Advancing 6G: NTT Docomo’s Innovations in Communication Technologies

Dominic Jainy is an IT professional with extensive expertise in artificial intelligence, machine learning, and blockchain. In this interview, we will delve into various advancements in telecommunications, focusing on the transition from 5G to 6G, partnerships enhancing 6G services, and the potential of high-altitude platform stations (HAPS) aircraft for future communication networks.

Can you share some key highlights from NTT Docomo’s presentation at the MWC 2025 event?

NTT Docomo showcased significant advancements in next-generation communication technologies and services needed to support the increasing demand on network infrastructure. Key highlights included demonstrating the feasibility of in-network computing (INC), showcasing the integration of 6G capabilities with metaverse services, and successful experiments with high-altitude platform stations (HAPS) aircraft for extended coverage.

How is NTT Docomo preparing for the transition from 5G to 6G? What are some fundamental advances that you are focusing on for next-generation communications?

NTT Docomo is preparing for the transition by leveraging its expertise in advanced communication technologies. We are focusing on integrating and coordinating computing resources for AI and mobile networks, enhancing end-to-end quality control, and ensuring low latency and efficient bandwidth usage. We are also working on integrating sensory experiences through 6G networks to enhance services like education, skill transmission, and online shopping.

Can you elaborate on the agreement between Toppan and NTT Docomo for 6G communication services? What will the integration of Toppan’s metaverse capabilities with Docomo’s Feel Tech platform entail? What type of services will you focus on initially?

The agreement involves integrating Toppan’s metaverse and advanced expression capabilities with Docomo’s Feel Tech platform. This integration aims to extend human sensory experiences through 6G networks. Initially, we will focus on services in education, skill transmission, and online shopping. The first step is integrating Feel Tech with Toppan’s Metapa app to enhance interactive learning experiences.

How do you plan to integrate Feel Tech’s sensory sharing capabilities into Toppan’s Metapa app? What kind of interactive learning experiences are you aiming to offer with this integration?

By incorporating Feel Tech’s sensory sharing capabilities into Metapa, we aim to develop next-generation content that allows users to experience the texture of materials and the tactile sensations of artists. This will enhance art education through direct interaction and provide a more immersive and interactive learning experience.

Can you explain what in-network computing (INC) is and why it’s significant for future 6G services? How does INC help in AI and mobile network services?

In-network computing (INC) is an architecture that integrates and coordinates computing resources for AI and mobile network services, enabling end-to-end quality control. INC is significant for future 6G services as it ensures low latency and efficient bandwidth usage. By allowing on-demand computing services based on user needs, INC enhances the performance and reliability of applications involving real-time data transmission and AI analysis.

What was involved in the proof of concept with Nokia for the Open Gateway/Camara API? What were the technologies developed and how do they benefit users?

The proof of concept involved using the GSMA-defined Open Gateway/Camara API to develop technologies for controlling network routing based on mobile network conditions. The technologies enable coordinated control between user devices and nearby servers, providing on-demand computing services. This approach ensures rapid achievement of quality requirements and enhances the overall user experience by delivering reliable and responsive services.

Can you discuss the collaboration with Space Compass on the HAPS aircraft experiment? What are HAPS aircraft and why are they important for communication? Can you explain the process and results of the February 2025 experiment in Kenya?

HAPS aircraft are high-altitude platform stations that operate in the stratosphere to provide extended communication coverage. The experiment in Kenya involved establishing wireless data communication between a terrestrial smartphone and a HAPS aircraft. The aircraft relayed data from a terrestrial LTE base station to a smartphone, achieving a throughput of 4.66Mbps. This successful experiment demonstrated the potential of HAPS aircraft in providing reliable communication coverage in hard-to-reach areas.

What are the potential applications for HAPS aircraft in the “beyond 5G” era?

In the “beyond 5G” era, HAPS aircraft can be used to provide extended communication coverage in remote and underserved areas, enhancing connectivity for disaster recovery, environmental monitoring, and mobile broadband services. They offer a cost-effective solution for achieving widespread coverage, including in the sky, sea, and space.

How do you envision the space radio access network (RAN) achieving ultra-extended coverage? What areas do you expect to cover with this technology?

The space radio access network (RAN) will achieve ultra-extended coverage by utilizing both terrestrial and space-based assets, including HAPS and satellites. This technology will cover a wide range of areas, from urban to rural and remote regions, ensuring consistent and reliable connectivity for various applications, such as emergency services and remote learning.

Can you describe some real-world scenarios where users will benefit from these advancements in 6G and aircraft-based systems?

Real-world scenarios include providing high-speed internet connectivity in remote villages, supporting emergency responders during natural disasters, enabling real-time telemedicine consultations in rural areas, and offering immersive virtual learning experiences. Businesses can also benefit from improved supply chain management and enhanced customer service through reliable communication networks.

What are the challenges you foresee in commercializing HAPS by 2026?

Challenges include regulatory approvals, ensuring consistent and reliable performance across different geographical regions, and developing cost-effective solutions for large-scale deployment. Additionally, there may be technical challenges related to maintaining stable high-altitude flight and integrating HAPS aircraft with existing network infrastructure.

What is your forecast for the future of 6G and aircraft-based systems?

I foresee 6G and aircraft-based systems revolutionizing global connectivity by providing ultra-high-speed internet, enabling unprecedented levels of interactivity and sensory experiences, and ensuring reliable communication in the most remote areas. These advancements will open new economic opportunities and significantly improve the quality of life worldwide.

Explore more