modulation distortions是什么意思_modulation distortions中文

modulation distortions中文什么意思

distortions: 扭曲
distortions of a map projection: 地图投影变形
visual distortions of shape and size: 形状和大小性视力变形
modulation: n. 调整，调节；(声调的)抑扬，变化；【音乐】转调，变调；【无线电】调制。 amplitude modulation 振幅调制，调幅。 frequency modulation 频率调制，调频。 overmodulation 过(度)调(制)。
no-modulation: 无调谐

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measurements of the electrical properties of transmitting tubes-methods of measuring the inter modulation distortion of a three tone signal
发射管电性能测试方法三音互调失真的测试方法
measurements of the electrical properties of transmitting tubes-measuring methods of dual tone inter-modulation distortion of linear amplifier tubes
发射管电性能测试方法线性放大管双音互调失真的测试方法
for lfm signal, we demonstrate the method of employing hamming weighting, spectrum correcting and phase modulation distortion
对线性调频信号的旁瓣抑制介绍了经典海明窗加权处理方法、频谱修正以及相位预矫正几种方法。
results are given for a series of two-tone inter-modulation distortion measurements . it is shown that a 25 db improvement in the inter-modulation margin can be achieved
实现了一个890915mhz的功率放大器的前馈线性化试验，其双音法测试结果表明，放大器的线性度提高了约25db。
results are given for a series of two-tones inter-modulation distortion measurements and the im3 is 48dbc . it is shown that a 24db improvement in the inter-modulation margin can be achieved when the amplifier ’ s output is 49dbm . and the efficiency of the whole system is 27.8 %
经双音测试证明,本系统在输出总功率为49dbm时,三阶互调产物抑制比为48dbc,较未加入线性化系统前改善了24dbc,此时系统总效率为27.8%。

modulation distortions中文什么意思