Due to steady phase error, low-order PLL has a trouble in tracking frequency ramp signals, so that the receiver cannot lock carrier signals.
低阶锁相环跟踪频率斜升信号时产生的稳态相差致使环路失锁，接收机无法锁定载波信号。
How to computing low frequency sound transfer function from source to receiver in enclosed room has become key problem in small enclosed room auralization.
如何求解封闭空间中声源点到接收点的低频声传递函数已成为目前小尺度封闭空间可听化技术研究的关键问题。
In this curve, the point which had the largest inclined rate was a timing reference point of low frequency time-code receiver.
该曲线的斜率最大点即为低频时码接收机的秒定时参考点。
The experimental results show that the receiver has characteristics of ultra-low noise, high gain and good frequency response, which satisfies the requirements of the 3mmW LFMCW radar system.
实验结果表明，该接收机具有超低噪声、高增益和好的频率响应特性，可满足三毫米波LFMCW雷达系统应用的需要。
The experimental results show that the receiver has characteristics of ultra-low noise, high gain and good frequency response, which satisfies the requirements of the 3mmW LFMCW radar system.
实验结果表明，该接收机具有超低噪声、高增益和好的频率响应特性，可满足三毫米波LFMCW雷达系统应用的需要。
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