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Hedy Lamarr~actress and mathematically talented, Lamarr also co-invented — with composer George Antheil — an early technique for spread spectrum communications and frequency hopping, necessary for wireless communication from the pre-computer age to the present day.

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Hedy Lamarr, Hollywood star, also invented a frequency device that prevented radio-controlled torpedoes from jamming.

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The Strange Woman : Free Download & Streaming

Hedy Lamarr (November 1913 - January "The Strange Woman" Publicity, age 33 a lot of people don't know that Hedy Lamarr was an important woman of science and helped to invent the technology that makes wifi internet possible.