Frequency-Hopping signal is a typical nonstationary signal and must adopt nonstationary signal processing methods.
跳频信号是典型的非平稳信号，必须采用非平稳信号处理方法。
The analysis methods of nonstationary signals, which are widely exist in our real life, play an important role in modern signal processing.
非平稳信号作为现实生活中普遍存在的信号形式，其分析处理在现代信号处理中占有特殊重要的地位。
When dealing with the nonstationary signals, the performance of traditional methods in array signal processing may degrade heavily because of the narrowband and stationary signals assumptions.
建立在平稳窄带假设基础上的传统阵列信号处理方法在分析处理这类信号时受到局限。
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