常見例句雙語例句QAM (Quadrature Amplitude Modulation) has been widely used in various digital communication systems due to its high modulation efficiency.正交幅度調(diào)制（QAM）具有較高的調(diào)制傚率，被廣泛應(yīng)用於各種數(shù)字通信系統(tǒng)中。The implementation of OFDM base-band processing system, characterized by 16-QAM (Quadrature Amplitude Modulation) and 64 sub-carriers, is paid more attention.重點研究了基於64路子載波，採用16-QAM調(diào)制的OFDM基帶処理系統(tǒng)的實現(xiàn)。The paper analyzes the interference rejection of Quadrature amplitude modulation signals in the presence of carrier phase jitter, sinusoidal interference and white Gaussian noise.文章分析了存在載波相位起伏、正弦乾擾、高斯白噪聲時正交調(diào)幅數(shù)字系統(tǒng)的抗擾性。 返回 quadrature amplitude modulation