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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.
Austrian-American Hollywood actress Hedy Lamarr, together with musician and author George Antheil, developed a mechanism for radio guidance system for Allied torpedoes which used spread spectrum and frequency hopping technology to defeat the threat of jamming by the Axis powers. [80]
Hedy Lamarr, U.S. patent 2,292,387 — with co-inventor George Antheil, frequency hopping spread spectrum radio for jam-proof remote control of torpedoes. This work led to their induction into the National Inventors Hall of Fame in 2014. [3] Abraham Lincoln, [2] U.S. patent 6,469 — [method for] Buoying vessels over shoals. George Lucas [2]
Hedy Lamarr invented frequency hopping—a technology that could have provided a significant advantage to the United States military in the war—but the Navy shelved her idea and told her to sell war bonds instead. By selling war bonds, she engaged in something deemed more appropriate for a woman, especially a glamorous actress."
1794: British chemist Elizabeth Fulhame invented the concept of catalysis and published a book on her findings. [58] c. 1796–1820: During the reign of the Jiaqing Emperor, astronomer Huang Lü became the first Chinese woman to work with optics and photographic images. She developed a telescope that could take simple photographic images using ...
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.
August 11 – Composer George Antheil and actress Hedy Lamarr are granted a United States patent [11] for a frequency-hopping spread spectrum communication system intended to make radio-guided torpedoes harder to detect. [12] October 2 – The first American-built jet aircraft, the Bell P-59 Airacomet fighter prototype, makes its first official ...
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