Lumentum: Lumentum and Marvell showcase first integrated 450G high-speed optical interface at OFC

In booth #2119 at the Optical Fiber Communications Conference & Exposition (OFC 2025) in San Francisco (1-3 April), Lumentum Holdings Inc of San Jose, CA, USA (which designs and makes optical and photonic products for optical networks and lasers for industrial and consumer markets) and data infrastructure semiconductor solutions provider Marvell Technology Inc of Santa Clara, CA, USA are giving an industry-first demonstration integrating Marvell 400G/per lane PAM4 technology operating at 225Gbaud with Lumentum's indium phosphide (InP) monolithically integrated DFB-MZI optical transmitter, highlighting what is claimed to be a milestone in advancing next-generation, high-bandwidth and lower-power-per-bit optics for artificial intelligence (AI)/machine learning (ML) and cloud infrastructure...