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1)  PLL Spurious
PLL杂散
2)  spur [英][spɜ:(r)]  [美][spɝ]
杂散
1.
Amplitude-quantization spurs in direct digital frequency synthesizers in absence of phase truncation;
无相位截断情况下DDS的幅度量化杂散特性分析
2.
Analysis and Design of the Spurs in the Multiple-loop Small Step Size Synthesizer;
多环小步进频综杂散分析与设计
3.
Design of a Charge Pump for Low-Spur Phase Locked-Loops
低杂散锁相环中电荷泵的设计
3)  spurious signal
杂散
1.
Then,a new DDS structure for eliminating spurious signal caused by phase truncation error is introduced.
分析了直接数字频率合成技术(Direct Digital Synthesizer,DDS)的工作原理及其频谱特点,在此基础上介绍一种可降低相位截断误差引起的杂散的DDS新结构,并给出MATLAB对设计方法进行仿真的结果。
4)  spurious [英]['spjʊəriəs]  [美]['spjurɪəs]
杂散
1.
Precise Analysis of the Spurious Spectrum of DDS in the Presence of Phase Truncation;
直接数字频率合成器相位截断杂散谱的精确分析
2.
The Influence of DDS Spurious Effects on Stepped-Frequency Radar s Performance;
定性分析DDS杂散对步进频率雷达性能的影响
3.
During RF and microwave measurement, especially spurious signal spectrum test, some spurious signal maybe caused bythe spectrum analyzer itself, and displayed on the screen.
在射频和微波测试中,特别是杂散信号频谱测量过程中,由于测试系统及频谱仪自身原因可能产生伪信号,即频谱仪读出不属于被测设备发出的信号,本文主要阐述此类信号产生原因及判别方法。
5)  spurs [英][spə:]  [美][spɝ]
杂散
1.
This paper introduces a frequency source with low phase-noise and low spurs and the performance of the system.
本文介绍了一种低相噪低杂散频率源的设计方法,并给出了最终测试所得的系统性能指标。
2.
This paper illuminates theory, structure, spectrum distribution, merits and defects, especially spurs of Direct Digital Synthesis(DDS), and it then introduces Phase Locked Loop (PLL) theory.
对DDS的结构、优缺点、频谱分布,特别是杂散性能进行了详细的阐述。
3.
Based on these key points, this thesis designs a radar transceiver in millimeter wave band, with low phase noise, low spurs and high frequency-switching speed.
本课题即是基于这个方向,研制出了一种低相噪,低杂散,捷变频的毫米波雷达器前端系统的频综。
6)  dual PLL
双PLL
1.
For the problem of carrier recovery in DS-SS communication,the model of dual PLL is presented,which is designed based on the auto -adapted algorithm.
针对直接序列扩频通信中的载波恢复问题,提出了一种基于自适应算法设计的双PLL载波跟踪方法。
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性质:一定极化状态的电极在光辐照下,能发出具有体系特征的光。光致发光谱常常与极化电势有关,它的波长特性有助于了解发光的电极材料或金属/电解液界面电活性物种的能级信息和电子传递过程,故可用于“现场”电化学测量。

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