12 May '13, 7pm

Hedy Lamarr, and others, unknown engineers and trailblazers in science!

Hedy Lamarr: A beauty with brains Think of 1940s actress Hedy Lamarr and the term “bombshell” might come to mind, but perhaps not in the way she would have wished. Voted the most desirable, beautiful actress or pinup during World War II, few people know that Lamar had a workbench in her Hollywood home where she tinkered on a regular basis. The beauty with brains had experimented with automated control of musical instruments. Together with George Antheil, she submitted the idea of a secret communication system in June 1941 and in 1942 received US Patent 2,292,387. In essence, the patent covered an early version of frequency hopping used a piano roll to change between 88 frequencies and was intended to make radio-guided torpedoes harder for enemies to detect or jam. The Navy passed on the idea in the 1940s but it was eventually implemented in the US in 1962 after the patent ...

Full article: http://www.edn.com/electrical-engineer-community/industry...

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