technology What is Wi-Fi6 equipped in iPhone11?
Wi-Fi6 equipped in iPhone6 is drastically improved from the former WI-Fi specification. This article describes basis of WI-Fi6 and comparison between WI-FI6 and other Wi-Fi specification.
technology
technology 
4g What’s a private LTE? Easier than local 5G
What is private LTE? This article describes basis of private LTE including several technologies as well as the market situation in Japan.
IoT What is Sigfox? How is it expanding in Japan ?
What is Sigfox ? How is it in Japan ? This article describes basis of Sigfox including characteristics, service area and use cases as well as future expectation in Japan.
5G What is 5G Standalone (SA) / When will it start in Japan ?
Existing 5G service launched from 2018 is NOT real 5G. This article describes basis of Standalone(SA) for full scale 5G services and explains when SA will be launched in Japan.
IoT What is LPWA? Compare major 5 technologies
What is LPWA ? This articles describes basis of LPWA and compares 5 major LPWA technology, LTE-M, NB-IoT, Sigfox, LoRaWAN and 802.11ah(Wi-Fi HaLow)
5G What is 5G ?
5G is not merely extension of 4G LTE. 5G has 3 major characteristics to be understood for 5G business. This article describes basis of 5G including 3 major characteristics.