高速数字系统的信号完整性问题主要为反射、串扰、延迟、振铃和同步开关噪声等。
The main problems of signal integrity of high-speed digital system include reflection, crosstalk, delay, ringing, simultaneous switch noise, etc.
最后，从抗频偏的角度出发，通过分析2fsk信号的延迟相关特性，给出了一种码元同步算法，具有良好的抗频偏性能。
At last, this paper analyses the delay correlation properties of 2fsk signal, and proposes a new algorithm for symbol synchronization, which shows better performance when frequency offset exists.
利用有限的导频信号进行信道延迟估计从而获得准确的符号同步。
Channel delay estimation via pilot sub-carriers is used to provide accurate frame synchronization in multipath channels.
该公式显示，系统分级越多，同步信号的时间延迟越大。
This formula reveals that more levels in system structure would lead to more delay.
该公式显示，系统分级越多，同步信号的时间延迟越大。
This formula reveals that more levels in system structure would lead to more delay.
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