扫描文件，作者马大猷，关于建筑声学，噪声降噪的内容，含有消声器的设计计算。

有源噪声控制是针对低频噪声的控制方法，包含许多控制算法。文件为基本的FxLMS算法代码。

利用C语言描述的FxLMS算法是进行实际控制的基础。利用C语言仿真控制算法。

噪声主动控制的入门书籍 澳大利亚汉森 部分目录： CHAPTER ONE. A LITTLE HISTORY ........................................................... 1 1.1 INTRODUCTION ...................................................................................... 1 1.2 EARLY HISTORY ..................................................................................... 2 1.3 LATER HISTORY ...................................................................................... 5 1.4 CURRENT COMMERCIAL APPLICATIONS ......................................... 5 1.5 THE FUTURE .......................................................................................... 6 CHAPTER TWO. FOUNDATIONS OF ACTIVE CONTROL ....................... 9 2.1 PHYSICAL MECHANISMS ..................................................................... 9 2.2 BASIC STRUCTURE OF ACTIVE NOISE CONTROL SYSTEMS ...... 11 2.2.1 Adaptive Feedforward Control ....................................................... 12 2.2.2 Feedback Control ............................................................................ 16 2.2.3 Waveform Synthesis ....................................................................... 18 2.3 CONTROL SYSTEM OPTIMIZATION.................................................. 19 2.3.1 Control Source Output Power and Placement ................................ 21 2.3.2 Influence of Error Sensor Placement .............................................. 25 2.3.3 Influence of Reference Signal Delay and Quality .......................... 27 CHAPTER THREE. THE ELECTRONIC CONTROL SYSTEM............... 31 。。。。。。。。。。。。。。。。。

fxLMS 主动噪声控制算法，比较全，分享给大家，值得学习。

有源噪声控制是针对低频噪声的控制方法，包含许多控制算法。文件为FxAP算法代码。