PLL frequency synthesis的意思|示意

In this paper the principle and design of a microcomputer-controlled PLL frequency synthesis digit tuning system is discussed.

本文叙述了一个用微机控制的锁相环频率合成数字调谐系统的原理和设计。

Some technique problems in fast frequency hopping synthesis are solved by making use of a programmable time division-fractional division PLL.

该合成器采用程控时分复用小数分频锁相技术，解决了快速跳频频率合成中的诸多固难。

DDS hybrid PLL can take good advantage of both their merit, have become an important area of frequency synthesis.

PLL混合频率合成技术能综合两者的优点，已成为现今频率合成领域的重要研究方向。

At last the basic methods of PLL in frequency agile synthesis are discussed and illustrated. It has considerable reference value for the research of frequency agile synthesis.

最后讨论了PLL在捷变频率合成中的基本方法，并分别举例说明其特点，对捷变频率合成的研究有很高的参考价值。

Using PLL synthesis technology such as frequency multiplication and frequency division, may obtain the multi-frequencies, the high stable oscillator signal output.

利用锁相环的倍频、分频等频率合成技术，可以获得多频率、高稳定的振荡信号输出。