集成电光数字-模拟链路,用于高效的计算和任意波形生成
Yunxiang Song1,2, Yaowen Hu1,3, Xinrui Zhu1
1John A. Paulson School of Engineering and Applied Sciences, Harvard University, Cambridge, MA 02138, USA.
Nature photonics
|February 20, 2026
概括
研究人员使用尼酸盐纳米光子开发了一种电光数字到模拟链接 (EO-DiAL). 这一突破使下一代人工智能和通信系统能够高效的模拟光子计算和高速信号生成.
科学领域:
- 综合光子学 综合光子学
- 纳米光子学 纳米光子学
- 模拟计算是一种模拟计算.
背景情况:
- 人工智能和通信系统的快速发展需要增强的计算能力和信号.
- 集成光子学为数字电子提供了一个有希望的模拟处理替代方案.
- 数字电子和模拟光子之间的高效接口对于下一代硬件至关重要.
研究的目的:
- 为了解决模拟光子系统中高效接口设计的瓶.
- 为了展示一个一般的电光数字到模拟链接 (EO-DiAL).
- 展示集成光子学在先进计算和通信方面的潜力.
主要方法:
- 使用基于造的酸纳米光子.
- 开发了一个通用电光数字到模拟链接 (EO-DiAL).
- 在波形生成中使用纯数字输入.
主要成果:
- 实现了光学和电子波形的按需生成,速度高达186 Gbit/s.
- 证明了用于光子计算的低能耗 (0.058 pJ/bit) 的高保真性MNIST编码.
- 启用无脉冲形成的微波任意波形生成,可调节延迟和增益.
结论:
- 开发的EO-DiAL提供了一种高效的数字到模拟转换范式,使用集成光学.
- 模拟光子硬件对计算,光学互连和高速测距具有变革潜力.
- 这项工作为紧而高效的下一代通信和计算系统铺平了道路.
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