A single-longitudinal-mode (SLM) Brillouin erbium-doped fiber laser (BEDFL) with multiple-ring cavities (MRC) and fiber Bragg grating tunable filter (FBG-TF) is proposed and demonstrated.

• 提出了一种具有多环形腔(MRC)和光纤布拉格光栅可调谐滤波器(FBG-TF)相结合的单纵模布里渊掺铒光纤激光器(BEDFL)。