1) time varying amplitude
时变调幅
2) AM(amplitude modulation)
振幅调变
3) time-varying amplitude
时变幅度
1.
The detection and parameter estimation of the time-varying amplitude Chirp signals using the Fractional Fourier Transform(FRFT) is focused in this dissertation,the detection method is studied theoretically and the simulating analysis about the properties of the detect method is provided.
提出了将分数阶Fourier变换用于时变幅度Chirp信号的检测与参数估计,研究了Chirp信号检测与参数估计的方法,给出了检测性能———幅度随机变化的Chirp信号的检测精度(参数估计的均方误差)的仿真分析。
2.
As a new outlooking field, the research of linear Frequency Modulation(LFM) signal with time-varying amplitude is being paid more and more attentions, and is carried through with all kinds of means recently.
时变幅度线性调频(LFM)信号的分析研究作为尚处于初始发展阶段且大有前途的新领域受到了越来越多的关注,目前,采用各种方法的分析研究正在逐步深入。
3.
This paper presents an interference suppression algorithm based on fractional Fourier transform in order to suppress time-varying amplitude LFM interference in Direct Sequence Spread Spectrum communication.
本文针对直扩通信中的时变幅度线性调频干扰,提出了一种基于分数阶Fourier变换的干扰抑制算法。
5) time to amplitude converter
时幅变换器
6) amplitude modulation to phase modulation conversion
调幅调相变换
补充资料：调幅
载波振幅按调制信号振幅而变化的调制方式。载波经调幅后成为调幅波。调幅波的最大与最小振幅之差的一半与其和的一半之百分比称为“调幅度”。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条