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。

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We present a design for an adaptive gain phase-locked loop (PLL) that features fast acquisition, low jitter, and wide tuning range.

提出了一种快捕获，低抖动，宽调节范围的增益自适应锁相环的设计。

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