It seems like only yesterday, but Fifth Generation (5G) cellular networks have been making wireless connections for almost four years. Already, some of the major carriers and test-equipment developers are looking ahead to around 2029 or 2030 and the expected start of Sixth Generation (6G)…
Thousands of satellites surround the Earth in their own orbital slots and even their own constellations, at distinct altitudes. They help communicate with distant places, track weather, and, with the Global Positioning System (GPS), find distant places here on Earth. Closest to Earth,…