New adaptive IIR notch filter and its application to howling control in speakerphone system

Kuo S.M.; Chen J.

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New adaptive IIR notch filter and its application to howling control in speakerphone system

机译：新型自适应IIR陷波滤波器及其在免提系统啸叫控制中的应用

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摘要

A new second order IIR adaptive notch filter which has a faster convergence rate was developed to control howling in a speakerphone system. Simulation results obtained using real hybrid and acoustic transfer functions show an 8-14 dB howling margin enhancement with this new technique.

机译：开发了一种具有更快收敛速度的新型二阶IIR自适应陷波滤波器，以控制扬声器系统中的啸声。使用实际的混合函数和声学传递函数获得的仿真结果表明，这项新技术可提高8-14 dB的啸叫裕量。

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来源
《Electronics Letters》 |1992年第8期|P.764-766|共3页
作者
Kuo S.M.; Chen J.;
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作者单位

Dept. of Electr. Eng., Northern Illinois Univ., Dekalb, IL, USA;

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原文格式 PDF
正文语种 eng
中图分类无线电电子学、电信技术;
关键词
adaptive filters; digital filters; notch filters; signal processing; acoustic transfer functions; adaptive IIR notch filter; convergence rate; howling control; real hybrid transfer functions; second order; speakerphone system;

机译：自适应滤波器;数字滤波器;陷波滤波器;信号处理;声传递函数;自适应IIR陷波滤波器;会聚率;啸叫控制;真实混合传递函数;二阶;扬声器系统;

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1. Steady-State Analysis of Complex Adaptive IIR Notch Filter and Its Application to QPSK Communication Systems [J] . Haiyun Jiang, Shotaro Nishimura, Takao Hinamoto IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences . 2002,第5期

机译：复杂自适应IIR陷波滤波器的稳态分析及其在QPSK通信系统中的应用
2. Complex adaptive IIR notch filter algorithm and its applications [J] . Soo-Chang Pei, Chien-Cheng Tseng IEEE Transactions on Circuits and Systems. II, Express Briefs . 1994,第2期

机译：复杂的自适应IIR陷波滤波器算法及其应用
3. Complex adaptive IIR notch filter algorithm and its applications [J] . Soo-Chang Pei, Chien-Cheng Tseng IEEE Transactions on Circuits and Systems. II . 1994,第2期

机译：复杂的自适应IIR陷波滤波器算法及其应用
4. Adaptive howling canceller using adaptive IIR notch filter: simulation and implementation [C] . Leotwassana, W., Punchalard, . 2003

机译：使用自适应IIR陷波滤波器的自适应啸叫消除器：仿真和实现
5. Microgrid Control Based on an Adaptive Notch Filter Power Processor [D] . Sadeghian Sorkhabi, Sadaf. 2016

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6. Elimination of Harmonic Force and Torque in Active Magnetic Bearing Systems with Repetitive Control and Notch Filters [O] . Xiangbo Xu, Shao Chen, Jinhao Liu 2017

机译：带有重复控制和陷波滤波器的有源电磁轴承系统中的谐波力和转矩消除
7. Regularized Adaptive Notch Filters for Acoustic Howling Suppression [O] . Gil-Cacho Pepe, Jensen Søren Holdt, Moonen M., 2009

机译：用于声啸叫抑制的正则化自适应陷波滤波器

New adaptive IIR notch filter and its application to howling control in speakerphone system

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