结果表明在抽运时抽运脉宽和重复率较大的情况下,输出激光脉冲相对于抽运脉冲抖动范围明显加大。
The experiments show that with large pulse width and high repetition rate of pump pulse, the dependent jitter scope of output laser pulse with pump pulse is increased.
这是探测进动的关键,因为在每次遮挡期间天文学家们可以确定放射线信号的精确角度,并因此断定脉冲星的抖动时间。
That's key to detecting precession, because during each eclipse astronomers can determine the precise angle of the radio signal and therefore the pulsar's wobble over time.
MELP声码器采用混合脉冲和噪声激励解决了经典LPC的嗡嗡声的问题; 引入了抖动浊音状态以克服音调噪声;
MELP vocoders utilize mixed pulse and noise as the excitation to elimate the buzzes in traditional LPC vocoders, and add a jitter voicing state to overcome the tonal noise.
来源稳定,抖动,和交错脉冲重复率也可以用HP5364A研究为基础的系统。
Source stability, jitter, and staggered pulse repetition rates can also be studied with an HP5364A-based system.
该仪器是基于脉冲前沿抖动的MIL标准定义,采用了单片机技术进行控制和数据处理。
The measurment was based on the definition of MIL standard, The measurment control and data processing were realized by the single chip.
相位平均网络是一种能把多个有相位抖动的脉冲进行相位平均,得到一种特殊脉冲信号的网络。
Phase-average network is a type of network which can carry out phase average for several pulses having phase jitter and achieves a kind of special paise signal.
硬件上,测速时采用了脉冲去抖动电路,用8253构成PWM调制器。
In hardware, pulse jitter suppression circuit is applied during velocity measuring, The core of PWM modulator is 8253.
通过调整脉冲的中心频率与纹波之间的相位差将有可能完全抑制时间抖动。
Timing jitter induced by SPM and IXPM could be suppressed totally by adjusting the relative phase between the center frequency of the pulse and the ripples.
利用两种方法研究了脉冲形状为高斯型的色散管理孤子系统定时抖动。
The timing-jitter in dispersion-managed soliton system with the Gaussian pulse was studied by two methods.
随机频率捷变和脉冲重复周期随机抖动可以使雷达具有较强的抗侦察、抗干扰能力。
The random frequency agility and the random jitter of PRI may ensure the radar with strong abilities of anti-reconnaissance and anti-jamming.
减小单脉冲等离子体电极普克尔盒电光开关击穿时间延迟与抖动问题是提高大口径电光开关性能的关键。
The breakdown time delay and jitter are very important for the plasma-electrode Pockels cells(PEPC) electro-optic switch driven by one-pulse process.
介绍了锁相调频的基本原理,用锁相调频的射频直接调制方法实现了脉冲信号的低抖动传输。
The low jitter transmission of pulse signals is realized by direct RF-modulation based on PLL frequency modulation.
随着电压VCTR改变,VCO 104改变VCO输出信号的频率,使得当pll 100处于锁定模式时引起脉冲偏移和增大的输出抖动,如图中虚线202所示。
As the voltage VCTR varies, VCO 104 varies the frequency of the VCO output signal, causing phase offsets and increased output jitter when PLL 100 is in lock mode, as shown by dotted line 202.
改进的PRI变换法克服了直方图统计法的子谐波问题,对脉冲重复间隔具有很高的估计精度,且具有一定的抗抖动能力。
The improved PRI transform estimates PRI with high precision, overcomes the sub-harmonic problem produced in the histogram methods, and has a better performance on anti-jitter.
同时我们还研究了采样光脉冲时间抖动和幅度抖动对光性能监测系统的影响。
The influence of timing jitter and amplitude fluctuation of the sampling pulses is also investigated.
同时我们还研究了采样光脉冲时间抖动和幅度抖动对光性能监测系统的影响。
The influence of timing jitter and amplitude fluctuation of the sampling pulses is also investigated.
应用推荐