time-base reference pulse 时基基准脉冲
The time relationships between GRI pulse sequences and reference pulses, as well as between modulation codes and Loran-C pulse groups are analyzed.
分析了GRI脉冲序列与参考脉冲，以及调制码组与罗兰C脉冲组的时间关系。
Based on pulse counting principle, the high precision time interval can be obtained by measuring the number of the high-frequency reference clock through it.
设计了一种高精度时间间隔测量模块，该模块由单片机控制，采用脉冲计数原理，通过测量时间间隔内高频参考时钟个数，得到被测时间间隔的精确值。
Generally, the harmonic phase reference circuit is a comb generator in frequency domain and a pulse generator in time domain.
谐波相位参考在频域上为梳状波而在时域上为很窄的脉冲序列。
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