在可重新配置的光子处理器中进行强大的校准和能源优化
Optics express
|September 23, 2025
概括
我们为可重新配置的光子处理器开发了一种能源意识的校准,以提高精度和降低功耗. 这种方法最大限度地减少了制造和热漂移的错误,使可扩展的光子计算成为可能.
科学领域:
- 光子学 是一个光子学.
- 光学计算是指光学计算的应用.
- 综合光子学 综合光子学
背景情况:
- 可重新配置的光子处理器由于制造变化,热波动和信号错误而面临性能下降.
- 精确控制相位和振幅对于高保真度光子操作至关重要.
研究的目的:
- 为光子处理器引入一个能效意识的校准程序.
- 为了同时提高计算精度和最大限度地降低能源消耗.
- 解决阻碍可扩展光子计算的关键障碍.
主要方法:
- 实现了一个输出通道规范化程序.
- 通过将转移矩阵与理论模型相匹配,重新调整马赫-泽恩德干扰仪和相位变换器.
- 应用了补充优化:全局相位偏移,为SU(2) 旋转选择电压分支,以及矩阵行换.
主要成果:
- 在4x4哈达马德转换测试中实现了错误的两倍减少.
- 显著降低了总电能消耗,而不会影响保真度.
- 展示了一种精确,有意识的校准技术.
结论:
- 开发的校准程序有效地恢复了可重新配置的光子处理器的准确性.
- 能源意识的优化大大降低了功耗,使光子计算更具可扩展性.
- 这种方法消除了对高性能,大规模光子计算系统的关键障碍.
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