The experimental results of modulation pattern effects are given.
给出了调制畸变的实验结果。
The radar controller is then arranged to modify a given modulation pattern in dependence on the characteristic frequency of the signal being modulated.
雷达控制器则设置成根据被调制的信号的特征频率修改给定的调制图案。
In this research, based on statistical pattern recognition method, we use constellation of modulated signals to classify modulation modes both in non-cooperative and cooperative communications.
本文采用基于统计模式识别的方法,研究了非合作通信与合作通信中通过提取调制信号的星座图特征对调制模式进行识别的问题。
Modulation recognition methods presented for single signal case are not valid for multiple signals' case, including decision theory based and statistic pattern recognition based methods.
已有的调制识别方法,包括基于决策理论的方法和基于统计模式识别的方法,绝大多数都是针对单信号提出的,不能直接用于多信号的识别。
The classification of modulation types of communication signals is a problem of typical pattern recognition. It involves many perplexing factors.
通信信号调制类型的分类识别是一种典型的模式识别问题,它涉及到很多复杂的因素。
In order to enhance the anti-interception performance of modulation-hopping technology, a method to design wide-gap chaos modulation hopping pattern based on time of day(TOD) is proposed.
为增强调制跳变技术的抗截获性能,提出一种基于时间信息(TOD)的宽间隔混沌调制跳变图案设计方法。
ESPI can measure the object, through forming a carrier pattern on the object surface (carrier pattern modulation), analyze the relation between displacement field and altitude of the object surface.
电子散斑干涉测量技术通过在被测物体表面产生干涉条纹(载频调制条纹),分析位移场与物面高度之间的关系,可测量物面的形貌。
Many different schemes have been devised to minimize the proximity effect, such as pattern size correction and dose modulation.
有多种方法对邻近效应进行修正如剂量调整、图形调整等。
This distribution pattern of GABA-IR in the bullfrog retina suggests that GABAmay play an important role in transmission and modulation of visual signals in both the outer and inner retina.
上述结果表明,GABA广泛分布于牛蛙视网膜的各层,提示它在视觉信号的传递过程中发挥着重要作用。
G function arithmetic of a HF high speed FH CHESS radio produced in U. S. is deeply studied in this paper, which involves FH pattern and the modulation and demodulation etc.
本文深入研究了美国推出的短波高速跳频CHESS电台的G函数算法,涉及到跳频图案、信息调制与解调等。
The display period of periodic pseudo-pattern in a virtual 2-D plane is dependent on the pulse number in a modulation period and the display plane width, which is proved in this paper in detail.
分析了周期性对称调制伪模式的显示周期与平面宽度和调制周期内的调制脉冲数之间的关系。
The display period of periodic pseudo-pattern in a virtual 2-D plane is dependent on the pulse number in a modulation period and the display plane width, which is proved in this paper in detail.
分析了周期性对称调制伪模式的显示周期与平面宽度和调制周期内的调制脉冲数之间的关系。
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