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Next month on the 11th of August, it will be 80 years since #Hollywood Actress Hedy Lamarr received a patent in 1942 for her 'frequency hopping communication system' - the same #technology now known as 'spread-spectrum broadcasting' forms the basis of much of today's wireless communications: Wi-Fi, Bluetooth, mobile phones, GPS, internet and more.
Screen goddess Hedy Lamarr invents Wi-Fi