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LMX2594: 线性调频连续波应用中回波信号出现的问题

Part Number: LMX2594

您好,我在应用LMX2594在线性调频连续波的应用中出现如下问题:点目标的回波信号根据线性调频连续波回波信号原理中应为单一频率的回波信号,但实际测试中发现呈现出间隔为一定频率的梳状信号(与PFD有关),请问这是怎么造成的,有什么方法可以调试为单个的频率信号吗?