What does this research mean for the field?

Silicon-photonic optical interconnects can overcome the bandwidth density, energy efficiency, and scalability limitations of conventional electrical links in AI clusters through coordinated optimization across optical devices, electronic circuits, packaging, and system architectures. Novelty: ClaimNovelty.SYNTHESIS. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

To review the development, performance trade-offs, and integration challenges of silicon-photonic optical input/output technologies designed to alleviate data movement bottlenecks in artificial intelligence computing infrastructure.

September 14, 2026Laser & Photonics ReviewOpen Access

Silicon Photonics for Short‐Reach Interconnects: Progress in High‐Bandwidth and Energy‐Efficient Optical I/O

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Authors

YZYaotian ZhaoShanghai Zhangjiang Laboratory YCYukun ChenShanghai Zhangjiang Laboratory BXBo XuShanghai Zhangjiang Laboratory

Discussion

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Implication

Review demonstrates optical interconnect advancements in artificial intelligence computing, highlighting paths toward scalable energy-efficient architectures.

Key Points

To review the development, performance trade-offs, and integration challenges of silicon-photonic optical input/output technologies designed to alleviate data movement bottlenecks in artificial intelligence computing infrastructure.
Synthesized research on optical devices, integrated electronic circuits, advanced packaging methods, and architectural designs for short-reach interconnects in AI clusters.
Identified silicon-photonic optical links as essential replacements for conventional copper interconnects to overcome physical limits in bandwidth density, energy efficiency, and scalability.
Highlighted the necessity of co-optimizing electronic-photonic integration and advanced packaging architectures to deploy practical optical input/output solutions in data centers.

Cite This Study

Zhao et al. (2026) studied this question.

synapsesocial.com/papers/6aa7b2e10926e14a848b17ee https://doi.org/10.1002/lpor.71894

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Implication

Review demonstrates optical interconnect advancements in artificial intelligence computing, highlighting paths toward scalable energy-efficient architectures.

Silicon Photonics for Short‐Reach Interconnects: Progress in High‐Bandwidth and Energy‐Efficient Optical I/O

Discussion

Member takes

Implication

Key Points

Cite This Study

Silicon Photonics for Short‐Reach Interconnects: Progress in High‐Bandwidth and Energy‐Efficient Optical I/O

Discussion

Member takes

Implication

Key Points

Cite This Study

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