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可控制的微波脉冲生成在基于电光双驱马赫-泽恩德调制器的主动模式锁定光电子振荡器中
Optics express
|August 13, 2025
概括
我们开发了一种新的方法,用于使用主动模式锁定光电子振荡器 (AML-OEO) 产生可控的微波脉冲. 这种技术允许通过调整双驱动Mach-Zehnder调制器偏差电压来实现可切换的重复率和可定义的脉冲位置.
科学领域:
- 光电学是指光电子产品.
- 微波工程 微波工程
- 信号处理 信号处理
背景情况:
- 光电子振荡器 (OEOs) 对于产生稳定的微波信号至关重要.
- 控制高精度的微波脉冲生成仍然是一个挑战.
研究的目的:
- 为可控制的微波脉冲生成提出一种新的方法.
- 为了证明可切换的重复率和可定义的脉冲位置的生成.
主要方法:
- 使用一个主动模式锁定光电子振荡器 (AML-OEO).
- 采用电光双驱马赫-泽恩德调制器 (DDMZM) 进行反和外部信号注入.
- 调整DDMZM的直流 (DC) 偏差电压,以控制模式锁定和脉冲特征.
主要成果:
- 成功生成了微波脉冲列车,其重复率与自由光谱范围 (FSR) 和FSR的一半相匹配.
- 在固定的重复率下,实现了微波脉冲,具有可定义的时间位置.
- 通过数值模拟和实验验证验证了拟议的方法.
结论:
- 拟议的AML-OEO方法为微波脉冲生成提供了一种灵活和可控制的方法.
- 调整重复率和脉冲位置的能力为先进的射频应用提供了可能性.
- 这种技术为微波信号合成的精确控制提供了有前途的解决方案.
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