系统中采用锁相环路控制视频同步。
PLL circuit is adopted in order to control video signal synchronization.
锁相环路在现代电子技术中应用十分广泛。
Locking phase ring circuit is widely used in Modern electronic technology.
利用锁相环路原理提出锁相自动准同期控制方案。
An automatic accurate synchronization control scheme which adopts phase locked loop principle is presented.
数字锁相环路（DPLL）是数字相干解调技术的核心。
The Digital Phase Lock Loop(DPLL)is the core of the coherent demodulation.
相位相干通信系统中，通常采用锁相环路来产生相干参考信号。
In phase-coherent communication system, phase-locked loop is always used to yield coherent reference signal.
锁相环路各点工作状态均可用图形直观显示，辅助分析能力强。
The working state of all points in the PLL can be visibly displayed, with high ability in aid analyses.
锁相环路具有快捕、量化精度高、抗干扰性强 ，任意可编程的特点。
This FDPLL is featured of quickly catching, high accuracy of quantization, Low susceptibility to i…
本文讨论了采用锁相环路作为本振信号的混频器对本振锁相环路的影响。
This paper discusses the influence of mixer on the phase lock-loop (PLL) circuit of a local oscillator. In mixer, local signal is produced by the PLL circuit.
提出了一种面向系统数学模型的模块连接式锁相环路计算机辅助分析方法。
A computer aid analysis method for PLL of block-linking type facing systematic mathematical models is proposed.
提出了一种面向系统数学模型的模块连接式锁相环路计算机辅助分析方法。
The Research for the Plastic Profile Extrusion Die's Computer Aided Analysis System;
使用正交模拟锁相环路对无载波的脉冲无线电系统实现多径捕获和同步提取。
The orthogonal analog phase lock loop is used to get the timing information of the impulse radio system and the multi-path component separation.
本文用传统的定性方法和函数方法讨论了调频输入的正弦锁相环路方程的周期解。
In this paper, the periodic solution of sinusoidal PPL equation for FW inputs has been discussed with the traditional qualitative method and Lyapunov functions.
锁相环路是一种能实现相位自动锁定的控制系统，主要用于频率合成及跟踪解调系统。
The phase- locked loop is one kind of control system which is able to achieve phase automatic lock, to compose frequency and to trace demodulation system.
本文分析了数字锁相环路的寄生频偏，它是现代通讯系统中频率合成器的重要指标之一。
This paper gives an analysis of parasitic frequency deviation in the digital phase locked loop, which is one of the important specifications of modern communication systems.
锁相环路是完成两个电信号相位同步的反馈控制系统，适宜于变流装置的同步触发电路之中。
The phase lock loop is a feedback control system that makes two telecommunication signals' phase synchronization, suitable to the synchronous trigger circuit of the convertor device.
由于有锁频环的频率牵引，锁相环路滤波器可以设计得很窄，具有很好的抑噪性能，满足精确跟踪载波相位的要求。
Due to the frequency pulling of FLL, the passband of the filter in PLL can be made very narrow to suppress the noise, and the PLL can lock carrier's phase with high accuracy.
由于有锁频环的频率牵引，锁相环路滤波器可以设计得很窄，具有很好的抑噪性能，满足精确跟踪载波相位的要求。
Because of the frequency lock loop traction PLL filter can be designed very narrow, with very good noise suppression performance, to meet the precise requirements of carrier phase tracking.
介绍了用集成锁相环路解码器LM567作为超声波检测元件，以89C51单片机作为主控元件的超声波液位测量的原理、电路及测控程序。
The theory, the circuit, and the program were introduced using LM567 as the component to detect the ultrasonic and using the MCU 89C51 as the main control component.
介绍了用集成锁相环路解码器LM567作为超声波检测元件，以89C51单片机作为主控元件的超声波液位测量的原理、电路及测控程序。
The theory, the circuit, and the program were introduced using LM567 as the component to detect the ultrasonic and using the MCU 89C51 as the main control component.
应用推荐