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Showing posts from December, 2023

Top 5 Posts for 2023

As per the tradition, here are the top 5 most viewed posts from 2023. These posts were not necessarily posted this year, so I have added the month and year it was posted. Laser Inter-Satellite Links (LISLs) in a Starlink Constellation , Feb. 2022 CSI-RS vs SRS Beamforming , Mar. 2021 IEEE 802.11bn Ultra High Reliability (UHR), a.k.a. Wi-Fi 8 , Mar. 2023 IEEE 802.11be Extremely High Throughput (EHT), a.k.a. Wi-Fi 7 , Nov. 2020 5G NR-NTN Demos make a Debut at MWC 2023 , Mar. 2023 If you had a favourite post, let us know in the comments below. Related Posts :  The 3G4G Blog: Top 10 Blog Posts and Top 5 Videos for 2023 Free 6G Training: Top 10 Posts for 2023 Telecoms Infrastructure Blog: Top 5 Posts For 2023 Operator Watch Blog: Top 5 Posts for 2023 Private Networks Technology Blog: Top 5 Posts for 2023 Connectivity Technology Blog: Top Posts of 2022 Connectivity Technology Blog: Top 5 Posts for 2021 Connectivity Technology Blog: Top 5 Posts for 2020  

KDDI Prepares for Disasters with Vehicle-Mounted Base Stations Backhauled via Starlink

KDDI is a big fan of SpaceX's Starlink satellites. Earlier this year I talked about how it's working to solve rural connectivity issue in Japan with the help of Starlink. In August this year, KDDI signed an agreement with SpaceX to bring Satellite-to-Cellular (Direct-to-Device) service to Japan.  Along with solving the connectivity challenges, KDDI is also looking at Starlink to solve the backhaul challenge in case if disaster strikes that destroys the ground infrastructure. A press release in July detailed this as follows: KDDI and KDDI Engineering will deploy vehicle-mounted base stations and portable base stations that use the satellite broadband service "Starlink" as a backhaul line starting in July 2023, and will deploy approximately 200 base stations, including ship-type base stations, by the end of fiscal 2023. The machines will be introduced nationwide. Through this, we aim to provide customers with high-speed, low-latency au communications even in the even