1) frequency hop coded signal
跳频编码信号
1.
Based on the theory and study of wavelet transform and frequency hop coded signals, a fast method for modulation recognition is proposed in this paper.
跳频编码信号是新型的脉压雷达信号类型,如何有效地对其截获和识别具有重要的现实意义。
2) jumping-frequency coding
跳频编码
1.
A sort of design method of watch-receiving system of sound-system based on jumping-frequency coding technology
一种基于跳频编码技术的声系统值班接收系统设计方法
3) FSK signal
频率编码信号
1.
Aimed at the shortcomings that the SNR of wavelet-ridge applied to extracting the modulation features of FSK signals is worse,a novel joint time-frequency analytical method was proposed combining time-frequency reassignment with time-frequency ridge based on the wavelet spectrum.
针对小波脊线法在提取频率编码信号调制特征时信噪比性能较差的缺点,基于小波变换谱,将时频重排和时频脊线相结合,提出了一种新的时频联合分析方法。
2.
Aiming at the shortage of wavelet transform in extracting in-pulse features from FSK signal,a united time-frequency analyse method combined with time-frequency reassignment and time-frequency ridge is introduced.
针对小波变换法在提取频率编码信号脉内特征中的不足,提出了将时频重排和时频脊线相结合的时频联合分析方法。
3.
It is hard to improve the SNR of FSK signal by direct use of wavelet de-noising.
对频率编码信号直接进行小波去噪难以达到提高信噪比的目的,为了有效提高频率编码信号的信噪比,提出一种新的去噪方法。
4) coded pulse signal
编码频率信号
5) video coder
视频信号编码器
6) audio coder
声频信号编码器
补充资料：信号编码
信号编码
signal coding
信号编码(signal eoding)在人机信息交换中，用人所能感知的刺激物作为代码去表示特定意义的事件、现象或状态，称为信号编码，也称信息编码。数字、字母、颜色、形状、大小、长度、位置、数目、闪光速度、亮度、声音频率、响度等都可用作代码。信号编码一般按代码加以分类。在人机信息传递中，最常用的信号编码有数字字母编码、数目编码、颜色编码、形状编码、位置编码和声响编码等。 (朱祖样撰牟丈博审)
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