1) light beam vibration frequency spectrum
光束抖动频谱
2) beam jitter
光束抖动
1.
The far-field intensity distribution for coherent combining and incoherent combining with conformal focusing transimitting is numerically calculated, and the effect of phase error, beam jitter, and fill factor is studied in detail to make a contrastive study of coherent and incoherent combining.
为了比较不同合成方案的远场效果,对聚焦发射的相干合成和非相干合成光束远场分布进行数值计算,从控制相位误差、光束抖动和阵列占空比等三方面对这两种方案的远场特性进行比较研究。
3) jitter spectrum
抖动谱
1.
The test result is given in combination with RapidIO high speed serial bus system application,and the related specifications are analysed by using jitter spectrum method.
介绍了高速串行总线信号完整性测试的关键概念,主要包括抖动及分离、眼图、误码评估和码间干扰、测试误差控制等,结合实际RapidIO串行系统应用给出了测试结果,并采用抖动谱等方法对相关指标进行了详细分析。
4) Frequency Jitter
频率抖动
1.
Application of Frequency Jitter Technique on the EMC Design for Switching Mode Power Supply;
频率抖动技术在开关电源EMC设计中的应用
2.
Based on the theory of frequency modulation,the principle that frequency jittering spreads the spectrum energy of the voltage and current is analyzed.
针对传统的固定频率PWM控制方式引起的波形频谱能量集中、谐波幅值较大的缺点,文章基于频率调制(FM)的理论分析了开关频率抖动技术扩散电压频谱以及电流频谱能量的基本原理,结合传统的PWM控制器,采用三角波作为调制信号实现简单的频率抖动的方法。
3.
In this paper, the research focus on the novel passive three phase high power factor rectifiers and the frequency jitter technology to improve the input currents of a charger/discharger for Ni-Cd battery.
论文结合某型镉镍蓄电池充放电器,研究了基于无源技术的高功率因数整流器和直流变换器的开关频率抖动技术,以提高该设备的功率因数和减小电磁干扰。
5) PRF jittering
重频抖动
补充资料：抖动
①颤动：她气得咬紧嘴唇，身子剧烈～。②用手振动物体：他～了一下缰绳，马便向草原飞奔而去。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条