小数N频率合成器中模拟相位内插模型设计

Research on the API model design and application in the fractional-N frequency synthesizer

介绍了小数N频率合成器中模拟相位内插技术,分析了小数分频产生的尾数调制、剩余相差和相位误差补偿模型.给出了补偿技术应用于小数N频率合成器中的方法、实际应用中的关键点以及模拟相位内插实验结果.

The API techniques used in the fractional-N frequency synthesizer are introduced. The spurious modulation, residual phase error and model of phase error compansation in fractional-N frequency synthesis are analyzed in detail. The method used in the fractional-N frequency synthesizer with API techniques, key points of apphcation and experimental results are provided.