negative frequency modulation

常見(jiàn)例句

The frequency modulation effects of positive (negative) dipole or unipole forcing source on LFO in the mid-high latitudes are difference.
正、負(fù)偶（單）極強(qiáng)迫源對(duì)中高緯大氣的低頻振蕩調(diào)制作用不同。
In addition, based on FFT and remainder algorithm, the modulation rate and initial frequency of sub-sampling UWB LFM signal are estimated unambiguously in negative SNR.
該方法通過(guò)FFT和餘數(shù)定理解頻率模糊，解決了負(fù)信噪比條件下超寬帶線性調(diào)頻信號(hào)調(diào)制斜率和初始頻率的估計(jì)問(wèn)題。
The frequency modulation effects of positive dipole (unipole) forcing source on LFO is stronger than negative dipole (unipole), and the wave oscillation quicken evidently.
正偶（單）極強(qiáng)迫源對(duì)大氣低頻振蕩的調(diào)制作用強(qiáng)於負(fù)偶（單）極，波動(dòng)振蕩明顯加快。