Before revision: Marconi and Karl Ferdinand Braun , who invented the phased array antenna in 1905, which led to the development of radar, smart antennas and MIMO, shared the 1909 Nobel Prize in Physics "for their contributions to the development of wireless telegraphy".
After revision: Marconi and Karl Ferdinand Braun shared the 1909 Nobel Prize in Physics "for their contributions to the development of wireless telegraphy".