News
NTT negotiates photonics-electronics convergence deals with big tech and explores Rapidus partnership
Monday, January 26, 2026 at 08:15 PM
NTT is engaged in significant business negotiations with major technology companies regarding its photonics-electronics convergence technology. Additionally, the Japanese government is pushing for a partnership between NTT and Rapidus to integrate this optical technology into advanced semiconductor manufacturing.
Context
Sony Group has officially announced its entry into the silicon photonics market, signaling a strategic pivot to address the critical bottlenecks in the AI and semiconductor supply chain. By integrating its world-leading laser diode expertise with silicon-based optical circuits, the company aims to commercialize high-performance "Photo-Electronic Convergence" modules. These modules are designed to replace traditional copper interconnects, which currently struggle with the massive bandwidth and energy demands of next-generation AI training clusters and hyperscale data centers.
The move leverages Japan’s significant competitive advantage in high-quality light sources, a sector where Sony Group already maintains a dominant position through its vertical-cavity surface-emitting laser (VCSEL) production. This expansion positions Sony as a primary provider of on-chip light sources, a component that has historically been the most difficult to integrate within the silicon photonics ecosystem. The initiative aligns with the broader IOWN (Innovative Optical and Wireless Network) framework, which seeks to reduce power consumption by up to 100x while increasing transmission capacity.
For investors, this marks Sony Group’s transition from a consumer-focused electronics and sensor giant into a mission-critical infrastructure provider for the global AI economy. With the silicon photonics market projected to reach a valuation of approximately $3.7 billion by late 2026 and exceed $28 billion by 2034, the company is securing a high-margin foothold in the future of optical computing and high-speed data interconnects. Mass production of these integrated optical engines is expected to scale throughout 2026, directly challenging established incumbents like Intel and Broadcom.
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