Alibaba Cloud Infrastructure

Oct 2, 2025 · Cloud Computing

How Alibaba Cloud Extended VCSEL Reach to 500 m: Breakthroughs from ECOC 2025

At ECOC 2025 in Copenhagen, Alibaba Cloud showcased groundbreaking research that pushed VCSEL transmission over multimode fiber to 500 meters, explored hollow‑core fiber challenges such as CO₂ absorption, and promoted 800ZR coherent modules for data‑center interconnect, highlighting AI‑driven optical networking advances.