Noise reduction device for audio equipment capable of achieving two-way noise reduction

Abstract

A noise reduction device for audio equipment includes a microprocessor, a digital signal processor, a host computer interface and an audio terminal. The digital signal processor is electrically connected to the microprocessor. The digital signal processor includes an uplink signal processing module and a downlink signal processing module. The host computer interface is configured to connect to a host computer. The host computer interface is electrically connected to the microprocessor. The audio connection terminal is configured to connect to the audio equipment. The audio connection terminal is electrically connected to the microprocessor. The uplink signal processing module is configured to perform noise reduction processing on an uplink signal of the audio equipment. The downlink signal processing module is configured to perform noise reduction processing on a downlink signal of the host computer.

CPC Classifications