基于自适应控制策略的有源噪声抵消技术已经成为有源噪声控制领域的重要研究内容之一。
Adaptive active noise cancellation based on the adaptive control strategy has become one of important researches in the field of active noise control.
同时，计算机仿真说明，只要参考输入中信号分量较少，自噪声有源抵消器仍然可以达到较好的降噪效果。
Computer simulations also validate that the good attenuation effect can be obtained in the active self noise canceler if the signal component in the reference input is small.
文章分析了参考输入中含有目标信号的本艇自噪声有源抵消器的性能。
This paper analyses the effect of the signal components in the reference input on the Performance of the active self noise canceler.
通过理论分析可以看出，随着本艇自噪声有源抵消器参考输入端信噪比的降低，系统输出端信噪比升高。
It can be seen from the theoretical analysis that the signal to noise ratio in the output of the canceler will improve when the signal to noise ratio in the reference input drops.
通过理论分析可以看出，随着本艇自噪声有源抵消器参考输入端信噪比的降低，系统输出端信噪比升高。
It can be seen from the theoretical analysis that the signal to noise ratio in the output of the canceler will improve when the signal to noise ratio in the reference input drops.
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