The orthogonal sampling demodulating technique for low frequency time-code signal is introduced. Based on the theoretical analysis about its principle and implement method, The simulation is tested.

作者提出低频时码信号的正交扫描解调技术，从理论上分析了正交扫描原理和实现方法，并进行了仿真测试；

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The generating of pseudo random sequence is one of the key subjects to realize the spread spectrum technique upgrade for BPC low frequency time code radio station.

伪随机序列的产生是实现BPC低频时码发播台扩展频谱技术升级的一个重要环节。

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In this curve, the point which had the largest inclined rate was a timing reference point of low frequency time-code receiver.

该曲线的斜率最大点即为低频时码接收机的秒定时参考点。

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