Based on the changing of the overlap time and the arrival orders of the pulses of EA signal pulse and a certain radar signal pulse, the model of EA emitters is put forwarded.

根据电子攻击信号脉冲与被保护雷达信号脉冲在重叠时间大小以及先后到达顺序上的不断变化，对某一被保护雷达，给出了电子攻击信号源的布站模型。

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We must shape to the signal pulse.

这时必需将信号脉冲整形。

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This paper analyzes usual measuring errors caused by inconsistency of the input signal pulse verge and strobe signal verge in frequency measurement. It sets forth an effective solution.

研究频率测量过程中输入信号的脉冲边沿与测量设备的闸门信号边沿不一致造成的频率测量误差。

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Pulse-code modulation is simply a way of representing the analog electrical signal, in digital form.

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