Known for her beauty, Lamarr was also an inventor who patented a device for radio spectrum signal-hopping, which is essential for today’s wi-fi, CDMA, Bluetooth, and GPS. Born in Austria, she was one of the leading actresses in Hollywood. Yet her Patent #2,292,387, a device for radio guidance of torpedos, during World War II, utilized signal-hopping. Think of her when you use your mobile phone or laptop.
David Coleman. “Happy Birthday, Hedy Lamarr – Wi-Fi Visionary.” Extreme Networks Blog.
San Jose, CA. Accessed 26 December 2021.
“Hedy Lamarr.” Wikipedia. Accessed 26 December 2021.