• This paper introduces the theory of the phase-locked loop (PLL) and the direct digital synthesis (DDS), a method to improve the precision of DDS and reduce its phase truncation error is also given.

    介绍(PLL)技术直接数字式频率合成(DDS)技术基本工作原理给出一种提高DDS输出频率精度减小相位截断误差方法

    youdao

  • The design and implementation of quadrature waveform generator are described based on the AT89C52, phase-locked loop(PLL) and switched-capacitor filter(SCF).

    描述了基于AT89C52单片机锁相开关电容滤波器正交信号发生器设计实现方法。

    youdao

  • Phase-locked loop (PLL) has been applied in many fields.

    锁相很多领域得到了广泛应用

    youdao

  • Introduces the basic principle of phase-locked loop and NE564 PLL circuit structure and properties, and the use of phase-locked NE564 demodulating circuit and phase-locked frequency circuit.

    介绍基本原理锁相ne564电路结构性能及其ne564构成的锁相解调电路和锁相倍电路。

    youdao

  • Then presented the basic structure, phase model, frequency response and performance analysis for noise and spur, of phase locked loop (PLL).

    然后介绍(PLL)的基本结构相位模型频率响应噪声杂散性能

    youdao

  • The phase jitter of output signal of the PLL( phase locked loop) frequency doubler is analyzed.

    定量分析了数字式输出信号相位抖动

    youdao

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

    提出一种捕获抖动调节范围的增益适应设计

    youdao

  • It USES a high precision digital phase-locked loop (PLL) to accurately recover the Synchronous reference information of raw cloud-cover image data collected by the geostationary satellite.

    高精度数字锁相精确地恢复地球同步气象卫星采集原始云图数据同步基准信息

    youdao

  • The industrial grating signals can be digital frequency multiplication with a phase-locked loop (PLL) controlled by a microcomputer.

    微型计算机控制(PLL)对计量光栅信号进行数字

    youdao

  • The digital very narrow-bandwidth Phase-Locked Loop(PLL) is designed and realized for the digital range and velocity measurement receiver.

    本文正是为数字化测速测距接收机设计实现数字化超窄带

    youdao

  • It also give an improved method for PLL (phase locked loop) to extract coherent carrier.

    本文相干载波提取中的锁相环提出一种改进方法

    youdao

  • Signal demodulation of automatic block with audio frequency shift modulated track circuits was implemented with phase-locked loop (PLL) technique and a singe chip microcomputer.

    利用锁相(LL)窄带跟踪特性,单片机结合,实现自动闭塞系统信号解调

    youdao

  • The basic principle of phase locked loop (PLL) has been introduced, and the transmission function of the phase noises of every part of PLL has been analyzed.

    介绍了基本原理分析了锁相部分电路相位噪声传递函数

    youdao

  • A novel all-digital phase locked loop (PLL), applied to the carrier synchronization of communication systems, is designed.

    设计了用于通信系统载波同步数字锁相环

    youdao

  • A novel multi-layer Charge-Pump Phase-Locked Loop (CP-PLL) behavioral model is presented in this paper.

    提出种全新电荷锁相行为建模方法。

    youdao

  • FIG. 1 illustrates an example of a phase-locked loop (PLL) that can include techniques of the present invention.

    1图示说明可以包括发明技术相锁(PLL)的示例

    youdao

  • Now the full integrated PLL (phase locked loop) chip is used widely in radio frequency circuit.

    全集成锁芯片目前射频电路中应用很广泛。

    youdao

  • The stability of the system is analyzed by small-signal, the results shows that the double integrator close-loop is a Phase-Locked-Loop (PLL) essentially.

    采用小信号的方法对其稳定性进行分析。分析结果表明这种结构本质上具有锁相环功能。

    youdao

  • The phase locked loop (PLL) frequency synthesizer for digital tuning system(DTS), which is used in DTS of car radio receiver, is presented.

    针对一汽车音响收音数字调谐系统实例,介绍了一种广播双波段频率合成芯片的设计方法。

    youdao

  • Then we briefly explain the basic theory of Phase Locked Loop (PLL) and the basic characteristic of its components.

    然后相位角度分析了锁相环环路模型,给出相位传递函数;

    youdao

  • With the signal from the master clock, the slave clock is able to recover an accurate local clock signal using a Clock Recovery Phase Locked Loop (PLL).

    时钟利用时钟发来的时钟信号通过数字锁相环恢复本地时钟信号。

    youdao

  • With the signal from the master clock, the slave clock is able to recover an accurate local clock signal using a Clock Recovery Phase Locked Loop (PLL).

    时钟利用时钟发来的时钟信号通过数字锁相环恢复本地时钟信号。

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定