Trailblazing through the Decades: Hedy Lamarr (1940s)
During WWII, a hobbyist inventor worked to help the military come up with a secure communication system to combat the Nazis. By manipulating radio frequencies at irregular intervals between transmission and reception, the invention formed an unbreakable code that prevented classified messages from being intercepted by enemy personnel. This patented form of frequency hopping revolutionized modern communications and formed the foundation for Wi-Fi, cell phone, and Bluetooth technology. The inventor’s name was Hedy Lamarr, and she was also a Hollywood star during MGM’s “Golden Age.”
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