Karaoke system capable of automatically eliminating voice and use method thereof

Abstract

The invention relates to a karaoke system capable of automatically eliminating voice and a use method thereof. The karaoke system comprises a sound collecting unit, a control unit, a network unit, a video playing unit and an audio playing unit, wherein the sound collecting unit and the network unit are connected with the control unit separately in the manner of transmitting audio signals, the network unit is used for providing program sources and connected with a video player, and the control unit is electrically connected with the audio playing unit through an AV amplifier. The karaoke systemhas the advantages that by combining a frequency control method and a phase method to eliminate voice, operational intervention is not needed, the voice is automatically eliminated when a microphonepicks up sound waves generated by user's singing, and the original sound is automatically turned on when no sound wave generated by user's singing is picked up; there is no restriction on sound sources, and standard MTV sound sources can be used; the karaoke system can also be used in the process of playing common audios and videos and realize the function of eliminating voice, thereby being widein use range and high in practicability.

Description

technical field [0001] The invention relates to a karaoke system, in particular to a karaoke system capable of automatically turning on the noise reduction function and automatically canceling human voices, and a method for using the same. Background technique [0002] The current karaoke system generally needs to manually turn on the human voice cancellation mode. When karaoke does not need accompaniment, use a manual switch to switch off the original vocals. When accompaniment is required, manually switch back to open Acoustic accompaniment, and the music in the current karaoke MTV is specially processed by processing the music song information independently in the left and right dual channels, and both channels retain the background music, but only in the One channel stores the human voice. When eliminating the human voice, only the audio comparison of the left and right channels is needed, and the different parts are filtered out to eliminate the human voice. In addition...

AI Technical Summary

Problems solved by technology

[0002] The current karaoke system generally needs to manually turn on the human voice cancellation mode. When karaoke does not need accompaniment, use a manual switch to switch off the original vocals. When accompaniment is required, manually switch back to open Acoustic accompaniment, and the music in the current karaoke MTV is specially processed by processing the music song information independently in the left and right dual channels, and both channels retain the background music, but only in the One channel stores the human voice. When eliminating the human voice, only the audio comparison of the left and right channels is needed, and the different parts are filtered out to eliminate the human voice. In addition, the current karaoke system must use special songs that meet the MTV standard. It is inconvenient to use and has certain limitations

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