Photonic Integrated Circuit

Silicon Photonics Indium Phosphide Optical Networking SiPh InP Photonic Integrated Circuit CMOS Coherent Optics Supply Chain Intel Cisco Lumentum Coherent Corp Foundry Semiconductor

Silicon Photonics vs Indium Phosphide — The Foundry War Behind Your Optics

Two materials. Two manufacturing ecosystems. Two different bets on the future of optical networking. The choice between Silicon Photonics and Indium Phosphide determines who can build your optics, how fast,

Rene Fichtmueller / 2026-04-30 / ~3 min read min read