The simulation results show that, the Frequency-Joint technology can effectively solve the problems in detection and estimation of hybrid DS/FH-SS signal and it is a practical method.
实验结果表明,频率拼接技术可以有效地解决直扩/跳频混和扩频信号检测与参数估计问题,是一种实用的方法。
参考来源 - 直接序列/跳频混合扩频信号检测与参数估计方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
One study comparing sole and joint custody showed that neither the type of custody nor the frequency of visitation with the non-custodial parent had an effect on the child's adjustment.
一个将单亲监护权与共同监护权做比较的研究表明，监护权的形式和没有监护权的家长的不定期探访，都不会对孩子的适应产生影响。
Objective To evaluate the diagnostic value of high frequency ultrasound in synovial diseases of the knee joint compared with the results of arthroscopy.
目的通过与关节镜结果检查对照，评价高频超声对膝关节滑膜病变的诊断价值。
Joint time Frequency Analysis (JTFA) describes and determines how the frequencies of non stationary signals change over time. It offers a better understanding of nature of the signal.
时-频联合信号分析法能描述非稳态信号的频率如何随时间而变化，故它能使我们更好地理解信号的本质。
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