Lamarr Patents Frequency Hop: Wi-Fi's Ancestor Born
Hedy Lamarr and George Antheil secured a patent for their frequency-hopping spread spectrum system, a wartime anti-jumping device that directly enabled the development of modern Wi-Fi and cellular networks. Their invention transformed how we connect today by allowing signals to hop across frequencies faster than enemies could jam them, laying the technical foundation for every wireless conversation you make now.
August 11, 1942
84 years ago
Key Figures & Places
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