Austrian-American actress and inventor who co-invented spread spectrum frequency hopping communication with composer George Antheil during WWII — a patent that expired unmonetized but became the technical foundation for Bluetooth, WiFi, and CDMA.
Co-invented frequency hopping spread spectrum — a method of rapidly switching radio frequencies to prevent jamming — which provided the core technical concept underlying modern wireless communication protocols including CDMA, WiFi, and Bluetooth.
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