调频波是指为了利用波的传播特性来传递信息，将所需传递的信息(例如,语言、音乐或图像信号)对波的频率进行调制，频率被调制的波称为调频波。接收端只要对调频波的频率解调，即可得到该波所携带的信息，因为外界的噪声干扰对频率的干扰很小，因此被解调的信号质量较高。
线性调频波 Chirps
调频波段 fm band
调频波段分配 frequency-modulation allocation
调频连续波 FMCW ; frequency modulated continuous wave ; CW with frequency modulation
线性调频连续波 LFMCW ; Linear frequency modulation continuous wave
调频/短波拉杆天线 FM/SW telescopic rod aerial
线性调频波形 linear frequency modulated waveform
多音调频波解调 FM Wave Demodulation
调频检波器 [电子] frequency modulation detector ; FM DET
本文将非线性调频技术引入引信探测体制中，利用线性调频波作为调制信号对射频信号进行二次调频。
In this paper, we present a new frequency modulation function on the basis of features of traditional non-linear frequency modulation signal.
最后，研究人员用调频范围的无线波将自旋写在磷原子核上。
Then they used FM-range radio waves to “write” the spin onto the phosphorus nuclei, as explained by the University of Utah.
在分析三角波调制的线性调频信号的基础上，提出了用DDR技术消除速度对测距的影响方法。
On the bases of analyzing triangle wave form modulated LFM, the method of using DDR (Dual Channel Directional Doppler range) technique to eliminate the influence of speed to range is presented.
应用推荐