What is Low Earth Orbit MIMO technology?

Low Earth Orbit MIMO technology is a technique that uses multiple antennas to improve the frequency efficiency of radio signals and increase the transmission capacity of satellite communications.

LEOMI stands for 'Low Earth Orbit MIMO/IoT Transmission Device.' It is a device developed by NTT and JAXA to demonstrate Low Earth Orbit MIMO technology and satellite sensing technology.

What social issues does this technology address?

This technology enables the use of IoT devices in areas such as oceans and mountainous regions where terrestrial communication networks are not available, contributing to the reduction of the digital divide and the creation of new industries.

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Start of On-Orbit Demonstration Experiment for Low Earth Orbit Satellite MIMO Technology and Satellite Sensing Technology

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AI Summary (NQ-processed)

NTT and JAXA have commenced on-orbit demonstration experiments for Low Earth Orbit (LEO) satellite MIMO technology and satellite sensing technology. The LEOMI device, onboard the Innovative Satellite Technology Demonstration-4 (Small Demonstration Satellite-4) launched on December 14, 2025, has confirmed normal operation. The approximately one-year experiment aims to establish these technologies, which are expected to improve communication quality and enable IoT device utilization in areas without terrestrial networks.

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Frequently Asked Questions

Q: What is Low Earth Orbit MIMO technology?: A: Low Earth Orbit MIMO technology is a technique that uses multiple antennas to improve the frequency efficiency of radio signals and increase the transmission capacity of satellite communications.
Q: What is LEOMI?: A: LEOMI stands for 'Low Earth Orbit MIMO/IoT Transmission Device.' It is a device developed by NTT and JAXA to demonstrate Low Earth Orbit MIMO technology and satellite sensing technology.
Q: What social issues does this technology address?: A: This technology enables the use of IoT devices in areas such as oceans and mountainous regions where terrestrial communication networks are not available, contributing to the reduction of the digital divide and the creation of new industries.