Oh, JM Choi, HB Lee, D Ahn, SJ Jung, SJ Lee, SB 2024-01-21T10:08:36Z 2024-01-21T10:08:36Z 2021-09-01 2002-09 1041-1135 https://pubs.kist.re.kr/handle/201004/139264 A flat-gain output of 13.5 (15.5) dBm is obtained over 30 nm in the L-band with only a 97 (130)-mW pumping of a 980-mn laser diode. Such highly efficient flat-gain L-band erbium-doped fiber amplifiers are achieved by simply adding a regular fiber Bragg grating. An efficient and simple gain-clamping operation is also demonstrated. English IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC LOW-NOISE EDFA Demonstration of highly efficient flat-gain L-band erbium-doped fiber amplifiers by incorporating a fiber Bragg grating Article 10.1109/LPT.2002.801101 1 IEEE PHOTONICS TECHNOLOGY LETTERS, v.14, no.9, pp.1258 - 1260 IEEE PHOTONICS TECHNOLOGY LETTERS 14 9 1258 1260 scie scopus 000178071900010 2-s2.0-0036742253 Engineering, Electrical & Electronic Optics Physics, Applied Engineering Optics Physics Article LOW-NOISE EDFA C-band ASE injection erbium-doped fiber amplifiers gain clamping L-band optical fiber amplifiers