With the rapid development of wireless technology, in terms of wireless communication, there are several options according to the distances, such as bluetooth, Zigbee, WiFi, 3G/4G/5G, microwave and satellite (starlink). What are the differences between these types of wireless communication technology?
While speaking of data transaction, perhaps DTU is one of the most frequently mentioned term that you may notice. So, what is DTU? what does DTU stand for? what functions does it have?