Signal Processing
主动噪声控制
Active Noise ControlA method of noise reduction that uses a sound wave with a phase amplitude reversed to the noise to cancel it out. / 一种利用与噪声相位和振幅相反的声波来抵消噪声的降噪方法。
- Knowledge type
- 工艺技术
- First proposed or discovered
- Proposer
- Turkey Farm member
- Creator
- 农场主
- Last updated
- 2026-11-06 19:06:11
Sub-knowledge points
Filtered-x normalized least mean square algorithm / 数学理论Robustness against model errorsSimultaneous online modeling of secondary and feedback paths
Higher-order knowledge points
Adaptive filteringDigital signal processing
Main parameters and performance indicators
Feedforward control: Uses a reference signal to predict noiseFeedback control: Uses error sensors to adjust the controllerSecondary-path modeling: Online estimation of the transfer function between the controller and the error sensor
Open problems
No unresolved problem recorded yet
Related literature
ranked by community starsA robust feedforward active noise control system with simultaneous online secondary- and feedback-path modelingOpen source
Related products and links
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Creation and modification trail
1 recordsRecord title: Active Noise Control.
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