The rate of sampling, related to the Nyquist theorem.
抽样的频率,这与奈奎斯原理有关。
The frequency aliasing due to sub-Nyquist sampling can be resolved by the proposed frequency aliasing resolving algorithm and information from the time-delay channel.
文中,欠采样所引入的频率模糊由增加的延迟通道提供的信息加以消除,并提出了相应的频率解模糊算法。
The problem of parameter estimation and array calibration with sub-Nyquist sampling is studied in this doctoral dissertation.
论文主要研究时间(频率)、空间欠采样条件下的参数估计与阵列校正方法。
The Nyquist law is applied to all the conventional compression coding algorithms, which prescribes that the sampling rate must be at least as twice as the signal frequency.
在传统的压缩编码技术中,采样均遵循奈奎斯特定律,该定律规定采样速率要高于原信号频率的两倍。
It transforms the digitally modulated signal from short words occurring at high sampling rate to longer words at Nyquist rate.
低字率、高采样频率的数字调制信号被转换成高字率、奈奎斯特频率采样的信号。
The invention recognises that alias problems tend to occur more at frequencies nearer to the Nyquist limit (half of the sampling rate).
本发明认识到,混叠问题往往更多地出现在更接近奈奎斯特极限(采样率的一半)的频率处。
The sampling theorem shows that aliasing can be avoided if the Nyquist frequency is greater than the bandwidth, or maximum component frequency, of the signal being sampled.
采样定理表明,如果奈奎斯特频率大于样本的带宽或样本成分的最高频率,系统的采样失真可以避免。
Extending the uniform intersensor spacing beyond a half-wavelength would lead to a set of cyclically ambiguous direction-of-arrival estimates, in accordance with the spatial Nyquist sampling theorem.
按照耐奎斯特空间采样定理,阵元间距超过半波长将会带来方位估计的周期性模糊。
This paper studies choose method and recover method of non-nyquist sampling on some extent modulate wave signal.
本文对几种幅度调制波信号的欠采样频率的选择方法及恢复方法进行了研究。
According to the Nyquist Theorem, the sampling rate must be more than twice the maximum frequency component of the signal being measured.
根据Nyquist定理,采样率必须是被测信号最高频率分量的两倍以上。
Based on an auxiliary time-delay channel and ESPRIT approach, a new algorithm for wide band frequency estimation with sub-Nyquist sampling was proposed.
为了克服现有的欠采样频率估计方法存在的算法复杂、工程实现困难等问题,本文提出了一种基于虚拟仪器的三采样率切换的频率估计方法。
Based on an auxiliary time-delay channel and ESPRIT approach, a new algorithm for wide band frequency estimation with sub-Nyquist sampling was proposed.
为了克服现有的欠采样频率估计方法存在的算法复杂、工程实现困难等问题,本文提出了一种基于虚拟仪器的三采样率切换的频率估计方法。
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