High-voltage fast-front pulse signal generation device and method with adjustable timing parameters

By using a timing-controllable pulse cluster laser unit and a fully parameter closed-loop control unit, a picosecond-level fast-edge pulse signal is generated, which solves the problems of insufficient pulse rise rate and weak timing control capability in the existing technology. It is suitable for high-voltage power testing and improves detection accuracy and efficiency.

CN122410089APending Publication Date: 2026-07-17
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Filing Date
2026-04-24
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing high-voltage fast-edge pulse signal generators suffer from problems such as insufficient pulse rise rate, weak timing parameter control capability, and incompatibility between high power and fast-edge characteristics, which cannot meet the high-precision requirements of high-voltage power testing.

Method used

By employing a timing-controllable pulse cluster laser unit, a high-power photoconductor unit, and a high-voltage fast-edge pulse signal output unit, combined with a full-parameter closed-loop control unit, laser triggering, parameter adjustment, and closed-loop adaptive control are achieved to generate picosecond-level fast-edge pulse signals.

Benefits of technology

It achieves high-power, picosecond-level fast rise time output, with flexible and adjustable timing parameters to adapt to different test scenarios, improving the detection accuracy and efficiency of high-voltage power testing, and has anti-interference capabilities. It is suitable for fields such as power grid operation and maintenance, power equipment manufacturing, and high-voltage testing.

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Abstract

本发明提供一种时序参数可调控的高压快沿脉冲信号的产生装置及方法,旨在解决现有技术中脉冲上升沿过长、时序调控能力弱、无法兼顾高压与快沿特性的技术痛点,装置包括时序可控的脉冲簇激光单元、大功率光导器件单元、高压快沿脉冲输出单元及全参数闭环控制单元,通过脉冲簇激光非接触触发大功率光导器件单元中宽禁带光导半导体器件,依托宽禁带材料的超快载流子传输特性,实现高压环境下的快沿脉冲输出,可灵活调控宏脉冲、子脉冲相关参数,实现宏脉冲嵌套高频子脉冲的双层结构脉冲波形,兼具低频宏观时序可控性与高频快沿特性,适配电力设备高精度复杂测试场景。
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