The simulation result also confirms that this method has the better SNR of output signal than DDS, and higher output signal frequency than direct CORDIC algorithm.
结果表明：在消耗同样多硬件资源产生正弦信号时，采用该方法可以比采用DDS技术获得更好的输出信号信噪比，比采用直接CORDIC算法获得更高的输出信号频。
Absrtact: CORDIC (Coordinate Rotation Digital Computer) algorithm is the main method to realize the fast and accurate trigonometric function, and is widely used in modern engineering.
摘要：CORDIC算法是实现快速精确的正、余弦函数计算的主要方法，在工程实际中有着广泛应用。
A new method LFM in direct digital frequency synthesizing (DDS) based on CORDIC algorithm is introduced in this paper.
本文介绍了一种应用CORDIC算法的线性调频直接数字合成(DDS)的实现方法。
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