NTT DOCOMO and Partners Spearhead Sub-terahertz 6G Innovation

In a major leap forward for telecommunications, NTT DOCOMO, INC., NTT Corporation, NEC Corporation, and Fujitsu Limited have unveiled a groundbreaking sub-terahertz 6G device. This device promises unprecedented ultra-high-speed data transmission of 100 Gbps. The announcement was made from their respective headquarters in Tokyo and Kawasaki, Japan.

Discover the breakthrough in sub-terahertz 6G technology with 100 Gbps transmission speeds. A new era of connectivity begins

Breaking New Ground with 6G

The collaboration has yielded a wireless device that operates efficiently in the 100 GHz and 300 GHz sub-terahertz bands. This device marks a significant milestone, as it can transmit data at speeds roughly 20 times faster than the current 5G networks. The team’s commitment to R&D since 2021 has set the stage for this innovation, expected to redefine wireless communication standards in the near future.

Contributions of Each Corporation


DOCOMO has been pivotal in analyzing and developing the necessary wireless system configurations. Their efforts have resulted in a robust equipment setup capable of supporting 100 Gbps transmissions over 100 meters.

NTT’s Innovations

NTT has taken charge of developing advanced wireless devices specifically for the 300 GHz band, focusing on broadening the capabilities of these high-frequency operations.

NEC’s Technological Advancements

NEC has contributed by developing a sophisticated multi-element active phased array antenna. This antenna supports enhanced data transmission capabilities in the 100 GHz band.

Fujitsu’s Achievements

Fujitsu’s research has led to significant advancements in compound semiconductor technologies. These innovations are crucial for enhancing signal amplification, thus extending communication ranges and reducing power consumption.

The Future of Sub-terahertz 6G Networks

As the world moves closer to the 6G era, the need for higher capacity in wireless networks becomes more apparent. The use of the sub-terahertz band will be essential in supporting a wide range of applications, from ultra-HD video streaming to real-time autonomous vehicle control. Overcoming the challenges posed by these higher frequency bands is crucial for the development of next-generation wireless devices.

Looking Ahead

The four corporations will continue their extensive research and development efforts. These initiatives are vital for the ongoing evolution of sub-terahertz 6G technology and its standardization. What will the impact of these advancements be on everyday wireless communication?

As we edge closer to realizing the full potential of 6G technology, the achievements of NTT DOCOMO, NTT, NEC, and Fujitsu highlight the exciting prospects of sub-terahertz communications. The journey towards faster, more efficient networks is well underway, promising a transformative impact on global connectivity.


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