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The movie star behind your cellphone: Lamarr with assistance from George Antheil devised a pre-digital way to synchronize a radio transmitter and a receiver so that they can simultaneously switch from frequency to frequency while communicating a message. (This technique, which Lamarr dubbed “frequency hopping,” is now subsumed within the broader term “spread spectrum.” The Navy buried the patent [for a while] ..... (If you use Bluetooth devices, you use frequency hopping.)

“Hedy’s Folly”: The movie star behind your cellphone

The movie star behind your cellphone: Lamarr with assistance from George Antheil devised a pre-digital way to synchronize a radio transmitter and a receiver so that they can simultaneously switch from frequency to frequency while communicating a message. (This technique, which Lamarr dubbed “frequency hopping,” is now subsumed within the broader term “spread spectrum.” The Navy buried the patent [for a while] ..... (If you use Bluetooth devices, you use frequency hopping.)

DC Comics Supergirl Radio Digital Alarm Clock with projection time Works find me at www.dandeepop.com

DC Comics Supergirl Radio Digital Alarm Clock with projection time Works find me at www.dandeepop.com

One of the most beautiful actresses of the 20th Century: Hedy Lamarr,

Hedy Lamarr: Not Just a Pretty Face!

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