sinusoidal oscillator meaning in English
正弦波振荡器
正弦摇摆台
Examples
- Design of sinusoidal oscillator circuit based on current feedback amplifier
的正弦振荡电路设计 - Applying the criterion of the work state of operational amplifier , the stable operating condition of voltage - controlled voltage source filter 2 is proved in detail and the condition that the filter can be used as the sinusoidal oscillator is given
摘要利用运放工作状态的判据，系统地证明? 4种二阶压控电压源型滤滤器稳定工作的条件，同时给出了用作正弦波振荡器的条件。 - On the basis of physical concept , applying mathematical method , the condition that the problem can be transformed from the voltage - controlled voltage source lpf of two orders to the sinusoidal oscillator is proved and the calculation formula of oscillatory frequency is presented
摘要以物理概念为基础，利用数学手段证明?二阶压控电压源lpf转化为正弦波振荡器的条件，同时给出了振荡频率的计算式。 - Section ii describes the design approach and implementation of speech module on mcf5249 coldfire core . the speech codec optimizes g . 729a codes and added voice activity detection of g . 729b to save bandwidth ; the implementation of acoustic echo cancellation uses nlms algorithm and it can reduce echo though designing adaptive fir filter and speech detector ; the dtmf and cpt generate signal using two second order digital sinusoidal oscillators and detect signal by picking up the frequency information . but only get the frequency information is not enough in cpt detector , this thesis introduces a method
其中对语音编解码器的设计采用优化g . 729a代码达到设计要求,并在此基础上加入g . 729b的静音检测模块,以进一步降低网络传输带宽;对回声消除器的设计采用nlms算法,通过设计自适应fir滤波器和语音检测器达到回声消除目的;对双音多频设计,信号发生端采用构造静态参数表并通过二阶正弦振荡器产生信号,信号检测端提取频率信息以检测信号;对呼叫进程音设计,除了类似双音多频的信号发生及频率检测设计外,还需要检测信号持续时间,作者设计了一种基于匹配状态表的方法以检测信号持续时间。