目前对延迟系统的超前和滞后同步研究的并不是很多，对这方面的研究可做为以后研究工作的重点。
Currently, the anticipated synchronization and lag synchronization in the time-delayed systems are not a lot, for the research in this area can be used as the focus of future research work.
着重分析了电流参考信号超前角(滞后角)、系统参数和驱动方式对无刷直流电动机系统动态性能的影响。
The influence of the leading Angle (lagging Angle) of the current reference signal the parameters and drive mode of the system to the dynamic characteristics are analyzed.
为了实现软开关，引入超前管和滞后管的概念。
The concept of leading switches and lagging switches is introduced to realize soft-switching.
在P ID校正中着重加强微分超前调节作用，缓解了系统相位滞后的问题，从而使系统得到较好的稳定度和响应速度。
It focuses on differentiation in PID adjustment, amends the phase lag problem and gets better systematic stability and response speed.
设计的超前、滞后、滞后—超前和PID校正器，形式相同，实用价值大。
The designed lead, lag, lag-lead and PID controllers have same form and extensive practical value.
本文还对实现超前臂零电压开通和滞后臂零电流关断的核心元器件进行了参数优化设计。
For the parameter optimization. this article also analyzes the core components of achieving zero-voltage turn-on and ultra-forearm arm lag zero current shutdown.
针对传统超前-滞后型数字锁相环实现同步速度较慢的缺点，提出了一种基于步进和量化调整的数字锁相法的快速位同步方法。
Traditional Lag-Lead synchronous DPLL shortcomings slow. In order to solve this problem, proposed a method for FPGA-based realization method of fast bit synchronization.
针对传统超前-滞后型数字锁相环实现同步速度较慢的缺点，提出了一种基于步进和量化调整的数字锁相法的快速位同步方法。
Traditional Lag-Lead synchronous DPLL shortcomings slow. In order to solve this problem, proposed a method for FPGA-based realization method of fast bit synchronization.
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