MediaTek, Microsoft Debut MicroLED Data Center Cables

MediaTek and Microsoft Research announced on March 17, 2026, a new Active Optical Cable (AOC) technology leveraging MicroLEDs to enhance power efficiency in data center networks.

MicroLED Cables Promise Data Center Power Savings MediaTek and Microsoft Research revealed on March 17, 2026, a novel Active Optical Cable (AOC) technology for data centers that utilizes miniaturized MicroLED light sources. This development aims to address the increasing power demands within modern data infrastructure by offering a more energy-efficient alternative to traditional laser-based optical interconnects. Rethinking Data Transmission Architecture The core innovation lies in replacing the conventional 'Narrow-and-Fast' laser channels with a multitude of 'wide-and-slow' MicroLED channels. This architectural shift allows for a significant reduction in power consumption per data bit transmitted. According to statements made during the announcement, the new design offers a path toward substantially improved power efficiency, a critical factor for large-scale data operations. Efficiency and Reliability Gains Microsoft Research highlighted the potential for this MicroLED AOC technology to achieve high reliability, comparable to existing copper connections, but with a vastly extended reach. This combination of efficiency and robust performance is intended to mitigate trade-offs currently faced by network designers. MediaTek indicated that commercialization efforts with industry partners are anticipated to begin in late 2027.