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- It is a fundamental for all synchronism to achieve phase locked.It is discussed in this paper for one type of phase locked circuit in laser typesetter with scan deflector. 而激光照排机中的锁相电路又是激光照排机电路部分的关键,成功锁相是实现照排机各项同步的基础。
- In this paper,the upper side audio frequency modem used in the power line carrier-current communication is discussed,the bit phase locked circuit and its principle are also introduced. 介绍了应用于电力线载波通信的上音频段调制解调器,并详细说明了位锁相电路及工作原理。
- phase locked circuits 锁相电路
- Abstract：The Phase Lock Loop (PLL) Circuits are widely used in electronic systems especially in receivers. 锁相环路是在现代各种电子系统中，特别是在接收机中应用广泛的一种基本电路。
- One example is the phase comparator of a phase locked loop. 一个例子是相锁环状态下的相位比较器。
- The transmitter uses a phase locked loop to provide multi-phase clocks for PRBS circuit and 4-to-1 multiplexer to convert parallel data into serial one. 在传输端利用锁相迴路提供多相位时脉输出给乱数产生器和4对1多工器，并将一组并列资料转换为串列输出，再经传输器使输出的资料振幅放大，最后将资料传输至耦合的电极板上。
- Phase locked loop (PLL) has been widely used in communication system. 锁相环路在通信系统中得到了广泛的应用。
- Resolution of Systematic Design Trouble with PLD Interior Phase Lock Loop. 使用PLD内部锁相环解决系统设计难题。
- Based on the practice of designing single phase uninterruptable power supply(UPS), this paper introduces design of phase locked synchronous circuit for off line square wave UPS, on line USP equipped with and without output transformer. 通过单相不间断UPS电源的设计实践 ,介绍了后备式方波输出UPS、带输出变压器在线式UPS和无输出变压器在线式UPS锁相同步电路的设计。
- The phase jitter of output signal of the PLL( phase locked loop) frequency doubler is analyzed. 定量分析了数字式锁相倍频器输出信号的相位抖动.
- A phase locked wavelength drive prevents peak shifts and peak suppression at high scan speeds. 相位锁定波长驱动技术可以防止仪器在快速扫描时吸收峰的偏移。
- Phase locked loops (PLL) are electronic systems widely used in different fields of applications. 锁相回路（PLL）做为一种电子系统广泛的用于不同的应用领域。
- TMS320F240 DSP is used to realize the digital Phase Locked Loop(PLL) and real-ize the hot-swap function of the parallel system. 采用TMS320F240型DSP芯片实现数字锁相同步,实现并联系统的热插拔功能。
- Results show that the phase locking steps occur in the IV-curves. 结果表明，在直流伏安特性曲线上出现了相锁定台阶。
- This paper discusses a method to demodulate FSK signal, on the basis of FPGA chip, by applying all- digital phase locked loop. 本文研究了一种采用全数字锁相环实现频移键控FSK信号解调的新方案。
- The basic principle of using phase locked loop technique to realize the design and analysis of program controlled frequency syntheses was introduced. 本文简要地叙述了应用锁相环路实现信号合成的基本原理。
- Both incorporation exterior VCO and loop filter could rattling realize celerity Phase Lock function. 结合外部VCO和环路滤波器可以很好的实现快速锁相功能。
- The coupling visibilities(CV) of temperature sensor heads were measured with phase lock loop technique. 采用锁相环技术测试了各传感器的分光可见度随温度的变化关系。
