From Radar to Satellites: The Evolution of ADS-B Technology in...

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2026-08-24 12:44:18 -

From Radar to Satellites: The Evolution of ADS-B Technology in Aviation Safety

Since the days of World War II, radar has been the foundational technology for tracking aircraft. Primary radar works by bouncing radio waves off the metallic hull of an airplane, while secondary radar relies on transponders to send back basic altitude and identity information. While revolutionary for its time, radar has significant physical limitations. It updates slowly, its radio waves...

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