3 ms·
> […] and whether you are in an urban canyon can make significant difference. AIUI, urban canyons was one of the reasons why Japan built their QZSS system: *
by throw0101a 5y ago
> […] and whether you are in an urban canyon can make significant difference.
AIUI, urban canyons was one of the reasons why Japan built their QZSS system:
* https://en.wikipedia.org/wiki/Quasi-Zenith_Satellite_System https://en.wikipedia.org/wiki/Quasi-Zenith_Satellite_System
* https://gssc.esa.int/navipedia/index.php/QZSS_Signal_Plan https://gssc.esa.int/navipedia/index.php/QZSS_Signal_Plan