Wataru OkadaShigeru TomisatoKazuhiro UeharaCoverage Improvement by Adaptive Bandwidth Control Corresponding to Radio Channel Fluctuation in Multi-Band IoT Systems with Spectrum Sharing Systems.101-1042021ISCIThttps://doi.org/10.1109/ISCIT52804.2021.9590612conf/iscit/2021db/conf/iscit/iscit2021.html#OkadaTU21