Provided are a method and device for comprehensively controlling parameters of a high-adaptability
optical fiber vibration sensing system. The device comprises a
light source module and a comprehensive
parameter control module, an output interface of the
light source module is connected with an
optical fiber path, an output interface of the
optical fiber path is connected with an optical
receiver, an output interface of the optical
receiver is connected with a
gain-controllable
amplifier, an output interface of the
gain-controllable
amplifier is connected with a target event filtering module, an output interface of the target event filtering module is connected with an analog-
digital conversion module, an output interface of the analog-
digital conversion is connected with the comprehensive
parameter control module, a circuit control digital
voltage output interface of the comprehensive
parameter control module is connected with a circuit parameter adjusting module, a
light source control digital
voltage output interface is connected with a light source parameter adjusting module, an output interface of the circuit parameter adjusting module is connected with the
gain-controllable
amplifier, an output interface of the light source parameter adjusting module is connected with the light source module, two closed loops are formed by the whole device, and
closed loop parameter control is achieved.