Quad Secures 2.1 Billion Won in Pre-A Investment... Accelerating Quantum Photodetector Commercialization

▤ Summary

Quad has closed a 2.1 billion won Pre-A funding round to accelerate commercialization of its quantum photodetector technology. The company builds superconducting nanowire single-photon detectors and is developing both the sensor device and the cryogenic operating system. The new capital will support manufacturing setup, process optimization, and scaling toward mass production. Quad plans to expand from semiconductor inspection modules into defense, space optical communications, and quantum computing infrastructure markets.

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