正交调幅
- 网络Quadrature amplitude modulation;qam;QAM Quadrature Amplitude Modulation
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文章分析了存在载波相位起伏、正弦干扰、高斯白噪声时正交调幅数字系统的抗扰性。
The paper analyzes the interference rejection of Quadrature amplitude modulation signals in the presence of carrier phase jitter , sinusoidal interference and white Gaussian noise .
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提出了二维Walsh函数正交平衡调幅制。
The two dimensional orthogonal balanced modulation system of Walsh function has been introduced .