基于光子混合专家网络的光子计算芯片、系统及方法

By using a photonic computing chip based on a photonic hybrid expert network and employing a passive optical diffraction structure for efficient computation, the computational bottleneck of traditional electronic computing platforms is solved, achieving low power consumption, high parallelism, and light-speed multi-task parallel processing.

CN121189406BActive Publication Date: 2026-07-17TSINGHUA UNIVERSITY

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
TSINGHUA UNIVERSITY
Filing Date
2025-08-21
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Traditional electronic computing platforms suffer from high power consumption, low efficiency, and architectural bottlenecks when faced with large-scale AI computing demands, making it difficult to meet the requirements of high parallelism and high throughput computing.

Method used

A photonic computing chip based on a photonic hybrid expert network is adopted, which utilizes a passive optical diffraction structure for efficient computing. Multi-task parallel processing is achieved through on-chip input waveguides, amplitude modulation interferometers, parallel photonic expert networks, and photodetectors, and data processing is combined with a back-end shared digital network.

Benefits of technology

It achieves low power consumption, high parallelism, and light-speed processing, significantly improving computing efficiency and capacity, and overcoming the energy efficiency and bandwidth limitations of traditional electronic computing.

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Abstract

本发明提供一种基于光子混合专家网络的光子计算芯片、系统及方法,片上输入波导用于确定输入光信号和多任务数据;幅度调制干涉仪用于对输入光信号进行幅度调制,以加载多任务数据的信息;确定混合路由网络生成的光信号分配信息;基于光信号分配信息将幅度调制后的光信号对应分配至多个并行光子专家网络;单片集成的多个并行光子专家网络用于采用衍射光栅结构对幅度调制后的信号进行相位调制;片上输出波导用于输出多个所述并行光子专家网络输出的光信号。本发明能够实现多任务的并行处理,并利用无源光学衍射结构进行高效计算,具有低功耗、高并行性、光速处理和大规模扩展的显著优势。
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