<p>➀ DustPhotonics is an Israeli silicon photonics chip design company founded in 2017, having raised $96 million in funding and launched the first commercial 1.6T silicon photonics optical engine in September 2023.</p><p>➁ The L3C technology, or Low Loss Laser Coupling, is introduced as a method for reducing coupling losses in optical links.</p><p>➂ The technology involves the design of auxiliary waveguides for alignment on PIC and laser chips, and uses a feedback control mechanism to align the chips without the laser chip being powered.</p>