modulation efficiency factor 调制效率系数
high efficiency modulation 高效率调制 ; 高效调制
high efficiency grid modulation 高效率栅极调制
high-efficiency modulation 高效率调制
high efficiency modulation detail 高效率调制
QAM (Quadrature Amplitude modulation) has been widely used in various digital communication systems due to its high modulation efficiency.
正交幅度调制(QAM)具有较高的调制效率，被广泛应用于各种数字通信系统中。
Also, optimizing design and analysis showed that the decrease of modulation efficiency due to modulating in claddings can be compensated by appropriately reducing the size of cores.
通过优化设计与分析发现适当降低波导芯层的尺寸可以弥补因包层调制引起的调制效率的下降。
The amplitude modulated wave with any modulation factor is discussed in this paper. Its expression, spectrum and formula of the modulation factor, modulation efficiency, SNR gain are given.
本文讨论了调幅系数为任意值的调幅波，给出了它的表达式、频谱及调幅系数、调制效率和信噪比增益的计算公式。
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