frequency modulation noise的意思
frequency modulation noise中文翻譯:
調頻噪聲
frequency modulation───調頻
modulation───n.[電子]調制;調整
frequency───n.頻率;頻繁
noise───n.(Noise)人名;(英)諾伊斯;vt.謠傳;vi.發出聲音;大聲議論;n.[環境]噪音;響聲;雜音
modulation index───調制指數,調制度;[電子][通信]調制指數
frequency generator───[計]頻率發生器
amplitude modulation───n.調幅;調幅;波幅調制
frequency range───頻帶; 頻段;[電子][通信]頻率范圍
cumulative frequency───[統計]累積頻率,[電子]累積頻數
First, the generation mechanism, components and frequency characteristic of radiated noise of naval ships are studied. There exists periodical modulation for the amplitude of propeller noise.───首先討論了艦船輻射噪聲的產生機理、構成和頻率特性,指出螺旋槳噪聲的振幅存在周期性調制。
formulas for sine wave, linear frequency modulation signal, V-style frequency modulation signal, white noise signal, reverberation signal and echo signal are given by their definition.───信號類型的定義,給出了正弦信號、線性調頻信號、V型調頻信號、白噪聲、混響和回波信號的合成公式。
new frequency estimation technique for BPSK modulation signals embedded in strong noise is proposed.───在強噪聲背景下,針對BPSK調制信號,提出了一種新的頻率估計技術。
Frequency modulation noise level on carrier───載波的調頻噪聲電平
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