OptoElectronics and Communications Conference held jointly with 2013 International Conference on Photonics in Switching (OECC/PS), 2013 18th
Conference_Location :
Kyoto
