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Hedy Lamarr (/ ˈ h ɛ d i /; born Hedwig Eva Maria Kiesler; November 9, 1914 [a] – January 19, 2000) was an Austrian-born American actress and inventor. After a brief early film career in Czechoslovakia, including the controversial erotic romantic drama Ecstasy (1933), she fled from her first husband, Friedrich Mandl, and secretly moved to Paris.
The name Wi-Fi is not short-form for 'Wireless Fidelity', [34] although the Wi-Fi Alliance did use the advertising slogan "The Standard for Wireless Fidelity" for a short time after the brand name was created, [31] [33] [35] and the Wi-Fi Alliance was also called the "Wireless Fidelity Alliance Inc." in some publications. [36]
During World War II, Golden Age of Hollywood actress Hedy Lamarr and avant-garde composer George Antheil developed an intended jamming-resistant radio guidance system for use in Allied torpedoes, patenting the device under U.S. patent 2,292,387 "Secret Communications System" on August 11, 1942. Their approach was unique in that frequency ...
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In 1942, actress Hedy Lamarr and composer George Antheil received U.S. patent 2,292,387 for their "Secret Communications System", [9] [10] an early version of frequency hopping using a piano-roll to switch among 88 frequencies to make radio-guided torpedoes harder for enemies to detect or jam.
Hedy Lamarr: invented a "frequency hopping" technology that the Navy used during World War II to control torpedoes via radio signals. This same technology is also used today in creating Bluetooth and Wi-Fi signals.
The Navy passed on their idea, but Lamarr and Antheil received a patent for the work on August 11, 1942. [62] This technique would later be used again, first in the 1950s at Sylvania Electronic Systems Division and is used in everyday technology such as Bluetooth and Wi-Fi. [62] Marlyn Wescoff (standing) and Ruth Lichterman reprogram the ENIAC ...
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