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发明公开
CN108957199A 一种用于电磁暂态数据采集的同步触发装置及触发方法 无效 - 驳回

一种用于电磁暂态数据采集的同步触发装置及触发方法
摘要：
本发明公开了一种用于电磁暂态数据采集的同步触发装置及触发方法，包括：屏蔽壳体、运放模块、电源模块、高速比较器和光脉冲发生器；运放模块、电源模块、高速比较器和光脉冲发生器均设置在屏蔽壳体内；运放模块的信号输出端与高速比较器的信号接收端相连接，高速比较器的信号输出端与光脉冲发生器的信号接收端相连接，光脉冲发生器的信号输出端用于发出同步触发信号；电源模块分别与运放模块和光脉冲发生器相连接。本发明的同步触发装置能够工作在强暂态电磁干扰环境下；同步触发装置及触发方法可实现高灵敏度纳秒级可靠同步触发。
摘要（英）：

The present invention discloses a synchronous trigger device and method for electromagnetic transient data collection. The device comprises a shielding housing, an operational amplifier module, a power module, a high-speed comparer and an optical pulse generator; the operational amplifier module, the power module, the high-speed comparer and the optical pulse generator are arranged in the shielding housing; a signal output end of the operational amplifier module is connected with a signal receiving end of the high-speed comparer; a signal output end of the high-speed comparer is connected witha signal receiving end of the optical pulse generator, and a signal output end of the optical pulse generator is configured to emit synchronous trigger signals; and the power module is connected withthe operational amplifier module and the optical pulse generator. The synchronous trigger device can be operated in a high transient electromagnetic interference environment; and the synchronous trigger device and method can achieve nanosecond reliable synchronous trigger with high sensitivity.

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